Connections; Gateway Connectors; Common Connections; Connecting The Gateway To The Ac Indoor Unit - HMS Networks Intesis INMBSDAI001I000 User Manual

Connections

4.2. Connections
NOTE
• Use the supplied specific cable for connection to the AC unit.
CAUTION
Disconnect all systems from the power source before manipulating and connecting them to the
gateway.

4.2.1. Gateway Connectors

NOTE
Mount the gateway in the desired installation site before wiring.
IMPORTANT
Use solid or stranded wires (twisted or with ferrule).
Wire cross-section/gauge for all wire connectors:
• One core: 0.2 to 2.5 mm
• Two cores: 0.2 to 1.5mm
• Three cores: Not permitted
NOTE
To know more about each port's specifications, see

4.2.2. Common Connections

4.2.2.1. Connecting the Gateway to the AC Indoor Unit

1. Disconnect the AC unit from its power supply.
2. Open the indoor unit front cover to access the internal control board.
3. Locate the socket connector marked as S21 on the control board.
USER MANUAL Version 1.0.0
Figure 2. General view of all gateway connectors
2
(24 .. 11 AWG)
2
(24 .. 15 AWG)
INMBSDAI001I000 Modbus RTU Gateway
Technical Specifications (page 12).
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