VX-820 ATEX family photo shows the no-display version. Confirm the supplied front-panel and certified configuration.

Vertex Standard · Hand Held radios

Vertex Standard VX-820ATEX VHF handheld radio

Handheld radio · VHF · analogue. Transmit power: 1 / 0.5 W selectable.

Reference specifications for identifying existing equipment. Contact us for sourcing.

Reference equipment

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Specifications

Equipment type
Handheld radio
Radio band
VHF
Transmit frequency
—
Receive frequency
—
Transmit power
1 / 0.5 W selectable
Operating modes
Analogue
Modulation
Analogue FM; deviation ±5 / ±4 / ±2.5 kHz at 25 / 20 / 12.5 kHz
Channel spacing
12.5 / 20 / 25 kHz
Channels / memories
VX-821 ATEX: 16 channels / 1 memory group. VX-824/829 ATEX: 512 channels / 32 memory groups. Exact version must be confirmed.
Network operation
Analogue conventional; ARTS range-check feature; approved ATEX configuration
Signalling
CTCSS/DCS, 2-tone and 5-tone, DTMF ANI, MDC1200 ANI encode; optional VME-100/VMDE-200 signalling units
Encryption / privacy
Optional FVP-35 rolling-code or FVP-36 voice-inversion unit; installed ATEX-approved configuration must be checked
Keypad
—
Display
—
Battery
Only FNB-V100LIEX, 7.4 V / 1500 mAh Li-ion. Typical battery life with saver: 16.5 hours VHF or 16 hours UHF (5/5/90 duty).
Water / dust protection
IP57; ATEX II 2G Ex ib IIC T4 Gb (Zone 1, gas); ambient -10 to +55 °C. Approval depends on correct certified battery/accessories.
ATEX certification
II 2G Ex ib IIC T4 Gb. Approved battery and accessories required.
Dimensions
96.5 × 57.5 × 41 mm (H × W × D)
Weight
335 g with FNB-V100LIEX, antenna and belt clip
Compatible accessories
Only FNB-V100LIEX battery and appropriately ATEX-approved accessories in hazardous areas. MH-50D7A, MH-66A7A and MH-66B7A are listed; check each accessory certification. CD-37EX/VAC-6921EX chargers are for use outside hazardous areas.
Supplied items
—

This is a family reference: confirm VX-821, VX-824 or VX-829 ATEX layout and the certification label. The ordinary VX-820/820IS is a separate product configuration.

Manufacturer instructions require charging and connecting/disconnecting accessories outside potentially explosive atmospheres; a lower-rated accessory reduces the overall system rating.

Source documents

Compatibility

Matching a band or model family does not confirm that radios will work together. Network frequencies, modes, channel settings and required features must also match.

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