CL6821X1-A5 FISHER 输出锁存器状态

FISHER-ROSEMOUNT 01984-0605-0001
FORCE CPCI-680
FORCE CPU-2CE/16
FORCE PMC234
FOXBORO 130K-N4-LLPF
FOXBORO 14A-FR
FOXBORO AD198GV
FOXBORO AD202MV
FOXBORO AD202MW
FOXBORO AD207AV
FOXBORO AD908MF
FOXBORO AD908MF
FOXBORO C0136-HZ
FOXBORO CM902WX
FOXBORO CMP10
FOXBORO CP30
FOXBORO CP30
FOXBORO CP40
FOXBORO CP40B

Description

PLC与电气回路的接口,是通过输入输出部分(I/O)完成的。I/O模块集成了PLC的I/O电路,其输入暂存器反映输入信号状态,输出点反映输出锁存器状态。输入模块将电信号变换成数字信号进入PLC系统,输出模块相反。I/O分为开关量输入(DI),开关量输出(DO),模拟量输入(AI),模拟量输出(AO)等模块。开关量是指只有开和关(或1和0)两种状态的信号,模拟量是指连续变化的量。常用的I/O分类

MODICON AS-B846-002 MODULE ASB846002

NEW SPARKS DURA DRIVE DD0026

NATIONAL SEMICONDUCTOR BLC80/11 BOARD

ALLEN BRADLEY 50905001 DRIVER BOARD NEW

CUTLER HAMMER 37PT-PM-3000 PANELMATE 92-01175-03