Rheem ROMH36AFXZJ - Page 134

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MULTI TYPE 2, 3, 4 ROOMS TYPE
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Circuit diagram example
• When function setting is "Operation/Stop" mode
• When function setting is "Forced stop" mode
• Contact capacity: DC 24 V or more, 10 mA or more.
• *1: PCB of Communication kit is used for wall mounted
(RIWH7AVFJ, RIWH9AVFJ, RIWH12AVFJ,
and RIWH15AVFJ) type.
• *2: Make the distance from the PCB to the connected unit
within 33 ft (10 m).
• Use non-polar relays and switches.
Indoor unit type
1-pin 3-pin
(Polarity) (Polarity)
Compact cassette - +
Slim duct - +
Wall mounted
RIWH7AVFJ,RIWH9AVFJ, RIWH12AVFJ,
RIWH15AVFJ RIWH18AVFJ, RIWH24AVFJ
-+
Floor
RIFH9AVFJ, RIFH12AVFJ, RIFH15AVFJ
- +
Indoor unit
control PCB
*1
Example: Switch
Locally purchased
Connected unit
1
3
Signal
Connector
33 ft. (10 m)*2
Operation
Stop
On
Off
Input signal
Indoor unit
Remote controller
On On On
Input signal
Indoor unit
Command
Remote control
operation invalidity
On
Off
Operation
Stop
Forced stop
Normal