Honeywell W7761A Appendix E. Sensor Data for Calibration, Resistance Sensors, Sensor Type

EXCEL 10 W7761A INPUT/OUTPUT DEVICE

Appendix E. Sensor Data for Calibration.

Resistance Sensors.

Sensor Type:

C7100A1015, (and C7170A1002).

Sensor Use:

Discharge air, Outdoor air.

Table E-1 lists the points for Sensor Resistance versus Temperature. Fig. E-1 shows the graph of these points.

Table E-1. Sensor Resistance Versus Temperature.

°F (°C)		Resistance Ohms
-40	(-40)	2916.08
-30	(-34.5)	2964.68
-20	(-28.9)	3013.28
-10	(-23.3)	3061.88
0	(-17.8)	3110.48
10	(-12.2)	3159.08
20	(-6.7)	3207.68
30	(-1.1)	3256.28
40	(4.4)	3304.88
50	(10)	3353.48
60	(15.6)	3402.08
70	(21.1)	3450.68
80	(26.7)	3499.28
90	(32.2)	3547.88
100	(37.8)	3596.48
110	(43.4)	3645.08
120	(49)	3693.68

SENSOR RESISTANCE VERSUS TEMPERATURE

	3750
	3700
	3650
	3600
	3550
	3500
	3450
OHMS	3400
	3350
	3300
	3250
	3200
	3150
	3100
	3050
	3000
	2950
	2900°F -40	-30 -20 -10			0	10	20	30	40	50	60	70	80	90 100 110 120
	°	-34.5	-23.3		-12.2			-1.1		10		21.1		32.2	43.4
	C	-28.9		-17.8			-6.7		4.4		15.6		26.7		37.8	49
	-40
																M11959

Fig. E-1. Graph of Sensor Resistance versus Temperature.

Sensor Type:

C7031B1033, C7031C1031, C7031D1062, C7031F1018, C7031J1050, C7031K1017.

Sensor Use:

Return Air, Discharge Air Temperature.

72 74-2699