• BFDX BF-TD511 3W 5KM 400-480MHz Explosion-proof DMR Radio Walkie Talkie Supports English Interface
  • BFDX BF-TD511 3W 5KM 400-480MHz Explosion-proof DMR Radio Walkie Talkie Supports English Interface
  • BFDX BF-TD511 3W 5KM 400-480MHz Explosion-proof DMR Radio Walkie Talkie Supports English Interface
  • BFDX BF-TD511 3W 5KM 400-480MHz Explosion-proof DMR Radio Walkie Talkie Supports English Interface

BFDX BF-TD511 3W 5KM 400-480MHz Explosion-proof DMR Radio Walkie Talkie Supports English Interface

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BFDX BF-TD511 3W 5KM 400-480MHz Explosion-proof DMR Radio Walkie Talkie Supports English Interface

Description:

BF-TD511 class 1B explosion-proof walkie talkie is designed in strict accordance with the latest explosion-proof electrical standards in China. It has rich digital applications, excellent voice quality, humanized one-button alarm and IP68 protection, providing a safer and more reliable communication guarantee for users who need to work in dangerous environments containing explosive gases.

Features:
- With China's explosion-proof certification & CCC certification
- IP68 dust and water resistant
- Supports 400-hour recording
- Efficient dual-slot technology
- Multiple security alarm guarantees
- High-precision satellite positioning
- Explosion-proof class: Ex ibD 21 T130 for dust and Ex ib IIB T4 Gb for gas

Specifications:
1. General Section:
- Frequency range: 400-480MHz
- Total number of channels: 512CH
- Area: 32
- Channel spacing: 12.5KHz/25KHz
- Operating voltage: DC 7.4V (±20%)
- Battery capacity: 1600 mAh
- Average battery operating time (5/5/90): 16 hours in digital mode
- Recording time: 400 hours
- Frequency stability: ±1.5ppm
- Antenna impedance: 50Ω
- Dimensions: 60.8mm x 35.7mm x 118.5mm/2.4" x 1.4" x 4.7" (LxWxH)
- Weight (with battery): 284g/0.6lb

2. Transmitter:
- Output power: high power 3.0W and low power 1.0W
- 4FSK modulation: 12.5kHz data only: 7K60FXD; 12.5kHz data and voice: 7K60FXE
- FM modulation: 12.5 kHz: 8K50F3E; 25 kHz: 16K0F3E
- Modulation limit: +/- 2.5kHz at 12.5kHz; +/- 5kHz at 25kHz
- FM noise: -40dB
- Spurious emissions: -36 dBm≤1GHz/-30 dBm≥1GHz
- Adjacent channel power: ≤-60dB
- Frequency response: +1/-3 dB
- Audio distortion: 3%
- Digital voice encoder: AMBE++

3. Receiver:
- Digital sensitivity: 5% BER: 0.25uV
- Analog sensitivity: 0.25 uV (12 dB SINAD)
- Intermodulation: >60dB
- Adjacent channel selectivity: >60dB
- Spurious suppression: >60dB
- FM noise: -40dB
- Frequency response: +1/-3dB
- Rated audio output power: 0.5W
- Maximum audio output power: 1.3W/1.2W
- Rated audio distortion: 3% (typical)
- Conducted radiation: -57dBm
- GPS positioning accuracy: Horizontal position accuracy ≤-10m (under good signal conditions)
- TTFF (time to first fix) cold start: <1 minute (under good signal conditions)
- TTFF (time to first fix) hot start: <10 sec (under good signal conditions)

4. Environmental Indicators:
- Operating temperature: -20°C to +60°C
- Storage temperature: -30°C to +85°C
- Shock & vibration: According to MIL-STD-810C/D/E/F
- Dust-proof and waterproof: IP68
- Explosion-proof class: Ex ibD 21 T130 for dust and Ex ib IIB T4 Gb for gas

Package Included:
- 1 x Walkie talkie body
- 1 x Battery
- 1 x Belt clip
- 1 x Lanyard
- 1 x Antenna
- 1 x Charger

Packaging Details:

- Weight: 1.8kg

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