Introduction

5.5

 

Input 1 Calibration Procedure

144

5.6

 

Input 2 Set Up Wiring

146

5.7

 

Input 2 Calibration Procedure

147

5.8

 

Restore Input Factory Calibration

149

6

OUTPUT CALIBRATION

151

6.1

 

Overview

151

6.2

 

Current Output Calibration

152

6.3

 

Auxiliary Output Calibration

154

6.4

 

Restore Output Factory Calibration Procedure

156

7

TROUBLESHOOTING/SERVICE

158

7.1

 

Overview

158

7.2

 

Troubleshooting Aids

159

7.3

 

Power-up Tests

161

7.4

 

Status Tests

161

7.5

 

Background Tests

162

7.6

 

Controller Failure Symptoms

164

7.7

 

Troubleshooting Procedures

165

7.8

 

Restoring Factory Configuration

174

7.9

 

Software Upgrades

175

8

PARTS LIST

177

8.1

 

Exploded View

177

8.2

 

Removing the chassis

179

9

MODBUS RTU FUNCTION CODES

180

9.1

 

Overview

180

9.2

 

General Information

180

9.3

 

Function Code 20 (14h) - Read Configuration Reference Data

182

 

9.3.1

Read Configuration Examples

184

9.4

 

Function Code 21 (15h) - Write Configuration Reference Data

186

 

9.4.1

Write Configuration Examples

188

10 MODBUS READ, WRITE AND OVERRIDE PARAMETERS PLUS EXCEPTION

CODES

189

10.1

Overview

189

10.2

Reading Control Data

190

10.3 Read Software Options Status

191

10.4

Miscellaneous Read Onlys

192

vii

UDC2500 Universal Digital Controller Product Manual

4/07

Page 7
Image 7
Honeywell UDC2500 manual 151, 158, 177, 180, 189