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Combustible Gas Sensors (Pellistor + Compensator) in CTL-4, mini, micro casing <sup>NEW</sup>

Micro-Sensor-Technologie

Intertrade Handels GmbH

SENSORS_____________________________________________

LEL Sensor with Compensator

Features long life time

low power consumtion US Patent Nr. 4.314.475

αS-4

CTL4-casing

DTK-2A

Mini-casing

TO-8

Micro-casing

Technical Data

Sensor type

Measuring principle

Measuring range

Resolution

Output Sensitivity (W-bridge)

Zero offset (in clean air)

Operating Current

Power consumption

Supply voltage (V)

Explosion protection

Linearity

Response time t 90 (s) at 20C

Long term zero drift

Long term sensitivity drift Operation temperature range Operation humidity range Storage temperature

Effect of humidity

Sensor life expectancy

Warranty

Mass

Cross sensitivities

Poison resistance

methane-CH4-TC-5% Ex

thermocatalytic; Pt+Pd on AI2O3 pellistor 10

0-100% LEL, (0-5% vol.CH4)

0.05% CH4

15 mV/% CH4 5 mV

25 mV

50 mA 3 mA

150 mW 3 mW

2.75 V 0.10 V

ExsIU, ExdIIB+H2U

< 5 % FS

<15 s

5% FS/year

5% FS/month -50C to+70C

0-98% (non-condensed) -50C to +70C

< - 5% FS

> 36 months 12 months

7.2 g (αS-4), 1.6 g (DTK-2A), 0.3 g (TO-8)

usual for catalytic sensors

better as for usual catalytic sensors

MST IT GmbH, Wilhelm-Hertz-Str. 14, D-80805 München, Tel.: +49-89-72999997; Fax: +49-89-266291; e-mail: mst.intertrade@t-online.de; www.mst-it.com/eng

 

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