65-2670-XX-04 M2A Transmitter Operator’s Manual
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3. Tubing from the calibration adapter/splash guard must be 1/8 inch I.D. x 1/4 inch O.D. Teflon.
Install a small piece of 3/16 inch I.D. flexible polyurethane tubing to each end of the Teflon tubing.
Use the flexible tubing on one end to connect to the calibration adapter/splash guard. Route the
Teflon tubing to an accessible area that is close to the M2A junction box. Use the flexible tubing
on the other end to connect to a regulator during calibration. See the “Chapter 9: Parts List” on
page 55 for available tubing.
.38
2.70
Detector
Calibration
Adapter/
Splash
Guard
Ø3.65
3/4 Conduit Hub
9.70 Max
5.25
1.13
Rubber
Spacer,
3X
Figure 7: Detector Junction Box Dimensions
