Rockwell Automation 61C544A RTD Module - Manual (Page 43)

4Ć27
(M/N45C322). When using a20 Amp AutoMate Power Supply
(M/N45C321) you are limited to:
D 8 RTD modules in a local rack with an AutoMate 30 Processor
D 5 RTD modules in a local rack with an AutoMate 40 Processor
D 10 RTD modules in aremote rack with aRemote I/O Processor
You can place up to 15 RTD modules in a local AutoMax rack. Note
that you can only place up to five RTD modules in a remote AutoMax
rack due to register transfer limitations. For additional information
refer to the AutoMax Remote I/O Communications Instruction Manual
(JĆ3606).
Note that when RTD modules are placed in an AutoMax remote rack:
D the powerĆup default values in registers 23 to 31 are reset to zero.
You must individually enter new values into these registers.
D the Read Channel Configuration command (register 31, bits 12 to
15) will not update registers 26 to 31 and therefore cannot be
used in a remote installation.