Summary of Contents for Kyoritsu Electrical Instruments Works KEW SNAP 2417
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INSTRUCTION MANUAL ALL WEATHER DIGITAL AC LEAKAGE CURRENT TESTER KEW SNAP Series MODEL 2417...
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CONTENTS 1. SAFETY WARNINGS ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・1 2. FEATURES ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・4 3. SPECIFICATIONS ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・5 4. INSTRUMENT LAYOUT ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・7 5. PREPARATION FOR TESTS ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・9 6. OPERATING INSTRUCTIONS ・・・・・・・・・・・・・・・・・・・・・・・・・・・10 6-1 CURRENT MEASUREMENTS ・・・・・・・・・・・・・・・・・・・・・・・10 6-2 FREQUENCY SELECTOR SWITCH ・・・・・・・・・・・・・・・・・12 6-3 DATA HOLD ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・14 6-4 AUTOMATIC POWER OFF ・・・・・・・・・・・・・・・・・・・・・・・・・・14 7.
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1. SAFETY WARNINGS Make sure to read through this instruction manual before using this instrument. This instruction manual contains warnings and safety rules which must be observed by the use to ensure safe operation of the instrument and to retain it in safe condition. ●...
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Following symbols are used on the instrument and in the instruction manual. Attention should be paid to each symbol to ensure your safety. Refer to the instructions in the manual. This symbol is marked where the user must refer to the ...
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WARNING ● Never attempt to make any measurement if any abnormal conditions are noted, such as broken case, cracked test leads and exposed metal parts. ● Do not install substitute parts or make any modification to the instrument. Return the instrument to Kyoritsu or your distributor for repair or re-calibration.
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2. FEATURES ○ Model 2417 offers True RMS measurement capability. ○ Designed for measurements of AC Leakage and AC current with five ranges from 200 mA to 500 A. AC 200 mA range provides a high resolution of 0.1 mA. ○...
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Auto Power Off: Automatically turns power off in approx. 30 minutes after the instrument is powered Insulation Resistance: 10MΩ min. at 1000 V between electrical circuit and housing case, and electrical circuit and transformer jaws Withstand Voltage: 3700 V AC for 1 minute between electrical circuit and housing case as well as electrical circuit and transformer jaws Conductor Size:...
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① Transformer Jaws Pick up current flowing through the conductor. ② Jaw Trigger Operates the transformer jaws. Press to open them. ③ Power/Range Switch Selects ranges. Also, turns power on. Always turn the switch to off after use. ④...
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5. PREPARATIONS FOR TESTS WARNING Always inspect your instrument and accessories for any sign of damage or abnormality before every use. If any abnormal conditions exist (eg. cracked cases, display not reading, etc.), do not attempt to conduct any tests. 5-1 Battery Check To check the battery voltage set the Power/Range Selector Switch to OFF position.
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6. OPERATING INSTRUCTIONS 6-1 Current Measurements WARNING ● Do not make measurements where the potential is greater than 600 V AC. This may cause shock hazard and damage to the instrument or equipment under test. ● The Transformer Jaws are made of metal and their tips are not insulated.
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NOTE ● When making current measurements, keep the Transformer Jaws fully closed. Otherwise, accurate measurements cannot be taken. Maximum conductor size is 40 mm in diameter. ● When measuring larger current, the Transformer Jaws may buzz. This is not a fault and does not affect the accuracy either.
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NOTE ● For more accurate measurements, place the conductor at the center of the closed jaws. ● When measuring current on a line or a grounded wire, clamp onto one conductor only. (4) When measuring out of balance leakage current, clamp onto all conductors except a grounded wire as shown in Fig.
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Frequency response of 40 Hz to 1 kHz permits measurements of current with harmonics superimposed on the fundamental frequency. High frequency current from appliances such as inverters, switching regulators etc. can therefore be measured. NOTE ● Model 2417 hasa very good frequency response due to the electrical property of the transformer jaws used for the instruments.
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6-3 Date Hold Push the Data Hold Switch Button to freeze the reading. "H" symbol is displayed on the digital display to indicate that the instrument is in Data Hold mode. Push the button again to exit from Data Hold mode. 6-4 Automatic Power Off Model 2417 automatically turns power off In approx.
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7. BATTERY REPLACEMENT 7-1 When to replace the battery (1) When "B" symbol is displayed on the digital display. (2) When the digital display does not read with the Power/Range Selector Switch set to ON position. 7-2 Battery replacement (1) Set the Power/Range Selector Switch to OFF position. (2) Unscrew and remove the battery compartment cover as shown in Fig.
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8. OPTIONAL ACCESSORIES 8-1 Model 8004 and 8008 (Multi-Tran) Model 8008 is a clamp-on current transformer designed to measure A C c u r r e n t u p t o 3000 A i n conjunction with a clamp meter. It clamps on large bus-bars (up to 150 X 100 mm) and conductors ( u p t o 1 0 0 m m d i a m e t e r ) .
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