Entel | HT642 | User manual | HT Marine Brochure
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Entel HT642 is a marine VHF radio that combines durability, submersibility, and advanced features for reliable communication in harsh environments. It meets MIL STD 810C/D/E/F standards for shock, vibration, dust, and moisture resistance. With an intelligent Lithium-Ion battery, you get extended duty cycles, no memory effect, and a long-lasting charge. Submersible to 5 meters for 1 hour (IP68), it withstands the challenges of marine operations. Stay connected and safe with the Entel HT642.
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MARINE
ATEX
II 2 G Ex ib IIA T4
II 2 G Ex ib IIC T4
Submersible
Dependable
Tough
HT Series 2.0
HT Series Features
Heavy duty locking accessory connector
HT Marine Series 2.0 - Superseding the multi award-winning HT series 1.0 is a challenging task considering its success with fire brigades, petrochem, shipping and major blue chip organisations worldwide.
Series 2.0 builds upon this success with a wider range of models to suit every applicatio n from simple to advanced. Built to last, the HT Series 2.0 is designed to endure the everyday rigours of life at sea.
Commercial Grade Construction - Exceeding MIL
STD 810C/D/E/F rating for tough enduring performance the HT Series 2.0 is designed to withstand shock, vibration, dust and moisture, ensuring many years of trouble free use in the most hostile environments.
Superior Audio Quality - The HT Series 2.0 delivers loud, crisp audio using the latest compander noise reduction technology no matter what environment you are in.
Intelligent Lithium-Ion Battery With Built In
Charge Cycle Monitoring - This very latest technology gives you four essential advantages:
1) For your convenience the HT Series 2.0 will count charge cycles of your battery pack, warning you when it is nearing the end of its life. Models equipped with an LCD will also display the battery charge count.
2) Extended duty cycle.
3) Not prone to the dreaded memory effect that Nicad and Ni-MH battery packs suffer from, therefore no need to fully discharge your battery pack before charging.
4) Stores a charge up to three times longer than a Nicad battery.
Submersible - Conforming to European IP68, the HT
Series 2.0 offers the highest submergibility rating of any manufacturer. This unique series protects against corrosion, withstanding total immersion in water to a depth of 5 metres for 1 hour to protect against the likely hazards encountered in any field of operation.
ATEX Approved IIC - The HT900 range of ATEX certified portables meet IIC T4 - the most stringent
ATEX ratings as per EU directive 94/9/EC.
For full details refer to the ATEX DATA SHEET available here: www.entel.co.uk/atex
ATEX Approval IIA - The HT800 range of ATEX certified portables meet IIA T4 with 4 watts RF power, for those users not resticted to the IIC 1 watt regulatory classification.
IECEx Approval - The HT500 range of intrinsically safe ce rtified portables are suitable for those users who do not need to comply with the European ATEX standard.
MED Approved - Our HT649 GMDSS portable is
MED certified and carries the essential Wheel Mark logo.
For those requiring a full featured GMDSS portable, with high visibility back-lit LCD, the HT649 is one of the most advanced GMDSS portable available.
Model Selection:
Pictured: Radio with optional
CSAHT trickle charger
Not
Intrinsically
Safe
Intrinsically Safe
IIC
Intrinsically Safe
IIA
Intrinsically Safe
= MED approved
Marine VHF (156-163.275MHz)
Marine UHF (400 - 470MHz)
Land
PMR446
MPT1327
Marine VHF (156-163.275MHz)
Marine UHF (400 - 470MHz)
Land
MPT1327
Marine VHF (156-163.275MHz)
Marine UHF (400 - 470MHz)
Land
PMR446
MPT1327
Marine VHF (156-163.275MHz)
Marine UHF (400 - 470MHz)
Land
MPT1327
Entry LCD
UHF
HT642
HT782 HT783
See Land Brochure
See PMR446 Brochure
See MPT1327 Brochure
HT542
HT582 HT583
See Land Brochure
See MPT1327 Brochure
HT942
HT982 HT983
See Land Brochure
See PMR446 Brochure
See MPT1327 Brochure
HT842
HT882 HT883
See Land Brochure
See MPT1327 Brochure
LCD
VHF
HT644
HT544
LCD VHF
ATIS
HT644 ATIS
LCD
GMDSS
HT649
HT944 HT944 ATIS
HT844 HT844 ATIS
Entry
General Features
Environmental protection to IP68
(submersible - 5m for 1 hour)
MIL STD 810C/D/E/F
Li-Ion battery
Flash upgradeable to add future features
Channel capacity
Private channels
Robust accessory connector
LCD display**
Channel naming
For - Convenience
Low battery warning
VOX hands free
Battery charge count (requires LCD to display)
Receive signal strength indi cator
For - Security
Programmable scrambler (voice inversion)
** A full-featured version of the LCD VHF is available as a special order.
a a a a r
16 a a r r a a a a
Example of classification, based on IIC, I Watt:
Ex Explosion proof equipment i Intrinsically Safe - the energy levels in the circuits cannot cause accidental detonation
II For use in areas where there is some risk of detonation
C The most hazardous gas grouping, including hydrogen and acetylene
T4 Based on the surface temperature not exceeding 135°C.
Area classification
Zone 1 covers areas where the environment is occasionally hazardous
Zone 2 covers areas where the environment is only rarely hazardous, and then only for brief periods.
LCD
UHF
255 a a a a a a a a a a a a a
LCD
VHF
LCD VHF
ATIS
LCD
GMDSS a a a r
INT, USA, CAN a a a r a a a a
INT, USA, CAN a a a a a a a a
INT, USA, CAN a a a r a a r r a a a a a a r a r r r
Pictured: UHF ATEX variant with stubby antenna
‘the
professional’s
choice’
CSAHT
CMP750
CMP950
CSBHT
EA19/750
EA19/950
Technical Specifications
General Specifications
RF power output VHF
UHF
GMDSS
IIA
5W (high) / 1W (low)
4W (high) / 1 W (low)
1W
4W (UHF) / 4W (VHF) RF power output ATEX
RF power output IECEx
Frequency range VHF
Frequency range UHF
IIC 1W
4W (high) / 1 W (low)
156 to 163.275MHz INT, USA, CAN
400 to 470MHz
Frequency range UHF u/band 450 to 520MHz
Environmental protection
Military Standard
Dimensions*
Weight
Audio output
IP68 submersible 5m for 1 hour
MIL STD 810C/D/E/F
130mm (h) x 59.5mm (w) x 37mm(d)
277g (with battery and aerial)
1W typ. 8 ohm load
* Dimensions are based on radio with attached battery, excluding knobs, antenna and protrusions.
Supplied Accessories
7.4v, 2000mAh Li-Ion battery (Except for ATEX models which have
1800mAh)**
Trickle charger (except for HT649/P1)
Spring loaded belt clip**
High efficiency antenna
User Guide
** GMDSS models can be supplied in different package combinations.
Please consult your local dealer.
For a full and detailed specification see our web site www.entel.co.uk
EA15/750
EA15/950
EA12/750
EA12/950
CXR5/750
CXR5/950
CXR16/750
CXR16/950
CHP750D
CHP950D
CHP750HS
CHP950HS
Not intrinsically Safe
For the latest and complete range of accessories visit www.entel.co.uk
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