RKI Instruments 65-2422RK-05 - Manual (Page 9)

65-2422RK-05 H
2
S Transmitter • 5
NOTE: The H
2
S detector and amplifier are factory-mounted to the junction box.
Use the junction box’s two mounting holes to mount the H
2
S transmitter to a vertical
surface at the monitoring site. Use the cover on the front of the junction box to access the
interior of the junction box.
Installation
This section describes procedures to mount the H
2
S transmitter in the monitoring
environment and wire the transmitter to a controller.
Mounting the H
2
S 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 where the target gas is likely to be found first.
NOTE: If your application does not require a specific mounting site, mount the
transmitter at approximately breathing level.
Figure 3: Mounting the H
2
S Transmitter
3/4 Conduit Hub
5.46
Ø .25 Mouting Holes (2X)
2.75
5.2
3.2 max
8.5 max
3.94
1.1
6.1