RKI Instruments 65-2640RK-03 - Manual (Page 15)

65-2640RK-03 M2A Transmitter Operator’s Manual 10
Figure 5: Outline & Mounting Dimensions, Detector Junction Box
3. Install 3/16 inch I.D. flexible polyurethane tubing to the fitting at the bottom of the
calibration adapter and route it to an accessible area that is close to the M2A junction
box. See the “Parts List” on page 47 for available tubing.
3/4 Conduit H ub
Ø3.65 2.70 .38
Rubber
Spacer,
3X
5.25
9.25 Max
1.13
Calibration
Adapter
Combustible
Gas
Detector