Honeywell UDC2800 User manual

UDC2800 Universal Digital Controller
Limit Control Model
Release 110.3
Product Manual
51-52-25-165
Revision 1.0
December 2022

DISCLAIMER
This document contains Honeywell proprietary information.
Information contained herein is to be used solely for the purpose
submitted, and no part of this document or its contents shall be
reproduced, published, or disclosed to a third party without the
express permission of Honeywell International Sàrl.
While this information is presented in good faith and believed to be
accurate, Honeywell disclaims the implied warranties of
merchantability and fitness for a purpose and makes no express
warranties except as may be stated in its written agreement with and
for its customer.
In no event is Honeywell liable to anyone for any direct, special, or
consequential damages. The information and specifications in this
document are subject to change without notice.
Copyright 2022 - Honeywell International Sàrl
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CONTENTS
Chapter 1 - About this guide 9
Chapter 2 - Introduction 11
Overview 12
Operator Interface 14
Function of Displays 14
Function of Keys 16
Mobile Device App 18
Configuration Tool via Bluetooth 19
CE Conformity (Europe) 20
North America 21
FCC 22
Chapter 3 - Installation 24
Overview 25
Condensed Specifications 25
Model Number Interpretation 31
Limit and Alarm Relay Contact Information 35
Mounting 37
Physical Considerations 37
Overall Dimensions 38
Dimensions and Mounting 38
Mounting Method 39
Mounting Procedure 40
Wiring 41
Electrical Considerations 41
Wiring Diagrams 43

Identify Your Wiring Requirements 43
Wiring the Controller 43
Limit Control Application Diagram 53
Chapter 4 - Configuration 54
Overview 55
Configuration Prompt Hierarchy 55
Configuration Procedure 57
Security Set Up Group 58
Limit Set Up Group 61
Input 1 Set Up Group 62
Options Set Up Group 67
Communications Group 69
Alarms Set Up Group 73
Display Set Up Group 79
Input1 Calib Set Up Group 80
Auxiliary Calib Set Up Group 81
Configuration Record Sheet 82
Chapter 5 - Operating the Limit Controller 85
Overview 86
Operator Interface 86
Entering a Security Code 87
Lockout Feature 88
Monitoring Your Controller 88
Annunciators 88
Viewing the operating parameters 89
Diagnostic Messages 90
Start Up Procedure for Operation 91
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5
Setpoints 91
Alarm Setpoints 93
Chapter 6 - Input Calibration 95
Overview 96
Minimum and Maximum Range Values 97
Preliminary Information 100
Input 1 Set up Wiring 101
Input 1 Calibration Procedure 104
Restore Input Factory Calibration 107
Chapter 7 - Output Calibration 110
Overview 111
Auxiliary Output Calibration 111
Restore Output Factory Calibration 114
Chapter 8 - Troubleshooting/Service 117
Overview 118
Troubleshooting Aids 119
Power-up Tests 120
Status Tests 121
Background Tests and Diagnostic 122
Controller Failure Symptoms 126
Troubleshooting Procedures 127
Procedure #1 127
Procedure #2 128
Procedure #3 130
Procedure #4 130
Procedure #5 131
Procedure #6 132

Restoring Factory Configuration 133
Chapter 9 - Parts List 135
Exploded View 136
Removing the chassis 141
Chapter 10 - Configuration via Honeywell EasySet 142
Overview 143
Communications Setup 144
Upload Configuration 149
Offline Configuration 151
Export configuration 154
Import configuration 156
Download 157
Online Configuration 158
Maintenance Data 162
About EasySet 167
Firmware update through Easyset app 167
Transfer configuration from the legacy device to the UDC2800 172
Chapter 11 - Modbus RTU Function Codes 179
Overview 180
General Information 180
Function Code 20 (14h) - Read Configuration Reference Data 183
Read Configuration Examples 185
Function Code 21 (15h) - Write Configuration Reference Data 186
Write Configuration Examples 189
Modbus Read, Write and Override Parameters plus Exception
Codes 189
Overview 190
Reading Control Data 192
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Read Software Options Status 192
Miscellaneous Read Only 193
Setpoints 194
Using a Computer Setpoint (Overriding Controller Setpoint) 194
Configuration Parameters 196
Chapter 12 - Standard Modbus Read, Write and Override Parameters 208
Modbus RTU Message Format 209
Modbus RTU Function Codes 209
Digital Output Register Map 211
Digital Input Register Map 212
Loop Value Integer Register Map 212
Loop Value Register Map 215
Analog Input Register Map 217
Math, Calculated Value, or Variable Register Map 218
Math or Calculated Value Status Register Map 218
Shed Timer Reset Register Map 219
Alarm Status Register Map 219
Alarm Set Point Value Register Map 219
Chapter 13 - Modbus Communication Exception Codes 221
Introduction 222
Query 223
Response 223
Chapter 14 - Ethernet TCP/IP 224
Overview 225
Notices 226

8

CHAPTER
1ABOUT THIS GUIDE
Abstract
This document provides descriptions and procedures for the
Installation, Configuration, Operation, and Troubleshooting of your
controller.
Revision history
Revision Date Document ID Description
1.0 December 2022 51-52-25-165 Initial release of this document
Special Terms
The following table lists those symbols used in this document to
denote certain conditions.
Symbol Definition
PIE Process Instrument Explorer
PV Process Variable
RTD Resistance Temperature Detector
SP Setpoint
SPDT Single-Pole Double-Throw
SPDT Single-Pole Single-Throw
TC Thermocouple
TFT Thin Film Transistor
UDC Universal Digital Controller
References
The following list identifies all documents that may be sources of
reference for material discussed in this publication.
9

nHow to Apply Digital Instrumentation in Severe Electrical Noise
Environments: 51-52-05-01
10
Chapter 1 - About this guide