The Controller; Description Of The Air Handling Units; Controller Inputs And Outputs - Carrier 42AM Regelungshandbuch

1 - MONITORING AND REGULATION

1.3 - The controller

The descriptions of the terminals on the controller are provided below.
230 V controller supply
Passive sensors power supply
Analogue inputs for NTC - 0/1V -
0/5V sensors
Communication expansion board port
(MODBUS RTU or PCOWEB : BACNET
IP/MODBUS TCP/IP)
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

Input
J3 B1 42AMA room temperature (NTC 10k)
B2 Temperature (NTC 10k)
B3
B4
B5
B6
B7
J4 DI1
DI2 Antifreeze thermostat
DI3 42AM air heater fan operation feedback
DI4 42AMA destratifier operation feedback
DI5
DI6
DI7
J16 DI8
DI9
DI10
J18 B8
B9
B10
B11
B12
* Contact state during operation
XX7515390-03_CONTROL_11_2019_BOX_MONO_EC_42AM.indb 27 XX7515390-03_CONTROL_11_2019_BOX_MONO_EC_42AM.indb 27
L
G
J1 - power supply
N
G0
+Vdc
J2 - probe supply
GND
+5 Vref
B1
B2
B3
B4
J3 - analog input
B5
B6
B7
GND
+Vdc
DI1
J6
DI2
DI3
DI4
J4 - digital input
DI5
DI6
DI7
DIC1
GND
Y1
J5 - analog output
Y2
Y3
*
Description
Changeover C
C
O
O
Remote control C
J7
RX-/TX-
J8
RX+/TX+
GND
J9
Vout
RX-/TX-
J10
RX+/TX+
GND
J11
C1
NO1
J12 - group 1
NO2
NO3
C2
NO4
J13 - group 1
NO5
NO6
NO7
J14 - group 2 C3
NC7
Outputs
J5
Y1 42AM air heater fan speed
Y2 Speed of the 42AMA destratifier or 42AM air heater
Y3
Fresh air damper control
J12 NO1
NO2
NO3
J13 NO4 Danger fault summary relay
NO5 Maintenance fault summary relay
NO6
J14 NO7
J5 Y4
NO8
NO9
NO10
J15
NO11
NO12
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
*
Description
Hydraulic coil
NO
NO
NO
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03/12/2019 11:11:28 03/12/2019 11:11:28