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Summary of Contents for Entel HT8/944
- Page 1 User Guide - HT8/944 & HT942 v10/10 Professional submersible marine handheld transceivers ATEX approved Intrinsically Safe Common Information (all models) II 2 G Ex ib IIA T4 Gb II 2 G Ex ib IIC T4 Gb Ex ib IIA T4 Gb...
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Page 2: Table Of Contents
Table of Contents Common Information (all models) Page Certification Introduction Packing List Radio Care Preparing Your Radio For Use Battery Care / Information 5 and 6 Optional Accessories 7 and 8 Standard Features HTX44 (Common to both HT844 & HT944) Using Your Radio - Reception - Transmitting... -
Page 3: Certification
Certification Declaration of Conformity We Entel UK Limited of: Entel UK Limited 320 Centennial Avenue Centennial Park Elstree Borehamwood Hertfordshire WD6 3TJ United Kingdom Declares under our sole responsibility that the product range: HT844 / HT944 Series ATEX Handheld Radio Transceiver Conforms to the following standards or other nominative docum ents: EN 301 178 -2 V1.2.2: 2007, EN 60945:2002, EN6095 0-1: 2006, in accordance with... -
Page 4: Introduction
Do not disassemble or modify the transceiver End of Life Disposal for any reason. When your Entel transceiver reaches the end of its useful Do not transmit while touching the antenna terminal or any exposed metallic parts of the life, please ensure that the unit is disposed of in an aerial as this may result in a burn. -
Page 5: Preparing Your Radio For Use
Preparing Your Radio For Use Attaching / Removing the Battery Pack To attach, locate 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). -
Page 6: Battery Care / Information
Introduction Battery Pack If a battery is not to be used for an extended Your Entel radio is supplied with a high performance period of time (e.g. several months) remove Lithium-Ion (Li-Ion) battery. These batteries: the battery pack from the equipment and store Extend talk time in a cool and dry location (around 0°C) part... - Page 7 3 Segments: Fully charged 2 Segments: 1 hour 1 Segment: 20 mins Note: Only genuine Entel batteries should be used. With Entel batteries customer satisfaction is assured, as you avoid risks from sub standard, potentially dangerous battery packs from 3rd party manufacturers, ensuring it delivers the expected capacity and endurance.
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Page 8: Optional Accessories
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). -
Page 9: Standard Features
* VOX = Voice Operated Transmit (hands free operation) For complete up to date list of optional accessories visit: www.entel.co.uk The use of non Entel approved accessories will invalidate your ATEX intrinsically safe approval. Refer to certificate Sira 10ATEX 2066X for permitted accessories. Standard Features Standard Features: Environmentally protected to IP68 i.e. -
Page 10: Using Your Radio
Using Your Radio Turning the Radio On and Off To turn the radio ON press and hold the red power button until the LCD iluminates and a power on tone is generated after 1 second to indicate the transceiver has passed its self-diagnostic test. To turn the radio OFF press and hold the power button until the LCD displays “POWERING OFF”... -
Page 11: Channels
Channels International (INT), USA and Canadian (CAN) Modes The HT844 / HT944 has 3 different modes: International (INT), USA and Canadian (CAN), which are displayed on the LCD. These modes can be changed by applying the “Change Mode” function to a button. The mode can be selected by pressing the button to toggle through the options and pressing the PTT to select the desired mode. -
Page 12: Functions
LCD when the VOX is enabled. Changing the Sensitivity of the VOX: To control the sensitivity of the VOX assign the “VOX Level” to a button using the Entel Programmer. Press the button to display the current level, then use the rotary control on top of the radio to select the level you wish (the lower the level the lower the sensitivity). -
Page 13: Lcd Indicators
LCD Indicators Indicator Description High power selected (4 Watts) (HT844 model only). Low power (1 Watt). Indicated channel is memorised for scanning. Voice operated 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. -
Page 14: Controls
Controls Antenna \ Antenna Connector: Used to attach the antenna of the radio. Accessory Connector: The accessory connector and accessory cover. Encoder: The rotary controller. LCD: The LCD of the radio. Scan Button: Starts / Stops scanning the memorised channels. Up Button: The up button is used to change the channels. - Page 15 Controls 14 Orange Button: The orange button, the functionality of which depends on the configuration of the radio (by default long press is region). 15 LED (Light Emitting Diode): The LED indicator, which indicates the status of the radio: • Steady = Transmitting •...
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Page 16: Channel Chart
Channel Chart Frequency Channel Set Channel Use Receive Transmit USA CAN 156.05000 PORT OPERATION AND COMMERCIAL 156.05000 PUBLIC, PORT OPERATIONS 160.65000 160.70000 156.10000 PUBLIC, PORT OPERATIONS US GOVERMENT, COAST GUARD 156.15000 160.75000 156.15000 PUBLIC, PORT OPERATIONS COMMERCIAL FISHING 156.20000 160.80000 156.20000 PUBLIC, PORT OPERATIONS PORT OPERATIONS, VTS IN SEATTLE 156.25000... - Page 17 Channel Chart Channel Set Frequency Channel Use Receive Transmit USA CAN 157.10000 161.70000 157.10000 PORT OPERATION, SHIP MOVEMENT 157.15000 U.S. GOVERNMENT ONLY 161.75000 157.15000 PUBLIC CORRESPONDENCE 161.80000 157.20000 PUBLIC CORRESPONDENCE 161.85000 157.25000 PUBLIC CORRESPONDENCE 157.30000 PUBLIC CORRESPONDENCE 161.90000 161.95000 157.35000 PUBLIC CORRESPONDENCE 157.40000 PUBLIC CORRESPONDENCE 162.00000 157.85000...
- Page 18 Channel Chart Frequency Channel Set Channel Use Receive Transmit USA CAN INT 156.72500 PORT OPERATIONS 156.77500 PORT \ GUARD CHANNELS PORT \ GUARD CHANNELS 156.82500 PORT OPERATIONS 156.87500 PORT OPERATIONS \ INTERSHIP 156.87500 156.92500 NON-COMMERCIAL 161.52500 156.92500 PUBLIC \ PORT OPERATIONS 156.97500 COMMERCIAL 161.57500...
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Page 19: Technical Specifications
Technical Specifications GENERAL Frequency Range 156 - 163.275MHz Channels INT, USA, CAN and Private Channels. Channel Spacing 25 kHz Communication Method Simplex / Semi Duplex Antenna High Efficiency Helical Antenna Impedance 50 ohm Battery Type 1800 mAh Li-Ion battery pack Power Supply Voltage 7.4 V DC When transmitting (4W) - 1800mA... -
Page 20: Technical Specifications
Technical Specifications TRANSMITTER Power Output Selectable: HIGH = 4W, LOW = 1W Modulation 16K0G3E Oscillator Method Frequency Stability < ±0.00025% (±2.5PPM) Maximum Deviation ±5 kHz Audio Distortion < 5% (1 kHz 60%) Spurious Emissions -68 [dBc] Hum and Noise -40 [dB] RECEIVER Receiver Type Double Super Heterodyne type... - Page 21 Technical Specifications GENERAL Frequency Range 156 - 163.275MHz Channels INT, USA, CAN and Private channels. Channel Spacing 25 kHz Communication Method Simplex / Semi Duplex Antenna High Efficiency Helical Antenna Impedance 50 ohm Battery Type 1800 mAh Li-Ion battery pack Power Supply Voltage 7.4 V DC Battery Life...
- Page 22 Technical Specifications TRANSMITTER Power Output Modulation 16K0G3E Oscillator Method Frequency Stability < ±0.00025% (±2.5PPM) Maximum Deviation ±5 kHz Audio Distortion < 5% (1 kHz 60%) Spurious Emissions -68 [dBc] Hum and Noise -40 [dB] RECEIVER Receiver Type Double Super Heterodyne type Sensitivity <0.25uV (12dB SINAD) Frequency Stability...
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Page 23: Dealer Programmable Features
HT942 Standard Features: 16 programmable channels Top mounted monitor button CTCSS & DCS (analogue & digital squelch) with squelch tail elimination (removes the ‘shh’ noise) Exceptionally loud and clear audio Robust design, exceeds MIL-STD-810C/D/E/F Environmentally protected to IP68 i.e. submersible to 5 metres for up to 60 minutes 1800mAH Lithium-Ion battery for superior operational time Full band switching allows access to all channels in each band Battery charge count... -
Page 24: Controls & Indicators
Controls & Indicators Dealer Channel / Scan programmable control button 3 Antenna Dealer programmable LED indicator button 1 Push To Talk (PTT) button Volume control Dealer programmable button 2 Speaker On / Off Microphone On / Off button. Press to turn radio on, press and hold to turn off. Press up / down buttons to increase / reduce volume. -
Page 25: Glossary Of Terms
Glossary of Terms Term Description Canadian Channels designated as defined and regulated by Industry Canada, Channels (RIC), Marine Communications and Traffic Services. Duplex Transmit and receive on different frequencies. Encryption Scrambled audio for extra privacy. Frequency Modulation. International Channel designations as defined for use in international waters by the Channels International Telecommunications Union (ITU). -
Page 26: Troubleshooting
Troubleshooting SYMPTOM PROBABLE CAUSE REMEDY Battery needs charging, Charge the battery pack. Transceiver is not switching Battery is exhausted. Replace the battery pack. Use the MEM key to enter No channels memorised desired channels into scan (MEM). memory. The scan key does not start the scan. -
Page 27: Certification
To prevent ignition of hazardous atmospheres, batteries must only be charged in an area known to be non-hazardous Use of battery chargers other than the Entel charger supplied will invalidate the 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 of the Directive 94/9/EC... - Page 28 Notes Use this page to record important information, such as the serial number of your radio and any private channels programmed by your dealer.
- Page 29 Notes...
- Page 30 ‘the professional’s choice’ <Intended Country Of Use> Registered Community Design Application 000810890 U.S. Design Patent Pending No. 23/182,829 Copyright and Unregistered Design Right Entel UK 2009 All rights reserved Headquarters: United Kingdom www.entel.co.uk...
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