Commissioning Proline Promag W 800
54 Endress+Hauser
9.4.1 Meaning of the LEDs
The measuring device is fitted with two light emitting diodes (LEDs) on the electronics board.
Once the measuring device has been switched on the LEDs indicate different states for the
measuring device and the GMS module.
A0017024
Fig. 34: Light emitting diodes on the electronics board
1 LED (blue) for GSM module, is lit when communication is active
2LED (red) for CPU
9.5 Establishing wireless communication
Detailed information on establishing wireless communication:
Operating Instructions for the device on the enclosed CD-ROM
9.6 Troubleshooting
Detailed information on troubleshooting:
Operating Instructions for the device on the enclosed CD-ROM
B1 B2 B3
ON
12
B1/B2
ON
B3
ON
12
17
16 15 14
10
98765
13
12 11
4321
LOCK
CPU
GSM
1
CPU
GSM
2
LED GSM module (blue) LED CPU (red)
State Meaning State Meaning
Off The GSM module is not switched on, in the
standby mode or is not connected to a
network.
Off Not switched on or no power supply
available.
Lit GSM module is trying to log into the
network.
Flashing
slowly
GSM module is logged into the network and
is waiting for commands.
Flashing The LED flashes for every measured value
acquisition.
Flashing
quickly
The GSM module is sending or receiving a
file (SMS or e-mail), data transmission in
progress.
Flashing
approx.
1Hz
One or more alarms are active.