Astralpool Compact 3 Titanium - Heater Config; Coil Type Registers (Read;Write); Discrete Input Type Registers (Read) Information on Heater

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9.5. HEATER CONFIG; COIL TYPE REGISTERS (READ/WRITE)
These registers are oriented to a bit data type. Heater will only use these to activate some settings.
They are equivalent to the corresponding bits of holding registers types.
Name
Address
Initial
value
Information
Temperature scale
0x120
1
1 = °C
0 = °F
Overheat alarm
0x201
1
Allows writing a 0 to reset the overheating alarm
memory. If we try to write a 1 it returns a type 2
exception.
Flow not present
0x203
1
Allows writing a 0 to reset the flow needed and not
present alarm memory. If we try to write a 1 it returns a
type 2 exception.
Freezing risk
0x20E
0
Allows writing a 0 to reset the freezing risk alarm
memory. If we try to write a 1 it returns a type 2
exception.
Temperature scale
0x211
0
1 = °C
0 = °F
Manual On / Off
0x218
1
1: Turns heater on
0: Turns heater off
Exception code 04 when writing with function 0x05 &
0x06
9.6. DISCRETE INPUT TYPE REGISTERS (READ) INFORMATION ON HEATER
Name
Address
Initial
value
Information
Alarm
0x000
0
0: No alarms.
1: There is an active alarm.
Temperature scale
0x001
1
1: °C
0: °F
Manual On / Off
0x008
0
1: Heater on
0: Heater off
Overheated
0x011
0
1: Overheated. Tin or Tout > 55 °C
0: Not overheated
Flow switch
0x013
0
0: Flow not needed.
1: Flow not present and needed.
Freezing risk
0x01E
0
1: Freezing risk present
0: No freezing risk
Flow switch
0x020
0
1: flow detected
0: flow not detected
Heating element
#1#
0x021
0
1: Heating element #1# on
0: Heating element #1# off
Heating element
#2#
0x022
0
1: Heating element #2# on
0: Heating element #2# off
Heating element
#3#
0x023
0
1: Heating element #3# on
0: Heating element #3# off