Overview of Momentum M1 Processor Adapters

171 CCS 780 00, Continued

LED Indicators This Processor Adapter has two LED indicators, RUN and COM ACT. Their functions are described in the table below:

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.

 

 

 

 

 

 

 

 

 

 

Specifications The following table contains specifications for the 171 CCS 780 00 Momentum M1 Processor Adapter:

Memory

 

 

 

Internal Memory

64K bytes

 

 

User Memory

2.4K words

 

 

Flash RAM

256K bytes

 

 

Clock Speed

20 MHz

 

 

984LL Input and Output References

 

 

Registers

2048

 

 

Discretes

2048 (any combination of 0x and 1x references)

 

 

IEC Input and Output References

 

 

Registers

2048

 

 

Discretes

2048 (any combination of 0x and 1x references)

 

 

I/O Servicing

 

 

 

Local I/O

Services all the points on any host Momentum I/O base

 

 

Watchdog timeout

419 ms

 

 

Logic solve time

0.25 ms/k ladder logic instructions

 

 

Continued on next page

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870 USE 101 10 V.2

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Schneider Electric Processor Adapter manual Led