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Controller
COMMANDER 100
Operating manual
ABB COMMANDER 100 Operating Manual
Modbus (rtu) communications option
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Contents
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Table of Contents
Table of Contents
1 Introduction
2 Electrical Installation
Host Computer Serial Communications
Two-Wire and Four-Wire Connection
Pull-Up and Pull-Down Resistors
Termination Resistor
Serial Connections
3 Configuration
Accessing the Configuration Mode
Setting the Serial Transmission Parameters
Setting the MODBUS Address
4 Modbus Protocol
Introduction
MODBUS Function Codes
5 Modbus Functions
Read Coil Status - Function Code 01
Read Holding Register - Function Code 03
Force Single Coil - Function Code 05
Preset Single Register - Function Code 06
Loopback Test - Function Code 08
Write Multiple Registers - Function Code 16
6 Exception Responses
Examples
7 Addressable Parameters
COMMANDER 100/V100 - Coils
COMMANDER 100/V100 - Registers
Analog Inputs
Control Settings
Set Points
Alarm Settings
Ramp/Soak Settings
COMMANDER 150/160 - Coils
COMMANDER 150 / 160 - Registers
Analog Inputs
Alarm Settings
Totalizer Settings
Maths Functions
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1
Introduction
2
Electrical Installation
3
Configuration
4
Accessing the Configuration Mode
5
Analog Inputs
6
Control Settings
7
Set Points
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COMMANDER 100/V100
Controllers &
COMMANDER 150/160
Indicators
ABB Instrumentation
Operating Guide
MODBUS (RTU)
Communications Option
2 2 . 6 1
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This manual is also suitable for:
Commander 150
Commander 160
Commander v100
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