Honeywell ST 3000 User Manual page 94

7— Start-up - Pressure or Liquid Level Measurement with GP Transmitter
Step
6 If communicator and milliammeter readings are zero (4 mA), then go to Step 9.
If communicator and milliammeter readings are not zero (4 mA) and Tee-connector is level with
transmitter, then go to Step 7
If communicator and milliammeter readings are not zero (4 mA) and Tee-connector is above
transmitter, then go to Step 8
7 From "Online" menu (if applicable, press HOME to get there), step through the following menu
selections:
Device setup
•
• Diag/Service
• Calibration
Zero trim
•
Under "Zero trim" do the following when prompted:
• Remove the loop from automatic control, then press OK.
Press OK when warned that this will affect sensor calibration.
•
• Press OK when "Apply 0 input to sensor." display appears.
You will receive a message telling you that the sensor input is stabilizing, then the sensor zero
succeeded.
• Return the loop to automatic control, then press OK.
Go to Step 9.
8 From "Online" menu (if applicable, press HOME to get there), step through the following menu
selections:
• Device setup
• Diag/Service
• Calibration
• Apply values
You will be warned to remove the loop from automatic control. After doing so, press OK to
continue.
When the following display appears,
choose 4mA, then press ENTER.
A display will prompt you to apply new 4 mA input. Press OK.
When "Current applied process value" display appears, choose "Set as 4mA value" then press
ENTER.
80
ST3000: PT 3011
Set the:
1 4mA
2 20mA
3 Exit
ST 3000 HART Transmitter Release 300 User Manual
Action
ABORT ENTER
10/05