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Entel
ATEX-certified UHF DMR handheld for hazardous areas, with 99 channels, 2W output, IP68 waterproofing and up to 19.5 hours of battery life.
Technical
| Frequency Range | UHF 450-470MHz |
|---|---|
| Channels | 99 |
| Number of Zones | 1 |
| Vocoder | AMBE+2™ |
| Channel Spacing | 6.25kHz, 12.5kHz & 25kHz |
| Battery | CNB950EV2 1800mAh Lithium-ion |
| Weight | 435g |
| Overall Dimensions (HxWxD) | 138mm x 60mm x 38mm |
| Frequency Stability | ±0.5ppm |
| Operating Voltage | 7.4V |
| Programmable Buttons | 3 |
| Battery Endurance (5/5/90) Analogue mode | 16.5 hours |
| Battery Endurance (5/5/90) Digital mode | 19.5 hours |
| Output Power | 2 W ERP (High) 1W (Low) |
| Modulation Limiting | ±2.5kHz / ±5.0kHz |
| FM Hum and Noise (Transmitter) | >-40dB / >-45dB |
| Unwanted Emissions | >0.25uW |
| Adjacent Channel Power | > 60dBc / >70dBc |
| Audio Response (FM) (Transmitter) | 300Hz to 3kHz -6dB /Octave |
| Audio Distortion (Transmitter) | <5% |
| FM Modulation | 16K0F3E / 8K0F3E |
| 4FSK Digital Modulation | 7K60FXE / 7K60FXD |
| Digital Sensitivity | -116dBm (0.35uV) for 5% BER |
| Analogue Sensitivity | -116dBm (0.35uV) for 12dB SINAD |
| Intermodulation Response | >68dB |
| Adjacent Channel Selectivity | >60dB / >70dB |
| Spurious Rejection | >70dB |
| Rated Audio Power | 1 Watt |
| Audio Distortion (Receiver) | <5% |
| Hum and Noise (Receiver) | >-40dB / >-45dB |
| Audio Response (Receiver) | 300Hz to 3kHz -6dB /Octave |
| Conducted Spurious Emissions | <2nW from 30MHz to 2GHz |
| Ex Protection | ATEX II 2G Ex ib IIB T4 Gb |
| Operating Temperature | -20°C to +40°C |
| Storage Temperature | -40°C to +85°C |
| Thermal Shock, Humidity, Shock & Vibration, Packing Test, Drop Test | Compliant MIL-STD810 C/D/E/F |
| Water Ingress | IP68 2 metres, 4 hours submersible |
Overview
The Entel DT885M is a UHF (450-470MHz) handheld certified ATEX II 2G Ex ib IIB T4 Gb for hazardous gas atmospheres, supporting analogue and DMR digital operation with an AMBE+2 vocoder across 99 channels. It transmits at 2W ERP on high power (1W low) from a CNB950EV2 1800mAh lithium-ion battery, delivering 16.5 hours in analogue mode or 19.5 hours in digital mode on a 5/5/90 duty cycle. It is rated IP68 (2 metres, 4 hours) and built to MIL-STD-810 C/D/E/F, weighing 435g.
Questions
The DT885M transmits at 2 Watts ERP on high power and 1 Watt on low power.
With the CNB950EV2 1800mAh lithium-ion battery, the DT885M runs 16.5 hours in analogue mode or 19.5 hours in digital mode, on a standard 5/5/90 duty cycle.
Yes. It uses the AMBE+2 vocoder with 7K60FXE/7K60FXD 4FSK digital modulation, alongside 16K0F3E/8K0F3E FM analogue modulation, across 6.25kHz, 12.5kHz and 25kHz channel spacing.
Yes. It is ATEX certified to II 2G Ex ib IIB T4 Gb.
Related
Key Features: Analogue & DMR Modes 99 Channels, 1 Zone IP68 Submersible (2m, 4 hours) Compliant to MILSTD construction 810C/D/E/F/G Easy to read, high contract white on black OLED display Display channel number & frequency Exceptionally loud & best clarity…
IECEx-certified marine VHF handheld for hazardous areas, with 16 channels, 4W output, IP68 waterproofing and 13.5 hours of battery life.
IECEx-certified marine VHF handheld for hazardous areas, with 4W output, IP68 waterproofing and 13.5 hours of battery life.
IECEx-certified UHF DMR handheld for hazardous areas, with 16 channels, 2W output, IP68 waterproofing and up to 19.5 hours of battery life.
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