Honeywell VA201T Calibration Handbook page 103

i. Press '✓' to confirm
Icon goes to steady
Unit counts down from 10 as Setpoint 1 value is read
4. Establish Setpoint 2
j. Flashing flow icon displayed
Dot near top of icon – indicates Setpoint 2 flow 650cc/min
k. Press '▲' or '▼' to adjust external flow meter to proper Setpoint 2 value
Reading must be ± 50cc/min of target to be accepted
l. Press '✓' to confirm
Target value flashes
m. Press '▲' or '▼' to enter actual value as read by external flow meter
Hold button to increase increment speed
n. Press '✓' to confirm
Icon goes to steady
Unit counts down from 10 as Setpoint 2 value is read
5. Save/Update
o. If successful UPdt or SAvE displayed
p. Flow calibration is complete
6. Press '▲' or '▼' to select another submenu
7. Press 'X' to return to setup, calibration and test menu
1. Flow Calibration Web Page
a. On-screen instructions supplied
Connect flow meter to Sample line
Click "Start"
Click "Next" for baseline
Click "Next" for Setpoint #1
Click "Increase" or "Decrease" to match
(+/- 10%) of Setpoint value
Click "Next" for Setpoint #2
Click "Increase" or "Decrease" to match
(+/- 10%) of Setpoint value
Click "Finished"
Midas
Calibration Handbook
103