Calibration; Manual Calibration; Semi-Automatic Calibration; Automatic Calibration - YOKOGAWA ZR22G User Manual

9.3

Calibration

9.3.1

Manual Calibration

For manual calibration, consult Section "7.12
9.3.2

Semi-automatic Calibration

By the touch panel
(1) Press[set up] on Home screen to enter a calibration screen. Select "Span" of "Semi-auto
calibration". Only the procedure setting established at "9.2.2 Calibration procedure" is
enabled.
(2) Press "Start calibration" . A trend screen appears and the calibration starts.
Figure 9.10
By contact input
(1) Make sure that Calibration start has been selected in the Input contacts display (see Section
"8.6
(2) When the signal is sent to contact input, the calibration starts.
To stop calibration midway, follow these steps:
(1) Press the [Abort] key. If this key is pressed midway during calibration, the calibration will
stop and the hold (output stabilization) time will be set up.
(2) Press the [Abort] key once again to return to the screen as shown in Figure 9.10.
9.3.3

Automatic Calibration

No execution operations are required for automatic calibration. Automatic calibration starts in
accordance with a preset start day and time. Calibration is then executed at preset intervals.
NOTE
Before starting Semi-automatic calibration or Automatic calibration, operate the calibration gas
solenoid valves and adjust calibration gas flow to 600 ± 60 ml/min.
Semi-auto Calibration
Input Contact Settings", earlier in this manual).
<9. Calibration>
Calibration", earlier in this manual.
IM 11M12G01-02EN
9-10
1sh Edition : Mar. 25, 2021-00