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        1. 您(nin)好(hao),歡(huan)迎(ying)進入(ru)南京(jing)惠(hui)言達電氣(qi)有(you)限(xian)公(gong)司網站(zhan)!
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          您現(xian)在(zai)的位(wei)置:首(shou)頁 >> 產品中心(xin) >> 編(bian)碼器(qi) >> FRABA編(bian)碼器(qi) >> 快報(bao)價Fraba編(bian)碼器(qi)OCD-DPC1B-0013-C100-H3P

          快報(bao)價Fraba編(bian)碼器(qi)OCD-DPC1B-0013-C100-H3P

          • 更(geng)新(xin)時間:  2019-08-27
          • 產品型(xing)號(hao):  
          • 簡單(dan)描(miao)述(shu)
          • 快報(bao)價Fraba編(bian)碼器(qi)OCD-DPC1B-0013-C100-H3P
            Fraba OCD-S101G-1212-B150-CAW 編(bian)碼器(qi)
            Fraba OCD-S101G-1212-B15V-CAW 編(bian)碼器(qi)
            Fraba OCD-S101G-1212-B150-CAW 編(bian)碼器(qi)
          詳(xiang)細介(jie)紹(shao)

          快(kuai)報(bao)價Fraba編(bian)碼器(qi)OCD-DPC1B-0013-C100-H3P

          德國FRABA式編(bian)碼器(qi)SSI信號輸出

          行(xing)業(ye)應用:

          冶金(jin)設(she)備及(ji)流水線

          港(gang)口(kou)起重運輸機械

          水利(li)、灌溉機械

          重型機械

          造紙印(yin)刷(shua)、紡(fang)織(zhi)機械

          精(jing)密(mi)測量(liang)和數控(kong)設(she)備

          機床

          主要(yao)特征(zheng):

          緊湊(cou)牢(lao)固(gu)適合(he)重工業(ye)

          同步(bu)串行(xing)SS I接口(kou)

          殼 體:58 mm

          軸 徑: 實心(xin)軸6mm、10mm空(kong)心15mm

          單(dan)圈(quan)分辨(bian)率(lv): 大(da)16位(wei)

          旋(xuan)轉 圈(quan)數: 大(da)14位(wei)

          輸出編(bian)碼: 格(ge)雷碼(ma)、二進(jin)制(zhi)碼(ma)

          電磁(ci)兼容(rong)性(xing):EN50 081-2,EN50 082-2,CE

          技(ji)術參(can)數:

          時鐘(zhong)輸入(ru):通過(guo)光(guang)藕合(he)器(qi)

          數據輸入(ru):基於RS485/422通訊(xun)協(xie)議(yi)的線驅(qu)

          供電電(dian)壓(ya):10—30VDC

          時鐘(zhong)頻(pin)率(lv):100kHz~1MHz

          LSB輸出頻(pin)率(lv):大(da)800kHz(有效(xiao)編(bian)碼器(qi))

          精(jing) 度(du):±1/2LSB(12位(wei)), ±2LSB(16位(wei))

          每(mei)分鐘(zhong)轉速(su):6000轉/分

          工(gong)作(zuo)溫度:—40...+85ºC

          防(fang)護(hu)等級:IP65

          Fraba    OCD-DPC1B-1412-B15C-H3P-287    編(bian)碼器(qi)

          Fraba    OCD-DPB1B-1212-B150-OCC    編(bian)碼器(qi)
          Fraba    OCD-DPC1B-0012-B120-H3P (ersetzt:5812-1-HBB1DP03PG-B)    編(bian)碼器(qi)
          Fraba    OCD-DPC1B-0012-C100-H3P (ersetzt:5812-1-FBB1DP03PG-B)    編(bian)碼器(qi)
          Fraba    OCD-DPC1B-0012-S100-H3P    編(bian)碼器(qi)
          Fraba    OCD-DPC1B-1212-C100-H3P    編(bian)碼器(qi)
          Fraba    OCD-DPC1B-1412-B15C-H3P-287    編(bian)碼器(qi)
          Fraba    OCD-S101G-1212-B150-CAW    編(bian)碼器(qi)
          Fraba    OCD-S101G-1212-B150-CAW    編(bian)碼器(qi)
          Fraba    OCD-S101G-1212-B15V-CAW    編(bian)碼器(qi)
          Fraba    OCD-S101G-1212-B150-CAW    編(bian)碼器(qi)
          Fraba    Reduction= 15 to 8mm RR08    編(bian)碼器(qi)
          Fraba    OCD-S101G-1212-B15V-CAW    編(bian)碼器(qi)
          Fraba    Reduction= 15 to 8mm RR08    編(bian)碼器(qi)
          Fraba    OCD-DPC1B-1212-B150-H3P(ersetzt:OCD-DPB1B-1212-B150-0CC)    編(bian)碼器(qi)
          Fraba    AH58-B1DP-127    編(bian)碼器(qi)
          Fraba    OCD-DPC1B-1213-B150-H3P    編(bian)碼器(qi)
          Fraba    OCD-S101G-1212-B150-PRL(alter. for OCD-S100G-1212-B150-PRL)    編(bian)碼器(qi)
          Fraba    OCD-DPC1B-1412-B15C-H3P-287    編(bian)碼器(qi)
          Fraba    OCD_P100B_0813_S100_CRW    編(bian)碼器(qi)
          Fraba    OCD-S101G-1212-B150-PRL(alter. for OCD-S100G-1212-B150-PRL)    編(bian)碼器(qi)
          Fraba    OCD-DPC1B-1212-C10S-H3P(Ersatz OCD-DPB1B-1212-C10S-0CC)    編(bian)碼器(qi)
          Fraba    OCD-S101G-1212-B150-CAW    編(bian)碼器(qi)
          Fraba    Reduction= 15 to 8mm RR08    編(bian)碼器(qi)
          Fraba    OCD-DPC1B-1213-C100-H3P    編(bian)碼器(qi)
          Fraba    OCD-DPC1B-1213-C10V-H3P    編(bian)碼器(qi)
          Fraba    Reduction= 15 to 8mm RR08    編(bian)碼器(qi)
          Fraba    OCD-DPC1B-1213-C100-H3P    編(bian)碼器(qi)
          Fraba    OCD-DPC1B-1212-C100-H3P    編(bian)碼器(qi)
          Fraba    OCD-DPC1B-0013-C100-H3P    編(bian)碼器(qi)
          Fraba    MCD-CA00B-1212-B060-GAW    編(bian)碼器(qi)
          Fraba    OCD-DPC1B-1212-C100-H3P    編(bian)碼器(qi)
          Fraba    OCD-CAA1B-0016-B15S-PRM    編(bian)碼器(qi)
          Fraba    OCD-CAA1B-1216-B15S-PRM    編(bian)碼器(qi)
          Fraba    OCD-D2B1B-1213-C100-;ID-NR:OCD-DEVICENET    編(bian)碼器(qi)
          Fraba    OCD-D2B1B-1213-C100-;ID-NR:OCD-DEVICENET    編(bian)碼器(qi)
          Fraba    OCD-PPA1G-0012-C10S-PAP    編(bian)碼器(qi)
          Fraba    OCD-DPB1B-1212-C100-0CC    編(bian)碼器(qi)
          Fraba    OCD-DPB1B-1212-C100-0CC    編(bian)碼器(qi)

           

          IXARC HYBRID ENCODER

          Incremental and Absolute Functionality in a Single Device

          POSITAL introduces new members of its IXARC family of rotary encoders that combine incremental and absolute rotation measurement capabilities in a single, compact package.

          The combination of both measurement capabilities in a single device provides control system designers with extra flexibility. Moreover, the incremental signal can be used as a “heartbeat” that confirms that the sensor is functioning normally.

          • Easy to Program with UBIFAST Configuration Tool
          • Wide range of mechanical configurations and connector types
          • Contact-free Measurement
          • Any PPR up to 16384 Available
          • Compact Size down to 36 mm Diameter
          • Real-Time 16 bit Resolution
          • Parameters to Program: PPR, Resolution, Number of Turns, Direction

          Absolute and Incremental Rotary Encoders

          Absolute encoders provide the control system with an accurate report of the rotational angle and number of complete rotations of the encoder shaft at a specific point in time, they are an ideal solution for many machinery positioning tasks.

          Read more about IXARC Absolute Encoders

          Incremental encoders, on the other hand, provide a signal pulse every time the encoder shaft rotates by a specified angle. Their excellent dynamic response makes them a good choice for monitoring rotational speed and direction.

          Read more about IXARC Incremental Encoders

          One Hardware ? Thousands of Encoders

          The full range of programmable options and features can be selected through the use of POSITAL’s new UBIFAST programming interface. The UBIFAST system includes a programming interface built into the encoders and a new UBIFAST configuration tool that enables users to program their devices through an easy-to-use WiFi-enabled user interface.

          PROGRAMMABLE ENCODER 2.0

          No Software, No App, No Installations

          POSITAL is introducing powerful new programming capabilities and tools for their IXARC series of rotary encoders. With these new capabilities, the encoders’ performance characteristics can be extensively modified through software changes, without requiring any changes to physical components. In a related development, POSITAL is introducing the UBIFAST configuration tool, a hardware module that can be easily connected to programmable encoders through accessory cables. The UBIFAST tool features a built-in WiFi hotspot and webserver. Once the tool has been powered up, any WiFi-enabled smartphone, tablet, or laptop computer can connect to the WiFi hotspot and the configuration interface will automatically open up in a standard web browser window – no app, no software installation, and no Internet connection are required.

          POSITAL also presents an Internet-enabled configuration management system for IXARC programmable encoders. Whenever a device is reconfigured, the operator has the option of registering the changes with POSITAL through an automatic interface.

          ANALOG ATEX-CERTIFIED ROTARY ENCODERS

          Encoder for Hazardous Locations

          POSITAL analog ATEX-certified absolute encoder is designed to operate safely in atmospheres where there are potentially dangerous levels of explosive gases or dust. These devices are part of the IXARC family of magnetic rotary sensors and are available in single- or multiturn versions. Rugged, reliable and highly accurate, these devices can be ordered with a wide range of mounting and coupling options that ensure that they can be installed in zones 1 and 21 (as defined from the ATEX directive).

          • Certified for Underground Mines (Group I) and Other Industries (Group II)
          • Housing Material: Aluminum, Stainless Steel (316 AISI)
          • Ex-proof “d” Flameproof Enclosure
          • Removable Connection Cap
          • Resolution up to 12 bit

          Analog Interface

          The ATEX certified encoders are available with the following interfaces:

          • Analog-Current
            0 – 20 mA
            4 – 20 mA
          • Analog-Voltage
            0 – 5 V
            0 – 10 V
            0.5 – 4.5 V 
            0.5 – 9.5 V

          Industries

          POSITAL offers unique sensors to meet the needs of industries such as:

           

          DESIGNED FOR CHALLENGING ENVIRONMENTS

          High Performance with Incremental or Absolute Interface

          POSITAL is excited to introduce the new IXARC high performance magnetic encoder in a heavy duty version. With an IP68/IP69K rating, high shock and vibration resistance and high load bearing shafts, these encoders are built to last in the most abusive environments.

          Water Proof for Harsh Environments

          Water damage is a common problem for many sensors, but not for the IXARC heavy duty rotary encoder. Whether it is pressure washing an excavator or salt spray on a ship, with an IP68/IP69K environmental rating and optional stainless steel housings, these sensors are built for years of reliable use.

          Compact and Robust Housings

          The IP68/IP69K IXARC heavy duty rotary encoder has a diameter of only 36/42 mm which makes it a compact solution for many applications with limited installation space. Moreover, its rugged housing, hardened shaft and extraordinary sealing provide protection against wear and corrosion.

          SSI and Incremental Interface

          IXARC High Performance encoders are available with incremental and SSI interfaces to suit your application.

          Incremental Interface

          • Up to 16384 pulses per revolution
          • Available with HTL(Push-Pull)/TTL(RS422)

          SSI Interface

          • Available with resolutions up to 16 bit singleturn and 22 bit multiturn
          • Ability to configure preset and counting direction

          Industries

          With over 120,000 IXARC encoders available, POSITAL offers unique sensors to meet the needs of industries such as:

          • Machines
          • Material Handling
          • Marine
          • Metal Forming
          • Mining
          • Oil & Gas
          •  

           

          Position & Motion Sensors

          Protection Sensors

          FAST ETHERCAT ROTARY ENCODER

          High Performance with Simple Operation

          POSITAL’s new optical encoders with EtherCAT provide high-speed data for positioning and speed control – they ensure extremely short cycle times of up to 62 μs. Thanks to their distributed clock function, they allow users to synchronize axes with a deviation of <1 μs. The EtherCAT encoders support cable redundancy, thus minimizing breakdown times in case of cable breaks: if special PLCs with two network cards are used, a maximum of one cycle is lost. A round axis functionality enables users to implement applications with non-binary gearing factors (e.g. 6 revolutions). The firmware can be updated through standard configuration tools such as TwinCAT, with a password protection that restricts access to authorized personnel.

          • Very Fast Cycle Time (up to 62 μs)
          • Firmware Update with Password Protection
          • Up to 16 bit Resolution and 14 bit Revolution
          • All Common Flanges/Shaft Sizes Available
          • Up to IP67 Environmental Protection
          • Optional Stainless Steel and Explosion Proof Housings

          Applications

          • Packaging Machinery: Pick and Place
          • Bottling Machines
          • Plastic Manufacturing: Blow Film Lines
          • Textile Manufacturing
          • Material Handling: Automotive
          • Stage and Theater Systems
          • Robotics
          • 編(bian)碼器(qi)可按(an)以(yi)下方式(shi)來分類(lei)。
            1、按(an)碼(ma)盤(pan)的(de)刻(ke)孔方式不(bu)同分類(lei)
            (1)增(zeng)量型(xing):就(jiu)是(shi)每轉過(guo)單(dan)位(wei)的(de)角(jiao)度(du)就(jiu)發(fa)出(chu)壹(yi)個脈(mai)沖信號(也有發(fa)正(zheng)余(yu)弦(xian)信號,
            編(bian)碼器(qi)(圖1)
            編(bian)碼器(qi)(圖1)
            然(ran)後(hou)對(dui)其(qi)進(jin)行(xing)細(xi)分,斬波(bo)出頻(pin)率(lv)更(geng)高的(de)脈(mai)沖),通常(chang)為(wei)A相、B相、Z相輸出,A相、B相為相互延(yan)遲(chi)1/4周(zhou)期(qi)的(de)脈沖(chong)輸出,根據(ju)延(yan)遲(chi)關(guan)系可以(yi)區(qu)別(bie)正(zheng)反轉,而(er)且通過(guo)取A相、B相的上(shang)升和下降(jiang)沿(yan)可以(yi)進(jin)行(xing)2或(huo)4倍頻(pin);Z相為單(dan)圈(quan)脈(mai)沖(chong),即(ji)每(mei)圈發(fa)出(chu)壹(yi)個脈(mai)沖。
            (2)值(zhi)型:就(jiu)是(shi)對(dui)應(ying)壹(yi)圈,每(mei)個基(ji)準的(de)角(jiao)度發(fa)出(chu)壹(yi)個壹(yi)與該(gai)角度對(dui)應(ying)二(er)進制(zhi)的(de)數值,通過(guo)外部(bu)記(ji)圈器(qi)件可以(yi)進(jin)行(xing)多個位(wei)置的(de)記(ji)錄(lu)和測量(liang)。
            2、按(an)信號的(de)輸出類(lei)型(xing)分為(wei):電(dian)壓(ya)輸出、集電(dian)極開路(lu)輸出、推拉互(hu)補(bu)輸出和長線驅(qu)動輸出。
            3、以(yi)編(bian)碼器(qi)機械安裝(zhuang)形(xing)式(shi)分類(lei)
            (1)有(you)軸型:有軸型又可(ke)分為(wei)夾(jia)緊法(fa)蘭(lan)型(xing)、同步(bu)法(fa)蘭(lan)型(xing)和伺(si)服安裝(zhuang)型(xing)等。 [2] 
            (2)軸套型:軸套型又(you)可分為(wei)半(ban)空(kong)型、全空(kong)型和大(da)口(kou)徑(jing)型(xing)等。
            4、以(yi)編(bian)碼器(qi)工作(zuo)原理(li)可分為(wei):光(guang)電式(shi)、磁(ci)電式(shi)和觸點電刷(shua)式(shi)。
            常見(jian)故障(zhang)編(bian)輯(ji)
            1、編(bian)碼器(qi)本身(shen)故障(zhang):是指編(bian)碼器(qi)本身(shen)元(yuan)器(qi)件出現(xian)故障(zhang),
            編(bian)碼器(qi)(圖2)
            編(bian)碼器(qi)(圖2)
            導致其(qi)不(bu)能(neng)產生(sheng)和輸出正(zheng)確(que)的波(bo)形(xing)。這(zhe)種(zhong)情(qing)況下需(xu)更(geng)換(huan)編(bian)碼器(qi)或維(wei)修其內部(bu)器(qi)件。
            2、編(bian)碼器(qi)連接電纜(lan)故障(zhang):這種(zhong)故障(zhang)出現(xian)的(de)幾率(lv)高,維(wei)修中經常(chang)遇(yu)到,應是優先考(kao)慮(lv)的(de)因素。通常(chang)為(wei)編(bian)碼器(qi)電纜(lan)斷路、短(duan)路(lu)或接觸不(bu)良(liang),這時需(xu)更(geng)換(huan)電纜(lan)或接頭。還(hai)應特(te)別(bie)註意(yi)是否(fou)是由於電(dian)纜(lan)固(gu)定(ding)不緊(jin),造成(cheng)松動(dong)引起開焊(han)或(huo)斷路,這時需(xu)卡(ka)緊電(dian)纜(lan)。
            3、編(bian)碼器(qi)+5V電源(yuan)下降(jiang):是(shi)指+5V電(dian)源過(guo)低(di), 通常(chang)不(bu)能(neng)低(di)於4.75V,造成(cheng)過低(di)的(de)原因是供電電(dian)源故障(zhang)或電(dian)源(yuan)傳(chuan)送電纜(lan)阻(zu)值(zhi)偏大(da)而(er)引起損(sun)耗(hao),這時需(xu)檢修電源(yuan)或(huo)更(geng)換(huan)電纜(lan)。
            4、式編(bian)碼器(qi)電池(chi)電(dian)壓(ya)下降(jiang):這(zhe)種(zhong)故障(zhang)通常(chang)有(you)含(han)義(yi)明確(que)的報(bao)警,
            編(bian)碼器(qi)(圖3)
            編(bian)碼器(qi)(圖3)
            這(zhe)時需(xu)更(geng)換(huan)電池(chi),如果(guo)參考(kao)點位(wei)置記(ji)憶丟失,還(hai)須(xu)執行(xing)重回參考(kao)點操作(zuo)。
            5、編(bian)碼器(qi)電纜(lan)屏蔽(bi)線未接或脫落:這(zhe)會引入(ru)幹擾信號,使(shi)波(bo)形(xing)不(bu)穩(wen)定,影(ying)響通信的準(zhun)確(que)性,必(bi)須(xu)保(bao)證屏(ping)蔽(bi)線可(ke)靠的焊接及接地。
            6、編(bian)碼器(qi)安裝(zhuang)松(song)動:這種(zhong)故障(zhang)會影(ying)響位(wei)置控(kong)制(zhi) 精(jing)度(du),造成(cheng)停止(zhi)和移動(dong)中位(wei)置偏(pian)差量超(chao)差,甚剛(gang)壹(yi)開機即(ji)產(chan)生(sheng)伺(si)服系統過(guo)載(zai)報(bao)警,請(qing)特(te)別(bie)註意(yi)。
            7、光(guang)柵(zha)汙(wu)染 這會使(shi)信號輸出幅度(du)下降(jiang),必(bi)須(xu)用脫脂棉(mian)沾*輕輕(qing)擦除(chu)油(you)汙(wu)。
            安裝(zhuang)使(shi)用編(bian)輯(ji)
            型旋(xuan)轉編(bian)碼器(qi)的機械安裝(zhuang)使(shi)用:
            型旋(xuan)轉編(bian)碼器(qi)的機械安裝(zhuang)有(you)高速(su)端安裝(zhuang)、低(di)速(su)端安裝(zhuang)、
            編(bian)碼器(qi)(圖4)
            編(bian)碼器(qi)(圖4)
            輔助(zhu)機械裝置安裝(zhuang)等多種(zhong)形(xing)式(shi)。
            高速(su)端安裝(zhuang):安裝(zhuang)於動(dong)力(li)馬達轉軸端(或齒輪(lun)連(lian)接),此(ci)方法(fa)優點是分辨(bian)率(lv)高,由(you)於多圈編(bian)碼器(qi)有4096圈(quan),馬達轉動(dong)圈(quan)數在此(ci)量程(cheng)範圍(wei)內,可充分用足量(liang)程而(er)提高分辨(bian)率(lv),缺(que)點是運動(dong)物體(ti)通過(guo)減速齒(chi)輪(lun)後(hou),來回程有(you)齒輪(lun)間(jian)隙(xi)誤(wu)差,壹(yi)般用於單(dan)向高精(jing)度(du)控(kong)制(zhi)定(ding)位(wei),例(li)如軋(zha)鋼(gang)的輥(gun)縫(feng)控(kong)制(zhi)。另(ling)外編(bian)碼器(qi)直(zhi)接安裝(zhuang)於高速(su)端,馬達抖(dou)動(dong)須(xu)較(jiao)小,不然易損(sun)壞(huai)編(bian)碼器(qi)。
            低(di)速(su)端安裝(zhuang):安裝(zhuang)於減速齒(chi)輪(lun)後(hou),如卷揚鋼(gang)絲繩(sheng)卷筒的(de)軸端或後壹(yi)節(jie)減速齒(chi)輪(lun)軸端,此(ci)方法(fa)已(yi)無(wu)齒輪(lun)來回程間(jian)隙,測(ce)量(liang)較(jiao)直(zhi)接,精(jing)度(du)較(jiao)高,此(ci)方法(fa)壹(yi)般測(ce)量長距離定(ding)位(wei),例(li)如各種(zhong)提(ti)升(sheng)設(she)備,送料小車(che)定位(wei)等。 [3] 
            輔助(zhu)機械安裝(zhuang):
            常(chang)用的有(you)齒輪(lun)齒(chi)條(tiao)、鏈條皮(pi)帶(dai)、摩(mo)擦轉輪(lun)、收(shou)繩(sheng)機械等。
            接線方(fang)法(fa)編(bian)輯(ji)
            旋(xuan)轉編(bian)碼器(qi)是壹(yi)種(zhong)光(guang)電式(shi)旋(xuan)轉測(ce)量(liang)裝(zhuang)置,它(ta)將被測的角(jiao)位(wei)移(yi)直(zhi)接轉換(huan)成(cheng)數字信號(高速(su)脈(mai)沖信號)。
            編(bian)碼器(qi)如以(yi)信號原理(li)來分,有(you)增(zeng)量型(xing)編(bian)碼器(qi),型編(bian)碼器(qi)。
            我(wo)們(men)通常(chang)用的是(shi)增(zeng)量型(xing)編(bian)碼器(qi),可將旋(xuan)轉編(bian)碼器(qi)的輸出脈沖(chong)信號直(zhi)接輸入(ru)給(gei)PLC,利(li)用PLC的高速(su)計(ji)數器(qi)對(dui)其(qi)脈(mai)沖信號進(jin)行(xing)計(ji)數,以(yi)獲(huo)得測(ce)量(liang)結果(guo)。不同型號的旋(xuan)轉編(bian)碼器(qi),其輸出脈沖(chong)的相數也不同,有的旋(xuan)轉編(bian)碼器(qi)輸出A、B、Z三(san)相脈沖(chong),有(you)的(de)只有A、B相兩相,簡單(dan)的(de)只有A相。
            編(bian)碼器(qi)有5條(tiao)引線,其(qi)中3條(tiao)是(shi)脈沖(chong)輸出線,1條(tiao)是COM端線,1條是電(dian)源(yuan)線(xian)(OC門輸出型)。編(bian)碼器(qi)的電(dian)源(yuan)可以(yi)是(shi)外接電源(yuan),也可直(zhi)接使(shi)用PLC的DC24V電(dian)源。電(dian)源“-”端要與編(bian)碼器(qi)的COM端連接,“+ ”與編(bian)碼器(qi)的電(dian)源(yuan)端連接。編(bian)碼器(qi)的COM端與PLC輸入(ru)COM端連接,A、B、Z兩相脈沖(chong)輸出線直(zhi)接與PLC的(de)輸入(ru)端連接,A、B為相差90度(du)的(de)脈(mai)沖,Z相信號在(zai)編(bian)碼器(qi)旋(xuan)轉壹(yi)圈只有壹(yi)個脈(mai)沖,通常(chang)用來做(zuo)零點的依(yi)據,連(lian)接時要註意(yi)PLC輸入(ru)的響應時間。旋(xuan)轉編(bian)碼器(qi)還(hai)有壹(yi)條屏(ping)蔽線(xian),使(shi)用時要將屏蔽線接地,提(ti)高抗(kang)幹(gan)擾性。
            編(bian)碼器(qi)-----------PLC
            A-----------------X0
            B-----------------X1
            Z------------------X2
            +24V------------+24V
            COM------------- -24V-----------COM
            工作(zuo)原理(li)編(bian)輯(ji)
            由壹(yi)個中心(xin)有(you)軸的光(guang)電碼(ma)盤(pan),其上(shang)有環形(xing)通、暗的(de)刻(ke)線(xian),
            編(bian)碼器(qi)(圖5)
            編(bian)碼器(qi)(圖5)
            有(you)光(guang)電發(fa)射(she)和接收器(qi)件讀取,獲(huo)得四組(zu)正(zheng)弦(xian)波(bo)信號組(zu)合(he)成(cheng)A、B、C、D,每個(ge)正(zheng)弦(xian)波(bo)相差90度(du)相位(wei)差(cha)(相對(dui)於壹(yi)個周(zhou)波(bo)為360度),將C、D信號反向,疊(die)加(jia)在A、B兩相上(shang),可增(zeng)強穩(wen)定信號;另(ling)每(mei)轉輸出壹(yi)個Z相脈沖(chong)以(yi)代(dai)表(biao)零位(wei)參(can)考(kao)位(wei)。
            由(you)於A、B兩相相差90度(du),可(ke)通過(guo)比(bi)較(jiao)A相在前還(hai)是B相在前,以(yi)判(pan)別(bie)編(bian)碼器(qi)的正(zheng)轉與(yu)反轉,通過(guo)零位(wei)脈(mai)沖(chong),可(ke)獲(huo)得編(bian)碼器(qi)的零位(wei)參(can)考(kao)位(wei)。編(bian)碼器(qi)碼盤(pan)的(de)材料有玻(bo)璃(li)、金(jin)屬、塑(su)料,玻(bo)璃(li)碼(ma)盤是在(zai)玻(bo)璃(li)上(shang)沈積(ji)很薄的刻線(xian),其(qi)熱穩定性(xing)好,精(jing)度(du)高,金(jin)屬碼(ma)盤(pan)直(zhi)接以(yi)通和不通刻(ke)線(xian),不(bu)易碎,但(dan)由(you)於金(jin)屬有(you)壹(yi)定的(de)厚度(du),精(jing)度(du)就(jiu)有(you)限(xian)制(zhi),其(qi)熱穩定性(xing)就(jiu)要(yao)比(bi)玻(bo)璃(li)的(de)差壹(yi)個數量級,塑(su)料碼盤(pan)是經濟(ji)型的(de),其(qi)成(cheng)本低(di),但(dan)精(jing)度(du)、熱穩定性(xing)、壽命(ming)均(jun)要差(cha)壹(yi)些。
            分辨(bian)率(lv)—編(bian)碼器(qi)以(yi)每(mei)旋(xuan)轉360度(du)提(ti)供多少(shao)的(de)通或(huo)暗刻(ke)線(xian)稱(cheng)為分辨(bian)率(lv),也稱解(jie)析(xi)分度(du)、或(huo)直(zhi)接稱多少(shao)線(xian),壹(yi)般在(zai)每轉分度(du)5~10000線(xian)。
            主要(yao)作(zuo)用編(bian)輯(ji)
            它是(shi)壹(yi)種(zhong)將旋(xuan)轉位(wei)移(yi)轉換(huan)成(cheng)壹(yi)串數字脈(mai)沖信號的(de)旋(xuan)轉式(shi)傳(chuan)感(gan)器(qi),
            編(bian)碼器(qi)(圖6)
            編(bian)碼器(qi)(圖6)
            這(zhe)些脈沖(chong)能(neng)用來控(kong)制(zhi)角(jiao)位(wei)移(yi),如果(guo)編(bian)碼器(qi)與齒(chi)輪(lun)條(tiao)或(huo)螺旋(xuan)絲杠(gang)結合(he)在(zai)壹(yi)起,也可用於測(ce)量(liang)直(zhi)線位(wei)移(yi)。
            編(bian)碼器(qi)產生(sheng)電(dian)信號後(hou)由(you)數控(kong)制(zhi)置CNC、可(ke)編(bian)程邏輯(ji)控(kong)制(zhi)器(qi)PLC、控(kong)制(zhi)系統等來處理(li)。這些傳(chuan)感(gan)器(qi)主要(yao)應(ying)用在下列方(fang)面:機床、材料加工(gong)、電動(dong)機反饋(kui)系統以(yi)及(ji)測(ce)量和控(kong)制(zhi)設(she)備。在(zai)ELTRA編(bian)碼器(qi)中角(jiao)位(wei)移(yi)的(de)轉換(huan)采(cai)用了光(guang)電掃(sao)描(miao)原理(li)。讀數系統是(shi)基(ji)於徑(jing)向分度(du)盤(pan)的旋(xuan)轉,該(gai)分度(du)由(you)交(jiao)替的(de)透光(guang)窗口(kou)和不透光(guang)窗口(kou)構(gou)成(cheng)的。此(ci)系統全部(bu)用壹(yi)個紅(hong)外光(guang)源垂(chui)直(zhi)照射,這樣光(guang)就(jiu)把(ba)盤子(zi)上(shang)的圖(tu)像投(tou)射到(dao)接收器(qi)表面(mian)上(shang),該(gai)接收器(qi)覆蓋(gai)著(zhe)壹(yi)層光(guang)柵(zha),稱(cheng)為準直(zhi)儀,它具(ju)有和光(guang)盤相同的窗口(kou)。接收器(qi)的工(gong)作(zuo)是感(gan)受光(guang)盤轉動(dong)所(suo)產(chan)生(sheng)的(de)光(guang)變化(hua),然後(hou)將光(guang)變化(hua)轉換(huan)成(cheng)相應的(de)電(dian)變(bian)化(hua)。壹(yi)般地(di),旋(xuan)轉編(bian)碼器(qi)也能(neng)得到(dao)壹(yi)個速(su)度信號,這(zhe)個(ge)信號要(yao)反饋(kui)給(gei)變頻(pin)器(qi),從而(er)調節(jie)變(bian)頻(pin)器(qi)的輸出數據。故障(zhang)現象(xiang):1、旋(xuan)轉編(bian)碼器(qi)壞(huai)(無(wu)輸出)時,變頻(pin)器(qi)不能(neng)正(zheng)常工(gong)作,變得運行(xing)速(su)度(du)很慢(man),而(er)且壹(yi)會兒(er)變頻(pin)器(qi)保(bao)護(hu),顯示(shi)“PG斷開”...聯合(he)動(dong)作(zuo)才(cai)能(neng)起作(zuo)用。要使(shi)電(dian)信號上(shang)升到(dao)較(jiao)高電(dian)平(ping),並(bing)產生(sheng)沒有(you)任(ren)何幹擾的方波(bo)脈沖,這(zhe)就(jiu)必(bi)須(xu)用電子(zi)電(dian)路(lu)來處理(li)。編(bian)碼器(qi)pg接線與(yu)參(can)數矢(shi)量(liang)變(bian)頻(pin)器(qi)與編(bian)碼器(qi)pg之(zhi)間(jian)的連接方式(shi),必(bi)須(xu)與編(bian)碼器(qi)pg的型(xing)號(hao)相對(dui)應(ying)。壹(yi)般而(er)言,編(bian)碼器(qi)pg型號(hao)分差(cha)動(dong)輸出、集電(dian)極開路(lu)輸出和推挽輸出三(san)種(zhong),其(qi)信號的(de)傳(chuan)遞(di)方式(shi)必須(xu)考慮(lv)到(dao)變頻(pin)器(qi)pg卡(ka)的接口(kou),因此(ci)選擇(ze)合(he)適的(de)pg卡(ka)型號(hao)或(huo)者(zhe)設(she)置合(he)理(li).
            編(bian)碼器(qi)壹(yi)般分為(wei)增(zeng)量型(xing)與(yu)型(xing),它們存(cun)著(zhe)大(da)的區(qu)別(bie):在增(zeng)量編(bian)碼器(qi)的情(qing)況下,
            編(bian)碼器(qi)(圖7)
            編(bian)碼器(qi)(圖7)
            位(wei)置是(shi)從零位(wei)標記(ji)開始(shi)計(ji)算的脈(mai)沖(chong)數量確(que)定的(de),而(er)型編(bian)碼器(qi)的位(wei)置是(shi)由輸出代碼(ma)的讀數確(que)定的(de)。在壹(yi)圈裏(li),每個(ge)位(wei)置的(de)輸出代碼(ma)的讀數是壹(yi)的; 因此(ci),當電(dian)源斷開時,型編(bian)碼器(qi)並(bing)不與實(shi)際的位(wei)置分離。如果(guo)電源(yuan)再(zai)次接通,那(na)麽(me)位(wei)置讀數仍(reng)是當前的,有效的(de); 不(bu)像增(zeng)量編(bian)碼器(qi)那樣(yang),必(bi)須(xu)去尋(xun)找(zhao)零位(wei)標記(ji)。
            編(bian)碼器(qi)的廠(chang)家(jia)生(sheng)產(chan)的系列都(dou)很全,壹(yi)般都(dou)是(shi)的(de),如電(dian)梯(ti)型編(bian)碼器(qi)、機床編(bian)碼器(qi)、伺(si)服電機型(xing)編(bian)碼器(qi)等,並(bing)且編(bian)碼器(qi)都(dou)是(shi)智(zhi)能(neng)型的(de),有各種(zhong)並(bing)行(xing)接口(kou)可(ke)以(yi)與(yu)其(qi)它設(she)備通訊(xun)。
            編(bian)碼器(qi)是把(ba)角位(wei)移(yi)或(huo)直(zhi)線位(wei)移(yi)轉換(huan)成(cheng)電信號的(de)壹(yi)種(zhong)裝(zhuang)置。前者成(cheng)為碼(ma)盤,後者稱碼尺(chi).按(an)照讀出(chu)方式編(bian)碼器(qi)可以(yi)分為(wei)接觸式(shi)和非(fei)接觸式(shi)兩種(zhong).接觸式(shi)采(cai)用電刷(shua)輸出,壹(yi)電刷(shua)接觸導電區(qu)或絕緣(yuan)區(qu)來表示代(dai)碼的(de)狀態(tai)是(shi)“1”還(hai)是“0”;非(fei)接觸式(shi)的(de)接受敏感(gan)元件是光(guang)敏元件或磁(ci)敏元件,采(cai)用光(guang)敏元件時以(yi)透光(guang)區(qu)和不透光(guang)區(qu)來表示代(dai)碼的(de)狀態(tai)是(shi)“1”還(hai)是“0”。
            按(an)照工作原理(li)編(bian)碼器(qi)可分為(wei)增(zeng)量式(shi)和式兩類(lei)。
            編(bian)碼器(qi)(圖8)
            編(bian)碼器(qi)(圖8)
            增(zeng)量式(shi)編(bian)碼器(qi)是將位(wei)移(yi)轉換(huan)成(cheng)周(zhou)期(qi)性(xing)的電(dian)信號,再(zai)把(ba)這個電信號轉變(bian)成(cheng)計(ji)數脈沖,用脈沖(chong)的個(ge)數表示位(wei)移(yi)的(de)大(da)小。式(shi)編(bian)碼器(qi)的每(mei)壹(yi)個位(wei)置對(dui)應(ying)壹(yi)個確(que)定的(de)數字碼(ma),因此(ci)它的(de)示值(zhi)只與測(ce)量的起始(shi)和終止(zhi)位(wei)置有(you)關,而(er)與測(ce)量(liang)的(de)中間(jian)過(guo)程無(wu)關。
            旋(xuan)轉增(zeng)量式(shi)編(bian)碼器(qi)以(yi)轉動(dong)時輸出脈沖(chong),通過(guo)計(ji)數設(she)備來知道(dao)其(qi)位(wei)置,當(dang)編(bian)碼器(qi)不動(dong)或(huo)停電(dian)時,依靠計(ji)數設(she)備的(de)內部(bu)記(ji)憶來記(ji)住位(wei)置。這(zhe)樣,當停(ting)電(dian)後,編(bian)碼器(qi)不能(neng)有任(ren)何的移動,當來電工作(zuo)時,編(bian)碼器(qi)輸出脈沖(chong)過程中,也不能(neng)有幹(gan)擾而(er)丟失脈沖,不然(ran),計(ji)數設(she)備記(ji)憶的零點就(jiu)會(hui)偏移,而(er)且這(zhe)種(zhong)偏(pian)移(yi)的(de)量(liang)是無(wu)從知道(dao)的(de),只有錯誤(wu)的生(sheng)產(chan)結果(guo)出現(xian)後(hou)才(cai)能(neng)知道(dao)。解(jie)決(jue)的方法(fa)是(shi)增(zeng)加參(can)考(kao)點,編(bian)碼器(qi)每經過(guo)參(can)考點,將參考位(wei)置修正(zheng)進計(ji)數設(she)備的(de)記(ji)憶位(wei)置。在(zai)參考點以(yi)前,是不能(neng)保(bao)證位(wei)置的(de)準確(que)性的(de)。為此(ci),在工(gong)控(kong)中就(jiu)有(you)每次操作(zuo)先(xian)找參考(kao)點,開機找(zhao)零等方法(fa)。這(zhe)樣(yang)的(de)編(bian)碼器(qi)是由(you)碼(ma)盤的(de)機械位(wei)置決(jue)定的,它不(bu)受停(ting)電、幹(gan)擾的(de)影(ying)響。
            編(bian)碼器(qi)由機械位(wei)置決(jue)定的每個(ge)位(wei)置的(de)壹(yi)性,它(ta)無(wu)需(xu)記(ji)憶,無(wu)需(xu)找參(can)考(kao)點,而(er)且不(bu)用壹(yi)直(zhi)計(ji)數,什麽(me)時候需(xu)要知(zhi)道(dao)位(wei)置,什麽(me)時候就(jiu)去讀取它(ta)的位(wei)置。這(zhe)樣,編(bian)碼器(qi)的抗(kang)幹(gan)擾特(te)性(xing)、數據的可(ke)靠(kao)性(xing)大(da)大(da)提高了(le)。
            由(you)於編(bian)碼器(qi)在定(ding)位(wei)方(fang)面(mian)明(ming)顯地(di)優於增(zeng)量式(shi)編(bian)碼器(qi),
            編(bian)碼器(qi)(圖9)
            編(bian)碼器(qi)(圖9)
            已(yi)經越(yue)來越多地應(ying)用於工(gong)控(kong)定位(wei)中。型(xing)編(bian)碼器(qi)因其高精(jing)度(du),輸出位(wei)數較(jiao)多,如仍(reng)用並(bing)行(xing)輸出,其每(mei)壹(yi)位(wei)輸出信號必(bi)須(xu)確(que)保(bao)連(lian)接很好,對(dui)於較(jiao)復(fu)雜工(gong)況還(hai)要隔(ge)離,連(lian)接電纜(lan)芯數多,由此(ci)帶(dai)來諸(zhu)多不便(bian)和降(jiang)低(di)可(ke)靠性,因此(ci),編(bian)碼器(qi)在多位(wei)數輸出型,壹(yi)般均(jun)選用串行(xing)輸出或總線型(xing)輸出,德國生(sheng)產(chan)的型編(bian)碼器(qi)串行(xing)輸出常用的是(shi)SSI(同步(bu)串行(xing)輸出)。
            多圈式(shi)編(bian)碼器(qi)。編(bian)碼器(qi)生(sheng)產(chan)廠家(jia)運用鐘(zhong)表齒輪(lun)機械的原理(li),當中心(xin)碼(ma)盤旋(xuan)轉時,通過(guo)齒(chi)輪(lun)傳(chuan)動(dong)另(ling)壹(yi)組(zu)碼(ma)盤(pan)(或(huo)多組(zu)齒(chi)輪(lun),多組(zu)碼(ma)盤(pan)),在(zai)單(dan)圈(quan)編(bian)碼的基礎(chu)上(shang)再(zai)增(zeng)加圈(quan)數的編(bian)碼,以(yi)擴(kuo)大(da)編(bian)碼器(qi)的測(ce)量(liang)範圍(wei),這(zhe)樣(yang)的編(bian)碼器(qi)就(jiu)稱(cheng)為多圈式(shi)編(bian)碼器(qi),它同樣是由機械位(wei)置確(que)定編(bian)碼,每個位(wei)置編(bian)碼壹(yi)不重復(fu),而(er)無(wu)需(xu)記(ji)憶。多圈編(bian)碼器(qi)另壹(yi)個優點是由(you)於測(ce)量(liang)範圍大(da),實際(ji)使(shi)用往(wang)往(wang)富裕(yu)較(jiao)多,這樣(yang)在安裝(zhuang)時不必要費勁(jin)找零點,將某(mou)壹(yi)中間(jian)位(wei)置作(zuo)為起始(shi)點就(jiu)可(ke)以(yi)了(le),而(er)大(da)大(da)簡化(hua)了安裝(zhuang)調(tiao)試(shi)難度(du)。多圈式(shi)編(bian)碼器(qi)在長度定位(wei)方(fang)面(mian)的(de)優勢明(ming)顯,已(yi)經越(yue)來越多地應(ying)用於工(gong)控(kong)定位(wei)中。
            信號輸出編(bian)輯(ji)
            信號輸出有正(zheng)弦(xian)波(bo)(電流或(huo)電(dian)壓(ya)),方波(bo)(TTL、HTL),
            編(bian)碼器(qi)(圖10)
            編(bian)碼器(qi)(圖10)
            集(ji)電(dian)極開路(lu)(PNP、NPN),推拉式(shi)多種(zhong)形(xing)式(shi),其(qi)中TTL為(wei)長線差分驅(qu)動(對(dui)稱(cheng)A,A-;B,B-;Z,Z-),HTL也稱推拉式(shi)、推挽式(shi)輸出,編(bian)碼器(qi)的信號接收設(she)備接口(kou)應(ying)與(yu)編(bian)碼器(qi)對(dui)應(ying)。
            信號連(lian)接—編(bian)碼器(qi)的脈(mai)沖(chong)信號壹(yi)般連(lian)接計(ji)數器(qi)、PLC、計(ji)算機,PLC和計(ji)算機連(lian)接的模塊有低(di)速(su)模塊與高速(su)模塊之(zhi)分,開關(guan)頻(pin)率(lv)有低(di)有(you)高。
            如單(dan)相聯接,用於單(dan)方(fang)向計(ji)數,單(dan)方(fang)向測(ce)速。
            A.B兩相聯接,用於正(zheng)反向計(ji)數、判(pan)斷正(zheng)反向和測速(su)。
            A、B、Z三(san)相聯接,用於帶(dai)參(can)考(kao)位(wei)修正(zheng)的位(wei)置測(ce)量。
            A、A-,B、B-,Z、Z-連接,由於帶(dai)有(you)對(dui)稱(cheng)負信號的(de)連(lian)接,電流對(dui)於電(dian)纜(lan)貢獻(xian)的電(dian)磁(ci)場為(wei)0,衰(shuai)減小,抗(kang)幹擾(rao)佳,可(ke)傳(chuan)輸較(jiao)遠的距離。
            對(dui)於TTL的(de)帶(dai)有(you)對(dui)稱(cheng)負信號輸出的編(bian)碼器(qi),信號傳(chuan)輸距離可(ke)達150米(mi)。
            對(dui)於HTL的(de)帶(dai)有(you)對(dui)稱(cheng)負信號輸出的編(bian)碼器(qi),信號傳(chuan)輸距離可(ke)達300米(mi)。
            選型(xing)註(zhu)意(yi)編(bian)輯(ji)
            應註(zhu)意(yi)三(san)方面(mian)的(de)參(can)數:
            1、機械安裝(zhuang)尺(chi)寸:包(bao)括(kuo)定位(wei)止(zhi)口(kou),軸徑,安裝(zhuang)孔(kong)位(wei);電(dian)纜(lan)出線(xian)方式;安裝(zhuang)空(kong)間體(ti)積(ji);工(gong)作環境防(fang)護(hu)等級是否(fou)滿(man)足要(yao)求。
            2、分辨(bian)率(lv):即(ji)編(bian)碼器(qi)工作(zuo)時每圈輸出的脈(mai)沖數,是否(fou)滿(man)足設(she)計(ji)使(shi)用精(jing)度(du)要求。
            3、電氣(qi)接口(kou):編(bian)碼器(qi)輸出方式(shi)常見有推拉輸出(F型HTL格(ge)式),電(dian)壓(ya)輸出(E),集電(dian)極開路(lu)(C,常(chang)見C為(wei)NPN型管(guan)輸出,C2為PNP型(xing)管(guan)輸出),長線驅(qu)動器(qi)輸出。其輸出方式(shi)應和其控(kong)制(zhi)系統的(de)接口(kou)電(dian)路(lu)相匹(pi)配(pei)。
            優缺(que)點編(bian)輯(ji)
            光(guang)電編(bian)碼器(qi)
            優點:體積(ji)小(xiao),精(jing)密(mi),本身(shen)分辨(bian)度(du)可以(yi)很高,無(wu)接觸無(wu)磨損(sun);同壹(yi)品種(zhong)既(ji)可(ke)檢測(ce)角(jiao)度位(wei)移(yi),又(you)可(ke)在(zai)機械轉換(huan)裝置幫(bang)助下檢測(ce)直(zhi)線位(wei)移(yi);多圈光(guang)電編(bian)碼器(qi)可以(yi)檢測(ce)相當長量程的(de)直(zhi)線位(wei)移(yi)(如25位(wei)多圈)。壽(shou)命長,安裝(zhuang)隨(sui)意(yi),接口(kou)形(xing)式(shi)豐(feng)富,價格(ge)合(he)理(li)。成(cheng)熟技(ji)術,多年前已在國內外得到(dao)廣(guang)泛應(ying)用。
            缺(que)點:精(jing)密(mi)但(dan)對(dui)戶(hu)外及(ji)惡(e)劣(lie)環境下使(shi)用提出(chu)較(jiao)高的(de)保(bao)護(hu)要求;量測(ce)直(zhi)線位(wei)移(yi)需(xu)依賴(lai)機械裝置轉換(huan),需(xu)消(xiao)除(chu)機械間隙帶(dai)來的誤差(cha);檢測(ce)軌(gui)道(dao)運行(xing)物體(ti)難以(yi)克服滑(hua)差(cha)。
            靜磁(ci)柵(zha)編(bian)碼器(qi)
            優點:體積(ji)適中,直(zhi)接測量(liang)直(zhi)線位(wei)移(yi),數字編(bian)碼,理(li)論量程(cheng)沒有(you)限(xian)制(zhi);無(wu)接觸無(wu)磨損(sun),抗(kang)惡(e)劣(lie)環境,可水下1000米(mi)使(shi)用;接口(kou)形(xing)式(shi)豐(feng)富,量測(ce)方(fang)式多樣;價格(ge)尚能(neng)接受。
            缺(que)點:分辨(bian)度(du)1mm不高;測(ce)量(liang)直(zhi)線和角度(du)要使(shi)用不同品種(zhong);不(bu)適於在(zai)精(jing)小(xiao)處實(shi)施(shi)位(wei)移(yi)檢測(ce)(大(da)於260毫(hao)米(mi))。

          快(kuai)報(bao)價Fraba編(bian)碼器(qi)OCD-DPC1B-0013-C100-H3P


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