PD79XEx (DMR Professional Intrinsically Safe Digital Radio)

This radio is a PDT/DMR-based digital radio that complies with IIC Ex. standard (hydrogen group). It is particularly suitable for high-risk environment such as environment with combustible and flammable gases and dusts to provide secure and reliable communications for users.

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Features

  • IIC ib Ex. level
  • Anti-electrostatic housing
  • Foolproof design
  • IP67 protection
  • Innovative Silicone Encapsulating – Help to prevent the internal circuits from liquid, dust and harmful gas

Features

  • High-intensity LCD protective lens
  • Innovative battery latch structure
  • Anti-slip design
  • Support DMR digital trunking

Specifications

General

Frequency Range
UHF3: 350-400MHz
VHF1: 136-174MHz
UHF1: 400-470MHz
Channel Capacity 1024
Zone Capacity 64
Channel Spacing 25/20/12.5KHz
Operating Voltage 7.4V
Battery 1800mAh (Li-Ion)
Battey Life(5/5/90 Duty Cycle,High TX Power)
Analog: about 14.5hours/13hours(GPS)
Digital: about 17hours/15hours (GPS)
Frequency Stability ±1.5ppm
Antenna Impedance 50?
Dimensions(H×W×D) mm 141 x 55 x 39
Weight 495g
Display 160 x 128 pixels, 65535 colors, 1.8 inch, 6 rows
Anti-explosion levels
ATEX:
II 2G Ex ib IIC T4
II 2D Ex ib IIIC T120? IP5X
I M2 Ex ib
IECEx:
Ex ib IIC T4
Ex ib IIIC T120? IP5X
Ex ib I
FM/CSA:
Class I, Zone 1 AEx/Ex ib IIC T4 Gb
Class II, III Div 1, Group E, F, G T120? -20??Ta?50?

Transmitter

RF Power Output 1W
FM Modulation
11K0F3E @ 12.5KHz
14K0F3E @ 20KHz
16K0F3E @ 25KHz
4FSK Digital Modulation
12.5KHz Data Only: 7K60FXD
12.5KHz Data & Voice: 7K60FXW
Conducted/Radiated Emission
-36dBm ?1GHz
-30dBm > 1GHz
Modulation Limiting
±2.5KHz @ 12.5KHz
±4.0KHz @ 20KHz
±5.0KHz @ 25KHz
FM Hum&Noise
40dB @ 12.5KHz
43dB @ 20KHz
45dB @ 25KHz
Adjacent Channel Power
60dB @ 12.5KHz
70dB @ 20/25KHz
Audio Response +1 ?-3dB
Audio Distortion ?3%
Digital Vocoder Type AMBE+2™ or SELP
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Receiver

Sensitivity(Analog)
0.3?V(12dB SIN AD)
0.22?V(typical)(12dB SIN AD)
0.4?V(20dB SIN AD)
Sensitivity(Digital) 0.3?V/BER 5%
Adjacent Channel Selectivity
TIA-603: 60dB @ 12.5 KHz / 70dB @ 20&25KHz
ETSI: 60dB @ 12.5 KHz / 70dB @ 20&25KHz
Spurious Response Rejection
TIA-603: 70dB @ 12.5 / 20 / 25KHz
ETSI: 70dB @ 12.5 / 20 / 25KHz
Intermodulation
TIA-603: 70dB @ 12.5 / 20 / 25KHz
ETSI: 65dB @ 12.5 / 20 / 25KHz
Hum&Noise
40dB @ 12.5kHz
43dB @ 20KHz
45dB @ 25kHz
Blocking 84dB
Rated Audio Power Output 0.5W
Rated Audio Distortion ?3%
Audio Response +1 ?-3dB
Conducted Spurious Emission <-57dBm

Environmental

Operating Temperature -20??+50?
Storage Temperature -40??+85?
ESD
IEC 61000-4-2?level 4?
±8kV?Contact?
±15kV?Air?
MIL Standard MIL-STD-810 C/D/E/F/G
Humidity Per MIL-STD-810 C/D/E/F/G
Dust & Water Protection IP67
Shock & Vibration Per MIL-STD-810 C/D/E/F/G

GPS Specifications(For the Model with GPS)

Horizontal Position Accuracy
<5m (50% probable)
<10m (95% probable)
Cold Start (Time to First Fix) <1 minute
Hot Start (Time to First Fix) <10 seconds
Note Accuracy Specs are for long-term tracking(95th percentile values>5 satellites visible at a nominal-130dBm signal strength)