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Takachiho Sangyo VerifierG2 MPL-H10S Operation Manual

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Summary of Contents for Takachiho Sangyo VerifierG2 MPL-H10S

  • Page 2: Table Of Contents

    Table of Contents 1. Safety 2. Introduction 3. Composition 3-1. Main equipment & standard accessories 3-2. Optional equipment 4. Specification 5. Description of parts & basic operation 5-1. Transmitter 5-2. Receiver 6. Warning Message 7. Operation of Transmitter (TX) 7-1. Direct connection mode 7-2.

  • Page 3: Safety

    1. SAFETY Always locate with proper respect and caution. Equipment misuse or carelessness can result in serious injury or damage to property. Always follow safety rules. HAZARD ALERT INFORMATION BE AWARE OF SAFETY INFORMATION This is a safety-alert sign. This is placed in the manual and on your equipment to alert you to the potential for bodily injury or death.
  • Page 4 DANGER : High Voltage. Cutting high voltage cable can cause DEATH or ELECTROCUTION. Expose lines by a non-destructive means before excavating. DANGER : Traffic Hazards can result in death or serious injury. Avoid moving Vehicles. Wear high-visibility clothing. WARNING : Buried lines. Always confirm your depth estimate by exposing target line by a non-destructive means.

  • Page 5: Introduction

    2. Introduction This equipment is the high performance digital measurement equipment to measure the location and the depth of buried cable / metal pipe from the ground. By adopting the most recent microcomputer technology, the digital correction of the measurement data realizes stable and high precious measurement. - Principle measurement method - When current flows through a buried cable/pipe, an alternating magnetic field is generated around it.

  • Page 6: Composition

    3. Composition 3-1. Main equipment & standard accessories Description Q’ty Remark Transmitter Unit Used as a signal generator. Receiver Unit Digital locator Accessories Connecting cable with a reel Used for Direct connection mode 5m/16.5ft. Ground rod Used for Direct connection mode. Type “D “Alkaline battery 8pcs LR20/13A For Transmitter...

  • Page 7: Specification

    4. Specification Transmitter(TX) Output frequencies 38kHz :38kHz±0.02% (Standard frequency) 9.5kHz :9.5kHz±0.02% 80kHz :78.125kHz ±0.02% :512Hz ±0.02% 512Hz Dual :9.5kHz /38kHz ±0.02% Output power 5 watts maximum / 80kHz: 1 watts maximum Operating Modes Direct connection mode, Inductive mode External coil mode (optional ) Battery type Eight Alkaline LR20 “D”...
  • Page 8 Receiver(RX) : 38kHz ±2% Active Frequencies 38kHz 9.5kHz : 9.5kHz ±2% : 78.125kHz ±2% 80kHz 512Hz : 512Hz ±2% Passive Radio Radio : 9k to 33kHz Passive Power 50 / 60Hz : 5th harmonic ( 50 Hz or 60Hz user selectable) 100 /120Hz : 3ed harmonic ( 100 Hz or 120Hz user selectable) Battery type Eight Alkaline LR6 “AA”...

  • Page 9: Description Of Parts & Basic Operation

    5. Description of parts & basic operation 5-1. Transmitter LCD Window 8-pin connector Touch pad Battery compartment 1) LCD window Bar-graph (Output power / Battery status) Backlight On / Off Frequency / Output Power,/ Battery status Sound On / Off Battery indication 2) Key function Power ON / OFF...
  • Page 10 Light On/Off set : Press key while holding MODE Light On Light Off Sound set MODE : Press key while holding MODE : SOUND ON : TRANSMITTER SOUND OFF, FUNCTION SOUND ON : SOUND OFF. Press and hold & for 2 seconds. Note : The last setting is memorized after the unit is Turned OFF Transmitter sound : Beep…(15sec.)…..Beep…(15sec)…Beep...

  • Page 11: Receiver

    5-2. Receiver Measuring Mode Bar-graph Receiving sensitivity Battery RS232C Frequency compartment Connector Battery indication Earphone plug Signal input terminal Power Peak / Null Mode (8-pin connector) Gain Adjust Depth / Current Frequency 1)Key function Power ON / OFF *Power save function: Automatically power off after 5 minutes of inactivity. Power Adjusts Signal sensitivity for PEAK MODE.
  • Page 12 Selects operating frequency. * 50Hz * 100Hz 60Hz 120Hz 80kHz 38kHz 9.5kHz 512Hz Frequency *RAD : Radio (passive 9kHz to 33kHz) Selects Power frequency 50Hz / 60Hz Power on while holding Frequency key. POW 50Hz or POW 60Hz screen is indicated in 1 seconds. Press Frequency , and select 50Hz or 60Hz .
  • Page 13 Setting the Time and Date Power on while holding Mode , wait for clock display appears. The year will flash. Mode Press Gain to advance the year or Depth to decrement the year. b) Press Mode , the month will flash. Press Gain to advance the month or Depth to decrement the month.

  • Page 14: Warning Message

    6. Warning Message *Messages during your search procedure : Receiving signal is too high. OVER a) Indirect mode : Transmitter and Receiver are too close each other. b) Other cases : Reduce output of the Transmitter. Receiving signal is too small or not present. a) In the case of direct, induction or coil...

  • Page 15: Operation Of Transmitter (Tx)

    7. Operation of Transmitter (TX) Mode of Detection Purpose of usage This is the best way to inject AC current direct to the target line. Direct Connection Mode Signal (AC current) will return to the Transmitter through the ground. Transmitter Red clip Black clip Ground...

  • Page 16: Direct Connection Mode

    7-1. Direct connection mode A specific route can be detected in Direct Connection mode. Use two 5m/16.5 ft connecting cable with a reel provided in the carrying case as one of the standard accessories. When the clips are connected to the transmitter, Direct Connection mode automatically selected. This Groove up Before connecting, pull out proper length of cable from the reel.
  • Page 17 Check the signal loop When signal loop is acceptable, Beeping sound is emitted. *Transmitter will beep for 30 seconds. P P P P …. *Sound stops when Press ADJUST key. *Sound setting is [b-0].ÞBeeping sound off. Beeping sound is emitted Note: after output is adjusted when the resistance value of the cable is high.
  • Page 18 Direct Connection mode Use the Receiver 5m / 16ft. away from the transmitter and clips. 5m / 16ft. away Applications (1) Power cable House meter Power cable: Disconnect common ground lead and connect the Red clip to Power line ground lead.

  • Page 19: External Coil Mode

    7-2. External coil mode Use 9.5 kHz, 38 kHz or 80kHz External coil supplied as an option. Use this mode if object is accessible. An induced current, generated by the coil in the External Coil attachment, is applied directly to the exposed part of the cable / pipe to be located.
  • Page 20 External coil mode Make sure that the cable is grounded at both ends. Do not put the coil close to or around the ending or middle ground. Signal to ground Intermediate ground will not trace. * If the cable is submerged in water, you can use the coil attachment in the water. The coil attachment is WATERPROOF.

  • Page 21: Indirect (Inductive) Mode

    7-3. Indirect (Inductive) mode If there is not direct access to the object line, the Transmitter can apply AC current ( signal ) to the line directly below the Transmitter. Note: When using the indirect mode, set the depth mode of the receiver to 0-5m (0-16ft.) . When nothing is connected to the transmitter, Indirect mode automatically selected.
  • Page 22 Indirect mode Adjust output power Indicate output power with the bar - graph and the numerical value when pressing key. Increase power Reduce power *Standard of adjustment. - When depth is less than 0.6m / 2ft. Þ 50% ~ 60% - When depth is more than 0.6m / 2ft., less than 1.5m / 5ft..Þ...

  • Page 23: Operation Of Receiver (Rx)

    8. Operation of Receiver (RX) 8-1. Null Mode Starting Null Mode To find the direction of the object line, rotate the receiver and stop at the position of the maximum receiving level. Press Peak / Null key. Is displayed Peak = Direction of the object line The direction of Receiving level...

  • Page 24: Peak Mode

    8-2. Peak Mode Starting Peak Mode To find the direction of the object line, rotate the receiver over the object line and stop at the position of the maximum peak value. Press Peak / Null key. Is displayed Peak = Direction of the object line Peak Mode Receiving level...

  • Page 25: Depth Measurement

    8-3. Depth measurement Once the precise location of the object line has been determined, the Depth key is pressed to display the distance from the Receiver's blade to the object line. Calculations are indicated on the digital display. Note: Depth reading is a calculation of received signal strength. Touch the ground with the Receiver's blade at an Hold the Receiver vertically, place the blade on the upright position.

  • Page 26: Logging Data

    8-4. Logging Data Indicate the Logging data Speaker and backlight setting screen appears. 1) Press Mode key. The data recorded at Depth Data 2) Press and hold Peak / Null the end is indicated. Data number for one second. 3) Press Gain Adjust - Increase data number. Press Depth / Current - Decrease data number 4) Two seconds after data is displayed., its stored date and hour is displayed automatically in order.

  • Page 27: Current Index (Current Measurement)

    8-5. Current index (Current measurement) Each time a Depth calculation is taken, a Current Index simultaneously appears on the display. What’s the Current index? Depth : 2.00m *Current index Current Value (mA) Current Index : Depth : 1.75m Current Index : 1.80m Depth : 1.90m 0.7mA...
  • Page 28 The Current index helps to confirm the line's identity. If an adjacent line is running parallel with the object line. Depth :0.50m Depth :1.50m Current index:50 Current index:200 Receiving sensitivity 1.5m 0.5m Line: A Line: B The line with the highest current index is the object line into which the signal is being broadcast. ÞLine A with a 200 current index is the trace object.

  • Page 29: Passive Mode

    8-6. Passive mode The Power and Radio passive modes of the Receiver are used to search an area for unknown power cables and other utility lines, without the use of the Transmitter. Frequency setting Power mode: Power mode detects 50/60 Hz or Select 100/120Hz frequency radiated by the live power Hz /...
  • Page 30 Decide the place of the starting point. Press Gain , locate that circumference. When street light is Streetlight lighting, 50/60Hz is available. Close the Receiver to Power / telephone the lead-up cable. RAD auto search is manhole effective. Trace a line from the starting point to have sensitivity. Depth measurement Press DEPTH key after pinpointing the location.

  • Page 31: Building Wiring

    8-7. Building wiring It is possible to detect the wiring in a building by broadcasting the Transmitter signal into the wiring. For searching, use the External coil, supplied as an option, which is connected to the Signal input terminal (8-pin connector ) of the Receiver. Receiver on the Receiver Connect the External coil's plug to the Signal Input Terminal (8-pin connector)

  • Page 32: Probe For Non-Metallic Pipe

    8-8. Probe for non-metallic pipe A Probe, supplied as optional equipment, is a small waterproof transmitter emitting a signal that is traced by the Receiver. The Probe can only be used in the non-metallic pipe. Note : The metal pipe conceals a signal so that the Receiver cannot detect the signal. Use Direct connection mode. Battery check a) Set the rotary select switch to BATT.
  • Page 33 Tracing a non-metallic drain or plastic pipe with the Probe. Ex. Feed the Probe into the PVC pipe and locate the blockage or collapse Receiver Þ Press Frequency key to set 38kHz or 512Hz . Set the detection mode to Probe mode. ＰＲＯＢ...

  • Page 34: Precautions And Applications (At The Locating Site)

    9. Precautions and applications (At the locating site) 1) Locating Work Near the Guardrail (In Indirect mode) Locating with the Receiver next to the guardrail will give an incorrect reading. Object line Locate just between the breaks of the guardrails. 2) Metal Fences or Other Metallic Structures Footbridge Metal fence...
  • Page 35 3) Street Light, Traffic-Control Sign The transmitter can be placed next to the pole. Keep more than Keep more than 1m / 3.4ft away 1m / 3.4ft away 4) Power-Transmission Tower There is no interference Keep more than from Power lines above. 10m / 30ft away 5)Telephone / Electric Power Poles Keep more than...
  • Page 36 ) Heavy Traffic Flow OK ! Keep the receiver more than 2m/7ft away Locate when traffic has passed. OK ! Within 1m / 3.4ft 7) Railroads Stop locating when a train is approaching Stop! Keep the receiver more OK ! than 2m/7ft away - 34 -...
  • Page 37 Call & Contact TAKACHIHO SANGYO CO., LTD. Tokyo office 19-6, 5-Chome, Shiba, Minato-Ku, Tokyo 108-0014 TEL 81-3-3453-4778 Head office & Factory in Nagoya, Japan 2007.10.1 495-082A...

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