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Product Details

Wall Mounted Static Grounding Alarm JDB-2 in Carbon Steel Enclosure

A wall-mounted static grounding alarm in a heavy-duty cold-rolled carbon steel enclosure with a red epoxy powder coating. The locking door protects the electronics and the operational flowchart inside, and the clamp is stored in the box between shifts. The unit monitors the grounding loop continuously and alarms through LED and buzzer when resistance rises above the threshold or the clamp is pulled off.

Key Features

  • Carbon steel enclosure — cold-rolled steel box with epoxy powder coating in red, built for weather, rain, dust and physical impact at outdoor loading points.

  • Locking door — the door is key locked, and the internal operational flowchart is printed on the inside of the lid.

  • 304 stainless clamp — heavy-duty clamp with hardened carbide contact pins that cut through industrial paint, rust and grease for bare-metal bonding.

  • 55 ohm loop monitoring — the circuit supervises the grounding loop and alarms on high resistance or disconnection.

  • LED and buzzer alarm — high-intensity visual LED with a piezo buzzer rated at 90 dB or more at 30 cm.

  • Battery options and cable lengths — replaceable dry cell or 3 to 5 year lithium battery; cable in 5, 10, 15, 20 or 30 m.

  • IP65 and wall mounting — rear bracket holes for fixed wall installation, rated for -40 to +60 degrees C.

Specifications

ModelJDB-2 / RY-JDB-02
EnclosureCold-rolled carbon steel, red epoxy powder coating
DoorLocking door with key
Explosion protectionEx ia IIC T4/T6 Ga, Zone 0/1/2
Loop thresholdAlarm at 55 ohm or below
AlarmLED plus piezo buzzer, 90 dB at 30 cm
Power supplyDry cell battery or lithium battery (3-5 years)
Cable length5 m standard; 10, 15, 20, 30 m optional
Clamp304 stainless / die-cast aluminium with carbide pins
MountingFixed wall mounted, rear bracket holes
Ingress protectionIP65
Operating temperature-40 to +60 degrees C
StandardsGB 3836.1/4-2021, GB 50156, SH 3097, IEC 60079, CE, RoHS

Typical Applications

Gas stations and fuel depots, tank truck loading racks, chemical dispensing bays, paint and resin mixing rooms, flammable gas filling stations, pharma reaction vessels, marine chemical terminals and dust hazardous workshops.

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08618654666441

400-678-0546