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Service
ModBus-register W1 applies to software after 0.76
Holding
register
16 bit integer register R/W
Modbus Name Min/Max Remarks Default
4x0001 Relay in Emergency 0/1 0=Close, 1=Open, 2=No Action
4x0002 Application transition 1/8 1=Normal, 3=Manual, 4=Stand-by,
5=Emergency, 6=NightCool
4x0003 Room number
4x0004 Valve exercise 0/72 Valve exercise 0=Not used (hours) 48
4x0005 Motion Timer 0/20 Motion timer (minutes) 20
4x0006 General warning time 0/60 Warning delay, general (minutes) 60
4x0007 PI-overload warning time 0/60 Warning delay, PI-overload (minutes) 120
4x0008 Set-point warning time 0/60 Warning delay, Set point (minutes) 60
4x0009 Not used
4x0010 Not used
4x0011 Not used
4x0012 Not used
4x0013 Not used
4x0014 System type 1/4 1= Heat, 2= Cool, 3= Change Over,
4=Heat+Cool
4
4x0015 Number of Room units 1/2 1=One room unit, 2= Two room units 1
4x0016 Window switch 0/2 0=Not used 1=Normaly Closed
2=Normaly Open
0
4x0017 Occupancy switch 0/2 0=Not used 1=Normaly Closed
2=Normaly Open
0
4x0018 Actuator Type Cool 1/3 ActuatorCool 1=NC,2=0-10V,3=NO 1
4x0019 Actuator Type Heat 1/3 ActuatorHeat 1=NC,2=0-10V,3=NO 1
4x0020 Not used
4x0021 Not used
4x0022 Not used
4x0023 Frost guard temp. 5/15 10
4x0024 TC1 Normal 15/30 (degC) 23
4x0025 TH1 Normal 15/30 (degC) 21
4x0026 TC2 Economy 10/30 (degC) 25
4x0027 TH2 Economy 10/30 (degC) 19
4x0028 Night cool temp set point 10/20 20
4x0029 Room unit's min set point 0/20 only when room unit is manual state
(degC)
16
4x0030 Room unit's max set point 25/50 only when room unit is manual state
(degC)
28
4x0031 Not used
4x0032 Not used
4x0033 Not used
4x0034 Not used
4x0035 RU back to auto state 0/1200 Time when room unit come back from
manual state to auto
480
4x0036 Not used
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