65
8012707/ZVF9/V2-1/2019-04 | SICK
O P E R A T I N G I N S T R U C T I O N S | GM32
Subject to change without notice
SPECIFICATIONS
9
9.2
System: GM32
9.2.1
System GM32 Standard
Description
Performance-tested in-situ-gas analyzer
Measured variable
NO, NO
2
, NH
3
, SO
2
TÜV tested measured variable NO, SO2
Maximum number of
measured variables
4 (plus process temperature and pressure).
Measuring principle
Differential Optical Absorption Spectroscopy (DOAS)
Measuring ranges
NH
3
: 0 ... 30 ppm / 0 ... 2,600 ppm (+/- 2% of FS)
NO: 0 ... 40 ppm / 0 ... 1.900 ppm (+/- 2% of FS)
NO
2
: 0 ... 50 ppm / 0 ... 1,000 ppm (+/- 2% of FS)
LowNO
2
(Option): 0 ... 15 ppm/ 0 ... 1,000 ppm (+/- 2% of FS)
SO
2
: 0 ... 15 ppm / 0 ... 7,000 ppm (+/- 2% of FS)
Measuring ranges refer to 1 m measuring path
Measuring ranges depending on application and device version
Caution: Specification refers to:
- Dust-free gas
- No cross-sensitivities
- Gas temperature: 70°C
Certified measuring ranges
NO: 0 ... 70 mg/m
3
/ 0 ... 700 mg/m
3
SO2: 0 ... 75 mg/m
3
/ 0 ... 1,000 mg/m
3
With an active measuring path length of 1.25 m (GMP measuring probe).
The measuring probe (GPP) which can be gas tested is not TÜV
performance tested.
LowNOx version
●
NO: Certification range: 0 ... 70 mg/m
3
/ 0 ... 700 mg/m
3
/0 ...1302 mg/m
3
●
SO2: Certification range: 0 ... 75 mg/m
3
/ 0 ... 1.000 mg/m
3
/0 ... 2500 mg/m
3
For an active measuring path of 1 m (GMP measuring probe)
The gas testable measuring probe (GPP) is not TÜV performance
tested
Response time (t
90
)
GMP measuring probe:
≥
5 s, adjustable
Gas-testable measuring probe (GPP):
≥
120 s, adjustable
TÜV performance test:
≥
30 s, adjustable
Precision
NH
3
:
≥
0.7 ppm
NO:
≥
0.8 ppm
NO
2
:
≥
2.5 ppm
SO
2
:
≥
0.3 ppm
Relative to the smallest measuring range
Ambient temperature
–20 °C ... +55 °C
Temperature change max. ±10 °C/h
Storage temperature
–20 °C ... +55 °C
Temperature change max. ±10 °C/h
Ambient humidity
≤
96%
Relative humidity; moisture condensation on optical interfaces not
allowed.
Conformities
Approved for plants requiring approval:
2001/80/EC (13th BImSchV)
2000/76/EC (17th BImSchV)
27th BImSchV
TI Air
EN 15267
EN 14181
MCERTS
GOST
Electrical safety
CE
Table 20: Technical data GM32 system standard Probe version
