Siemens SITRANS F MAG 6000 EX DE, Operating Instructions Manual, Page: 62 / 107

Troubleshooting/FAQs
10.2 Transmitter check list
MAG 6000 I / MAG 6000 I Ex de transmitter
60
Operating Instructions, 04/2016, A5E02083319-AG
Symptom Output
signals Error
code Cause Remedy
Maximum W30 Flow exceeds 100% of Q
max
. Check Q
max
(Basic Settings)
W21 Pulse overflow
Volume/pulse too small Change volume/pulse
Pulse width too large Change pulse width
Measuring approx. 50% Missing one electrode connection Check cables
Loss of totalizer data OK W20 Initializing error Reset totalizer manually
##### Signs in display OK Totalizer roll over Reset totalizer or increase totalizer unit
Empty pipe error
message when Empty
pipe set to off
OK W31 Empty pipe error Switch off MAG 5000/6000/6000I,
wait 5 sec. and switch on again
10.2 Transmitter check list
If unstable/wrong measurements occur, it is often due to insufficient/wrong earthing or
potential equalization. If earthing connection is OK, check transmitter as described below,
and sensor as described in sensor check lists (see the respective operating instructions).
As all settings are stored in and downloaded from the SENSORPROM
®
, replacement is
easily done and no extra settings need to be made.
Check transmitter
Check transmitter according to the following check table:
Power on transmitter
0
Display light on? Yes ⇒ 1
No ⇒ 2
1 Flashing error triangles? Yes ⇒ Check error table
No ⇒ 1.2
1.2 Output and display readings OK? Yes ⇒ 1.2.1
No ⇒ 1.2.2
1.2.1 Transmitter OK Check application
Check installation/sensor/earthing connection etc.
1.2.2 Check cables/connections OK ⇒ 1.2.1
Not OK ⇒ correct fault
2 Check cables/connections OK ⇒ 2.1
Not OK ⇒ Correct fault
2.1 Output readings OK? Yes ⇒ 2.1.1
No ⇒ 2.1.2.
2.1.1 Display defective Replace display
2.1.2 Transmitter defective Replace transmitter
Note
Sensor check list
Check lists for sensors are included in the respective sensor operating instructions.