Internet Communication Module 7845i-GSM Installation and Setup Guide
2-6
Ethernet Connections
U
L
1. For UL installations, the Cat. 5 Ethernet connection between the 7845i-GSM and the
router cannot exceed 12 feet with both the 7845i-GSM and the router located within
the same room.
2. Use a Listed cable/DSL router suited for the application.
Connect one end of the Ethernet cable (Category 5) to the 7845i-GSM’s RJ45 Ethernet
connector and the other end to the cable/DSL router as shown in Figure 8.
TB1
TO ROUTER
RJ45
(FOR INTERNET
CONNECTION)
7720P
PROGRAM
CONNECTOR
A
B
C
DE
F
S
T
X
123
45
6
98
7
#0
Xmit
Shift
Space Enter
Shift
N / Y
BS / ESC
/
7720 PROGRAMMING TOOL
LEDs
J1
BATTERY
CONNECTOR
TAMPER
SWITCH
INTERNAL
ANTENNA
R
S
S
I
M
0
M
1
G
P
R
S
I
B
S
7845i-GSM-001-V0
MODE AND STATUS
INDICATOR SWITCH
RSSI / MODE AND
STATUS LEDs
Figure 8. Ethernet Connections
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