Despatch Protocol 3 Modbus Communications - Manual (Page 20)

A BOUT T HIS M ANUAL Modbus Programming Manual
20 Version 2
Copyright © 2012 by Despatch Industries.
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Parameter
Name Modbus
Address
(Dec) Modbus
Address
(Hex) Access
R/W Notes
11 Cycle Complete
12 Profile Running
13 Or of Alarms
14 Alarm and Events
Alarm Selection 2218 0x08AA R/W Value Selection
0 Alarm 1 or Alarm 2
1 Alarm 1 or Alarm 2 or Alarm 3
2 Alarm 1 or Alarm 2 or Alarm 3 or
Alarm 4
3 Alarm 1 or Alarm 2 or Alarm 3 or
Alarm 4 or Alarm 5
Event Alarm
Selection 2220 0x08AC R/W Value Selection
0 Alarm 1 or Event 1
1 Alarm 2 or Event 2
2 Alarm 3 or Event 3
3 Alarm 4 or Event 4
4 Alarm 5 or Event 5
2.2.6. Linear Output Parameters
Parameter
Name Modbus
Address
(Dec) Modbus
Address
(Hex) Access
R/W Notes
Linear Output
Usage 2144 0x0860 R/W Value Usage
0 None
1 Retransmit PV
2 Retransmit SP
3 Primary (Heat) Control Power
4 Cool Control Power (Only available on
Heat Cool model)
Linear output
range 2223 0x08AF R/W Value Range
0 0 – 5V
1 0 – 10V
2 2 – 10V
3 0 – 20mA
4 4 – 20mA
Retransmit
Minimum 2152 0x0868 R/W
Retransmit
Maximum 2153 0x0869 R/W