Sensor Calibration Charts - York YLPA 0115SE Installation, Operation And Maintenance Manual

SENSOR CALIBRATION CHARTS

Temperature Sensors
(-BLCT, 1-BACDT & 2-BACDT)
Temperature Resistance
°C ohms
-8 14896
-6 13388
-4 12047
-2 10856
0 9795
2 8849
4 8005
6 7251
8 6575
10 5970
12 5427
14 4937
Red wire = 5 V, Black wire = Signal
Test points:
Leaving Liquid Temperature (-BLCT)
Sensor Voltage Input 5V
Microboard Voltage Input 0V
System 1 Air Coil Defrost Temperature (1-BACDT)
Sensor Voltage Input 5V
Microboard Voltage Input 0V
System 2 Air Coil Defrost Temperature (2-BACDT)
Sensor Voltage Input 5V
Microboard Voltage Input 0V
Ambient Air Temperature Sensor (-BAMB)
Temperature Resistance
°C ohms
-18 85398
-15 72950
-10 55330
-5 42227
0 32650
5 25390
10 19900
15 15710
20 12490
25 10000
30 8057
35 6530
40 5327
Red wire = Signal, Black wire = 5 V
Test points :
Ambient Air (-BAMB)
Sensor Voltage Input 5V
Microboard Voltage Input 0V
JOHNSON CONTROLS
Microboard Sensor Voltage
Voltage Vdc
Vdc
1.57 3.43
1.69 3.31
1.81 3.19
1.93 3.07
2.05 2.95
2.17 2.83
2.30 2.70
2.42 2.58
2.54 2.46
2.66 2.34
2.78 2.22
2.90 2.10
-AMB J6-4/1
-AMB J6-7/1
-AMB J8-5/2
-AMB J8-8/2
-AMB J10-5/2
-AMB J10-8/2
Microboard Sensor
Voltage Voltage
Vdc Vdc
0.67 4.33
0.77 4.23
0.97 4.03
1.20 3.80
1.45 3.55
1.72 3.28
2.00 3.00
2.29 2.71
2.58 2.42
2.85 2.15
3.11 1.89
3.35 1.65
3.57 1.43
-AMB J6-6/3
-AMB J6-9/3
Discharge and Suction Pressure Transducers
(-BDP & -BSP)
-BSP 0 - 27.58 Barg
Pressure Barg Volts
Vdc
0.00 0.50
3.00 0.94
6.00 1.37
9.00 1.81
12.00 2.24
15.00 2.68
18.00 3.11
21.00 3.55
24.00 3.98
27.58 4.50
Red wire = Signal, Black wire = 5 V
Test points :
Discharge Pressure (-BDP) 44.83 barg Transducer:
Refrigerant Circuit 1
Refrigerant Circuit 2
Voltage = (Pressure (barg) X 0.0892) + 0.5
Suction Pressure (-BSP) 27.58 barg Transducer:
Refrigerant Circuit 1
Refrigerant Circuit 2
Voltage = (Pressure (barg) X 0.145) + 0.5
FORM 150.68-ICOM1
ISSUE DATE: 10/15/2020
-BDP 0 - 44.83Barg
Pressure Volts
Barg Vdc
0.00 0.50
4.00 0.86
8.00 1.21
12.00 1.57
16.00 1.93
20.00 2.28
28.00 3.00
32.00 3.36
36.00 3.71
42.00 4.25
44.83 4.50
3.35 1.65
3.57 1.43
-AMB J7-11/7
-AMB J9-11/7
-AMB J7-10/9
-AMB J9-10/9
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