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8 TROUBLESHOOTING
141
60
Conductivity
Concentration upper
limit
●
Blink
○
○
○
61
Concentration lower
limit
●
Blink
○
○
○
62
Concentration device
upper limit
○
Lit
○
○
(Conductivity)
○
○
63
Concentration device
lower limit
○
Lit
○
○
(Conductivity)
○
○
65
Zero calibration
●
Blink
○
○
○
66
Span calibration
●
Blink
○
○
○
67
Analyzer abnormality
○
Lit
○
○
(Conductivity)
○
○
70
Water
temperature
Concentration upper
limit
●
Blink
○
○
○
71
Concentration lower
limit
●
Blink
○
○
○
72
Concentration device
upper limit
○
Lit
○
○
(Water temperature)
○
○
73
Concentration device
lower limit
○
Lit
○
○
(Water temperature)
○
○
75
Zero calibration
●
Blink
○
○
○
76
Span calibration
●
Blink
○
○
○
*1
Alarm No. 04:
If there is a connection failure between the ADC and internal CPU
circuit boards, the LED is not lit.
*2
Alarm No. 06:
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.
Alarm
No.
Item
Alarm Description
LED
Batch
alarm
Contact
output
Batch
alarm
Analog output
ALG. OUT (ALARM)
Alarm
display
Alarm
history
Содержание TW-100
Страница 1: ...Water Distribution Monitor TW 100 Instruction Manual CODE GZ0000080187H ...
Страница 8: ......
Страница 142: ...7 MAINTENANCE 130 ADC Connectors on the printed board Residual chlorine sensor Conductivity sensor ...
Страница 174: ......