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14 Cloud Link 4G Modem (Optional Modem Interface)
14 Cloud Link 4G Modem (Optional Modem Interface)
The Cloud Link 4G Modem is connected to the ERX 350 using an RS-485 interface. Connections are made
at the TB4 terminal block on the I/O Board (pins 1, 2, and 5).
1. Ensure Item 1458 (Modem Type) is configured to 'Cloud Link'
2. Refer to the Cloud Link Quick Start Guide and User Manual for more information on using the
Cloud Link Modem.
3. Ensure to the RS232/485 section switch is in position to operate in RS-485 mode. The switch must
be moved to position closest to power connectors on Cloud Link modem. See image below – switch
is in position to select RS-485
4. Ensure Cloud Link Item 3075 is configured for RS-485 mode
Honeywell
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