Panasonic PAW-160MAH3M Installation Instructions Manual page 56

Electrical Wiring
Terminal No.
X4
TA1 X4.1
l
TA2 X4.2
l
l E1.1 X4.3
E1.2 X4.4
l
E3.1 X4.5
l
l E3.2 X4.6
BL1 X4.7
l
BL2 X4.8
l
l OP1 X4.9
OP2 X4.10
l
OP3 X4.11
l
l OP4 X4.12
OP5 X4.13
l
OP6 X4.14
l
5
l MO1 X4.15
MO2 X4.16
l
MO3 X4.17
l
l MO4 X4.18
MO5 X4.19
l
Terminal No.
X5
l U1 X5.1
U2 X5.2
l
R1 X5.3
l
l R2 X5.4
To be continued on next page.
56
Allocation Function
No polarity
Suction Temperature Sensor TA input (included)
(Room Temperature Sensor)
No polarity
No polarity
Sensor E1 / TH2 input
(included)
No polarity
No polarity
Sensor E3 / TH4 input
(included)
No polarity
No polarity
Discharge Temperature Sensor BL
Input (included)
No polarity
COM for OP2 - OP6 Higher
+ 12 V DC
Potential
Lower Potential for Defrost Defrost signal output
Lower Potential for Thermostat
Thermostat ON signal output
ON
Lower Potential for Cool
Cool operation signal output
Operation
Lower Potential for Heat
Heat operation signal output
Operation
Lower Potential for Fan Mode
Fan mode (free cooling) operation signal output
Operation
ORG
RED
YEL Expansion valve output
BLK
GRY / WHT
Allocation Function
No polarity
Communication bus wiring P-link
No polarity
No polarity
Terminal for Group Wiring (RC connection)
No polarity
Description
Air temperature sensor
Refrigerant temperature sensor
Refrigerant temperature sensor
Air temperature sensor
12 V DC relay required for each signal output, field supplied
Description
Required for communication with outdoor unit and centralised
controller
Internal Potential: 16 V DC between R1 & R2
AHU Kit – Installation Instructions – 07/2023