Instruction Manual
Tek-Bar 3800XP
www.tek-trol.com
Technology Solutions
23
5.6
D/A Trim
•
D/A Trim is used to calibrate the 4 to 20mA output of the Tek-Bar 3800XP Multivariable
Transmitter.
•
The associated method automatically run and request a user to connect a reference meter to
measure the current on the 4 to 20mA current loop.
•
Points are calibrated at 4mA and 20mA as follows:
1.
After selection of D/A Trim, a warning is provided to remove the Tek-Bar 3800XP
Multivariable Transmitter output from any automatic control.
2.
The user is requested to connect a reference meter for Loop calibration.
3.
4mA is fixed to the current Loop.
