The electromagnetic field which is created by an induction loop is received by the inductive receiver and converted into an audio signal. Induction loop systems are used to assist the hearing impaired by transmitting sound from a sound system, microphone, television or other source, directly to a hearing aid equipped with a telecoil or t position. Loops often require water in the groove to facilitate a short to ground, and will read as a good. Portable induction loop kit cw loop tester plastic case ind1085. From our innovative fosmeterpro test kit which includes a calibrated audio signal generator, to our userfriendly rxti1 loop listener, the range allows installers to check that the systems they install perform to the. Geemarc loophear 101 portable induction loop user guide buy online.
The majority of loop testers will also display a prospective fault current pfc or prospective short circuit current pscc value based upon the loop test impedance result. Ild100 portable loop instructions user guide buy online. These induced currents tend to weaken the magnetic field and cause loss. The ctec pl1 is perfect for restricted person to person contact and is ready to use in seconds. Hearing aid neck loop hands free sennheiser 820s incl instructions.
Familiarisation with your pda102 induction loop amplifier the pda102 is a true current mode wall or desk mountable induction loop amplifier designed to cover ticket counters up to 1. The test instrument a testing device should always be available where a loop is installed. Listening device the fosmeter h are also available. The tester shall be capable of measuring the working parameters of an active loop connected to a detector. Comprising a compact wallmounting double gang induction loop amplifier, a selfadhesive microphone and preformed counter loop, it can generate a loop listening field of 1. Attractively designed in tough abs plastic, ctecs pl1k1 portable induction loop system is a truly portable and extremely durable audio frequency induction loop system, packed full of features and available at a very competitive price. Induction loop receivertester a and c audio visual ltd. This often highlights issues with poor mic placement or a poor mix if fed from an aux, as people with impaired hearing dont just lose sensitivity, but often bandwidth and the ability to distinguish one sound from another. Ampetronic ilr3 induction loop test receiver user guide buy online.
Signet pda2002 loop amplifier 200m2 line mic outreach input pro loop amplifier, output 16 21 v d. Fprok signet induction loop tester fprok rs components. With loop listener you get two functions in one instrument, it can be used a basic test instrument or as a loop receiver. Ctec induction loop communication and call systems. Audiofrequency induction loop systems allow hearing impaired people to hear more clearly. The magnetic field generated by an induction loop system, induces a current in any closed path of a metal structure placed in the vicinity of the induction loop. Loop testing equipment frequently asked questions megger. A guide to audiofrequency induction loop systems page 4 what is an audiofrequency induction loop system. The tester works incredibly well with the existing induction loop. A new range of costeffective induction loop testing equipment from c tec. The tester will beep and red led will flash indicating continuity. Test, calibrate and maintain induction loop systems with ctecs stateoftheart fosmeterpro test kit, its calibrated audio signal generator and the rxti1.
Go to other end of same cable and momentarily connect wires in cable together. The mlt multi loop tester is now available and can provide all functions of the ltm for up to 8 simultaneous loop inputs via usb connection to a laptop for power and communications files are saveable in. This loss is dependant on the type and thickness of metal and its position in relation to the induction loop. The inductive loop system provides a magnetic field,which has to correspond to the specifications. Automatic inductive loop detector tester electronics forum. Evc1014 adaptor box to convert fire rated cable to cat 5. Induction loop systems are widely installed in churches, theatres. Best value induction voltage tester great deals on.
An induction loop system uses this same principle but generates a much larger magnetic field than that created by a telephone earpiece and radiates it around a room via a loop of cable. Adastra lr2 hearing loop induction receiver tester install. If possible its always good to get a hearing aid user to test the setup too. The 3 wire method of notrip loop testing has become the norm over the past 20 years. Induction loop certification dl107, dl207, dl210 2. A guide to audiofrequency induction loop systems switch. Product information find similar products choose and modify the attributes above to find similar products.
Induction loop testers have a dual inductor system to help reduce the background noise from fluorescent tubes and computer monitors. Calibrated receiver for inductive loop systems and connecting cable to the minilyzer. We can also supply an induction loop tester for sale separately which allows hearing people to listen to the loop to test its operation and can also be used by those with poor hearing who do not have a suitable hearing aid for use with an induction loop. Currently only one calibrated induction loop receiver is available with a flat. The amplifier gets its signal from a microphone placed in front of the person speaking or by means of a direct connection from another sound source, such as a sound system. Atsi handheld inductive loop tester hilt 9000 manuals.
Fsm iec601184 a compact, ergonomically designed, handheld instrument for measuring the performance of virtually any induction loop system, for use in regular monitoring or. Below 10 bad loop this loop will need to be replaced 1020 suspect or questionable loop we highly recommend that you replace the loop 452000 good loop. The principles of operation of the inductive loop detector system discussed below are common to all of the inductive loop system designs described in chapter 4. Retail price list for oval window audios induction loop assistive listening systems such as the microloop ii and portable infoloop induction loops. Plnilr bosch induction loop tester, audio measurement. View online or download atsi handheld inductive loop tester hilt 9000 user manual. The t setting on a hearing aid simply switches the input of the hearing aid from the inbuilt microphone to a small induction coil also housed within the hearing aid. Full range of easy to use induction loop test equipment available. The audio response is flat from 100hz to khz, enabling the installer to assess background noise with the loop system deactivated.
The one advantage of this product over our existing testers which are much older is that this unit can be switched off whereas our existing ones are always on when headphones are connected. Excellent for restricted persontoperson contact in banks, post offices, small meeting rooms, reception desks, open plan offices and ticket booths, our popular 1. It can be used to monitor the field strength and quality of the inductive loop system. Ctec pl1 portable induction loop city security systems. Any lines of magnetic flux that pass through the telecoil in a receiver. A selection of induction loops for special projects are also available including vehicle loop systems for cars, buses and taxis and liftelevator loop systems for public buildings all offering the top quality sound you would expect from ctecs award winning pda range. Any number of receivers can be operated within one induction loop. It is important for a contractor to have the correct test equipment in order to carry out a loop impedance test to certify that an electrical installation is safe for use. Induction loop test meter deaf awareness technology. If i remember correctly, the lm331 is a voltage to frequency converter, that can be run in reverse, so it could be as simple as an adc read.
An induction loop is a cable that circles the listening area. This test method overcame the need to bypass even the new electronic protection devices by utilising a low current lineearth test current, whilst still returning a degree of accuracy. Induction loop systems with xl2 analyzer nti audio. Established in 1981, ctec is a leading uk independent manufacturer of quality life safety electronic equipment with a portfolio of products that includes conventional and addressable fire alarm systems, power supplies, automatic extinguisher systems, disabled refuge systems, call systems and hearing loop systems. To ensure your system is providing a worthwhile benefit and you meet your obligations under the disability legislation, you must carry out regular maintenance checks. The loop wire and leadin cable contain a combination of resistance, inductance, and capacitance both. Atsi handheld inductive loop tester hilt 9000 pdf user manuals. Tester to both wires on one end of multiwire cable under test and let tester hang from wires. Stateoftheart technology for testing, calibrating and maintaining any induction loop system to current european standards. Hearing loop systems ctec fire alarms call systems. This guide brought to you by ctec, manufacturers of the pda range of audio. Available as a costeffective single loop 16 zone panel or 1 or 2 loop 32 zone metal panels, the range features an array of user and installerfriendly facilities.
Signet pda200e loop amplifier 120m wall mounted induction loop amplifier 1 years warranty. Most hearing aids have a t or mt switch which allows them to pick up the electromagnetic field generated by an induction loop system. The test instrument a testing device should always be. The pda counter induction loop kit ml1 k is ideal for use in post offices, banks, building societies, ticket offices and reception areas. Ild100 loop amplifier handbook user guide buy online. The inductive loops we wish to verify are normally cut into the road at a depth of around 10 15cm. Pda200e induction loop system installation guide 2 m 2 m 0.
Signet recommends all its induction loop systems are tested using a fosmeter pro induction loop test kit fprok1. Specify with confidence ctecs ever expanding collection of lpcb, intertek, vds, bsi and ul third party approval certificates. Its great when you have a hard of hearing person thats willing to help out and test your system but really you should have the means to complete this task for yourself. Induction loop listener and test meter is an easytouse instrument that should be at hand with every loop installation.
Here, you will find the whole range of product approval certificates, such as the approval body certificate, ce certificates of conformity listing cpdcpr numbers and declerations of performance dop in accordance with cpr. Ctec fire alarms call systems induction loop systems. Induction loop systems are more properly termed afils, which stands for. Ctec pda ml1k counter induction loop kit hard of hearing aid. You could do this with a timer, no adc necessary and the result is, by nature, digital. Not having to bypass the rcdrcbo obviously introduced a time saving factor. Calibrated receiver for inductive loop systems with a flat fret. Pda counter induction loop kit ml1k the safety crew. Induction loop receiver tester and listener user guide buy online. Freephone 0800 999 2661 phone 0330 058 0630 cart is empty. Designed to simplify the setup of an induction loop system to the latest version of bs en 601184 magnetic field strength in audiofrequency induction loops for hearing aid purposes, the kit includes an fpro fosmeter pro induction loop tester cw intuitive display and simple.
Loop testing equipment signet ac ltd hearing loop systems. Meets and exceeds the requirements of bs 7594 and en 601184. When continuity is found, label both ends of cable with the same number or name. The ctec pl1 is perfect desktop, counter or table use and using this device is simple with a one button operation.
Can be used to test any audiofrequency induction loop system to british and european performance standards. This receiver can be used in locations where a hearing aid is not worn, but where amplified sound is needed by the listener. Induction loop systems and equipment for sale or hire. The resulting electric current in the loop produces a magnetic. The xl2 audio and acoustic analyzer together with an induction loop sensor measures these magnetic fieldsvery accurately and confirmsthat the specifications are achieved. With an automatic shutoff facility user selectable for 10, 30 or 60 minutes to help preserve battery life, the system can be. Water down the area of the loop and leadin and then take another reading. Discover over 756 of our best selection of ats automatic transfer switch, indicator test. An induction loop is a cable or wire laid around the circumference of the listening area and provides an audio signal which can be picked up directly by hearing aids having a t setting to improve the sound quality for the hearing aid user. The following sections describe inductive loop system theory, loop characteristics, and the electronics unit. Before we get on to testing the loop, time for a few simple explanations of what goes on with loops.
Ctecs marketleading en54 certified xfp addressable fire panel offers optimum performance at a very competitive price. The plena inductive loop receiver is a compact, portable device intended to receive the field from an inductive loop for assistive listening device users. Monitoring of an inductive loop system quick check of field strength earphones included requires two aaa. Hearing loop test equipment ctec fire alarms call systems. Inductive receiver for receiving audio signals in inductive sound reproduction systems. Loop testers earth loop testing and earth loop impedance. The kit includes the signet fpro fosmeter pro induction loop tester, an mp3 player with preloaded test tones and a set of headphones. Handheld inductive loop tester, model hilt 9000 includes. Accessories ctec disabled refuge communication and.
404 207 854 639 973 1185 1522 1046 135 321 898 405 423 1303 451 1470 1539 1064 784 388 1211 1157 1529 1163 1530 998 1193 487 1033 316 94 134 543 292 799 1223 677 968 436 334 370 371 1029 784 1125 256 1267