Pumped Instrument (Figure 3-5); Tubing - MSA Orion Operation Manual

Chapter 3, Using the Orion Multigas Detector
3. Connect tubing (supplied with calibration kit) to the regulator.
4. Attach other end of tubing to the calibration cap.
5. Open the valve on the regulator.
• The regulator flow rate is 0.25 lpm.
• The reading on the Orion Multigas Detector display should
be within the limits stated on the calibration cylinder or
limits determined by your company.
• If necessary, change cylinder to introduce other
calibration gases.
• If readings are not within these limits, the Orion Multigas
Detector requires recalibration. See Chapter 5,
"Calibrating the Orion Multigas Detector."

Pumped Instrument (FIGURE 3-5)

If your Orion Multigas Detector is equipped with the optional
built-in sampling pump:
1. Attach the regulator (supplied with calibration kit) to
the cylinder.
2. Connect the tubing (supplied
with calibration kit) to
the regulator.
3. Attach the other end of tubing
to the Orion pump inlet fitting.
4. Open the regulator valve.
• The flow rate of the
regulator is 0.25 lpm.
• The reading on the Orion
Multigas Detector display
should be within the limits
stated on the calibration
cylinder or limits
determined by your
company.
• If necessary, change the
cylinder to introduce other
calibration gases.
3-8
Operating Manual
Figure 3-5. Pumped
Instrument with Calibration