Network Gateways
RS485 Network Adaptor
RS485 Network adapter can be used to convert 4G to 2G network applications with or without door switch input using the adapter
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Overview
RS485 Network adapter can be used to convert 4G to 2G network applications with or without door switch input using the adapter (P/N 203-251) which connect the harness from the wall box (P/N 62-1462) previously connected to the thermostat being replaced) to H1 of the adapter. Connect the harness H3 (rainbow) of 203-251 to H7 of the e528.4G then connect the harness H2 (Black) of 203-251 to H5 of the e528.4G. Take care to not reverse the connections to the e528.4G
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203-251
RS-485 Adapter, 4G-2G, For E528
https://honeywell.scene7.com/is/image/Honeywell65/hbt-bms-203-251-rs485-network-adaptor-primaryimage
203-251
RS-485 Adapter, 4G-2G, For E528
https://honeywell.scene7.com/is/image/Honeywell65/hbt-bms-203-251-rs485-network-adaptor-primaryimage
