E4809-045-148-C E4809-045-148-C E4809-045-148-C電工委員會(huì)(IEC)在1987年2月頒布了PLC的標(biāo)準(zhǔn)草案(第三稿),草案對(duì)PLC作了如下定義:“可編程序控制器是一種數(shù)字運(yùn)算操作的電子裝置,專為在工業(yè)環(huán)境下應(yīng)用而設(shè)計(jì)。它采用可編程序的存儲(chǔ)器,用來(lái)在其內(nèi)部存儲(chǔ)執(zhí)行邏輯運(yùn)算、順序控制、定時(shí)、計(jì)數(shù)和算術(shù)運(yùn)算等操作的指令,并通過(guò)數(shù)字式或模擬式的輸入和輸出控制各種類型的機(jī)械或生產(chǎn)過(guò)程。
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OPTO 22 SNAP-ENET-D64 NSPP SNAPENETD64
OPTO 22 SNAP-AOA-3 SINGLE CHANNEL OUTPUT 4-20MA
OPTO 22 SNAP-IDC5-FAST-?A NSFP SNAPIDC5FASTA
OPTO 22 SNAP-AOV-5 USPP SNAPAOV5
OPTO 22 SNAP-PS5 USPP SNAPPS5
OPTO 22 SNAP-AIMA USPP SNAPAIMA
OPTO 22 SNAP-IDC5-FAST-?A USPP SNAPIDC5FASTA
OPTO 22 SNAP-AOA-23 USPP SNAPAOA23
New OPTO-22 DC Input Module, SNAP-IDC5
OPTO 22 SNAP-OAC5 USPP SNAPOAC5
OPTO 22 SNAP-AIARMS 2 CHANNEL 0-10 AMPS RMS SNAP MODULE
OPTO 22 SNAP-AIMA-I NSFP SNAPAIMAI
OPTO 22 SNAP-LCM-4 USPP SNAPLCM4
OPTO 22 SNAP-B3000-ENET USPP SNAPB3000ENET
OPTO 22 SNAP-AIV-8 NSFP SNAPAIV8
OPTO 22 SNAP-OAC5 4 CHANNEL AC OUTPUT
OPTO 22 SNAP-AIMA-4 NSPP SNAPAIMA4
OPTO 22 SNAP-B3000 USPP SNAPB3000
OPTO 22 SNAP-B16MC USPP SNAPB16MC
OPTO 22 SNAP-B16M 16-Module Terminal I/O Mounting Board
OPTO 22 SNAP-B16-M USPP SNAPB16M
OPTO 22 SNAP-B8M USPP SNAPB8M
OPTO-22 SNAP-IDC5D
OPTO 22 SNAP-IAC5 USPP SNAPIAC5
OPTO 22 SNAP-IAC5 SNAP MODULE 4 CHANNEL SNAPIAC5
OPTO 22 SNAP-IDC5D USPP SNAPIDC5D
OPTO 22 SNAP-B16MC NSPP SNAPB16MC
OPTO 22 SNAP-LCSX USPP SNAPLCSX
OPTO 22 SNAP-AIRTD USPP SNAPAIRTD
OPTO 22 SNAP-ODC5-I NSFP SNAPODC5I
OPTO 22 SNAP-PS5 NSFP SNAPPS5
OPTO22 SNAP I/O PBC6H
OPTO 22 SNAP-D4M NSFP SNAPD4M
OPTO 22 SNAP-D6MC NSFP SNAPD6MC
OPTO 22 SNAP-D12MC NSFP SNAPD12MC
OPTO 22 SNAP-D4MC NSFP SNAPD4MC
OPTO 22 SNAP-M16 NSPP SNAPM16
OPTO 22 SNAP-OAC5-I NSFP SNAPOAC5I
OPTO 22 SNAP-AOA-23 NSFP SNAPAOA23
OPTO 22 SNAP-B12-M USPP SNAPB12M
Returns: Accepted within 7 days
OPTO 22 SNAP-AIV-72H USPP SNAPAIV72H
OPTO 22 SNAP-AIV-72 USPP SNAPAIV72
OPTO 22 SNAP-AIV-4 USPP SNAPAIV4
OPTO 22 SNAP-BRS USPP SNAPBRS
OPTO 22 SNAP-OAC5-I SNAP 4 ISOLATED CHANNELS
OPTO 22 SNAP-SCM-232 USPP SNAPSCM232
OPTO 22 SNAP-IAC5 4 CHANNEL AC INPUT
OPTO 22 SNAP-AIMA-4 NSFP SNAPAIMA4
OPTO 22 SNAP-PS5 NSPP SNAPPS5
OPTO 22 SNAP-IDC5 MODULE 4 CHANNEL DC INPUT
OPTO 22 SNAP-B3000-ENET NSFP SNAPB3000ENET
OPTO 22 SNAP-IDC5 USPP SNAPIDC5
OPTO 22 SNAP-B16-M NSFP SNAPB16M
OPTO 22 SNAP-LCSX-PLUS USPP SNAPLCSXPLUS
OPTO 22 SNAP-IDC5-SW USPP SNAPIDC5SW