Campbell Scientific COM210 Telephone Modem - Manual (Page 9)

COM210 Telephone Modem
5
TIP RING GND
CAMPBELL
SCIENTIFIC
INC.
COM210 MODEM
MADE IN USA
S/N 1002
Complies with Part 68, FCC rules. FCC
Registration No. B9QU
SA-31402-M M-T
Ringer Equivalence 0.9B.Required Connector USOC RJ11C. Canadian Load No. 5
This equipment complies with the requirements in Part 15 of FCC Rules for Class A
computing device. Operation of this equipment in a residential area may cause
unacceptable interference to radio and TV reception requiring the operator to take
whatever steps are necessary to correct the interference.
12V G
CAMPBELL
SCIENTIFIC
INC.
CR10
MADE IN USA
WIRING PANEL NO.
EARTH
DIFF
SE
AG H L AG H L AG H L AG G G E3 AG
4 5 6
7 8 9 10 11 12
G G G G 12V 12V
SWITCHED
12V
G 12V
POWER
IN
SERIAL I/O
SE
DIFF AG H L AG H L AG H L AG G G E1 E2
1 2 3
1 2 3 4 5 6
G 5V 5V P1 P2 C8 C7 C6 C5 C4 C3 C2 C1
CONTROL
12V
SWITCHED
To Earth
Ground
14 AWG Ground Wire
SC12 Cable
Telephone Wall
Jack
Red
Black
(Ground)
(+12v)
FIGURE 3. CR10X with CR10 Wiring Panel and COM210 Using RJ11C Telephone Jack