Alarms & Operation Holding Registers (Read/Write); Counters & Test Holding Registers (Read Only) - Astralpool 65321 Manual Del Usuario

9.2. ALARMS & OPERATION HOLDING REGISTERS (READ/WRITE)
Name Address
Alarm historic 0x20
Request_Word 0x21
Set Point 0x24
temperature
9.3. COUNTERS & TEST HOLDING REGISTERS (READ ONLY)
We can read a list of counters that gather useful information, this info can help the installation to
better understand a hypothetical problem.
Name Address
Start counter 0x30
Overheated 0x31
counter
Freezing risk 0x32
Total Operation 0x33
time
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Initial
Information
value
0 Contains information on alarms that have been activated
at some point. Must be reset by writing a 0 from the
MODBUS or removing electrical supply. Each bit has a
meaning associated with a type of alarm.
Bit Alarm
0
1 Overheating alarm
2
3 Flow not present and needed
4
5
6
7
8
9
10
11
12
13
14 Freezing risk
15
8 It is the register that allows us to turn on or off the
heater. By default, the heater is off.
bit 0 Not used.
bit 1 1= °C
0=°F
bit 8 Manual On / Off
1: Turns heater on
0: Turns heater off
20 Temperature set point for water. Invalid values return a
type 4 exception.
Initial
Information
value
0 Number of times the heater has received power supply.
0 Every time there is an overheating alarm this counter
increases. When desired, it can be put to 0.
0 Every time there is a freezing risk alarm, this counter
increases. When desired, it can be put to 0.
0 Every hour of heating time, increases the counter by 1.
.
20