Operation
6.5 Local operation
SITRANS P300 with HART communication
6-12
Operating Instructions, 06/2005, A5E00359579-02
The same requirements and mathematical correlations apply as for operation with a digital
display.
6.5.3
Operating via keys
Introduction
This overview provides you with most important safety information required to operate the
pressure transmitter. The overview also instructs you how to adjust the operating functions
on site.
Requirement
Warning
Intrinsically-safe circuits
With intrinsically-safe circuits, use only certified ammeters appropriate for the transmitter.
Specific test certificates
If the transmitter is used as category 1/2 equipment, observe the EC type examination
certificate or the certification valid for you country.
Note
The housing should be cleaned to prevent dirt and moisture entering the device.
To operate the device via the keys, the key lock must be released.
Procedure
The device is set to measured value display by default.
To adjust the operating functions, proceed as follows:
1. Unscrew the cover.
2. Press the <MODE> key until the desired mode is displayed.
3. Press the <UP> or <DOWN> key until the desired value is displayed.
4. Press the <MODE> key.
This saves the values and the device then jumps to the next mode.
5. Screw the cover back into place.
