Is the DTekGaz Extension card available from 3G Electric?

Yes — 3G Electric supplies genuine DTekGaz products with in-stock availability on common SKUs and worldwide shipping.

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Does 3G Electric provide technical support for gas detection?

Yes, our team of experienced engineers provides full technical support including product selection, installation guidance, commissioning, and after-sales service for all gas detection we distribute.

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DTekGazGas Detection

Available to Order

DTekGaz Extension card

SKU 3G-CBM-02056

Also listed as: DTK 20002 · DTK-20002

Brand

DTekGaz

Item

Extension card

Technical Specifications

DTekGaz

output

4-20 mA linear output 

relays

3 relays (fault, pre-alarm, general alarm) 

emc standard

EN50270 

installation

quick insertion 

alarm threshold

20% LEL 

compatible probes

SGM595, SG895 

pre alarm threshold

13% LEL 

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Technical specs

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SG-based team

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DTekGaz Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

DTekGaz extension card for gas detection systems delivers 4-20 mA linear output with three relays for fault, pre-alarm, and general alarm functions. Pre-alarm triggers at 13% LEL while main alarm activates at 20% LEL, supporting SGM595 and SG895 probes. Complies with EN50270 for rapid industrial deployment.

Used in

Common applications for DTekGaz

Petrochemical plants — DTekGaz ATEX SG895 catalytic sensor probes monitor explosive gas concentrations in confined tanks and process vessels

Refrigeration and HVAC maintenance — DTekGaz HCF100 semiconductor probe detects R407C, R410A, and R32 leaks during service and commissioning

Industrial hazardous areas — DTekGaz extension card relay outputs interface with plant PLC/DCS systems to trigger alarms and emergency shutdowns

Portable field detection — DTekGaz 12 V rechargeable battery and metal-housed hydrogen/butane probes support temporary site surveys and confined-space entry

Fixed control room installations — DTekGaz 24 VDC audible alarm and extension modules provide centralized monitoring of multiple distributed sensor probes

Water treatment and biogas plants — DTekGaz catalytic and semiconductor probes detect methane, hydrogen sulfide, and other hazardous gas byproducts

DTekGaz Products

3G Electric supplies DTekGaz gas detection. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

Browse all DTekGaz products →Contact our engineers →