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HART Service
HART Service includes these submenus:
•
PV Zero Trim
•
mA Output Trim
•
Trim to Applied Values
•
Set Fixed mA Output
•
Re-range Transmitter
•
Device Diagnostics
Highlight the HART Service menu selection and push
D (Continue). When you enter some of the
submenus, a warning tells you to remove the loop from
AUTOMATIC control. Push D (Continue).
PV Zero Trim
This function sets the digital pressure value of the
transmitter to zero.
1.
Push C (Trim Zero) to trim the PV output value to
zero.
2.
Push D (Done) when completed.
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Automatic Pressure Calibrator
mA Output Trim
In the mA output trim screen, you can adjust the transmitter
output.
1.
Start with the 4 mA range. Push A (Fetch) to get
the current measured mA value.
2.
Push B (Trim 4 mA) to send the measured value
for correction. Push C (Next Point). The Product
moves to the 20 mA range.
3.
Repeat steps 1 and 2.
4.
When complete, push C to return to the previous
point or D (Done).
Trim to Applied Values
1.
Enter the LRV pressure value necessary in the Setpoint
entry and then push E and let the pressure settle.
2.
Push B (Trim LRV) to trim the lower range of
pressure applied.
3.
Enter the necessary URV pressure value in the
Setpoint entry and push E and let the pressure
settle.
4.
Push C (Trim URV) to trim the upper range of
pressure applied.
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HART Menu
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