Troubleshooting and diagnosis options
TR-Electronic GmbH 2020, All Rights Reserved
Printed in the Federal Republic of Germany
Page 80 of 88
TR - ELE - BA - DGB - 0030 - 01
06/15/2020
Device status LED
9.1.3
LED
Cause
Solution
OFF
Voltage supply absent or too low
- Check power supply, wiring
- Is the voltage supply in the permissible
range?
Connector incorrectly wired or
screwed down
Check wiring and connector position
Hardware error, measuring system
defective
Replace measuring system
ON
(red)
- Measuring system defective
- Position incorrect
- Memory error
- Hardware error, bit 2 in the status
byte
- Preset value out of range
- Switch supply voltage off and then on again.
If this measure is unsuccessful, the
measuring system must be replaced.
- If the hardware error occurs repeatedly, the
measuring system must be replaced.
- The transmitted preset value must be within
the programmed measuring range. The error
is deleted on transmission of a valid preset
value.
ON
(green)
Normal mode, measuring system in
data exchange
-
Net status LED
9.1.4
LED
Cause
Solution
OFF
Voltage supply absent or too low
- Check power supply, wiring
- Is the voltage supply in the permissible
range?
Connector incorrectly wired or
screwed down
Check wiring and connector position
Hardware error, measuring system
defective
Replace measuring system
ON
(red)
- No connection to the IO-Master
- No data exchange
- Check IO-Link connection
- IO-Master available and online?
ON
(green)
Normal mode, measuring system in
data exchange
-