TAC-H
2
S/H
2
O/O
2
Pg. 11
TEXAS ANALYTICAL CONTROLS
4418 Bluebonnet Drive | Stafford, TX 77477 | (281) 240-4160 |
www.tac-controls.com
4 Controls and Their Operation
8
10
+ / -
+ / -
+ / -
+ / -
+
to back
of panel
STANDARD
IN
PSIG
OFF
SAMPLE
IN
SAMPLE
VENT
SENSOR
VENT 1
SENSOR
VENT 2
PSIG
OFF
FRONT VIEW
BOTTOM VIEW
Remove plug from
STANDARD IN
before attaching the
calibration bottle.
9
To Calibrate H
2
S
continued
7 Turn ON the calibration gas and adjust the flow meter to 1.0 SCFH.
8 Press
YES to confirm. The display will flash “Calibration in progress.”
Each H
2
S sensor is calibrated twice. Afterward, the display reads
“Cal Complete.”
9 Turn OFF the calibration gas and turn the manual calibration valve
back to the SAMPLE IN position.
10 To return to the main screen, press the READINGS button.
4.3.2 O
2
Calibration
To Calibrate O
2
1 From the CALIBRATE menu screen, press the CALIBRATE O2 button.
2 To verify or change the O
2
-calibration standard, press the ENTER O2 CALIBRATION button.
3 Use the keypad to enter the correct value. Press Enter to save.
4 The operator can read the calibration instructions while calibrating.
5 Press YES to start calibration. The screen will flash "O2 calibrating" during calibration.
6 Attach the calibration bottle to the Standard In, using a regulator with SS tubing or the Ralston SS tubing.
1
2
4
+ / -
+ / -
+ / -
+ / -
+
to back
of panel
STANDARD
IN
PSIG
OFF
SAMPLE
IN
SAMPLE
VENT
SENSOR
VENT 1
SENSOR
VENT 2
PSIG
OFF
FRONT VIEW
BOTTOM VIEW
Remove plug from
STANDARD IN
before attaching the
calibration bottle.
6
3
5
continues
PSIG
ON
7
