Mitsubishi Heavy Industries SRK25GZ-L1 Handbook page 840

FDC-HKX
(22) External input operation
External input: From CnS
• J1: Switches between CnS
J1 short circuit: Level input by CnS
J1 open: Pulse input by CnS
(a) From CnS , operation permission/prohibition control
1
method change:
Input : CnS
1
Short
J1; Short circuit
circuit
J1; Disconnection
Discon-
nection
Short
circuit
J1; Short circuit
Discon-
J1; Disconnection
nection
1) The remote controller displays the operating mode. "To Option" sends the operating mode.
2) CnS , performs the following operations by the changing of jumper wire J1 from short circuit to open circuit.
1
If pulse input, the pulse duration is 500 ms or more.
1 Opreation with J1 short circuit
CnS
1
Remote controller operation
Remote controller display
Air conditioner ON/OFF
2 Opreation with J1 disconnection
CnS
1
Remote controller operation
Remote controller display
Air conditioner ON/OFF
838
, operation permission/prohibition control; From CnS
1
and CnS input method.
1 2
and CnS .
1 2
and CnS .
1 2
CnS input
1
CnS : Operation permission/
1
Prohibition mode change
J1
Operation prohibition mode
Lever input Operation permission mode
Operation permission/Prohibition model change
Pulse input
Operation permission mode
Operation prohibition mode
OFF (open)
input
ON ON
Center
OFF
ON
Air conditioner ON OK
input
ON ON
Center
: Demand control/normal operation switching.
2
(Reversal)
––
(NOP)
ON (shorted)
Air conditioner ON OK
OFF
Remote
OFF
ON
OFF
ON
Remote Center
OFF
ON
OFF (open)
ON
Center
OFF
ON
ON OFF
Air conditioner ON OK
ON OFF
Remote Center
ON