Honeywell UDC2500 User Manual

Modbus Read, Write and Override Parameters plus Exception Codes
192 UDC2500 Universal Digital Controller Product Manual 4/07
10.4 Miscellaneous Read Onlys
10.4.1 Register Addresses for Read Onlys
The identifying register addresses listed in Table 10-3 represent some information that is
Read only. No Writes allowed.
Table 10-3 Miscellaneous Read Onlys
Parameter
Description
Register
Address
Data
Type
Access Data Range or
Enumerated Selection
Hex Decimal
Software Type 009D 157 INT RD READ only (UDC2500)
37 = UDC2500
Software Version 00A7 167 INT RD READ only
Value less than 255
10.4.2 SetPoint Program Read Only Information
The identifying register addresses listed in Table 10-4 represent some information for
SetPoint Programming that is Read only. No Writes allowed.
Table 10-4 SetPoint Program Read Only Information
Parameter
Description
Register
Address
Data
Type
Access Data Range or
Enumerated Selection
Hex Decimal
Present SPP
Segment Number
00FB 251 INT RD 1 – 12
Segment Time
Remaining in
Minutes
00FC 252 INT RD 0 – 59 Minutes
Segment Time
Remaining in
Hours
00FD 253 INT RD 0 – 99 Hours
Cycles Remaining 00FE 254 INT RD 0 – 100
Current Cycle
Number
00FF 255 INT RD 0 – 100

Honeywell UDC2500 Specifications

General

Type	Universal Digital Controller
Alarm Relays	Up to 2 alarm relays
Communication	RS485 Modbus RTU
Mounting	Panel Mount
Display	Dual 4-digit LED
Input Types	Thermocouple, RTD, mA, V
Control Modes	On/Off, PID
Output Types	Relay, mA, V
Power Supply	100-240 VAC, 24V DC
Dimensions	96x96x132 mm