Installation manual

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1.4.4: Cellular Communications Module
The Cellular Communications module enables the control system to communicate via
cellular networks. This offers the ability to send or receive SMS messages, perform
up/downloading, implement cellular 2-way voice applications.
Figure 1.8: Cellular Communications Module
1. SIM card holder
2. SIM card release
3. Status LED
4. Flash programming connector
5. Flat-cable interface connector to Main Board
6. Internal Antenna
7. External Antenna Connector