61
AHU Kit – Installation Instructions – 07/2023
Electrical Wiring
5
Terminal No.
Allocation
Function
Description
X4
l
TA1
X4.1
No polarity
Suction Temperature Sensor TA input (included)
(Room Temperature Sensor)
Air temperature sensor
l
TA2
X4.2
No polarity
l
E1.1
X4.3
No polarity
Sensor E1 / TH2
Refrigerant temperature sensor
l
E1.2
X4.4
No polarity
l
E2.1
X4.5
No polarity
Sensor E2 / TH3
Refrigerant temperature sensor
l
E2.2
X4.6
No polarity
l
OP1
X4.7
COM for OP2 - OP6 Higher
Potential
+ 12 V DC
12 V DC relay required for each signal output, field supplied
l
OP2
X4.8
Lower Potential for Defrost
Defrost signal output
l
OP3
X4.9
Lower Potential for Thermostat
ON
Thermostat ON signal output
l
OP4
X4.10
Lower Potential for Cool
Operation
Cool operation signal output
l
OP5
X4.11
Lower Potential for Heat
Operation
Heat operation signal output
l
OP6
X4.12
Lower Potential for Fan Mode
Operation
Fan mode (free cooling) operation signal output
l
OT1
X4.13
COM for OT2 - OT6 Lower
Potential
- 2.5 … 5.0 V DC
Internal Potential 2.5 – 5.0 V DC 0.5mA Current
1
l
OT2
X4.14
Heat input Higher Potential
Heat mode input
l
OT3
X4.15
Cool input Higher Potential
Cool mode input
l
OT4
X4.16
Demand Input 1
Higher Potential
LV1 demand control input
Demand control, QUIET and EXCT inputs must be set using
indoor unit detailed settings, parameter code 0002EE, please
see relevant technical data service manual for details. Internal
potential 2.5 – 5.0 V DC 0.5mA Current
1
l
OT5
X4.17
Demand Input 2
Higher Potential
LV2 demand control / QUIET input
l
OT6
X4.18
Demand Input 3
Higher Potential
LV3 demand control / EXCT (forcibly thermostat off)
input
Terminal No.
Allocation
Function
Description
X5
l
U1
X5.1
No polarity
Communication bus wiring S-link
Required for centralised controller
l
U2
X5.2
No polarity
l
R1
X5.3
No polarity
Terminal for Group Wiring (RC connection)
Internal Potential: 16 V DC
l
R2
X5.4
No polarity
l
R1
X5.5
No polarity
Terminal for Group Wiring (RC connection)
Internal Potential: 16 V DC
l
R2
X5.6
No polarity
To be continued on next page.
Содержание PAW-160MAH3M
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Страница 90: ...90 AHU Kit Installation Instructions 07 2023 Parameter settings 9 Notes...
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