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8 Troubleshooting
96
TURB
(turbidity)
HIGH
△
Instantaneous
value output
○
○
LOW
△
Instantaneous
value output
○
○
SPAN CAL.
△
Instantaneous
value output
○
○
*1 SENSOR COMM.ERR: Communication error between analyzer unit substrate and control unit substrate
*2 PIO COMM.ERR:
Communication error between control unit CPU substrate and input/output substrate
Item
Status
LED
(POWER/ALARM)
◎
: green light on
●
: red light on
○
: green blinking
△
: red blinking
Contact
(batch
alarm)
Contact
(analyzer
alarm)
Output status
Alarm
display
Alarm
history