Honeywell UDC2800 User Manual

Parameter
Description
Register
Address
Data
Type
Access
Data Range or
Enumerated
Selection
Hex Decimal
3 = +View – Tuning
and SP Ramp are
read/write, no other
parameters are
available
4 = Maximum
Lockout
Man/Auto Key Lockout 802 2050 INT
R/W
0 = Disable
1 = Enable
Run/Hold Key Lockout 803 2051 INT
R/W
0 = Disable
1 = Enable
Setpoint Key Lockout 804 2052 INT
R/W
0 = Disable
1 = Enable
Restore Settings 805 2053 INT
R/W
0 = Disable
1 = Enable
Tuning
Table below lists all the register addresses and ranges or selections
for the function parameters in the Set-up Group Tuning.
Table 11-15: Set-up Group – Tuning
Parameter
Description
Register
Address
Data
Type
Access
Data Range or
Enumerated Selection
Hex Decimal
Gain 1
See Note 1
1 1 FP R/W 0.01 to 1000 Gain
Proportional
Band 1
See Note 1
2 2 FP R/W 0.1 to 1000 Proportional
Band
331
Chapter 11 - Modbus RTU Function Codes 20&21

Honeywell UDC2800 Specifications

General

Control Modes	PID, ON/OFF, Manual
Mounting	Panel Mount
Display	Dual 4-digit LED
Input Types	Thermocouple, RTD, mA, mV, V
Output Types	Relay
Power Supply	100-240 VAC, 50/60 Hz
Communication	RS-485 Modbus RTU
Enclosure Rating	NEMA 4X