C
Modbus
™
RTU Communications Protocol
SIMPRO-100
166
PRIM-2400C
Table C.15
Modbus Command Codes
Command
Code
Function
Parameter Definition
Modbus Function
Code
01
a
Start
No Parameters
06h, 10h
02
a
Stop
No Parameters
06h, 10h
03
a
Emergency Restart
No Parameters
06h, 10h
04
a
Reset Trip, Targets
No Parameters
06h, 10h
05
Pulse Output Contacts
Parameter 1:
1 TRIP
2 OUT1
3 OUT2
4 OUT3
5 ALARM
Parameter 2:
1 – 15; Pulse duration in minutes
Default to 1 second if not supplied
10h
06
Control Remote Bits
Parameter 1:
1 Set Remote Bit
2 Clear Remote Bit
3 Pulse Remote Bit
Parameter 2:
0000000000000001 RB1
0000000000000010 RB2
0000000000000100 RB3
0000000000001000 RB4
10h
07
b
Reset Data Regions
Parameter 1:
0000000000000001 Demand
0000000000000010 Peak Demand
0000000000000100 Max/Min Meter
0000000000001000 Energy Meter
0000000000010000 Motor Statistics
0000000000100000 Event Data
0000000001000000 Thermal Meter
10h
a
Command Codes 01 – 04 are also coil numbers which can be set or cleared using Function Code 05. Clearing these coils using
Function Code 05 is allowed for compatibility, but has no effect as the relay immediately acts on and clears set coils.
b
Parameter 1 of Command Code 7 is bit-masked to allow you to manipulate several Data Regions simultaneously.
Summary of Contents for SIMPRO-100
Page 1: ...SIMPRO 100 Motor Protection Relay Instruction Manual Document No PRIM 2400C ...
Page 12: ...Contents SIMPRO 100 x PRIM 2400C ...
Page 16: ...Contents SIMPRO 100 xiv PRIM 2400C ...
Page 42: ...3 SIMPRO PC Software SIMPRO 100 40 PRIM 2400C ...
Page 100: ...6 ASCII Serial Port Operation SIMPRO 100 98 PRIM 2400C ...
Page 127: ...SIMPRO 100 Event Analysis 9 PRIM 2400C 125 Figure 9 2 Example SER Report ...
Page 136: ...10 Maintenance Troubleshooting SIMPRO 100 134 PRIM 2400C ...
Page 138: ...A Firmware Versions SIMPRO 100 136 PRIM 2400C ...
Page 206: ...D SIMPRO PC Compatibility Features SIMPRO 100 204 PRIM 2400C ...
Page 214: ...E Motor Thermal Element SIMPRO 100 212 PRIM 2400C ...
Page 230: ...F SIMPRO 100 Relay Settings Sheets SIMPRO 100 228 PRIM 2400C ...
Page 239: ......