Mitsubishi Electric PUHZ-W50VHA Technical Manual page 21

(2) PAC-IF021B-E(FTC), PAC-IF020-E
CN20
Thermistor (TH1)
TB61 1-2
Thermistor (TH1)
TB61 3-4
Thermistor (TH2)
CN21
Thermistor (TH2)
TB62 3-4
4-20mA/1-5V/0-10V
CN2A
4-20mA/1-5V/0-10V
TB62 5-6
Wired remote
controller
CN22
Wired remote
controller
CN82
External input
TB142
External input
TB6
TB141
TB142
TB61
TB62
CNX1~CNX6
CN20
CN21
CN29
CN2P
CN2A
CN22
Ο
: mounting
— : unmounting
LED2,3
CNX2
CN53
Error Output
External input
CNX1 CNX3
Operation Output Comp.Output
TB141
External output
PAC-IF021B-E PAC-IF020-E
Ο
Ο
Ο
Ο
Ο
—
Ο
Ο
Ο
Ο
Ο
Ο
21
CNX4 CNX6
Defrost Output Mode(Heating/Heating
ECO/Hot Water/Anti-Freeze)Output
CNX5
Mode(Cooling)Output
Ο
—
Ο
Ο
Ο
Ο
Ο
Ο
Ο
Ο
Ο
Ο
TB6
FTC/outdoor unit
connecting
FUSE
T3,15AL250V