
60
Operating Manual
OMBG3000 – Iss.01
© Copyright 2016
4-20mA Scaling
4.11.3
The following table details the scaling on the 4-20mA channels:
Gas
4mA Reading
20mA Reading
CH
4
0.0%
100.0%
CO
2
0.0%
100.0%
O
2
0.0%
25.0%
H
2
S 0-50ppm
0ppm
50ppm
H
2
S 0-200ppm
0ppm
200ppm
H
2
S 0-500ppm
0ppm
500ppm
H
2
S 0-1,000ppm
0ppm
1,000ppm
H
2
S 0-5,000ppm
0ppm
5,000ppm
H
2
S 0-10,000ppm
0ppm
10,000ppm
H
2
0-1,000ppm
0ppm
1,000ppm
CO 0-1,000ppm
0ppm
1,000ppm