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DTekGaz Extension card - Gas Detection
DTekGazGas Detection

DTekGaz Extension card

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%…

SKU 3G-CBM-02056

Also listed as: DTK 20002 · DTK-20002

Brand
DTekGaz
Item
Extension card
Category
Gas Detection
UNSPSC
41113117 — Single gas monitors
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Technical specs
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Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

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

Datasheet Content

Carte d’Expansion pour Sondes gaz CARD03 1 1 1 2 2 1 2 3 4 5 6 2 3 3 ON 3 4 4 4 5 5 5 6 6 6 7 7 7 8 Carte Electronique d’expansion pour Sondes Gaz La CARD03 est une carte électronique d’expansion pour sondes gaz. En l’insérant dans le connecteur approprié il permet d’ajouter 3 relais et de commander par ces 3 relais les signaux dérivants de : -Avarie -Pré Alarme fixé à 13% des L.I.E. -Alarme générl fixé à 20% des L.I.E. Ver sione 3 .1 INSTALLATION ET EMPLOI Conformité EMC EN50270 Important Avant de brancher l’appareil on recommande de lire attentivement le livret d’instructions et le conserver pour des consultations futures. En outre on recommande d’effectuer correctement les connexions électriques selon le schéma inclu en siuvant les instructions et les Règles En vigueur Caractéristiques Techniques Alimentation ……………………………………………………................................................................…Par sonde Charge Max……………………………………………………….............................................................. de 1A à 24V Relais Avarie Relais pré Alarme Relais Alarme général Installation ……………………………………………..................................................................…à greffe rapide Sondes adaptables ………………………………................................................................…SGM595, SG895 Dimensions…………………………………………...............................................................................…… 60x20 Notes Page 2 Connexions Electriques AVERTISSEMENT. Avant d’effectuer le branchement au réseau électrique s’assurer que la tension soit correcte. Suivre attentivement les instructions, et les branchements selon les Règles en vigueur, en tenant compte que les câbles des signaux doivent etre bien étendus et séparés des câbles électriques. Terminal Sonde Carte Relais CARD03 NO NO NO R + C C C 3 2 1 Alimentation 1 2 3 4 5 6 12÷24 V. Sortie Linéaire 4-20 mA Relais Relais Alarme Relais Avarie Pré Alarme Générale EXEMPLE D’INSERTION DE LA CARTE CARD03 Avant d’insérer la carte CARD03, enlever la tension à la sonde. 1 1 1 2 2 1 2 3 4 5 62 Greffer la carte en l’insérant comme sur le dessin en 3 3 ON 3 tenant le terminal en haut à gauche. 4 4 4 5 5 5 Tous le relais sont sans tension. 6 6 6 7 7 7 Portée des contacts 3A 250V resistifs. 8 Page 3 Carte d’Expansion pour Sondes gaz CARD03 Carte d’expansion CARD03 La CARD03 est une carte électronique d’expansion pour sondes gaz. En l’insérant dans le connecteur approprié il permet d’ajouter 3 relais et de commander par ces 3 relais les signaux dérivants de : -A v arie -Pré Alarme fixée à 13% des L.I.E. -Alarme générale fixée à 20% des L.I.E. 1 1 1 2 2 1 2 3 4 5 6 2 3 3 ON 3 4 4 4 5 5 5 6 6 6 7 7 7 8 Terminal Sonde Carte Relais CARD03 + NO NO NO R 3 2 1 C C C Alimentation 1 2 3 4 5 6 12÷24 V. Sortie Linéaire 4-20 mA Relais Relais Alarme Relais Avarie Pré Alarme Générale Ver sione 3 .1 INSTALLATION ET EMPLOI Conformité EMC EN50270 Important Avant de brancher l’appareil on recommande de lire attentivement le livret d’instructions et le conserver pour des consultations futures. En outre on recommande d’effectuer correctement les connexions électriques selon le schéma inclu en siuvant les instructions et les Règles En vigueur Caractéristiques Techniques Alimentation ……………………………………………………................................................................…Par sonde Charge Max……………………………………………………….............................................................. de 1A à 24V Relais Avarie Relais pré Alarme Relais Alarme général Installation ……………………………………………..................................................................…à greffe rapide Sondes adaptables ………………………………................................................................…SGM595, SG895 Dimensions…………………………………………...............................................................................…… 60x20 Notes Page 2
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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.

Frequently Asked Questions

Where can I buy the DTekGaz DTK20002 extension card in your region?

3G Electric sources the DTekGaz DTK20002 gas detection extension card with delivery to your location. We handle all import logistics, customs clearance, and customs documentation. Lead time on request — contact us for availability and USD quotation.

What alarm thresholds does the DTK20002 provide?

The DTekGaz DTK20002 triggers pre-alarm at 13% LEL and main alarm at 20% LEL. It outputs 4-20 mA linear signal with three relays for fault, pre-alarm, and general alarm control in SGM595 and SG895 probe systems.

Is the DTK20002 compliant with industrial gas detection standards?

Yes. The DTekGaz DTK20002 complies with EN50270 standard for gas detection systems. Quick insertion installation supports rapid industrial deployment in manufacturing and process facilities across your region.

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.

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