United Technologies Carrier 42AM, Control Manual

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EN
EN - 3
1.3 The controller
The descriptions of the terminals on the controller are provided below.
RX-/TX-
RX+/TX+
GND
Vout
RX-/TX-
RX+/TX+
GND
C1
NO1
NO2
NO3
C2
NO4
NO5
NO6
NO7
C3
NC7
G
G0
B1
B2
B3
B4
B5
B6
B7
GND
+Vdc
+Vdc
GND
+5 Vref
GND
Y1
Y2
Y3
DI1
DI2
DI3
DI4
DI5
DI6
DI7
DIC1
J2 - probe supply
J3 - analog input
J4 - digital input
J5 - analog output
J6
J7
J8
J9
J10
J11
J1 - power supply
J12 - group 1
J13 - group 1
J14 - group 2
L
N
RJ11 connector for the pLDPRO
configuration terminal (pLAN)
3-point connector to connect up
other units (pLAN)
FIELDBUS port
(configured in tLAN)
Valve output (not used)
On/Off outputs
24Vac - 1A - 100,000 cycles
230 V controller supply
Passive sensors power supply
Analogue inputs for
NTC - 0/1V - 0/5V sensors
Communication expansion board port
(Modbus, BACnet, LON, KNX)
On/Off inputs
0/10 V analogue outputs
1.4 Description of the air handling units
The unit can perform the following functions:
- Ventilation.
- Control, monitoring, reporting and regulation of the unit's component parts.
- The air is heated/cooled using the hot/cold water coil.
1.5 Controller inputs and outputs
* Contact state during operation
Terminal
Input Description
*
Terminal
Outputs Description
*
J3 B1 42AMA room temperature (NTC 10k) J5
Y1 42AM air heater fan speed
B2 Temperature (NTC 10k)
B3
Y2 Speed of the 42AMA destratifier or 42AM air heater
B4
B5
Y3 Hydraulic coil B6
B7
J4 DI1 Changeover C J12 NO1
Fresh air damper control
NO
DI2 Antifreeze thermostat C NO2
DI3 42AM air heater fan operation feedback O NO3
DI4 42AMA destratifier operation feedback O J13 NO4 Danger fault summary relay NO
DI5 Remote control C NO5 Maintenance fault summary relay NO
DI6 NO6
DI7
J14 NO7
J16 DI8
DI9
J5 Y4
DI10
J18 B8
J15
NO8
B9 NO9
B10 NO10
B11
NO11
B12
NO12