Instruction manual

LS300G GSM/GPRS/EDGE/HSPA+ Sierra Wireless Cellular Modem

• Power Supply (see Section 7.4, Power Considerations (p. 16)).

• Environmental Enclosure — ENC10/12, ENC12/14, or ENC16/18.

7.3 Wiring and Connections

7.3.1 Modem Connection to the RS-232 Port

Part number 18663 Null Modem Cable is used to connect the modem to the

CR23X, CR3000, CR800, CR2XX, CR1000 or CR5000 RS-232 port (not

compatible with the 21X, CR510, CR10X, or CR7 dataloggers).

Part number 31055 RS-232/CPI RJ45 to DB9 Male DTE is used to connect the

modem to the CR6.

FIGURE 7-2. Connections using pn 18663 Null Modem Cable

Wiring:

Red

12V (or

switched 12V)

Black

White

Same as Red

Green

No connection