Table of Contents
Advertisement
8 TROUBLESHOOTING
Alarm
Item
No.
Concentration upper
60
limit
Concentration lower
61
limit
Concentration device
62
upper limit
Conductivity
Concentration device
63
lower limit
65
Zero calibration
66
Span calibration
67
Analyzer abnormality
Concentration upper
70
limit
Concentration lower
71
limit
Concentration device
Water
72
upper limit
temperature
Concentration device
73
lower limit
75
Zero calibration
76
Span calibration
*1
Alarm No. 04:
*2
Alarm No. 06:
150
LED
Alarm Description
Batch
alarm
● Blink
● Blink
○ Lit
○ Lit
● Blink
● Blink
○ Lit
● Blink
● Blink
○ Lit
○ Lit
● Blink
● Blink
If there is a connection failure between the ADC and internal CPU
circuit boards, the LED is not lit.
If there is a connection failure between the PIO and internal CPU
circuit boards, the LED is not lit.
Also the contact outputs are OFF and analog output is 0 mA.
Contact
output
Analog output
Batch
ALG. OUT (ALARM)
alarm
○
○
○
○
(Conductivity)
○
○
(Conductivity)
○
○
○
○
(Conductivity)
○
○
○
○
(Water temperature)
○
○
(Water temperature)
○
○
Alarm
Alarm
display
history
○
○
○
○
○
○
○
○
○
○
○
○
○
○
○
○
○
○
○
○
○
○
○
○
○
○
Advertisement
Table of Contents
