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Dräger REGARD® 3900 Series

Dräger REGARD® 3900 Series

– Flexible Gas Detection Controller for Up to 16 ChannelsThe Dräger REGARD(R) 3900 Series is a modular gas detection controller that allows configuration of up to 16 channels. Compatible with 4-20 mA transmitters, it supports relay modules, output repeaters, and Modbus/PROFIBUS gateways for complete system integration. Ideal for centralizing control in medium to large facilities.Enquire Now 

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Product Highlights

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    Features

    • Build an expandable architecture with four input, two relays, and two output modules..
    • With the integrated display, you can see 4 channels at once, along with LED indicators and backlighting.
    • SPDT relays can be used to set 3 different alarm levels per channel for optimal alarm management.
    • Gateways can be integrated with third-party protocols like Modbus RTU, Mod Bus TCP/IP, and PROFIBUS DP.
    • Config 3900 software can be easily configured on a USB or laptop device.

    Specifications

    Feature Details
    Inputs 4–20 mA (2- or 3-wire)
    Channels Up to 16
    Display 4-line LCD, LEDs for each channel
    Relays Up to 16 (across modules)
    Power 24 VDC / 110–240 VAC
    Enclosure IP65 housing
    Temperature 0°C to 55°C
    Certifications CE, ATEX, SIL1

    Applications

    • Gas detection hubs for factories
    • Chemical plant central control
    • Multi-point toxic/flammable monitoring
    • Laboratories and confined gas areas

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