MSA ULTIMA X-Series, Руководство по эксплуатации

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MSA Technical Data
ULTIMA X ® Series
58
GB
7.3 Measuring Accuracy
Gas types Combustible gases, oxygen and toxic gases
Power input
(for instru-
ments with
internal re-
lays - see
chapter 12) mA versions Toxic gases and oxygen 19 - 30
V DC
max.
24 mA at
24 V DC
Combustible gases,
catalytic 19 - 30
V DC max.
160 mA at
24 V DC
Combustible gases, IR 19 - 30 V
DC max.
200 mA at
24 V DC
Signal out-
put 4 – 20 mA Combustible gases 3 wire, current-source
Toxic gases and oxygen 2 wire, current-sink or
3 wire, current-source
Gas Linearity Repeatability
Carbon monoxide ±2 % FS

1 % FS or 2 ppm
Oxygen 0 - 25 % V/V ±2 % FS

1 % FS
Hydrogen sulphide 0 - 10 % V/V ±3 % FS

1 % FS or 2 ppm
Chlorine ±10 % FS or 2 ppm

5 % FS or 1 ppm
Sulphur dioxide ±10 % FS or 2 ppm

1 % FS or 2 ppm
Nitric oxide ±10 % FS or 2 ppm

1 % FS or 2 ppm
Nitrogen dioxide ±10 % FS or 2 ppm

4 % FS or 1 ppm
Hydrogen chloride ±10 % FS or 2 ppm

10 % FS or 2 ppm
Hydrogen cyanide ±10 % FS or 2 ppm

4 % FS or 2 ppm
Combustible gas,
catalytic < 50 % LEL

3 % FS
> 50 % LEL

5 % FS

1 % FS
Combustible gas, IR
Methane, Propane < 50 % LEL

2 % FS
> 50 % LEL

5 % FS

2 % FS
Chlorine dioxide

10 % FS or 2 ppm

5 % FS or 1 ppm
Ethylene oxide

10 % FS

5 % FS
Ammonia

10 % FS

5 % FS
Hydrogen

5 % FS

5 % FS
Phosphine

10 % FS

10 % FS