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Issued Mar-06 iv
2.8
Startup and Operation ....................................................................................................2-19
2.8.1 Startup..............................................................................................................2-20
2.8.2 Operation..........................................................................................................2-20
Chapter 3 – Power Connections 3-1
3.1 Power Input Module Descriptions.....................................................................................3-1
3.1.1 12-Volt DC Power Input Module (PM-12)...........................................................3-1
3.1.2 24-Volt DC Power Input Module (PM-24)...........................................................3-3
3.1.3 Auxiliary Output (AUX+ and AUX–)....................................................................3-4
3.1.4 Switched Auxiliary Output (AUXSW+ and AUXSW–) ........................................3-6
3.2 Determining Power Consumption.....................................................................................3-7
3.2.1 Tuning the Configuration..................................................................................3-11
3.3 Removing a Power Input Module ...................................................................................3-20
3.4 Installing a Power Input Module .....................................................................................3-21
3.5 Connecting the ROC827 to Wiring .................................................................................3-21
3.5.1 Wiring the DC Power Input Module..................................................................3-22
3.5.2 Wiring the External Batteries............................................................................3-23
3.5.3 Replacing the Internal Battery..........................................................................3-25
3.6 Related Specification Sheets..........................................................................................3-26
Chapter 4 – Input/Output Modules 4-1
4.1 I/O Module Overview ........................................................................................................4-1
4.2 Installation.........................................................................................................................4-3
4.2.1 Installing an I/O Module......................................................................................4-4
4.2.2 Removing an I/O Module....................................................................................4-5
4.2.3 Wiring I/O Modules.............................................................................................4-6
4.3 Analog Input Modules.......................................................................................................4-6
4.4 Analog Output Modules....................................................................................................4-8
4.5 Discrete Input Modules.....................................................................................................4-9
4.6 Discrete Output Modules................................................................................................4-10
4.7 Discrete Output Relay Modules......................................................................................4-11
4.8 Pulse Input Modules .......................................................................................................4-12
4.9 RTD Input Modules.........................................................................................................4-14
4.9.1 Connecting the RTD Wiring..............................................................................4-15
4.10 J and K Type Thermocouple Input Modules..................................................................4-16
4.11 Related Specification Sheets.........................................................................................4-21
Chapter 5 – Communications 5-1
5.1 Communications Ports and Modules Overview...............................................................5-1
5.2 Installing Communication Modules..................................................................................5-3
5.3 Removing a Communications Module .............................................................................5-4
5.4 Wiring Communications Modules ....................................................................................5-5
5.5 Local Operator Interface (LOI).........................................................................................5-5
5.5.1 Using the LOI .....................................................................................................5-7
5.6 Ethernet Communications................................................................................................5-7
5.7 EIA-232 (RS-232) Serial Communications ......................................................................5-9
5.8 EIA-422/485 (RS-422/485) Serial Communications Module .........................................5-10
5.8.1 EIA-422/485 (RS-422/485) Jumpers & Termination Resistors ........................5-11