Overview of Momentum M1 Processor Adapters
36 870 USE 101 10 V.2
171 CCS 760 00, Continued

LED Indicators This Processor Adapter has two LED indicators, RUN and COM ACT. Their

functions are described in the table below:

Specifications The following table contains specifications for the 171 CCS 760 00 Momentum M1

Processor Adapter:

Continued on next page
LED Status Function
Start up Both Single flash. Indicates good health.
RUN Green On continuously when the CPU has received power and is
solving logic.
Flashes an error pattern if the CPU is in kernel mode.
(See
Run LED Flash Patterns and Error Codes
on page 417)
Off CPU is not powered up or is not solving logic.
COM ACT Green May be on continuously or blinking. Indicates activity on
Modbus port 1.
Off No activity on Modbus port 1.
Memory
Internal Memory 256K bytes
User Memory 12K words 984LL Exec
160K words IEC Exec
Flash RAM 256K bytes
Clock Speed 20 MHz
984LL Input and Output References
Registers 4096
Discretes 2048 (any combination of 0
x
and 1
x
references) 984LL
IEC Input and Output References
Registers 4096
Discretes 2048 (any combination of 0
x
and 1
x
references)