6
Troubleshooting
6.1
Light-emitting diode (LED) is off, fault relay is
open, 0-20 mA shows 0 mA, analog voltage
output is 0 V
Note
Analog voltage output applies to SharpEye 40/40D models only.
Potential cause
No power to the unit.
Recommended actions
1. Check that the operating voltage is correct, according to
.
2. Check power polarity.
3. Check the terminal wiring.
6.2
Light-emitting diode (LED) flashes yellow at 4
Hz, fault relay is open, 0-20 mA shows 1 mA
Potential cause
Low voltage.
Recommended action
Check that the operating voltage is correct, according to
Potential cause
Faulty detector.
Recommended action
Re-power the detector.
6.3
Light-emitting diode (LED) flashes yellow at 4
Hz, relay is open, 0-20 mA shows 2 mA
Potential cause
Built-in test (BIT) fault.
Reference Manual
Troubleshooting
00909-0100-4975
December 2021
SharpEye 40/40
31
Summary of Contents for SharpEye 40/40C Series
Page 4: ...4 ...
Page 10: ...Introduction Reference Manual December 2021 00909 0100 4975 10 Spectrex net ...
Page 24: ...Installation Reference Manual December 2021 00909 0100 4975 24 Spectrex net ...
Page 30: ...Maintenance Reference Manual December 2021 00909 0100 4975 30 Spectrex net ...
Page 40: ...Specifications Reference Manual December 2021 00909 0100 4975 40 Spectrex net ...
Page 42: ...Reference data Reference Manual December 2021 00909 0100 4975 42 Spectrex net ...
Page 46: ...FM fuel test responses Reference Manual December 2021 00909 0100 4975 46 Spectrex net ...
Page 49: ...Reference Manual 00909 0100 4975 December 2021 SharpEye 40 40 49 ...