3M 2250M manual

3M ™ Dynatel ™ Cable/Pipe/Fault Adv anced Locator 2250M/2273M Series (With 3-watt, 5-w att, or 12-watt T ransmitter) Operator’ s Manual 2250M 2250M-iD 2273M 2273M-iD June 2014 78-8130-6150-0 Rev G 3[...]

2 78-8130-6150-0 Rev G Contents 1. Safety Information ............................................................................................ 6 A. Intended Use ................................................................................................ 6 2. About This Manual .................................................................[...]

78-8130-6150-0 Rev G 3 9. Locating Frequencies ...................................................................................... 31 A. Active Frequencies .................................................................................... 31 B. Power Frequencies ..................................................................................[...]

4 78-8130-6150-0 Rev G 19. Additional Applications ................................................................................ 53 A. Aerial Faults (T oning) ................................................................................ 53 B. Cable Identication ...............................................................................[...]

78-8130-6150-0 Rev G 5 Congratulations! Y ou have just purchased one of the finest, most advanced locating devices available today! The 3M ™ Dynatel ™ Cable/Pipe/Fault Locators 2250M-iD/2273M-iD are designed with all of the functionality of previous Dynatel models, and iD versions have the enhanced capability to read and write user information [...]

6 78-8130-6150-0 Rev G 1 . Safety Information Please read, understand and follow all safety information contained in these instructions prior to the use of the 3M ™ Dynatel ™ Cable/Pipe/Fault Advanced M-Series Locator . Retain these instructions for future reference. A. Intended Use The 3M Dynatel Cable/Pipe/Fault Advanced M-Series Locator is u[...]

78-8130-6150-0 Rev G 7 ! W ARNING This WARNING applies to the use of the Direct Connect Cables and the T ransmitter . T o avoid potential shock, or electrically damaging the T ransmitter , when setting up the T ransmitter to locate using the Direct Connect method, follow these basic steps; • AL WA YS plug the Direct Connect Cable into the T ransm[...]

8 78-8130-6150-0 Rev G 3 . Quick Start A. T ransmitter Batter y Installation Loosen the six screws on the battery compartment cover on the bottom of the transmitter . Remove the cover . Install six ‘C’ size alkaline cell batteries (LR14) into the compartment as indicated by the polarity symbols (+ and –). Replace the cover and tighten the scr[...]

78-8130-6150-0 Rev G 9 B. Receiver Batter y Installation Remove cap from receiver handle. Install eight ‘AA ’ size alkaline cell batteries (LR6) into the battery holder as indicated by the polarity symbols (+ and –). Attach battery holder to the PP3 connector in the receiver handle, and slide holder into the handle. Replace the cap. 8 “AA ?[...]

10 78-8130-6150-0 Rev G The Battery Icon [8] on the Locating Displays will continuously indicate the battery level. C. Cleaning Use a soft damp cloth to clean the product and test leads if necessary . D. Service and Accessories Information regarding service, accessories, or replacement parts can be obtained by contacting 3M at 1-800-426-8688. This [...]

78-8130-6150-0 Rev G 11 NOTE: 12 W att Output Level varies by frequency . Output is limited to 10 watts at 33 kHz and 1 watt at 200 kHz using the direct connection method. [T -6] Output Jack: Port for direct connect cables or Dyna-coupler . [T -7] External Jack: Port to connect cigarette lighter adapter cable, or rechargeable battery (2200RB). Inpu[...]

12 78-8130-6150-0 Rev G NOTE: 12 W att Output Level varies by frequency . Output is limited to 10 watts at 33 kHz and 1 watt at 200 kHz using the direct connection method. [T -6] Output Jack: Port for direct connect cables or 3M ™ Dyna-coupler . [T -7] External Jack: Port to connect cigarette lighter adapter cable, or rechargeable battery (2200RB[...]

78-8130-6150-0 Rev G 13 I. 3M ™ Dynatel ™ Receiver 2250M Key Pad and Display Definitions ™ Spkr/Xpn d On/Of f Gain Adjust Menu Locat e Dynate l 2250M Cable/Pipe Locato r OK 8 2A 3 1 6 2 5 SK 9 7 12 11 10 4 Access panel on bottom side of Receiver under rubber cover . [1] On/Off (Power): T urns unit on and off. [2] Speaker V olume Control: Adju[...]

14 78-8130-6150-0 Rev G [15] Earphone Jack: W ill fit standard 1/8" (3.175 mm) mini-jack mono earphone plug (not included). J. 3M ™ Dynatel ™ Receiver 2273M Key Pad and Display Definitions Access panel on bottom side of Receiver under rubber cover . [1] On/Off (Power): T urns unit on and off. [2] Speaker V olume Control: Adjusts the volume[...]

78-8130-6150-0 Rev G 15 [13] Fault Finding Direction Indicators: Corresponds to the Earth Contact Frame (A-Frame) probe (leg) colors. [l4] External Jack: Port to connect cables from external devices such as the earth frame (A-Frame), a second 3M ™ Dyna-Coupler , or a toning coil. [15] Serial Port: RS232 port to connect the receiver to a PC via se[...]

16 78-8130-6150-0 Rev G 3. COM Setup: Displays second level COM Port setting display to configure RS232 port communication with different devices – a. PC – Receiver will communicate to a computer b. NMEA – Port is configured to accept coordinates from GPS device c. GIS – Port is configured to send 3M ™ iD marker information or path inform[...]

78-8130-6150-0 Rev G 17 e. <<Back - Returns to previous display f. Marker T ype – enable and disable marker utility types g. Locate Frequencies – enable and disable receiver frequencies for locate mode h. >>More - Advances to next menu display i. <<Back - Returns to previous display j. T one/Freq - External Port or T one Frequ[...]

18 78-8130-6150-0 Rev G 5 . Configuring The Receiver In the setup mode, the units of depth measurement, time, date, and date format can be set. The receiver can be configured to detect only certain frequencies and/or specific utility markers (3M ™ Dynatel ™ Receivers 2250M-iD and 2273M-iD only). User defined frequencies can be programmed, langu[...]

78-8130-6150-0 Rev G 19 D. Enabling/Disabling Fr equencies MENU [6] + >>More [SK:4] + Setup [SK:6] + >>More [SK:6d] + Locate Freq [SK:6g] The user can select the frequencies that the receiver will detect. All the available frequencies are listed in four groups (Left to Right: Active, Power , Passive, and Auxiliary). The Auxiliary group [...]

20 78-8130-6150-0 Rev G T o program the user defined frequencies press the right arrow [SK] to highlight the Auxiliary group of frequencies. Press the up/down arrows [SK] to highlight the user frequency to program. Press Enabl/Disabl [SK]. Press the left/right arrows [SK] to move the square cursor to a digit. Press Select [SK] to enter the number i[...]

78-8130-6150-0 Rev G 21 6 . Buried Cables And Pipes: T ransmitter Connections Perform a battery test. Use one of the following three methods to produce a trace signal on the target pipe or cable. A. Dir ect Connect Method ! W ARNING This WARNING applies to the use of the Direct Connect Cables and the T ransmitter . T o avoid potential shock, or [...]

22 78-8130-6150-0 Rev G 2. T urn the transmitter on by pressing Ohms [T -2]. The continuity of the circuit will be measured. The results are displayed [T -4] in ohms and as a tone. − If the continuity of the circuit is very good (the reading on the display is less than 3K Ω. and a solid tone from the transmitter is heard) all frequencies can be[...]

78-8130-6150-0 Rev G 23 B. Dyna-Coupler Method ! W ARNING This WARNING applies to the following 3M ™ Dyna-Couplers; • 3" (75 mm) - P art number 3001 • 4.5" (114 mm) - P art number 4001 • 6" (150 mm) - P art number 1196 • All accessory kits containing any of the listed 3M Dyna-Couplers - P art numbers 3019, 4519, 1196/C A po[...]

24 78-8130-6150-0 Rev G C. Induction Method If you cannot make a direct connection, or use the 3M ™ Dyna-Coupler clamp to apply a locating signal on the target, use the induction method. When nothing is plugged into the Output Jack [T -6] of the transmitter the unit will be placed into induction mode when it is turned on. This method uses the int[...]

78-8130-6150-0 Rev G 25 and metal pipes), but would require increased sweep distance separation between the transmitter and receiver . Note: If nothing is plugged into the Output Jack [T -6] of the transmitter , the transmitter will automatically turn on the internal antennae, and the last frequency used (8 kHz (12 W att transmitter only), 33 kHz o[...]

26 78-8130-6150-0 Rev G ground. Other passive sources exist, such as Cathodic Protection, LF and CA TV cable (with NTSC TV CR T turned on). W alk in a grid pattern over the sweep area holding the receiver as shown in the following illustration. Stop when there is a response increase, locate the position of the maximum signal, follow the conductor p[...]

78-8130-6150-0 Rev G 27 E. T wo-person Active Induction Mode Sweeps In two-person active induction mode sweeps, one person holds the transmitter and the other holds the receiver while walking together in a sweep pattern detecting long conductors in the ground when crossed by transmitter and receiver positions and orientation, as shown below: T rans[...]

28 78-8130-6150-0 Rev G 7 . Receiver Modes A. Dir ectional Peak (Dir Pk) Locate/OK [5] + Cable/Pipe [SK] + Mode [SK] + Dir Pk [SK T oggle] In Dir Pk mode, four peak antennas are used to analyze the magnetic field pattern. The Bar Graph [1l] indicates Signal Str ength [10] and the directional arrows sense the edges of the magnetic field. The left/ri[...]

78-8130-6150-0 Rev G 29 For example: Figure 1: If the tar get path is to the right of the receiver , and running parallel to the operator, the right arrow will display . Figure 2: If the tar get path is to the left and in front of the operator (not running parallel to the receiver) the arrow will point toward the top left side of the display . Figu[...]

30 78-8130-6150-0 Rev G D. Induction Peak (Ind Pk) Locate/OK [5] + Cable/Pipe [SK] + Mode [SK] + Ind Pk [SK T oggle] If you cannot make a direct connection, or use the 3M ™ Dyna-Coupler Clamp to apply a locating signal on the target, use the induction method. This method uses the internal coil of the transmitter to generate a magnetic field. The [...]

78-8130-6150-0 Rev G 31 − There are two options for measuring depth. Live depth is a continuous measurement. 1-Shot Depth is an averaging of the depth reading over a short period of time. When in 1-Shot mode, the unit will average the depth reading for three seconds, and then display the result on the display . Press Depth [SK] to alternate betwe[...]

32 78-8130-6150-0 Rev G B. Power Frequencies Power frequencies refer to 50 or 60 Hz signals, and their harmonics, that can be traced without the use of a transmitter . 60: Best for general locating of passive power . 60H (high harmonic): If the 60 choice appears to be responding slowly , or poorly , then 60H is the second choice for locating of pas[...]

78-8130-6150-0 Rev G 33 4. Press Aux [SK T oggle] until the desired frequency is displayed in the softkey command [9] (“Aux” 512, 560, 333 Hz, or user defined frequencies). 5. Press Locate/OK [5] to return to Locate mode. 10. Locating in Directional P eak Mode The following are instructions for locating a buried pipe or cable using the direct c[...]

34 78-8130-6150-0 Rev G 12. Set the Frequency and mode of the receiver . a. Press Freq [SK] b. Select the same frequency on the receiver as the transmitter by pressing Active [SK T oggle]. c. Press Locate/OK [5] to save the setting and return to locate mode. d. Press Mode [SK T oggle] until Dir Pk is displayed. 13. Stand away from the suspected tar[...]

78-8130-6150-0 Rev G 35 Note: In order to measure the depth and current accurately , the operator must pinpoint the target pipe or cable, and the receiver handle should be in-line with the target path. − While in Dir Pk mode, find the highest Signal Strength [10]. − Lower the tip of the receiver to the ground. T wist the receiver left and right[...]

36 78-8130-6150-0 Rev G 4. Press Sonde Depth [SK] to read ADP Depth − The depth to the ADP is displayed in units, as specified in the receiver set up menu. − Five Sonde depth readings can be saved with the time and date measured. Press Mem Select [SK] after the Sonde depth displays. − Press Mem Select [SK] to select a specific memory location[...]

78-8130-6150-0 Rev G 37 5. Press on: Ohm-meter/Fault Locate/T one [T -2] to turn the transmitter on and place the transmitter in Ohm-meter mode. − The resistance of the fault will be displayed in ohms on the transmitter Digital Display [T -4]. − Resistance less than 50KΩ = Significant fault exists − Resistance 50KΩ to 1.0MΩ = High resistan[...]

38 78-8130-6150-0 Rev G 7. Continue along the cable path, re-inserting the 3M ™ Earth Contact Frame probes every few steps while watching the receiver bar graph. The bar graph on the receiver will fill toward the right side of the display (green Fault Finding Dir ection Indicator [13] (See illustration below)), indicating that the fault is ahead [...]

78-8130-6150-0 Rev G 39 10. After a fault is located and pinpointed, move the 3M ™ Earth Contact Frame about one Earth Contact Frame width away from the fault and insert it in the ground with the green-banded leg towards the fault. Compare the numeric signal level with the fault level reference signal indicated in the lower left box labeled Ref .[...]

40 78-8130-6150-0 Rev G − The receiver display will add the Alert bar graph and the type of marker to the display with a prompt to adjust the marker gain. 4. Press the Gain [4] until only a small mark on the marker bar graph is visible. 5. Press Locate/OK [5] to save the marker gain setting. − The display will return to Special Peak Cable Locat[...]

78-8130-6150-0 Rev G 41 D. Dual Mark er Locate 1. Press Locate/OK [5]. 2. Press Marker [SK]. 3. Press MARKR 1 [SK T oggle] to select desired utility . 4. Press MARKR 2 [SK T oggle] to select desired utility . Note: Only the marker types enabled in the setup menu will be shown. (See Enabling/ Disabling Marker types, Section 13A). When scanning for m[...]

42 78-8130-6150-0 Rev G 3. T o save the depth reading, press Mem Select [SK]. − Five depth readings can be saved with the time, date, and its identification number . − Save [SK] will place each entry in sequential order in memory (M1 - M5) until five readings have been stored. The receiver will overwrite saved entries in excess of five, beginni[...]

78-8130-6150-0 Rev G 43 6. Press Mem Select [SK] to select a specific memory location (M1–M5) to store the depth readings. When the preferred location appears on the display , press Save [SK]. The display and memory location will populate with the current information. 7. Each memory location can be reviewed by pressing Mem Select [SK T oggle]. 8.[...]

44 78-8130-6150-0 Rev G 7. Move the boxed cursor by pressing the left/ right arrows [SK], or up/down arrow [SK], to move the cursor up or down. 8. Press Select [SK] to enter the alphanumeric character . − Entry will appear at the top of the display . 9. Press Locate/OK [5] when entry is complete. 10. Press Exit [SK] to cancel. Note: T o clear the[...]

78-8130-6150-0 Rev G 45 15. Populate as many fields as possible from the drop-down list of common (compressed) terms available to conserve marker memory space, or choose UserEdit if a term is not found to meet the user's requirements. Select term by pressing the up/down arrows [SK] and press Locate/OK [5]. 16. Navigate to the next field by pre[...]

46 78-8130-6150-0 Rev G Cancel: Clears all modifications made to any unsaved template. 15. Writing 3M ™ iD Markers The W rite Mode enables the user to write information into 3M ™ iD markers. It is also possible to edit the information to be written into an iD Marker . Menu [6] + Write Mode [SK:1] Step 1 . Select a template from the list on the [...]

78-8130-6150-0 Rev G 47 Step 3. Press Menu/OK − The selected template will be displayed. − The arrow on the right side of the display indicates there is more information than can be displayed on the screen (scroll down by pressing the down arrow [SK]). Step 4. Enter user information that will be written to this marker . (See 15.A Modifying Mark[...]

48 78-8130-6150-0 Rev G Step 8. After writing to the 3M ™ iD Marker is completed, the following screen will be displayed. The following messages may appear in the writing process. − Message 1. If the overwrite option was set to "No" And there was data present on the target market then the following screen will be displayed; − Messag[...]

78-8130-6150-0 Rev G 49 Step 2. Press V iew/Edit [SK]. Four W rite Mode options will be displayed at the bottom of the screen. − [SK1] Overwrite: W ill overwrite any data existing on an unlocked marker if ‘Y es’ is selected and ‘No’ will prevent overwrite. − [SK2] X-T ype: Choose ‘Y es’ if writing to a Gen 2 marker and ‘No’ if w[...]

50 78-8130-6150-0 Rev G Step 6. The operator may select User Edit in order to ‘type’ the modification, or Delete Row to remove the entire row from the template, or select Show All to display a list of common compressed terms. Note: Using a common compressed term requires less memory in the marker . Step 7. Select an option from the list by pres[...]

78-8130-6150-0 Rev G 51 The fourth yellow command key will be labeled “Read Next”. Press this key to extract the data from the other marker . All the information retrieved from the marker , including the date and time read, is saved into the ‘Read History’ file of the receiver . If a hand-held GPS device is used in conjunction with the rece[...]

52 78-8130-6150-0 Rev G B. Write Histor y [SK] Menu [6] + Data T emplat [SK:2] + Write History [SK:2b] 1. Select the marker data to be viewed by pressing the up/down arrows [SK]. 2. Press W rite Details [SK] to view all data that was sent to the marker . 3. Press W rite History [SK] to return to the list of written data. 4. Press Exit [SK] to retur[...]

78-8130-6150-0 Rev G 53 When the receiver is communicating with a GPS device, the LA T and LONG coordinates received from the GPS device will appear on the marker locate display . 1. Locate a marker (See 13.C, Single Marker Locating .) 2. Press Read [SK] The information from the 3M ™ iD Marker , as well as the GPS coordinates, will display on the[...]

54 78-8130-6150-0 Rev G 1. Creating T race T emplates The easiest way to create a T race template is using the 3M ™ Dynatel ™ PC T ools Software. The 3M ™ Dynatel ™ PC T ools software is available free of charge at www .3M. com/dynatel under the Software section; 2550/2573/2250M/2273M/1420 Locator PC T ools xx.x.x (EXE xx.xMB). • Create a[...]

78-8130-6150-0 Rev G 55 19. Additional Applications A. Aerial Faults (T oning) 1. T ransmitter Setup 1. Connect the transmitter (based on type of fault) as described in Connection Diagrams in the following section. 2. Press and hold off [T -1] to perform a battery test. 3. Press on: Ohm-meter/Fault Locate/T one [T -2] to turn the T ransmitter on an[...]

56 78-8130-6150-0 Rev G 3. Connection Diagrams Short: Red clip to T ip; Black clip to ring. Figure 1 Cross: Red clip to the crossed conductor of one pair; Black clip to the crossed conductor of the other pair . Figure 2 Ground: Red clip to the faulted conductor; Black clip to ground. Figure 3 Split: Red clip to T ip of Pair 1; Black clip to Ring of[...]

78-8130-6150-0 Rev G 57 2. Clamp the 3M ™ Dyna-Coupler around the cable or both the tip and ring of a pair . Make sure the jaws fully close. 3. Press and hold off [T -1] to perform a battery check. 4. Press on: Ohm-meter/Fault Locate/T one [T -2] three times to set the transmitter to T one mode. − The indicator flag will light in the Digital Di[...]

58 78-8130-6150-0 Rev G 21. 3M ™ Dynatel ™ PC T ool Kit and Locator Software Upgrades Locator software upgrades are periodically released and can be downloaded, free of charge, at www .3M.com/dynatel . Located under the Software Updates section, the software link is titled Dynatel M-Series Locator PC T ools. T o download the software, click on [...]

78-8130-6150-0 Rev G 59 − Press Exit [SK] to return to the Menu. 23. Product Description And Optional Accessories A. Product Description T= T ransmitter R=Receiver T ransmitter Output Power: 3W=3 Watt. 5W=5 W att, 12W=12 Watt Direct Connect Cable Clip Size: For 3 Watt and 5 Watt T ransmitters only: C= Communication Clip only; U=Utility Clip on[...]

60 78-8130-6150-0 Rev G C. Optional 3M ™ Accessories for 3M Dynatel ™ Locators Item Part Number Direct Connect Cables, Small Clip, 1/4" (6.4 mm), Communications version, 10' (3 m) cable length 2892 Direct Connect Cables, Large Clip, 5/8" (15.8 mm), Utility version, 10' (3 m) cable length 2876 Direct Connect Cables, Small Cli[...]

78-8130-6150-0 Rev G 61 24. Receiver Specifications Item Specification Modes Directional Peak Directional Null Special Peak Induction Peak Frequenc y Response: Active 577 Hz 8 kHz 33 kHz 200 kHz Passive 31.5 kHz (CA TV) 9 – 30 kHz (LF) Power 50 Hz, 5th and 9th harmonic of 50 Hz 60 Hz, 5th and 9th harmonic of 60 Hz (100 / 120 Hz) rectied power[...]

62 78-8130-6150-0 Rev G Item Specification Read Range 3M ™ iD Markers Near -Surface Ball Marker Full-Range 3 ft (0.9 m) 5 ft (1.5 m) 8 ft (2.4 m) Detection Depth 3M Non-iD (P assive) Markers Near Surface Ball Marker Mid-Range Full-Range 2 ft (0.6 m) 5 ft (1.5 m) 6 ft (1.8 m) 8 ft (2.4 m)[...]

78-8130-6150-0 Rev G 63 25. T ransmitter Specifications Item Specification T race Mode 577 Hz 8 kHz 33kHz 200kHz Fault Mode (2273M models only) 10/20 Hz - F ault signal 577 Hz / 33kHz -T race signal Note: The fault loca ting limit is 2.0M Ω although the transmitter's ohmmeter mode can display a fault resistance up to 10M Ω . T on[...]

64 78-8130-6150-0 Rev G 26. Environmental and Regulator y Specifications Item Specification Standard IP54 Regulatory FCC compliant, FCC P art 15 Operating T emperature -4°F to 122°F (-20°C to 50°C) Storage T emperature -4°F to 158° F (-20°C to 70°C) 27. Rechargeable Batter y Information U N2800 classicat ion as “Bat ter ies, wet, Non-[...]

78-8130-6150-0 Rev G 65[...]

Important Notice All statements, technical information and recommendations related to 3M Products are based on information believed to be reliable, but the accuracy or completeness is not guaranteed. Before using the 3M Product, you must evaluate it and determine if it is suitable for your intended application. Because conditions of Product use are[...]