Honeywell UDC2800 User Manual

386
Loop Value Register Map
Table 12-6: Loop Value Register Map
Parameter Description
Register Address
Access Description
Hex Decimal
PV 0040 40065 R Floating Point in
Engineering Units.
RV; Remote Set Point；
SP2
0042 40067 R Floating Point in
Engineering Units.
Working Set Point 0044
40069 R Floating Point in
Engineering Units.
Output 0046
40071 R Floating Point in
Engineering Units.
Input #1 0048
40073 R Floating Point in
Engineering Units.
Input #2 004A
40075 R Floating Point in
Engineering Units.
Gain #1 (Prop Band #1 if
active)
004C
40077 R/W Floating Point
Direction 004E
40079 R Floating Point
0.0=Direct; 1.0=Reverse
Reset #1 0050
40081 R/W Floating Point in
Repeats/Minute or
Minutes/Repeat.
Rate #1 0052
40083 R/W Floating Point in Minutes
Cycle Time #1 0054
40085 R/W Floating Point in
Seconds.
PV Low Range 0056
40087 R Floating Point in
Engineering Units.
PV High Range 0058
40089 R Floating Point in
Engineering Units.
Alarm #1 SP #1 005A 40091
R/W Floating Point in
Engineering Units.
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