Entel HT844 User Manual Download Page 12

Carry Options

CLC953 

Heavy duty black leather case with strap and belt loop.

CBH950 

Spare spring loaded belt clip.

Audio Accessory  Options 

CMP950HD  Heavy duty submersible speaker microphone.
EA12/950 

D-shaped earpiece with in-line PTT/microphone and VOX*.

EA15/950 

Transparent acoustic tube earpiece with in-line PTT/microphone.

EA19/950 

D-shaped earpiece with boom microphone and large in-line PTT and VOX*.

EPT40/950 

Bone conductive combined earpiece microphone with large in-line PTT. 

CXR5/950 

Bone conductive skull microphone with large in-line PTT.

CXR16/950 

D-shaped earpiece and throat microphone with large in-line PTT.

CHP950HS 

Single earpiece ear defender headset with boom mic and in line PTT for hard hat and VOX* 

CHP950HD  Double earpiece defender headset with boom mic and in line PTT for hard hat and VOX*. 
CHP950D 

Double earpiece headband defender headset with boom mic and in line PTT and VOX*.

CXW640

BNC antenna adapter for external aerial connection.

CAT640

Replacement high efficiency helical antenna.

11

Battery and Charger Options

CNB950E 

Spare 1800mAh Lithium-Ion battery pack with rear clip. 

CSAHT 

1-way intelligent rapid charger.

CSBHT 

6-way intelligent, rapid charger. 

CCAHT-230  1-way trickle charger with 230V mains adapter.
CCAHT-110  1-way trickle charger with 110V mains adapter.
CCAHT-12 

1-way trickle charger with cigarette lighter lead, 12V DC operation

.

Optional Accessories

Attaching and Removing Accessories

To attach an accessory:

Remove the accessory cover

by unscrewing the locking screw anti-clockwise (leave
cover attached or store in a safe place). 
Attach accessory plug to the socket. Carefully tighten the
locking screw clockwise until finger tight (do not tighten
with a screwdriver etc).  

To remove an accessory:

Unscrew the locking screw

of the accessory by hand in an anti-clockwise direction
(carefully use a coin or screwdriver if too tight). 
Ensure you re-fit the accessory cover so as to protect
the socket.

Common

Summary of Contents for HT844

Page 1: ...v07 10 Professional submersible marine handheld transceivers II 2 G Ex ib IIA T4 Gb II 2 G Ex ib IIC T4 Gb ATEX approved Intrinsically Safe Ex ib IIA T4 Gb Ex ib IIC T4 Gb HT844 LCD Common Informatio...

Page 2: ...on 7 Transmitting 7 Channels 8 Functions 9 The Scan Function 9 VOX Voice Operate Transmit 9 LCD Indicators 10 Optional Accessories 11 and 12 Standard Features 12 Controls 13 and 14 Glossary of Terms 1...

Page 3: ...r nominative documents EN 301 178 2V1 2 2 EN 60945 2002 EN60950 in accordance with Directive 1999 5 EC EN 60079 0 2006 EN 60079 0 2009 EN60079 11 2007 in accordance with Directive 94 9 EC Related Cert...

Page 4: ...ase see www entel co uk recycling Cleaning your Radio After exposure to any potentially corrosive substance including salt water it is recommended to thoroughly wash the transceiver in fresh water If...

Page 5: ...cate the pegs on the bottom of the battery into the slots on the radio and press the top of the battery against the radio Secure battery by tightening the screw clockwise by hand Do not over tighten 2...

Page 6: ...into your eyes immediately Wash your eyes out with fresh water and avoiding rubbing them Seek medical treatment 5 Battery Care Information Battery Pack If a battery is not to be used for an extended...

Page 7: ...attery has been charged On a radio with an LCD display the number of times the battery has been charged together with the remaining charge cycles available will be shown during switch on if not de act...

Page 8: ...annel selected 2 Select the desired channel using the UP DOWN buttons A full listing of channels can be found on page 17 to 19 3 When receiving a signal the LED indicator illuminates green Reception T...

Page 9: ...old the squelch mute open until pressed again to cancel again to return to squelch mute SIMPLEX DUPLEX CHANNEL USE Your transceiver has been factory programmed in accordance with FCC USA Industry Cana...

Page 10: ...stop the scan at any time press the SCAN key again VOX Voice OperatedTransmit InVOX mode the transceiver will react to your voice and transmit automatically without you having to press the PTT button...

Page 11: ...erated transmit mode enabled Indicates the channel set for USA Indicates the channel set for Canadian Indicates the channel set for International The Monitor function is enabled Battery life indicator...

Page 12: ...om mic and in line PTT andVOX CXW640 BNC antenna adapter for external aerial connection CAT640 Replacement high efficiency helical antenna 11 Battery and Charger Options CNB950E Spare 1800mAh Lithium...

Page 13: ...button Automatic power save to further increase operational time Low battery alert indicates when the battery needs charging or replacing Battery charge count to indicate when a battery needs replacin...

Page 14: ...channels 6 Up Button The up button is used to change the channels 7 Down Button The down button is used to change the channels 8 MEM Memory Button The Memory button memorises a desired channel for sca...

Page 15: ...adio in standby mode 16 Battery Screw The screw used to attach or remove the battery 17 Belt Clip The spring loaded belt clip which can be used to attach the radio to your belt 18 Upper Side Button Th...

Page 16: ...located in selected European countries These channels are pre programmed in the transceiver as P1 and P2 Private Channels Channels which are assigned by regulatory agencies governingVHF radio use for...

Page 17: ...he white noise just disappears Cannot change any function Key lock is switched on Turn key lock off The LED on the charger does not illuminate when charging Dirty terminal contact on battery or charge...

Page 18: ...9 X X X S 156 45000 BOATER CALLING CHANNEL 10 X X X S 156 50000 COMMERCIAL INTERSHIP 11 X X X S 156 55000 COMMERCIAL PORT OPERATIONS 12 X X X S 156 60000 PORT OPERATION 13 X X S 156 65000 INTER SHIP...

Page 19: ...UBLIC PORT OPERATIONS 61A X X S 156 07500 61 X D 160 67500 156 07500 PUBLIC PORT OPERATIONS 62A X S 156 12500 62 X D 160 72500 156 12500 PUBLIC PORT OPERATIONS 63A X S 156 17500 PORT OPERATIONS 63 X D...

Page 20: ...07500 81 X D 161 67500 157 07500 PORT OPERATION 82A X X S 157 12500 82 X D 161 72500 157 12500 PUBLIC PORT OPERATIONS 83A X X S 157 17500 83 X X D 161 77500 157 17500 PUBLIC CORRESPONDENCE 84A X S 15...

Page 21: ...DC Current Drain nominal When transmitting 4W 1800mA When transmitting 1W 850mA When receiving 0 5W 160mA Receiver standby 50mA Battery Life 15 high 19 low Hours Duty Cycle Transmit 5 Receive 5 Stand...

Page 22: ...60 Spurious Emissions 68 dBc Hum and Noise 40 dB TRANSMITTER 21 Technical Specifications ReceiverType Double Super Heterodyne type Sensitivity 0 25uV 12dB SINAD Frequency Stability 0 00025 2 5PPM Spu...

Page 23: ...lical Antenna Impedance 50 ohm BatteryType 1800 mAh Li Ion battery pack Power SupplyVoltage 7 4V DC Battery Life 19 hours Duty Cycle Transmit 5 Receive 5 Standby 90 Microphone Internal condenser micro...

Page 24: ...urious Emissions 68 dBc Hum and Noise 40 dB TRANSMITTER HT944 Technical Specifications ReceiverType Double Super Heterodyne type Sensitivity 0 25uV 12dB SINAD Frequency Stability 0 00025 2 5PPM Spurio...

Page 25: ...he explosion protection certification No unauthorised repairs are permitted This equipment is designed and manufactured to protect against other hazards as defined in paragraph 1 2 7 of ATEX Annex II...

Page 26: ...25 Notes Use this page to record important information such as the serial number of your radio and any private channels programmed by your dealer Notes...

Page 27: ...26 Notes Notes...

Page 28: ...K Ltd 2009 Intended Country Of Use AT BE BG CY CZ DK EE FI FR DE GR HU IS IE IT LV LT LU MT NL NO PL PT RO SK SI ES SE CH UK Registered Community Design Application 000810890 U S Design Patent Pending...

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