Dräger PIR 3000 - Measuring Technique Characteristics

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Technical Data
Measuring Technique Characteristics
digital resolution of measurement values 0±0.5 %LEL
repeatability ≤ ±2 %LEL
linearity error ≤ ±5 %LEL
temperature influence, –40 to 65 °C
zero point ≤ ±3 %LEL
span (rel. change of display at 50 %LEL) ≤ ±0.06 % /
o
C
humidity influence, 0 to 100 % rel. hum. at 40 °C
zero point ≤ ±3 %LEL
span ≤ ±5 %LEL
pressure influence, 700 to 1300 hPa
zero point ≤ ±2 %LEL
span (rel. change of display at 50 %LEL) ≤ ±0.17 % / hPa
time to start up approx. 60 seconds
warm-up phase approx. 2 hours
Stabilisation time (when feeding test gas) ≥ 45 seconds
1)
1) The stabilisation time can increase depending on the flow rate and the hose length.
Update rate of the output for measuring value outputs 1 second
Measurement value setting times Methane Propane Ethene (Ethylene)
without splash guard t
0...50
18 seconds 18 seconds 14 seconds
without splash guard t
0...90
30 seconds 39 seconds 35 seconds
with splash guard t
0...50
20 seconds 24 seconds 20 seconds
with splash guard t
0...90
35 seconds 60 seconds 59 seconds
with splash guard and mud flap t
0...50
22 seconds 26 seconds 31 seconds
with splash guard and mud flap t
0...90
56 seconds 70 seconds 79 seconds
with splash guard and process adapter (1.0 to 1.5 l/min.)
t
0…50
20 seconds 22 seconds 20 seconds
with splash guard and process adapter (1.0 to 1.5 l/min.)
t
0…90
46 seconds 51 seconds 54 seconds
Expected service life >10 years