364Ax-Gx Instruction Manual
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Sensor Zero trim by HHT
Sensor Zero trim by Hand Held T erminal is availa ble. Please refer to th e device manual for the right
operations.
Sensor Zero trim by PC
Sensor Zero trim by P C is available using dedicated Software. ABB can provide the references and t he
Software. Please refer to the Software instructions for the right operations.
Sensor Low Trim
The Sensor Low trim provide the correct offset of the factory characterization. The transmitter shall be within
five percent of the true value.
If the PV scaling has been performed the sensor trim is not available.
Reset the PV scaling before continuing the Sensor trim.
Sensor Low trim by Digital LCD Integral Display
Set the transmitter applie d pressure as for Low trim value and wait for a stable value. Navigate the Digital
LCD Integral Display menu, select
Calibrate
>
Sensor Trim
>
Lower Sensor Trim
and the Sensor Lo w trim
values is available. To modify select
Edit
then scroll the d esired value with the u p and down keys and
confirm with
Next.
Repeat the operation for the seven digits and confirm with
OK.
The first digit is the si gn (- or space for +) and one digit can be the dot. The Maximum and Minimum values
are indicated on the Display as reference.
)
Digital LCD Integral Display Keys sequence to Low Trim the sensor: 6 – 1 – 1 – Edit
Sensor Low trim by HHT
Sensor Low trim by Ha nd Held Terminal is available. Please refer to the device manual for the right
operations.
Sensor Low trim by PC
Sensor Low trim by PC i s available using dedicated Software. ABB can provide the references and the
Software. Please refer to the Software instructions for the right operations.
Sensor High trim
Adjustment of the Sensor high trim value provides a slope correction to the characterization curve based on
the low trim value.
If the PV scaling has been performed the sensor trim is not available.
Reset the PV scaling before continue the Sensor trim.
Sensor High trim by Digital LCD Integral Display
Set the transmitter applie d pressure as for High trim value and wait for a stable value. Navigate the Digital
LCD Integral Display menu, select
Calibrate
>
Sensor Trim
>
Upper Sensor Trim
and the Sensor High trim
values is available. To modify select
Edit
then scroll the d esired value with the u p and down keys and
confirm with
Next.
Repeat the operation for the seven digits and confirm with
OK.
The first digit is the sign (- or space for +) and one digit can be the dot.
Note: the Maximum and Minimum values are indicated on the Display as reference.
)
Digital LCD Integral Display Keys sequence to High Trim the sensor: 6 – 1 – 2 – Edit
Sensor High trim by HHT
Sensor High trim by Hand Held T erminal is availa ble. Please refer to th e device manual for the right
operations.