© 2021 All rights reserved. Data subject to change without notice.
33
Rev. E | 2021.03
LPT - Operation Manual
NH
3
0 - 500 ppm
GAS3
500 ppm
4.00 VDC
GAS2
300 ppm
2.40 VDC
GAS1
50 ppm
0.40 VDC
NO
2
0 - 10 ppm
GAS3
10 ppm
4.00 VDC
GAS2
5 ppm
2.00 VDC
GAS1
3 ppm
1.20 VDC
O
2
0 - 25% vol
GAS3
23.0% vol
3.68 VDC
GAS2
20.9% vol
3.34 VDC
GAS1
19.0% vol
3.04 VDC
Cl
2
0 - 5 ppm
GAS3
5 ppm
4.00 VDC
GAS2
3 ppm
2.40 VDC
GAS1
1 ppm
0.80 VDC
O
3
0 - 2 ppm
GAS3
1 ppm
2.00 VDC
GAS2
1 ppm
2.00 VDC
GAS1
1 ppm
2.00 VDC
If the reference table is unavailable, the gas level for each jumper position can be determined by
placing Jumper-1 into one of the GAS positions and Jumper-2 into the OVER position. This will
cause the LPT to output the corresponding signal on both the current loop and the voltage test
points.
