Honeywell W7761A Owner's Manual page 78

Sensor Type:
T7242 or equivalent.
Sensor Use:
CO concentration.
2
Table E-9 lists the points for Sensor Voltage versus CO
CO Concentration PPM
2
0
100
200
300
400
500
600
700
800
900
1000
1100
1200
1300
1400
1500
1600
1700
1800
1900
2000
Sensor Type:
Third party (2 to 20V).
Sensor Use:
Monitor voltage.
Table E-10 lists the points for Sensor Voltage versus input Voltage to A/D. Fig. E-10 shows the graph of these points.
2
Table E-9. Sensor Voltage Versus CO
Sensor Voltage
0.00
0.50
1.00
1.50
2.00
2.50
3.00
3.50
4.00
4.50
5.00
5.50
6.00
6.50
7.00
7.50
8.00
8.50
9.00
9.50
10.00
SENSOR VOLTAGE VERSUS CO2 CONCENTRATION
10
9
8
7
6
5
4
3
2
1
0
100 300 500 700
200 400 600
Fig. E-9. Graph of Sensor Voltage versus CO
Table E-10. Sensor Voltage Versus Input Voltage To A/D.
EXCEL 10 W7761A INPUT/OUTPUT DEVICE
concentration. Fig. E-9 shows the graph of these points.
Concentration.
2
900 1100 1300 1500 1700
800 1000 1200 1400 1600
PPM
concentration.
2
78
1900
1800 2000
M11611
74-2699