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Summary of Contents for Extech Instruments 381626
- Page 1 Pen Multimeter Model 381626 CAUTION: Read, understand and follow all Safety Rules and Operating Instructions in this manual before using this product.
- Page 2 It can be used for measuring AC or DC voltage, AC or DC current, resistance, diodes and EXTECH INSTRUMENTS CORPORATION warrants this continuity. It can also be used as a logic test pen. The instrument to be free of defects in parts and measuring ranges are changed automatically or can workmanship for one year from date of shipment.
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Page 3: Specifications
The warranty set forth above is inclusive and no other Version 1.1 4 August, 2000 warranty, whether written or oral, is expressed or implied. SPECIFICATIONS Ranges Resolution Accuracy DC Voltage 300mV, 3V 100µV +(1.5% reading + 5 digits) Input Impedance 10MΩ 30,300, 500V +(1.0% reading + 2 digits Max Input 500V AC/DC... -
Page 4: Functional Description
This meter has been designed to be safe in use, but the rules listed below should be carefully followed for safe 1. Data Hold Button operation. 2. Range Hold Button 3. DC/AC Button 1. NEVER apply voltage or current to the meter that 4. -
Page 5: Operation
Range Hold Button CAUTION: This meter is a precision electronic instrument. To avoid damaging the unit, observe all safety statements The Resistance, AC or DC voltage or current ranges can contained in this manual. be selected manually or automatically. The Range Hold button is used to select the range hold mode as follows. -
Page 6: Resistance Measurement
2. Set the Function Switch to the position and select with Button(3) Resistance Measurement 3. Connect the positive test probe and the black test lead 1. Connect the black test lead to the COM jack. across the diode under test. If the positive test probe is 2. -
Page 7: Battery And Fuse Replacement
4. In the logic testing mode, the measured voltage is displayed in the LCD. Battery and Fuse Replacement NOTE: Do not operate the instrument or connect the test lead or probe to any circuit with the rear cover open. 1. Remove the screw and open the battery door. Replace the old batteries or the blown fuse with the same type.
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