SPY 780 Operating Instructions Manual

SPY 780 Operating Instructions Manual

Portable dc holiday detector

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Sp y
®
mode l 78 0
p ortable d c
holiday de tector
o p e r at i n g
i n st r u ct i o n s
p i clt d.com
PIPELINE INSPECTION COMPANY

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Summary of Contents for SPY 780

  • Page 1 Sp y ® mode l 78 0 p ortable d c holiday de tector o p e r at i n g i n st r u ct i o n s p i clt d.com PIPELINE INSPECTION COMPANY...
  • Page 2 ® website at www.picltd.com. The SPY Model 780 DC Holiday Detector meets the Electromagnetic ® Compatibility Directive and the Low Voltage Directive. This product is a Class A, Group 1 ISM equipment according to CISPR 11. Group 1 ISM...
  • Page 3: Table Of Contents

    Unit Calibration ....... . . 6 Principles of Holiday Detector Operation ....7 Model 780 DC Holiday Detector Overview ..8 ®...
  • Page 4: Operator Safety

    operator safe t y PLEASE READ THESE INSTRUCTIONS CAREFULLY PRIOR TO USING THE EQUIPMENT! WARNING! This is a HIGH VOLTAGE device capable of producing an electrical shock if not properly grounded and/or operated in accordance with instructions and procedures prescribed in this manual! If you have a pacemaker or other life critical electronic medical device DO NOT use this device.
  • Page 5 In this case it is recommended that you dry the testing area prior to inspection. CAUTION! DON’T USE AROUND SENSITIVE ELECTRONICS OR RADIO EQUIPMENT. When in standby the SPY Model 780 DC Holiday ® Detector will generate radio frequency emissions which are within the limit defined by the Electromagnetic Compatibility Directive.
  • Page 6: Unit Calibration

    SPY brand equipment could damage ® the unit and if the enclosure is opened will void the warranty. When calibration is needed please return your unit to a SPY Authorized ® Service Center or SPY manufacturing facility located at: ®...
  • Page 7: Principles Of Holiday Detector Operation

    principles of holiday de tector operation Holiday detectors are devices that are used to detect the presence of defects in the non-conductive coatings applied to surfaces in order to minimize ion flow from a conductive substrate. This is accomplished by attempting to create an electrical circuit by passing an electrode over the non-conductive coating.
  • Page 8: Spy Model 780 Dc Holiday De Tector Overvie W

    780 dc holiday de tector overvie w The Model 780 DC Holiday Detector is a low voltage (1-5kv) detector designed specifically for thin film epoxy coatings. The output voltage of this detector is normally D.C. (direct current). However, if light moisture is encountered on the pipe, the detector output starts to fast pulse.
  • Page 9 Control Knob (3 positions: Spring or Brush Electrode Off / Voltage Set / On) Electrode Accessory Voltage Set Access Hole Connection Point 10 Comfort Grip Electrode Wand 11 Ground Cable Connection Point Wand Release 12 8 Hour Battery Easy Carry Top Handle 13 Quick Release Battery Button Shoulder Strap Connection 14 Horn...
  • Page 10: Connecting Accessories

    connecting accessories CAUTION! DO NOT TOUCH Make sure the switch is in the OFF position prior to connecting any accessory. Clip Installation Shoulder Strap Control Knob Electrode Wand Caution! - High Voltage Cuidado! - Voltaje Alto Battery STEP 1. CONNECTING THE ELECTRODE WAND. Plug into “front” of the detector.
  • Page 11 OPTIONAL: BRUSH ADAPTER KIT. The Model 780 Kit comes with a brush adapter kit for use in connecting flat brush/neoprene electrodes, half circle electrodes and full circle electrodes. STEP 3. CONNECTING THE GROUND CABLE. The ground cable plugs into the bottom side of the rear handle. It uses a quarter turn fastener, so insert the cable as far as possible, and then rotate it at least a quarter clockwise turn until it locks in place.
  • Page 12 USE A GROUND ROD WITH A GROUNDING CABLE CLAMPED TO THE PIPE CUTBACK WHILE HOLIDAY DETECTOR GROUND CABLE IS ALSO CONNECTED TO A SEPARATE GROUNDING ROD CUSTOM LENGTH GROUND CABLES AVAILABLE FROM SPY ® STEP 4. CONNECTING THE CLIP \ SHOULDER STRAP. First attach strap clip on the black handle by placing the tab portion of the strap clip into the top groove on the back side of the handle that faces the unit display.
  • Page 13: Controls And Voltage Adjustments

    (voltage set) this turns on the high voltage output and activates the internal Jeepmeter (voltage meter), the LCD display turns on, the red LED light will blink and the horn tone will pulse on and off. Using the SPY provided flathead screwdriver place the flat screwdriver ®...
  • Page 14 DON'T TOUCH ELECTRODE WITH UNIT ON CHARGE BATTERY AFTER EACH KEEP ELECTRODES FREE OF TAR DO NOT CUT OR KINK GROUND CABLE PIPE SHOULD BE GROUNDED TO EARCH Voltage Adjustment Hole Power ON LED STEP 7. TURNING ON UNIT FOR HOLIDAY DETECTION. Turn the unit clockwise to the ON position.
  • Page 15: Dc Paddle

    The Model 780 DC Holiday Detector comes with a DC Paddle to assist in the location of Holidays (defects in the coating). Due to the low voltage of the Model 780 DC Holiday Detector the spark that jumps the gap...
  • Page 16: Field Calibration

    Prior to each use of the Model 780 DC Holiday Detector it is important to perform a Field Calibration to verify that the required voltage setting for the coating thickness will accurately detect defects (Holidays) in the coating.
  • Page 17: Battery Charging And Storage Instructions

    The SPY battery is a completely sealed, rechargeable 12 volt unit. It can ® be used in any position and under most conditions. Batteries are shipped fully charged however prior to use we recommend you place them on the charger to verify charge level is full.
  • Page 18 Do not use any other type of charger. This charger WARNING! is specifically designed for this battery. Charger Slide the charger onto CHARGING THE BATTERY. the battery as far as possible. A discharged battery requires 8-20 hours to fully charge. There is no danger of overcharging the battery.
  • Page 19: Troubleshooting Guide

    troubleshooting guide PROBLEM POSSIBLE SOLUTION CORRECTION METHOD HOLIDAY Field Calibration Perform a field calibration to compensate DETECTOR for environmental factors (see page 16). Use WILL NOT NACE equation to set min voltage. Travel over DETECT known holiday. Turn up voltage and repeat HOLIDAYS until holiday is detected.
  • Page 20 THE DETECTOR Use SPY JM or DCPJM get damaged and are not rated for over 1,000 VOLTAGE Volts. The SPY JM is rated for 7,000 Volts DC NEEDS TO BE and 40,000 Volts Peak (crescent) on pulse. The VERIFIED SPY DCPJM can measure up to 5,000 Volts DC.
  • Page 21 troubleshooting guide PROBLEM POSSIBLE SOLUTION CORRECTION METHOD THE BATTERY Check/Replace Battery Use a multimeter to measure the battery DOESN’T voltage on the freshly charged battery. The SEEM TO BE voltage should read 13.0 Volts or higher if it just came off the charger. If it has been sitting WORKING for several hours the voltage can be as low WELL...
  • Page 22: Technical Specifications

    technical specifications MODEL Voltage Type Voltage Range (kV) 1-5 kV Voltage Output Accuracy ±5% Coating Range (Min-Max) 4-50 mils Pulse Repetition Rate Operating Temperature –40°F to 148°F Internal Volt Meter YES – 1-5 kV Display Type Holiday Indicator Type Audible/Visual Power Type 12V Rechargeable Battery Quick Release Battery*...
  • Page 23: Maintenance And Repair

    If maintained the Model 780 DC Holiday Detector will offer you a lifetime of dependable operation. Regular care and maintenance of the unit is a requirement of good quality management practices. This detector does not contain any user-serviceable WARNING! parts;...
  • Page 24: Warranty

    Pipeline Inspection Company, hereafter referred to as (SPY ) warrants ® that SPY ‚ Model 780 Series Holiday Detectors shall, under normal use ® and service, be free from defects in material and workmanship. SPY ‘s ® entire warranty obligation shall be limited to, at SPY ’s option, the repair...
  • Page 25: Electrode Types

    Electrode types The Model 780 can be fitted with a wide variety of electrodes that vary in form, size and material to fit a wide range of coating inspection projects. If we don’t carry it we can custom build an electrode to fit your project needs.
  • Page 26: Accessories

    The Model 780 has a wide variety of accessories to assist you with your coating inspection project. SPRING ADAPTER FOR ELECTRODE FLEX ELCOMETER WAND SPRINGS (36” – 72”) ITEM #13996 SPRING ADAPTER FOR GROUND CABLE TINKER & RASOR (50 FT – 600 FT)
  • Page 27: Related Equipment

    related equipment MODEL 785 PORTABLE MODEL 790 PORTABLE ® ® HOLIDAY DETECTOR 1-15 KV HOLIDAY DETECTOR 5-35 KV MODEL JM JEEPMETER MODEL DCPJM DC POCKET ® ® (VOLTAGE METER) JEEPMETER (VOLTAGE METER p i clt d.com...
  • Page 28 PIPELINE INSPECTION COMPANY p i clt d.com...

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