Honeywell UDC2800 User Manual

Parameter Description
Register Address
Access Description
Hex Decimal
Bit 0: 1= Start
Segment 1
1: 1= Start Segment
2
⁞
7: 1= Start Segment
8
Program Recycles 1FC2
48131 R/W Unsigned 16 bit
integer
0 ~ 99
SP Program 4
Table 12-24: Setpoint Program 4
Parameter Description
Register Address
Access Description
Hex Decimal
Time Units 1FFA 48187 R Bit Packed
Bit 0: seconds
1: minutes
2: hours
3-15: Unused
NOTE:
UDC2800
does not
support
seconds
Ramp Units
1FFB 48188 R Bit Packed
Bit 0:0: Time; 1:
Rate Bit
413
Chapter 12 - Standard Modbus Read, Write and Override Parameters

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