Putting The Device Into Operation; Changing Of Factory Settings; Maintenance, Repair - Datcon DT7200 Series User Manual

7. Putting the device into operation

.
The transmitter becomes operable after it has been mounted and after its electrical connections
are established. (checking of seals!)
Supply voltage values higher than those specified in the Technical Specifications may cause
damages to the transmitter.
After the device has got to its operating temperature (when there are no more temperature
drifts; in about 5-10 minutes) the transmitter is conform to the Technical Specifications.

8. Changing of factory settings

.
If the user wants to modify the set values, the GDM connector should be removed, and the user
can perform the adjustment through the holes, with a screwdriver of max. 2 mm Ø, using the
potentiometers mounted on the printed wiring board (Figure 6.).
The adjustment should be performed in the following order:

9. Maintenance, repair

.
pressure transmitters operated in accordance with the User Manual require no maintenance
other than the cleaning of its surfaces.
For cleaning, use water with some small amount of detergent. Cover the P
cleaning (when the cleaning is completed, remove the covering of P
The transmitter must be protected against strong physical impacts.
Generally the transmitters cannot be repaired in site.
In the case of a failure, contact the Manufacturer.
The Manufacturer provides 1-year guarantee for the pressure transmitter.
Those failures that are caused by usage differing from the instructions of the User Manual entail
the cessation of the guarantee.
8
zero-setting with P
ZERO
setting the end-value P
(the final setting should be achieved by repeating the above
process several times).
Figure 6. Setting points of the transmitter
potentiometer (setting of 4 mA),
(setting of 20 mA)
MAX
opening during the
0
!)
0