least once a week. Or in accordance with the electrode operation
instructions and original factory recommended cleaning the electrode.
Schedule 1
Address
Address
(HEX)
Description BIT Type Range Instruction
Factory
Default
Correspondence
50 0x32 LO alarm 1 READ 0/1 Set valid 0 1 trigger
51 0x33 HI alarm 1 READ 0/1 Set valid 0 1 trigger
52 0x34 ph/orp-MA low alarm 1 READ 0/1 Set valid 0 1 trigger
53 0x35
ph/orp-MA high
alarm
1 READ 0/1 Set valid 0 1 trigger
54 0x36
℃-MA low alarm
1 READ 0/1 Set valid 0 1 trigger
55 0x37
℃-MA high alarm
1 READ 0/1 Set valid 0 1 trigger
56 0x38
ph/orp output over
range
1 READ 0/1 Set valid 0 1 trigger
57 0x39
℃ output over range
1 READ 0/1 Set valid 0 1 trigger
58 0x3A Relay 1 action 1 READ/WRITE 0/1 Set valid 0 0 open,1 close
59 0x3B Relay 2 action 1 READ/WRITE 0/1 Set valid 0 0 open,1 close