1. "LAN" - Ethernet 10/100 Base-T port, provides an Ethernet connection.
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13. "SMA" - connector, used when GSM modem is installed inside of the appliance to connect the GSM antenna.
14. "AC line" - power input 240V. IEC C14 connector.
15. "Fuse" - type 5*20mm
16. "RLY1...RLY4" - 4 relays output connectors. The relays maximum power output - 5A * 240V.
17. "SMA" - optional hole for mounting SMA antenna of GSM modem.
18. "DC 12V" - backup power socket, to connect a battery or a battery backup.
19. "Dry contacts" - empty slot for dry contacts module SC16, used to connect dry contacts on doors, windows, etc.