Common CGT-02 Series User Manual

4
4. Directive 97/23/WE or 2014/68/UE (PED) compliance:
- certificate 10196/JN/2007/C6/001/04 or 59363/JN/001/04
- CE marking 1433, Office of Technical Inspection
- Maximum calculated pressure for gas meter bodies:
connection PN10 PS = 1.0 MPa
connection PN16 PS = 1.6 MPa
connection PN20 PS = 2 MPa
connection PN25 PS = 2.5 MPa
connection PN40 PS = 4 MPa
connection PN50 PS = 5 MPa
connection PN63 PS = 6.3 MPa
connection PN100 PS = 10 MPa
connection PN110 PS = 11 MPa
- ambient temperature range –25°C TS  +70°C
5. Directive 2014/30/UE (EMC) compliance:
Requirements met by the use of LF and HF pulse emitters (NAMUR) compliant
with the following harmonized standards: EN 60947-5-2:2007, EN 60947-5-6:2000).
Table 1. Physical properties of the most common gases and gas mixtures that may be
measured with CGT-02 gas meters. Densities are specified under pressure
of 101.325 kPa at 20
o
C
Gas
or
gas mixture
Chemical
symbol
(formula)
Density

[kg/m
3
]
Density
relative
to air
Gas meter
version
argon
Ar
1.66
1.38
standard IIB
nitrogen
N
2
1.16
0.97
standard IIB
butane
C
4
H
10
2.53
2.1
standard IIB
carbon dioxide
CO
2
1.84
1.53
standard IIB
ethane
C
2
H
6
1.27
1.06
standard IIB
ethylene
C
2
H
4
1.17
0.98
standard IIB
natural gas
CH
4
ca. 0.75
ca. 0.63
standard IIB
helium
He
0.17
0.14
standard IIB
methane
CH
4
0.67
0.55
standard IIB
propane
C
3
H
8
1.87
1.56
standard IIB
carbon monoxide
CO
1.16
0.97
standard IIB
acetylene
C
2
H
2
1.09
0.91
special IIC
hydrogen
H
2
0.084
0.07
special IIC
air
–
1.20
1
standard IIB
The basic metrological parameters of CGT-02 turbine gas meters are listed in Table 2.
The table should not be taken as current sales offer; relevant information may be obtained
at the Marketing Department.

Common CGT-02 Series Specifications

General

Brand	Common
Model	CGT-02 Series
Category	Measuring Instruments
Language	English