Honeywell VA201T Calibration Handbook page 46

Calibration Handbook
The following diagram shows the Flow Housing accessory fitted to the Certified Sensor.
4. Press the esc button at the Transmitter Unit and the Main Menu is displayed.
5. Navigate to the Calibration Menu option using the up/down keys.
6. Press ok.
7. Enter the current Level 2 password. The Calibration Menu is displayed.
8. Navigate to the Gas Calibrate option using the up/down keys.
9. Press ok, Zero Calibration screen is displayed with the message: Zero Gas then <OK>
Certified
Sensor
Flow
Housing
Main Menu
Calibration Menu
Configuration Menu
Display Menu
History Log Menu
Change Passwords Menu
Reset Passwords
Calibration Menu
Gas Calibrate
Gas Challenge
4-20 mA Set Zero
Force 4-20mA
Force Relays
Force Digital
Zero Calibration
0
Zero Gas then <OK>
CO 100 ppm
46 Apex Transmitter and Sensor