Hitachi RAS-(4-12)HNP(1)(E) - Function of the of DIP Switches and RSW Switches

4 Electrical wiring
103
SMGB0087 rev.0 - 12/2013
4
4.3.2 Function of the of DIP switches and RSW switches
 N O T E
• Themark“■”indicatesthepositionofdipsswitches.
• Nomark“■”indicatespinpositionisnotaffecting.
• Theguresshowthesettingsbeforeshipmentorafterselection.
 D A N G E R
Beforesettingdipsswitches,rstturnthepowersourceoffandthensetthepositionofthedipsswitches.Incase
ofsettingtheswitcheswithoutturningthepowersourceoff,thecontentsofthesettingareinvalid.

DSW301 (Only RAS-(2/2.5)HVNP1 and RAS-3HVNC1 units): Test run mode
Setting before shipment
1 2 3 4 5 6
ON
Cooling
Heating
Forced stop of compressor

DSW1 (Only RAS-(2/2.5)HVNP1 and RAS-3HVNC1 units): No setting is required
When set pin number 1 to ON, the electric current
detection is cancelled. Pin number 1 should be set
back to OFF after electrical work

DSW1 (RAS-(3-12)H(V)N(P/C)(1)(E): For Test Run
Factory setting
Cooling
Heating
Cooling for intermediate season
Heating for intermediate season
Forced stop of compressor
 N O T E
• ThisoperationisresetoncethecompressorisinThermo-ONmode.
• Duringthetestrunoperationtheunitswilloperatecontinuouslyduring2hourswithoutThermo-OFFandthe3-minute
guardforcompressorprotectionwillbeeffective.
• Testrunwillstartwithin20secondsaftersettingDSW1pin1toONposition