3 - 112
Controller
MEE15K022
4. System component
YKB/YLM 2nd
4-3. Indoor unit "-E" type input/output connector
Input
Output
ON/OFF (Pulse) input specification
Caution:
3.The electric strength between accessible parts and control circuit should have 2750V or more.
1.Wiring should be covered by insulation tube with supplementary insulation.
2.Use relays or switches with IEC or equivalent standard.
Item
Description
Input signal
Standard of pulse
Pulse sign (a connect)
200msec or more
Relay circuit
CN51
X
Y
Z
L1
L2
SW
X
L1
L2
L3
CN51
CN32
CN52
Indoor unit
control board
Indoor unit
control board
Indoor unit
control board
1
2
3
4
5
Power supply
of relay
Power supply
of relay
Maximum cable
length is 10m[32ft.]
Maximum cable
length is 10m[32ft.]
Maximum cable
length is 10m[32ft.]
Z
CN52
1
2
3
4
Y
Z
Distant control board
Relay circuit
Distant control board
Relay circuit
Distant control board
Y
X
SW : Distant ON/OFF switch
L1 : Status lamp
L2 : Error lamp
X : Relay (a point of contact, fixed DC1mA)
Y
, Z : Relay
L1 : Status lamp
Fan motor output (SW1-5 OFF)
Thermostat ON (SW1-5 ON)
L2 : Cooling/Dry status lamp
L3 : Heating status lamp
X, Y, Z : Relay (Coil with fixed 12VDC, a power consumption of 0.9W or less)
SW1 : Distant/Local switching
SW2 : ON/OFF switch
X, Y : Relay
CN52
Indoor unit
control board
Power supply
of relay
Maximum cable
length is 10m[32ft.]
SW1
X
CN52
5
1
Relay circuit
Distant control board
SW1 : Demand switch
X : Relay (coil <=0.9W,12VDC)
Every time the SW is pushed
(the pulse is inputted), it
reacts against ON/OFF
.
SW2 is available when SW1
is ON.
1. Optional part : PAC-SA88HA-E or field supply
2. Optional part : PAC-SE55RA-E or field supply
Contact rating voltage >= 15VDC
Contact rating current >= 0.1A
Minimum applicable load =< 1mA at DC
Contact rating voltage >= 15VDC
Contact rating current >= 0.1A
Minimum applicable load =< 1mA at DC
SW1
ON
OFF
Indoor unit
Forced thermo-OFF
Normal running
X
X
Z
Y
Power supply
of relay
SW1
SW2
Y
X
CN32
3
2
1
X
Y
Adapter 2
Adapter 1
Adapter 1
Adapter 1
