Table of Contents
Advertisement
11.1 Safety warning
As this equipment is designed and approved for use in an explosive area (intrinsic safe equipment), only
authorized service stations and the factory are allowed to repair electronic circuits.
However the customer can exchange parts and modules if the following points are observed :
1. Never open the instrument nor carry out any repair or trouble shooting in an hazardous area.
2. Use only original spare parts.
3. Work shall be done only by maintenance personnel who has an experience with intrinsically safe
equipment.
The design of the equipment is modular, i.e. in case of breakdown the customer can find out which modules
have to be replaced. The instrument consists of the following modules:
-
Mechanical parts
-
Sensing probe
-
Tape assembly
-
Display unit / electronic box
-
Tape cleaner
The following sections should allow to identify the defective module and to replace it.
11.2 Power supply troubles
Symptom
The unit does not switch
on
The unit switches on but
stops on the message
"battery"; the buzzer
tones continuously
11.3 Transmission troubles
Symptom
"No Msg " is displayed
"Invalid" is displayed
"Unknown" is displayed
50461/GTEX MMC/1111
11.
Trouble shooting
Origin
Battery too low
Corrosion of terminals
(battery side)
Corrosion of terminals
(display unit side)
Switch defective
Battery too low
Origin
Sensor out of work or
Tape out of work
Sensor out of work
Sensor out of work
Action
Change the battery
Clean the battery terminals
Clean the display unit terminals
Change the display unit
Change the battery
Action
Renew the sensor
Renew the tape
Renew the sensor
Renew the sensor
46
Section
10.3
---
---
10.7
10.3
Section
10.5
10.4
10.5
10.5
UTImeter Gtex MMC
Advertisement
Table of Contents
