User guide

Installation Instructions
Isolated-Circuit
Discrete Input and Output Modules
3
Table Of Contents
General Information And Specifications .........................................................4
General Specifications.......................................................................................... 4
-IA8I Specifications, On/Off-State Voltage Range, & Circuit Diagram .............. 6
-IB8I Specifications, On/Off-State Voltage Range, & Circuit Diagram .............. 7
-IC8I Specifications, On/Off-State Voltage Range, & Circuit Diagram .............. 8
-IM8I Specifications, On/Off-State Voltage Range, & Circuit Diagram ............. 9
-OAP8I Specifications, Operating Voltage Range, & Circuit Diagram ............. 10
Important Pre-Installation Considerations .....................................................11
Installing Your Module Into The SLC 500
™
Chassis ....................................12
Wiring Field Devices To Your Module..........................................................14
CE Compliance Requirements ........................................................................... 15
-IA8I Wiring Diagram ........................................................................................ 17
-IB8I Wiring Diagram ........................................................................................ 18
-IC8I Wiring Diagram ........................................................................................ 19
-IM8I Wiring Diagram ....................................................................................... 20
-OAP8I Wiring Diagram .................................................................................... 21
Interpreting Your Module’s LED Indicators..................................................21
Checking For Blown Fuses (1746sc-OAP8I only)........................................22
Getting Technical Assistance .........................................................................23