Hitachi MULTIZONE RAM-40NE2F Technical Catalogue page 99

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10-18
•
Please decide the type of dry contact you will be using and set the position of the DIP Switch No. 2 and 3 accordingly
[1] CHECK DRY CONTACT OF CARD KEY UNIT
AIR CONDITIONER
Standby
REMOVE
CARD KEY
(Door
Switch)
Contact OPEN
type a
Contact CLOSE
type b
After all connection has been done as below diagram, ON the breaker and push ON button of wireless remote controller or
wired remote controller to operate the air conditioner unit.
•
When the CARD KEY is in insert condition, the air conditioner operation is allowable by remote controller.
•
When the dry contact switch on the Card Key Unit is open (refer to diagram below for contact type a), the unit stops to
operate (it takes 10 seconds to stop the unit operation after the dry contact switch on the card key turns off) and vice
versa.
• When the card key is removed from the Card Key Unit, the wireless remote controller cannot be used.
•
When the card key is removed from the Card Key Unit, the wired remote controller LCD display is activated; however it
has no control over the unit.
•
The suitable accessory Connecting Cord (accessory code#: SPX-WDC3) need to be used to connect the Card Key Unit's
dry contact switch to the connector on the control board of the indoor unit. Please refer to Table 1 to select suitable
accessory code# for the concerning indoor model.
AIR CONDITIONER
Operating
INSERT
CLOSE
OPEN
[2] SET THE POSITION OF DIP SWITCH
POSITION CONDITION OF DIP SWITCH
INITIAL CONDITION
(CARD KEY NO USE)
HI Input Active
LO Input Active