Draper 400 Series Original Instructions Manual
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Draper 400 Series Original Instructions Manual

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EN
Original Instructions
Version 3
May 2024
400 SERIES
DIGITAL
MULTIMETER
92433

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Summary of Contents for Draper 400 Series

  • Page 1 Original Instructions Version 3 May 2024 400 SERIES DIGITAL MULTIMETER 92433...

  • Page 2: Table Of Contents

    1. Preface 3. Product Introduction 1.1 Product Reference 3.1 Intended Use User Manual for: 400 Series Digital Multimeter This device is designed to measure voltage, current and resistance across AC and DC circuits. Fitted with a large LCD Stock No: 92433 backlit display screen, torch and an NCV (Non - contact voltage) sensor.
  • Page 3 AC/DC Current Frequency Range Accuracy Resolution Range Accuracy Resolution 60uA 0.01μA 9.999Hz 0.001Hz 600uA 0.1μA 99.99Hz 0.01Hz 6000uA 1% reading, +3 digits 1μA 999.9Hz 0.1Hz 60mA 0.01mA 9.999kHz ± 1.0% reading + 3 digit 0.001kHz 600mA 0.1mA 99.99kHz 0.01kHz ±2% reading,+10 digits 0.01A 999.9kHz 0.1kHz...

  • Page 4: Health And Safety Information

    − DO NOT use any other leads with this product   • Keep your fingers behind the guards on the probes than those supplied. Contact Draper Tools for during use. replacement options if the leads become • ALWAYS remove the contact leads from the device damaged.

  • Page 5: Identification And Unpacking

    Before assembling the product, lay the contents out and check them against the parts listed below. If any part is damaged or missing, do not attempt to use the product. Please contact the Draper Helpline; contact details can be found at the back of this manual. (7C)

  • Page 6: Functions

    6. Functions 6.1 LCD Display Explained 6.2 The Function Dial • Turn the function dial (6) and press the ‘’SEL’ button (5) to select the appropriate measurement type. 6.3 ‘SEL’ Select Button •  The ‘SEL’ button (5) allows switching between the different test modes, switch temperature between Celsius and Fahrenheit, diode and continuity and frequency and duty cycle measurements.

  • Page 7: Operating Instructions

    7. Operating Instructions Important: Before operating this product, read and 3. Position the probe contacts across the source of the understand all the safety instructions listed in this circuit to be measured, observing the correct polarity. manual. 4. Enable the power to the circuit to be measured. The Important: Inspect the device for signs of damage, voltage value is displayed on the LCD screen (3).
  • Page 8 7. Operating Instructions 7.4 Resistance Measurement (Ω) • If the resistance is less than 50Ω the buzzer may sound. 1. If the resistance to be tested is part of a circuit, switch • If the test probes are open or the resistance measured the circuit off, disconnect the power and allow all is above 600Ω, ‘OL’...
  • Page 9 7. Operating Instructions 7.10 Transistor Testing Fig. 7  WARNING! DO NOT apply voltages above 36VDC or RMS to the ‘COM’ or ‘hFE’ terminals. 1. Turn the function dial (6) to ‘hFE’ position. 2. Determine whether the transistor is either type ‘NPN’ or ‘PNP’. Then insert the transistor pins into the corresponding ‘EBCE’...

  • Page 10: Product Care And Disposal

    • Replace the probes IMMEDIATELY if they are damaged in any way or the conductors are exposed; contact Draper Tools for replacement options. • Important: Replacement probes must be rated CAT III 1,000V (10A). • If the low battery indicator ( ) is shown on the display, replace the battery as soon as possible;...

  • Page 11: Explanation Of Symbols

    10. Explanation of Symbols Read the instruction manual Fuse WEEE – Waste Electrical & Electronic Equipment Danger! High voltage/current Do not dispose of Waste Electrical & Electronic Equipment in with domestic rubbish For indoor use only; Voltage AC do not expose to rain Class II construction Voltage DC (Double insulated)
  • Page 12 Product Helpline: +44 (0) 23 8049 4344 Telephone Sales Desk: +44 (0) 23 8049 4333 General Enquiries: +44 (0) 23 8026 6355 Please contact the Draper Tools Product Helpline for repair and servicing enquiries. © Published by Draper Tools Limited © Published by Draper Tools Limited...

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Dmm40492433

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