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BDF Series Explosion-Proof Static Discharge Device
- Commodity name: BDF Series Explosion-Proof Static Discharge Device
- Description
-
Product Features
◆ Built-in high-performance lithium battery;
◆ Ultra-low power consumption design, no need to replace the battery during normal use;
◆ Touch sensing, no mechanical moving parts;
◆ Fully epoxy resin sealed, corrosion-proof, waterproof, and moisture-proof;
◆ Explosion-proof static touch ball, safely releases static electricity without causing electric shock to the human body;
◆ Audible and visual alarm indicates reliable contact between human body and static touch ball and safe static discharge;
◆ Independent grounding wire detection, grounding resistance meets standards to ensure reliable grounding;
◆ Operating temperature: -40℃ to 60℃.
Environmental Applications
◆ Suitable for explosive hazardous environments such as petroleum extraction, storage and transportation, chemical industry, pharmaceuticals, petrochemical ports, military industry, and military facilities;
◆ Suitable for warehouses, oil depots, oil tank ladder entrances, gauge sampling ports, and similar locations;
◆ Suitable for hazardous areas Zone 1 and Zone 2;
◆ Suitable for explosive gas environments of IIA, IIB, and IIC classes;
◆ Suitable for temperature groups T1 to T4 environments.
Ordering Information
◆ Specify product name, specifications, model, quantity, etc. when ordering;
◆ Please specify if there are special requirements when ordering.
Model Meaning

Configuration Table and Quantity Calculation
Product Model Sleep Current Operating Current Grounding Resistance Response Time Explosion-proof Mark Withstand Static Voltage Alarm Mode BDF-A <1mA <5mA <55Ω <1S Ex ib IIC T4 Gb; Ex ib IIIC T130℃ Db ±20KV Audible and Visual Alarm (>90 dB) Ordering Information
◆ Please specify detailed model specifications, rated current, explosion-proof mark, thread specifications, quantity, etc. when ordering;
◆ Please specify separately if there are special requirements.
Appearance and Installation Diagram

Usage Specifications


Sleep State
When the human body does not contact the touch ball, the explosion-proof static discharge device is in sleep state, the buzzer does not alarm, and the status indicator light is off.
Alarm State
When the human body reliably contacts the touch ball, the explosion-proof static discharge device senses the human body and enters alarm state, the buzzer alarms, and the red light flashes.
Static electricity is being discharged, please do not leave!
Normal State
When the human body reliably contacts the touch ball until the buzzer stops alarming, the green light flashes, entering normal state.
Static discharge is complete, you may enter the hazardous area to work!
Grounding Alarm State
When the grounding resistance is greater than 55Ω, the explosion-proof static discharge device is in grounding alarm state, the buzzer alarms, and the yellow light flashes. Please check the grounding wire immediately!
Message
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