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HART Procedures Procedural Considerations

Release 0 34-ST-25-20 MC Toolkit User Manual 65

7/03

Table 20 HART Calibration - Zero Trim (non-Honeywell Transmitter)

HART Calibration - Zero Trim (non-Honeywell Transmitter)

Overview of

Objective

Requirements:

· Precision input source

· (See Note at right.)

Overview:

The Zero-Trim procedure

establishes zero reference

point of the input-response

profile.

Note:

This procedure outlines the steps for using the MC Toolkit

with various non-Honeywell HART transmitters.

For specific requirements, refer to the user manual for the

transmitter being calibrated.

Zero Trim

Select Zero Trim. The first

of a series of pop-up message

appears.

Apply the zero-reference

input source to the sensor.

Wait for the message at right

to appear.

Then, select the OK button.

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Compaq MC-1 Manuel d'utilisateur Page 73