3M 2273 - Manuals - manualsarea.com

Page 2 - TABLE OF CONTENTS

TABLE OF CONTENTS Introduction ............................................................................... 2Installing or Replacing the Batteries ........................................ 2Initial Receiver Configuration .................................................. 3Receiver Battery Test ......

Page 3 - INTRODUCTION; Dynatel; INSTALLING OR REPLACING THE BATTERIES; Since regulations vary, consult applicable regulations

INTRODUCTION The 3M ™ Dynatel ™ 2273 Advanced Cable and Fault Locator consists of a Transmitter and a Receiver for locating buried cables or Active DuctProbes (sondes). It also measures and pinpoints sheath faults in buriedcables and conductor faults in aerial cables. The Transmitter provides fourfr...

Page 4 - INITIAL RECEIVER CONFIGURATION; About Trace Modes; RECEIVER BATTERY TEST; When batteries are low, the battery test indicator

INITIAL RECEIVER CONFIGURATION Display depth units (inches, feet and inches, or centimeters) may bechanged while holding and pressing . For each press, one of three units will display. To change the passive Power frequency, press andhold then press to toggle between 50 or 60 Hz as displayed in the l...

Page 5 - TRANSMITTER BATTERY TEST; To test the Batteries, press and hold; USING EXTERNAL DC POWER AND 5 WATT OUTPUT; The internal batteries will not be recharged with external DC.; Watt Output; once for high output (3W) and again for 5 watt

TRANSMITTER BATTERY TEST To test the Batteries, press and hold . Listen to the tone and watch the display. • solid tone and 'OK' indicates batteries good;• beeping tone and 'LO' indicates batteries low;• no tone and '- -' indicates replace batteries. Note: The battery test indicates battery conditio...

Page 6 - LOCATING A BURIED CABLE; Transmitter Setup; Key descriptions can be found inside the Transmitter lid.

LOCATING A BURIED CABLE Transmitter Setup Note: Key descriptions can be found inside the Transmitter lid. Perform a battery test and then connect the Transmitter using one of thethree methods below to put tracing signal on a cable. DANGER! Voltage greater than 240 volts will damage equipment and cau...

Page 7 - will be visible. When displaying; Direct Connect Method

Make sure the Transmitter is off. Plug the direct connect cable into thefront panel jack. Connect the Black clip to the ground rod. Place theground rod in the earth perpendicular to the suspected cable path. Ifnecessary, extend the black lead with the Ground Extension Cable. Next,remove the ground b...

Page 8 - LOCATING A BURIED

Press to select Trace mode. Press again to select one or all of the four frequencies. The display will alternate between displaying theselected frequency and the output signal current. It is best to choose thelowest frequency for direct connect with far-end ground and a highfrequency for direct conn...

Page 9 - Press

Dyna-Coupler Method Cable Path Connect the Dyna-Coupler to the Transmitter front panel jack using thecoupler cable. Clamp the Dyna-Coupler around the cable below any bonds just before thecable enters the earth. The jaws of the coupler must fully close. Press to turn Transmitter on. Press again to se...

Page 10 - Induction Method; to turn the Transmitter on.

Induction Method Place the transmitter on the ground over the target cable with the lid hingein line with the cable path. Press to turn the Transmitter on. Press again to select either 33 kHz or 200 kHz. For greater tracing range,select high output level by pressing . Note: If the Receiver is less t...

Page 11 - Receiver Setup; Key descriptions can be found on the side of the Receiver.

LOCATING A BURIED CABLE Receiver Setup Note: Key descriptions can be found on the side of the Receiver. Press to turn the Receiver on. Press to select the 50/60 Hz power frequency (see section on Selecting Passive Power Frequencies on Page 12 ) for passive locating; otherwise, select the same freque...

Page 12 - About Trace Modes; While in Peak mode, press; Numerical Signal Strength Display Resolution:; The user may select

About Trace Modes Peak: In this mode, as the antenna crosses the cable, the Receiver speaker volume increases to a maximum and the bar graph fills from both sides toward the middle.As the antenna moves off the cable path, the speaker volume decreases and the bargraph opens. Peak with High-Expanded: ...

Page 14 - DETERMINING CABLE DEPTH AND CURRENT; During a depth-current measurement, the display will exhibit

DETERMINING CABLE DEPTH AND CURRENT Place the Receiver Antenna on the ground directly above the cable with the handle parallel to the path. Press and the display will indicate the cable depth and relative current . Current is displayed in the lower left corner of the display. Press twice to continue...

Page 15 - Since some of the signal in the cable will bleed into the earth, it is

Using Current Indications During Locating Both the Transmitter and Receiver will indicate cable current. Thesecurrent indications will help to select a trace frequency, identify the correctcable and troubleshoot the set up. When using the direct connect method, the Transmitter output currentnumber i...

Page 16 - LOCATING SHEATH FAULTS

LOCATING SHEATH FAULTS Transmitter Setup Remove both the near-end and far-end shield bonds from the testsection. Perform a battery test then with the Transmitter off, connectthe Black clip to the ground rod. Place the ground rod behind theTransmitter, away from the faulted section, and in line with ...

Page 18 - Determining ADP Depth; perpendicular

Page 17 LOCATING AN ACTIVE DUCT PROBE (ADP) Press to turn the Receiver on. Press to select the 33kHz frequency. Press to select the Peak mode . If you find that the received signal is too weak in this mode, try the Special Peak mode.To select Special Peak mode, from Peak mode, press and holdthen pre...

Page 19 - LOCATING EMS MARKERS; EMS markers may be detected and located using either the Dynatel; Locating Markers while Tracing Cable Path; Alert; Locating Markers using the Receiver; and then re-selecting the Peak

Page 18 LOCATING EMS MARKERS EMS markers may be detected and located using either the Dynatel ™ 2205 or 2206 EMS Marker Locating Accessory. To attach the accessory,slide the Receiver horizontally into EMS Marker Locating Accessorymounting slot. Make sure the locking button holds the Receiver securel...

Page 20 - TONING AERIAL FAULTS

Page 19 TONING AERIAL FAULTS Transmitter Setup Perform a battery test; then with the Transmitter off, plug the directconnect cable into the front panel jack. If fault is a shorted pair, connect Red clip to tip and the Black clip to ring. If the fault is a cross (two pairs involved), connect the Red ...

Page 21 - CABLE OR PAIR IDENTIFICATION; Cable Identification requires two Dyna-Couplers: one at the; CABLE IDENTIFICATION

Page 20 CABLE OR PAIR IDENTIFICATION Transmitter Setup Transmitter setup is the same to identify cables or pairs. However, Receiversetups are different.Perform a battery test; then with the transmitter off, connect the Dyna-Coupler to the Transmitter front panel jack using the coupler cable. Note: C...

Page 23 - TECHNICAL INFORMATION; Transmitter

TECHNICAL INFORMATION Transmitter Frequencies: Trace mode: 577 Hz, 8 kHz, 33 kHz, 200 kHz Sheath Fault mode: 10 and 20 Hz for faults and 577 Hz and 33kHz for tracing Tone mode: 577 Hz & 200 kHz pulsed at 8 Hz Induction mode: 33 kHz and 200 kHz Output Power: 3 watts maximum or 5 watts w/external ...

Page 24 - Important Notice; If this; Except where prohibited by law, 3M

Telecom Systems Division 6801 River Place Blvd.Austin, Texas 78726-9000 Printed in the U.S.A ©3M 1999 Printed on Weather Proofand Tear Resistant Paper Dynatel is a registered trademark of 3M.Duracell is a registered trademark of Duracell Inc. Important Notice All statements, technical information, a...