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4.1 Parameter list
Para-
Register
Value
meter
type
0
03
16 bits direct
1
03
16 bits direct
2
03
16 bits direct
3
03
16 bits direct
4
03
16 bits direct
5
03
16 bits direct
6
03
16 bits direct
7
03
16 bits direct
8
03
16 bits direct
9
03
16 bits direct
10...14
03
16 bits direct
15...19
03
16 bits direct
20
03
16 bits direct
21
03
16 bits direct
22
03
16 bits direct
23...27
03
16 bits direct
28
03
16 bits direct
29
03
16 bits direct
30
03
16 bits direct
38
Type
Unit
Description
Address
-
Actual Modbus address BMS Interface
Temperature
°C
Temperature in the top of the water heater
Temperature
°C
Temperature in the bottom of the water heater
Temperature
°C
Flue gas sensor (dummy)
Temperature
°C
Set point water heater
Delta T
K
Hysteresis up gas burner
Delta T
K
Hysteresis down gas burner
State
-
Unit state
Relay
-
Relay: Potable water pump
Burning hours
Hours
Burning hours water heater
Error
-
Last 5 lock outs (internal codes)
Error
-
Last 5 blocking errors (internal codes)
Error
-
Actual error code (internal code)
Relay
ON/OFF
Relay: External ON / OFF
Solar State
-
State solar control
Error
-
Last 5 solar errors (internal codes)
Temperature
°C
Temperature solar collector (S1)
Temperature
°C
Solar temperature in the bottom of the tank (S2)
Temperature
°C
Solar temperature in the top of the storage tank (S3)
Conversion
Unit type
y = first byte
BFC
SGS
x = second byte
-
Yes
x/100
Yes
x/100
Yes
x/100
n.a.
x/100
Yes
x/256
Yes
x/256
Yes
-
Yes
1=Closed, 0=Open
Yes
-
Yes
-
Yes
-
Yes
-
Yes
1=Closed, 0=Open
Yes
-
n.a.
-
n.a.
x/100
n.a.
x/100
n.a.
x/100
n.a.
Instruction manual - BMS Interface
SGE
Yes
Yes
Yes
Yes
Yes
Yes
n.a.
n.a.
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
n.a.
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