37
G.2 Install
Cellular modem install kits can be provided upon request. These install kits can accommodate
most cellular modems and whip or high gain antenna options. A mounting bracket, antenna
bulkhead / cable and RS-232 null modem adapter are preinstalled for plug and play of the
antenna and customer supplied modem.
1)
Modem is secured in mounting bracket using the Velcro mounting strap
2)
SMA bulkhead cable is secured to modem SMA connector and antenna secured on
outside of enclosure.
3)
Modem RS-232 port is connected through a Null Modem cable to the Datalogger CPI
port using the provided CPI to RS-232 Null Modem cable.
4)
The power supply cable provided with the modem is connected to an empty Load
terminal on the Power Distribution PCB board or directly to 12 V and G on the CR6 module.
Switch 12 VDC power (SW12) can also be used to control the modem power at a given interval
(programming required).
NOTE:
Verify power cable wiring in the cellular modem manufacturer provided user manual.
When using a Sierra Wireless Raven XT modem, the red wire is 12 VDC and Black is Ground
(white is not used). When using the Sierra Wireless LS-300 or FX400 series, the Red and White
wires are both tied to +12 VDC and Black is Ground.
Figure 37 - Model 8600-2 with Cellular Modem Installed