RKI Instruments 65-2322RK - Manual (Page 9)

65-2322RK Oxygen Transmitter • 5
from a mounting surface and ensure that there is enough room to install a calibration cup
on the detector during calibration.
Installation
This section describes procedures to mount the oxygen transmitter in the monitoring
environment and wire the transmitter to a controller.
Mounting the Oxygen Transmitter
1. Select a mounting site that is representative of the monitoring environment. Consider
the following when you select the mounting site.
• Select a site where the transmitter is not likely to be bumped or disturbed. Make
sure there is sufficient room to perform start-up, maintenance, and calibration
procedures.
• Select a site that is at normal breathing level.
Figure 3: Mounting the Oxygen Transmitter
2. At the monitoring site you select, hang or mount the junction box with the detector
facing down (see Figure 3).
.38
.75
3.10
3.65
3/4 NPT
Female
1 1/2 - 20 Thread
for Calibration Cup
J-Box
Oxygen
Detector
8.25 Max
Rubber
Spacer, 3X