Page 60
ST 700 Series HART/DE Option User’s Manual
Revision 4.0
6.
Click
Corr. Input (zero)
. The following advisory message will be displayed:
The PV Input (Zero) refers to a known standard such as zero pressure (e.g.: vent both
sides of a DP transmitter). As indicated below, this procedure will shift the slope up or down to
eliminate the error at the zero reference. The slope (angle) of the response is unchanged.
7.
Click
Yes
in the
Correct Input
message box, and you will be prompted to
Apply the PV
Input (Zero) now
.
8.
Verify that the
value
of the PV applied at the input is
exactly Zero
. Then click
OK
to send
the Correct Input (Zero) command to the Transmitter, which adjusts the input calibration.
9.
Wait for the message
Sensor input has stabilized
, then click
OK
.
10.
When the zero correction is complete, the message
Sensor zero succeeded!
is displayed;
click the
OK
button.
