HydroTherm HeatNet KN -6 User Information page 82

MODBUS COMMUNICATIONS
Bit
10
11
12
13
14
15
Bit
0
For instance: Minimum off Time,Flow, Local Override, Calibrate etc
1
2 An alarm or warning condition has occurred. An attempt(s) will automatically
3
A condition has occurred under which the boiler can no longer run.
An ―Alarm‖ or ―Failed‖ condition has occurred on one (or more) of the
4
5
Main Valve is open and Modulation Delay time has expired
6
7
8
9
10
11
12
13
14
15
This BoilerStatus2 Heat Demand Flag is a combination of the Heat Demand input and the Modbus Heat Demand (40001).
Figure 42
Return Sensor not Detected
Outside Sensor not Detected
Combustion Air Damper
Obsolete –Available only on v1.x controls
Boiler Detected (at this address)
Figure 43
Description
Disabled – boiler is offline
Heat Demand
Alarm
be made to recover and resume normal operation.
Failed
Member Error
member boilers.
Boiler Running
Pump Running
Spare 3 Interlock
LWCO Interlock (Low Water Cut Off)
VFD Interlock (Variable Frequency Drive)
Gas Prove Interlock
Spare 4 Interlock
Operator Interlock
Water Prove (Flow) Interlock
UV Sensor Air Prove Interlock
Main Valve
MODBUS — BoilerStatus1 Flags
Description
System Pump
Master Boiler
MODBUS — BoilerStatus2 Flags
HeatNet Control V3 2.x
Valid Values/Range
0 = detected, 1 = not detected
0 = detected, 1 = not detected
0 = off, 1 = on
0 = off, 1 = on
0 = member, 1 = master
0 = not detected, 1 = detected
Valid Values/Range
0 = enabled, 1 = disabled
0 = no demand, 1 = demand (1)
0 = ok, 1 = alarm
0 = ok, 1 = failed
0 = ok, 1 = error
0 = off, 1 = running
0 = off, 1 = running
0 = open, 1 = closed
0 = open, 1 = closed
0 = open, 1 = closed
0 = open, 1 = closed
0 = open, 1 = closed
0 = open, 1 = closed
0 = open, 1 = closed
0 = open, 1 = closed
0 = closed, 1 = open
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