JRC JHS-431 Instruction Manual

Intrinsically safe uhf transceiver.
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INTRINSICALLY SAFE
INTRINSICALLY SAFE
UHF TRANSCEIVER
UHF TRANSCEIVER
INSTRUCTION
INSTRUCTION
JHS-431
JHS-431
MANUAL
MANUAL

   Summary of Contents for JRC JHS-431

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    JHS-431 JHS-431 INTRINSICALLY SAFE INTRINSICALLY SAFE UHF TRANSCEIVER UHF TRANSCEIVER INSTRUCTION INSTRUCTION MANUAL MANUAL...

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    KEEP the transceiver and the BP-227AXD clean to avoid any risk of ignition due to the build-up of electrostatic charges. Repair of JRC radios should only be carried out by authorized JRC distributors. In particular, repair of ATEX approved radios can ONLY be done by JRC to maintain the intrinsically safe rating.

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    The ATEX standard is described on the 94/9/EC sticker (Ex Marking) and BP-227AXD as below. *The following illustrations show the JHS-431. DO NOT OPEN WHEN AN EXPLOSIVE ATMOSPHERE MAY BE PRESENT. DO NOT CHARGE THE BATTERY IN HAZARDOUS LOCATION.

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    Preface Thank you for purchasing the JRC intrinsically safe UHF transceiver JHS-431.The JHS-431 is an intrinsically safe on-board vessels communication transceiver of 400 MHz band 2-watt output. It is suitable for inboard, ship-to-ship, ship-to-shore, and pier-to-pier telecommunications in moving a ship, loading or unloading, life saving, going alongside the pier, mooring, and so on.

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    Before Operation Concerning the symbols This manual uses the following symbols to explain correct operation and to prevent injury or damage to property. The symbols and descriptions are as follows. Understand them before proceeding with this manual. This safety reminder is given to items that are potentially dangerous to life. If these items are done improperly, you will be seriously injured and in extreme DANGER cases, you will be put to death.

  • Page 7: Safety Training Information

    SAFETY TRAINING INFORMATION Your radio generates RF electromagnetic energy during transmit mode. This radio is designed for and classified as "Occupational Use Only", meaning it must be used only during the course of employment by individuals aware of the hazards, and the ways to minimize such hazards. This radio is NOT intended for use by the "General Population"...

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    Foreword READ ALL INSTRUCTIONS carefully and completely before using the transceiver. SAVE THIS INSTRUCTION MANUAL-This instruction manual contains important operating instructions for the JHS-431 UHF TRANSCEIVER. Explicit Definition Word Definition WARNING:Personal injury, fire hazard or electric shock may occur. CAUTION:Equipment damage may occur.

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    Replacing in such a hazardous area may cause an explosion or fire. If the JHS-431 is dropped to the ground or damaged, send it to your local JRC distributor or sales office for check and repairing. Do not use it in the presence of any explosive or combustible gas.

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    When finding the charger troubled, pull out the plug from the outlet, then call your local JRC distributor or sales office. Never use the disabled charger. It may cause a fire or give you electric shocks.

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    By wrong and improper handling, you cannot enjoy the performance of the JHS-431. Always use the dedicated charger (NZB-139/NZB-141/NZB-142) to charge the battery pack. Be sure to turn off the power switch of the JHS-431 to save the battery power and have a longer battery life.

  • Page 12: Table Of Contents

    Contents Preface ................Before operation ............. Handling precaution ............1 General ..............2 Features ..............3 Composition ............... 3.1 Standard composition ....................3.2 Options ........................4 Accessories ..............4.1 Accessory attachments ....................5 Panel Description ............5.1 Front, top and side panels ................... 5.2 Function display ......................

  • Page 13: Table Of Contents

    10 After-Sale Services ............ 10.1 Repair during the warranty period ................10.2 Repair after the warranty period .................. 10.3 Items to be informed ....................11 Specifications ............11.1 General ........................11.2 Transmitter ........................11.3 Receiver ........................11.4 Tone Squelch .......................

  • Page 14: General

    2 Features The JHS-431 offers a compact waterproof package that is easy to use. This radio keeps you in contact in nearly any environment. JIS Grade 7 Waterproof protection The gasket sealed waterproof housing provides superior waterproof protection, equivalent to JIS Grade 7*.

  • Page 15: Composition

    3 Composition 3.1 Standard composition Item Model Notes Transceiver JHS-431 Antenna FA-S27U Whip antenna Battery pack BP-227AXD Li-Ion battery (nominal 7.4V,1850mAH) Belt clip MB-79 Carrying strap MB-80 Instruction manual 7ZPJD0566 English Instruction manual A-6955H-1EU A6 size English For reference Inspection data 3.2 Options...

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    Battery pack To attach the battery pack: ○ Slide the battery pack on the back of the transceiver in the direction of the arrow ( ), then lock it with the battery release button. Slide the battery pack until the battery release button makes a 'click' sound. Battery pack  電池パック...

  • Page 17: Panel Description

    5 Panel Description 5.1 Front, top and side panels ② ③ ○ VOLUME CONTROL [VOL] ① Turns power ON and adjusts the ④ audio level. Speaker スピーカ ○ RED BUTTON [RED] (See the following NOTE.) Monitor (See P.5 for details) ⑧...

  • Page 18: Function Keys

    5.3 Function keys The following functions can be assigned to [P0], [P1], [P2], [P3],[RED], function keys. If the function names are bracketed in the following explanations, the specific switch used to activate the function depends on programming. [P0] Key - MONITOR - also [RED BUTTON] While in the standby condition and while pushing and holding [P0] key,TSQL and SQL are released.

  • Page 19: Battery Charging

    6 Battery Charging 6.1 Battery charging Prior to using the transceiver for the first time, the battery pack must be fully charged for optimum life and operation. CAUTION! To avoid damage to the transceiver, turn it OFF while charging. ○ Recommended temperature range for charging: Recommended temperature range for...

  • Page 20: Optional Battery Chargers

    ○ Rapid charging with the NZB-139 The optional NZB-139 provides rapid charging JHS-431 BP-227AXD of battery pack or JHS-431(with the battery pack attached). Charging time: approx. 2 to 2.5 hours ○ Rapid charging with the NZB-141/NZB-142 The optional NZB-141/NZB-142 allow up to...

  • Page 21: Speaker/microphone

    7 Speaker/Microphone 7.1 Optional HM-138 description NEVER immerse the connector in water. If the connector becomes wet, be sure to dry it BEFORE attaching it to the transceiver. NOTE: The microphone is located at the top of the speaker/microphone, as shown in the diagram left.

  • Page 22: Atex Cautions

    The equipment is an intrinsically safe equipment. It can be used in a potentially explosive atmosphere. The equipment must be powered only by the battery JRC type BP-227AXD. When the transceiver is used in a hazardous areas, either the jack cover or HM-138 must be attached to the connector.

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    Max. Temperature T1: 450°C T2: 300°C T3: 200°C T4: 135°C T5: 100°C T6: 85°C Methane — — — — — Acetone Ethyl alcohol Benzine Acetalde hyde — — Ethane I-amyl acetate Diesel fuel Ethyl ether — — Ethyl acetate n-butane Aircraft fuel —...

  • Page 24: Maintenance

    9.2 Regular Inspection Perform one or more transmission tests every month and check the functions of the JHS-431. If finding any transceiver problem, call your local JRC distributor or sales office. Do not let any unqualified personnel disassemble and repair the JHS-431.

  • Page 25: After-sale Services

    10 After-Sale Services In the event of a failure of the product, first check your operation and battery. If the failure cannot be removed, suspend using the product and call your local JRC distributor or sales office. 10.1 Repair during the warranty period If JRC inspection shows that the problem was caused by defective material or workmanship within the limitations of the warranty, JRC will repair or replace the product free of charge.

  • Page 26: Specifications

    11 Specifications 11.1 General 11.2 Transmitter Intrinsically safe: Output power: ATEX Directive 94/9/EC 2 watt + 0%, -50% II2G Ex ib IIA T3 Gb (Low Power mode : II2D Ex tb IIIC T160 less than 0.2 watt) °C Db IP67 Connected battery pack: BP-227AXD Frequency accuracy: Standard frequencies:...

  • Page 27: Tone Squelch

    11.4 Tone Squelch Tone frequency deviation: Standard ±0.5 kHz, Maximum ±0.9 kHz Tone signal frequency error: ±0.5% or less Tone signal rise time: Maximum 0.5 second or less Tone signal distortion: 20 dB or more Tone squelch open sensitivity: Receiver input voltage or less required to suppress noises by 10 dB Signal to noise ratio of received signal: 30 dB or more...

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    Attached Outline Drawings JHS-431 UHF TRANSCEIVER BP-227AXD BATTERY PACK HM-138 EXTERNAL SPEAKER / MICROPHONE MPXP33443A CARRYING CASE NZB-139 BATTERY CHARGER (DESKTOP MOUNT TYPE) NZB-141 CHARGER FOR 6 BATTERIES (WALL MOUNT TYPE) NZB-142 CHARGER FOR 6 BATTERIES (DESKTOP MOUNT TYPE) - 15 -...

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    Approx.285g. JHS-431 UHF TRANSCEIVER OUTLINE DRAWING - 16 -...

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    Approx.130g. BP-227AXD BATTERY PACK OUTLINE DRAWING - 17 -...

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    Approx.150g. HM-138EXTERNAL SPEAKER/MICROPHONE OUTLINE DRAWING - 18 -...

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    Material: Leather Mass: Approx. 20g MPXP33443A CARRYING CASE OUTLINE DRAWING - 19 -...

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    For further information,contact: Not use the asbestos http://www.jrc.co.jp Marine Service Department Telephone : +81-3-3492-1305 Facsimile : +81-3-3779-1420 e-mail : tmsc@jrc.co.jp AMSTERDAM Branch Telephone : +31-20-658-0750 Facsimile : +31-20-658-0755 e-mail : service@jrceurope.com SEATTLE Branch Telephone : +1-206-654-5644 Facsimile : +1-206-654-7030 e-mail : marineservice@jrcamerica.com...

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