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Microprocessor Control - Mitsubishi Electric MXZ-24UV -E2 Service Manual

Inverter-controlled multi system
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11

MICROPROCESSOR CONTROL

INVERTER MULTI SYSTEM CONTROL
MXZ-24UV -
E1
MXZ-24UV -
E2
Indoor unit
microprocessor
Indoor Unit
C
Indoor Unit
B
Indoor Unit
A
Indoor Unit
A
Indoor Unit
B
Indoor Unit
C
Outdoor unit control microprocessor
SSR61
H.P.S 63H2
H.P.S 63H1
Gas pipe
temperature
thermistor
RT66, 67, 68
LEV1
LEV2
LEV3
Compressor
power
factor
Drive
circuit
Transistor
module
Fin temperature
thermistor RT65
Comp.
Discharge
temperature
thermistor
RT61
R. V. coil
21S4
Muffler
Evaporation
temperature
thermistor
RT63
18
Output signal
Input signal
Compressor
Compressor
primary
secondary
current
current
Accumulator
x 61
x 62
x 63
Outdoor
fan motor
MF61
Defrost
thermistor
RT62

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