Campbell ET107, Product Manual

Page: 41 / 106

ET107 Weather Station
32
5.6.2.1 Internal Installation of Phone Modem
If the phone modem was ordered with the ET107, skip this section
and go directly to Section 5.6.2.2 , External Installation of Phone
Modem
(p. 33)
.
For installation inside the ET107 enclosure, the following components are
provided in the phone modem kit:
(1) COM220 Phone Modem
(1) 12-inch RJ-11 Patch Cord
(1) Mounting Bracket
(4) Screws
(1) 12-inch 14 AWG Ground Wire
Use the following procedure to install the phone modem (FIGURE 5-24 ).
FIGURE 5-24. Phone modem mounting and connections (battery not
shown)
1. Attach the modem to the modem bracket with the two screws provided.
Mount the modem and bracket into the enclosure with the three
pre-threaded screws on the mounting plate.
2. Connect the modem 9-pin port to the enclosure CS I/O port with the
ribbon cable supplied with the enclosure (FIGURE 5-23 , FIGURE 5-24 ).
3. Connect the modem RJ-11 jack to the enclosure RJ-11 jack with the RJ-11
patch cord (FIGURE 5-24 ).
NOTE
RJ-11 Patch Cord Connects with RJ-11 Jack
Ribbon Cable
Ground Wire