Gas Detection (Australia) Pty Ltd
GTD 2000 Ex Operating Manual
Page 5 of 26
M-GTD2000Ex-01-01
Code of protection
Ex d IIC T6 (-20 to 60
℃
)
IP Rating
IP 66/67
Application
Combustible gas detector
3.2 Functional
Measuring Range
0~100 %LEL (0~5% volume of methane)
Measuring resolution
1 %LEL
Over range indication
Continuously display gas concentration up to 110 %LEL.
Above 110 %LEL, display “OVER” with flickering
Calibration level
User selectable 20 %LEL ~90 %LEL in 1 %LEL increments
Analogue output during
calibration
3.0mA
Analogue output during fault
0mA
Repeatability, Short term
±3% LEL over 1 hour
Repeatability, Long term
±10% LEL over 3 months
Accuracy
±3% LEL/ Full scale
Response Time
90% of full scale in less than 20 sec
3.3 Mechanical
Dimension
136(W) X 166(H) X 110(D) mm
Weight including Sensor
App. 1.5kg
Cable inlet
1/2" or 3/4" PF, NPT (3/4" PF standard)
3.4 Environmental
Operating temperature range
-20 ~ 60
℃
Storage temperature range
-20 ~ 60
℃
Relative humidity range
5% ~ 99%RH
Operating pressure range
90Kpa /110Kpa
Operating Altitude (max)
1000 m
Non operating Altitude (max)
2000 m
