8A O2 and H2O analysers
Moisture analyser
MB-20-G/MB-200G-W_MB-LABmaster_MB-200 MOD_TP700
Operating Manual - V5.0 - 04/2018 - STD
Page
8A - 5
8A.4.2 Technical data
Dimensions 205 mm x 80 mm x 58 mm (L x H x D)
Sensor Length 42 mm, diameter 14 mm
Flange DN 40 KF
Weight 0.7 kg
Supply voltage 24 V DC ± 10%
Ambient temperature +15 to +27 °C
Pressure 800 to 1200 mbar (max. differential pres-
sure between sensor and electronics 200
mbar
Measuring range <1.0 ... 500 ppm moisture
Sensitivity 20 mV / ppm
Response time (0–90 %) Approx. 120 s (0–90 %)
Warm-up phase 10 min. (< 10 ppm approx. 6 h)
Accuracy
1
Precision range (0–10 ppm)
+/- (5% of displayed value + 1 ppm)
Wide range (10–100 ppm) +/- 20% of displayed value
Drift at 10 ppm < 10% / year
Sensor life
2
Approx. 5 years
Cross-sensitivities Gases that react with phosphoric acid
(e.g. ammonia)
1
Without interference from gases such as NH
3
2
With regular maintenance
8A.4.3 Installing the moisture analyser
Pin connection
PIN Contact
1 Supply ground
2 Controller on/off 24 V
3 Signal ground
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