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Manual Ozone Generating System
SMOevo
PLUS
Troubleshooting
Manual_SMOevoPLUS_eng_01.2019.doc
page 150 of 179
Message
No.
Message shown on the display
Description /
Possible Cause
Countermeasures
130
SYS:AI102 Alarm signal fault gas flow
generator
Signal < 4 mA or signal > 20 mA.
Cable breakage.
Measuring device or transducer
input PLC defective.
Check signal.
Check flow meter.
Check cables and connections.
131
SYS:AI104 Alarm signal fault external
setpoint
Signal < 4 mA or signal > 20 mA.
Cable breakage.
Measuring device or transducer
input PLC defective.
Check signal.
Check signal output at the
customer.
Check cables and connections.
132
SYS:AI106 Alarm signal fault temperature
cooling water generator
Signal < 4 mA or signal > 20 mA.
Cable breakage.
Measuring device or transducer
input PLC defective.
Replace sensor.
Check signal.
Check cables and connections.
133
SYS:AI108 Alarm signal fault feed gas
pressure
Signal < 4 mA or signal > 20 mA.
Cable breakage.
Measuring device or transducer
input PLC defective.
Replace sensor.
Check signal.
Check cables and connections.
134
SYS:AI110 Alarm signal fault ozone
concentration in gas
Signal < 4 mA or signal > 20 mA.
Cable breakage.
Measuring device or transducer
input PLC defective.
Calibrate sensor,
replace, if necessary.
Check signal.
Check cables and connections.
135
SYS:AI112 Alarm signal fault feed gas dew
point
Signal < 4 mA or signal > 20 mA.
Cable breakage.
Measuring device or transducer
input PLC defective.
Calibrate sensor,
replace, if necessary.
Check signal.
Check cables and connections.