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INSTRUCTION MANUAL
DL99B
1-800-547-5740 • Fax: (503) 643-6322
www.ueitest.com • email: info@ueitest.com
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• If any of the following indications occur during testing, turn Introduction off the power source to the circuit under test: • Arcing The D99B Digital Clamp-On Meter is designed for professional electrician's, • Flame plant maintenance specialists and service technicians. Now technicians ca n • Smoke work with added confidence, knowing they’re measuring with the superior • Extreme Heat a c c u ra cy of True RMS, increasing safety by illuminating dark work areas • Smell of Burning Materials wit
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6. Peak Hold Push-Button: Used to capture the highest AC or DC C o n t rols and Indicators inductive amp reading. 2 7. Clamp Lever: Opens and closes current clamp jaw. 1 8. DC A Zero: Used to establish the “zero reference” when preparing to make DC amperage measurements. Magnetic fields in the iron core of the jaws will be interpreted as a current reading if not e l e c t r o n i cally compensated when measuring DC amps. 9. Rotary Function Switch: Used to power the meter on and off, or to s
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5. AC : I n d i cates that alternating current (AC) amperage or voltage is can be switched between one of the two available ranges by pressing the being measured. “RA NGE” push-button on the side of the meter. The button is loca t e d where it can be accessed using your thumb, allowing you to use just one 6. Minus: I n d i cates the value measured has a negative polarity. This hand to control the instrument. will appear only while measuring DC amperage or voltage. 7. DC: I n d i cates that dire
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Measuring Voltage Measuring Resistance When taking voltage measurements your meter must be connected in parallel to the circuit, or circuit element, under test. When the 1000 V AC or DC function is selected the meter will automatically increase WARNING! its range form 400 volts with (0.1 - volt resolution) to 1000 volts (with Turn off power and discharge all capacitors on the circuit to be tested 1-volt resolution) when the voltage measured exceeds 400. The before attempting “in circuit” resist
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M a i n t e n a n c e Periodic service WARNING! Under NO circumstance should you expose batteries to extreme heat or fire as they may explode and cause injury. WARNING! 3. Place a fresh 9V battery in the compartment. Repair and service of this instrument is to be performed by qualified personnel only. Improper repair or service could result in physical NOTE: If you do not plan to use the meter for a month or more, degradation of the meter. This could alter the protection from remove the batter
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Tro u b l e s h o o t i n g S p e c i f i c a t i o n s Measurement limits If I see this I should check for Then take this malfunction corrective action AC Amperage 1000 Amps Debris on switch controls Move switch through all DC Amperage 1000 Amps functions 3 to 4 times AC Voltage 1000 Volts Instrument does not Battery voltage Replace low battery DC Voltage 1000 Volts turn on Rotary switch position Ensure switch moves freely Ohms 400 Kilohms and is set to a Continuity < 40 ohms measurement posi
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Standard & Optional Accessories Standard Soft carrying case . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .AC259 Test leads . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .ATL55 Optional Plug-in line splitter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .ASL1 Temperature measurement adapter . . . . . . . . . . . . . . . . . . . . . .TA2K Soft Carrying Case . . . . . . . . . . . . . . . . . . . . . . . . . .
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DL99B True RMS Clamp-On Meter Limited Warranty The DL99B is warranted to be free from defects in materials and workmanship for a period of three years from the date of purchase. If within the warra n ty period your instrument should become inoperative from such defects, the unit will be repaired or replaced at UEi’s option. This warra n ty covers normal use and does not cover damage which occurs in shipment or failure which results from alteration, tampering, accident, misuse, abuse, neglect or
