Hitachi SPX-WDC6 Manual De Instalación Y Funcionamiento página 2

INSTALLATION AND OPERATION MANUAL
DRY CONTACT KIT WITH ALARM DISPLAY FUNCTION (Optional Part)
This product is a connecting cord to connect a Dry Contact Unit and Alarm Display Unit to the PWB of the room air conditioner
indoor unit. Beside this booklet, in order to perform an installation work, you may need to refer also the Installation Manual for
each indoor unit. Make sure items listed below are included in the package.
<Included Item>
<Separate purchase>
HA-S100TSA : HA adapter (connecting kit to connect with Alarm Display Unit).
SPX-WDC2 : Connecting cord for Dry Contact kit without the Alarm Display function.
CAUTION:
1. Stop the air conditioner operation and turned OFF the power supply breaker before
installation work.
2. The wiring length from indoor PWB to Dry Contact Unit shall be within 15m.
3. Do not install dry contact cord with power cord or other cord together. It may cause Dry
Contact Unit malfunction due to electrical noise.
<Wiring Instruction>
1. Open the Electrical Cover of indoor unit.
2. Connect (1) 4 pin connector to CN9 of indoor main PWB.
3. Joint the end of (2) dry contact side to the dry contact cord by using contact with sleeve provided in the package.
4. Joint (3) Alarm Display connector to the HA-Adapater (HA-S100TSA: optional part).
5. Joint the LED circuit (local procurement) to terminal "3" & "4" of HA-Adapter.
6. Set the dip switch SW501 of indoor main PWB to enable the dry contact function.
(Refer to "B. Setting Instruction for Dry Contact")
7. Make sure not to clamp any wire when assemble back the electrical cover.
8. Do an operation check after Dry Contact cord has been connected.
**Ignore step 3 & 4 if Alarm Display function is not required.
MAIN PWB
4 YELLOW
3 ORANGE
*Specifi cation of the LED circuit: (a) Power supply: DC 5V to 24V, (b) Current: 10mA or less
SPX-WDC6-EN2 2 SPX-WDC6-EN2 2
➀ Conecting cord to PWB
➁ Contact with sleeve
➂ Installation and Operation Manual
CONNECTION DIAGRAM
Wire for this Connecting Cord have no polarity,
any wire joint is acceptable. (Dry contact side)
CONTACT WITH SLEEVE
(1) 4 pin connector
(2) DRY CONTACT side
CN9
HA ADAPTER (HA-S100TSA)
(3) ALARM DISPLAY side
HA-S100TSA CONNECTION DIAGRAM
2 RED
1 BROWN
HA ADAPTER (HA-S100TSA)
(1 pcs)
(2 pcs)
(1 booklet)
DRY CONTACT CORD
LED
This circuit is local procurement
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