Connection; Gateway Connectors - HMS Networks Intesis IN770AIR00XO000 User Manual

Midea commecial and VRF with KNX, Serial and IP support

5.2. Connection

CAUTION
Disconnect all systems from the power source before manipulating and connecting them to the
gateway.

5.2.1. Gateway Connectors

1. Power supply: 12 to 36 VDC / 24 VAC
2. Port EIA 485: For RS 485 serial bus connection
3. Port KNX: Exclusive to the KNX bus
4. Ethernet Port: For TCP/IP and Home Automation connection
5. AC-Port A: Not used
NOTE
You can also use the Ethernet Port to connect the gateway and the PC for configuration purposes.
NOTICE
The common connectors (those used for all applications), specific connectors (those used for each
application), and the connection procedures are deeply explained in the following sections.
NOTE
Mount the gateway in the desired installation site before wiring.
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Figure 5. General view of all gateway connectors
6. AC-Port B: Midea bus (XY)
7. AC-Port C: Not used
8. USB: Connection with the PC for configuration purposes
9. Binary inputs: Dry contact (optional)
Connection
USER MANUAL Version 1.0.1