Harris Dracon TS21 Скачать руководство пользователя страница 1 | Manualshive

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Содержание Dracon TS21

Страница 1: ...TS21 LINEMAN S TEST SET 2g TpAq D I A PUCSE I TOUCH TONE TESTING i HARRIS _ 1 c 1 FOPIMNQ71012Mm l 86 DRAGON DIVISION TCI Library www telephonecollectors info ...

Страница 2: ... tool with 11 0 VAC 6 0 HZ power voids our warranty TABLE OF CONTENTS Section Page GENERAL 1 TABLE 1 TS21 MODELS 2 SPECIFICATIONS 3 PHYSICAL CHARACTERISTICS 6 CONTROLS AND INDICATORS 7 DESCRIPTION OF CORDS 11 OPERATION 13 TROUBLESHOOTING PROCEDURES 15 WARRANTY Inside Back Cover COPYRIGHT DRACON 1981 TCI Library www telephonecollectors info ...

Страница 3: ...on handset used by installers repair technicians and other author ized personnel for line testing and temporary communications The TS21 istwo tone blue incolor and measuresapproximately 2 11 16 inches 6 82 cm wide 3 11 16 inches 9 36 cm high and 9 11 16 inches 24 60 cm long It weighs approximately 21 ounces 600 g Table 1 lists the various models and their features Touch Tone is an ATT Trade Mark 1...

Страница 4: ...027 STD 5 Ft Standard Two Conductor Cord SP 1 Ft Cord with Male Plug SPR 4 In Cord with Male Plug and 150051 Switchable Resistor 3W 5 Ft Three Conductor Ground Start Cord Mute Switch Yes Yes Yes Cord Type STD STD SP SP SPR 3W 3W Ground Start Switch Yes Yes TCI Library www telephonecollectors info ...

Страница 5: ...nce PHYSICAL Length Width Height Weight 1500 n maxlmum 48 VDC 22 mA min mum loop current 150 n typical similar to WECO 1013A BECO 801 lOOK n minimum at 1 KHz 10 pps pulse 61 2 800 ms typical 400 PA maximum at 54 VDC 1 maximum 2 dBm maximum 9 dBm Minimum 3 dBm maximum 9 11 16 in 24 60 cm 2 1 1 16 in 6 82 cm 3 11 16 in 9 36 cm 21 oz 600 g maximum Specifications subject to change without notice TCI L...

Страница 6: ...A Housing 4 Talk Monitor Switch Mute or Ground Start Button Button optional TCI Library www telephonecollectors info ...

Страница 7: ...B Belt Clip A 2 Mode Tone Pulse Switch d TCI Library www telephonecollectors info ...

Страница 8: ...ls The Belt Clip located on the transmitter end of the housing is equipped with a spring loaded clip ensuring a secure connection to belt loops and D rings The Nonslip Pad on the back of the Test Set is a special con toured design making it easy to work with and freeing both hands while the TS21 rests n the shoulder TS21 Test Sets are equipped with several different cordcon figurations See TABLE 1...

Страница 9: ... an off hook condition for dial ing and talking In this mode the Test Set performs as a common battery telephone The M monitor position removes the transmitter from the circuit and providesa high impedance coupling to the line This allows line monitoring without disrupting con versations data or signaling 0MODE TONE PULSE SWITCH Located on the keypad bezel see Figure 1 this white rocker switch TCI...

Страница 10: ...lk battery the Test Set operates as a modern electronic telephone set This mode is used for all normal communication functions The OUT positionbypasses the Test Set electronics including the keypad In this mode signaling is not possible but the Test Set will operate at very low voltages much like stan dard test sets currently in use Line testing is possible in either switch position The OUT positi...

Страница 11: ...incon junction with two rectangular LEDs located in the keypad bezel see Figure 3 to check line polarity Press ing the POLARITY button with the Test Set in monitor mode and connected to a telephone line or battery source will cause one of the LEDs to light The amber LED will light if the red test lead is connected to the ring negative side of the line and black test lead is connected to the tip po...

Страница 12: ...t to function normally when con nected to the line in either polarity MUTE BUTTON optional Located on the inside of the handgrip just above the transmitter When pressed this small black button mutes the transmitter eliminating sidetone and providing improved in telligibility in noisy locations GROUND START BUTTON optional Located inthe same place as the optional MUTE button When pressed this small...

Страница 13: ...0 to minimize clip short ing The thumb handle and heel of each clip is covered with an insulating material The clips also have insula tion piercing spikes PLUG CORD SP This cord is fitted with a type 346A male plug and is approximately one foot long This allows the use of a variety of different test cords equipped with the matching type 471A female connector TCI Library www telephonecollectors inf...

Страница 14: ...with the ring side of the cord to simulate a long loop condition GROUND START CORD 3W This cord consists of one red one black and one green fabric covered tinsel conductor ap roximatelvfive feet long each fitted with an a l a t o r clip of the type used on the standard cord Pressina the GROUND START button connects the green ground conductor to the red ring conductor inside the Test Set TCI Librar...

Страница 15: ...n the keypad If touch tonesignaling has been selected the tones associ ated with each digit will be generated as its respective button is pressed If rotary dial pulse signaling has been selected the desired number may be the call either during or after dialing return the TALK MONITOR switch to the M position POLARITY CHECK Set the TALK MONITOR switch to M Connect test leadstocircuit under test ver...

Страница 16: ...est leads to circuit under test Moni toring may now be done without dis rupting traffic OPERATION O N LOW VOLTAGE OR DRY CIRCUITS Set KEYPAD switch to OUT and TALK MONITOR switch to M Con nect test leads to circuit under test verify that circuit is idle Set the TALK MONITOR switch to Tfor two way communications Setting the KEYPAD switch to OUT bypasses the Test Set electronics thereby increasing i...

Страница 17: ... across a charged capacitor These CLICKSand other sounds from the receiver can greatly assist a skilled craftsperson in locating open circuits shorts crosses and grounds 1 To locate a short circuit open one side of the line and place the TS21 in the loop one test lead to each side of the opened line On the C O side of the fault a loud CLICK will be heard on the field side of the fault NO CLICK wil...

Страница 18: ...een the C O ground and the local ground For a full discussion on these troubleshooting procedures you are referred to your company s practices or to Lee s ABC of the Telephone Vol 2 Chapters 13 14 and 15 CAUTION When testing circuits which are relatively close to the bat tery source the CLICKS inthe receiver may be loud enough to cause acous tical shock if the receiver is held tightly against the ...

Страница 19: ...ed that this period shall not exceed 18monthsfrom the date of shipment from factory In no event will Dracon be liable for any incidental or consequential damages This warranty does not extend to products which have been subjected to neglect accident or improper use nor to units which have been altered by other than authorized Dracon personnel RETURN OF EQUIPMENT To return Test Set to Dracon first ...

Страница 20: ...809 CALLE PLAN0 CAMARILLO CALIFORNIA 93010 TCI Library www telephonecollectors info ...

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