Extech Instruments ET38 Manuel D'utilisation

Model ET38
Screwdriver Voltage and
Continuity Tester
Voltage Testing
To check a circuit for voltage, insert the
screwdriver probe into the outlet or carefully
touch probe to the electrical contact or
conductor to be tested. Touch metal contact on
the side of the tester housing with finger. If
voltage is present, the LED indicator will light.
WARNING: Do not touch the screwdriver
tip with fingers.
Continuity Testing
1. Before taking a continuity test, make sure
that power to the device or circuit under
test is disconnected and that all fuses are
removed.
2. Touch the probe to one end of the
conductor to be tested.
3. Place finger or hand on the metal plate
located on the tester handle.
4. Use other hand to complete the circuit on
the other end of the conductor.
5. If continuity is made, the LED indicator will
light.
WARNING: To avoid electric shock, never
measure continuity on circuits that have
voltage on them.
CAUTION: Always test on a known live
circuit before use to make sure tester is
operating correctly and batteries are good.
ET38-en-es-fr_V1.1 11/16
Test Equipment Depot - 800.517.8431 - 99 Washington Street Melrose, MA 02176 - TestEquipmentDepot.com
USER MANUAL Replacing Battery
To test the quality of the batteries, touch the
contact point on the tester handle while
touching the screwdriver tip. If the LED indicator
does not light, replace the batteries.
1. Use a screwdriver to remove the Philips
screw and open the battery compartment.
2. Replace with two (2) button type LR44 or
equivalent batteries.
3. Replace the cover and re-test.
CAUTION: Use extreme caution when
checking electrical circuits to avoid injury
due to electrical shock. FLIR Systems, Inc.
assumes basic knowledge of electricity on
the part of the user and is not responsible
for any injury or damages due to improper
use of this tester.
Specifications
Voltage Range
Frequency
Power supply
Operating Temperature
Relative Humidity
Altitude
Overvoltage class
Pollution degree
Recommended Use
To clean, use a damp cloth only with no
chemical detergents or alcohol.
OVERVOLTAGE CATEGORY II
Equipment of OVERVOLTAGE CATEGORY II is
energy-consuming equipment to be supplied
from the fixed installation
Double Insulation: The meter is
protected by double insulation or
reinforced insulation
Copyright © 2016 FLIR Systems, Inc.
All rights reserved including the right of
reproduction in whole or in part in any
form ISO-9001 Certified
12~300V AC
50/60Hz
Two 1.5V button cell
batteries
41 ~ 104°F (5 ~ 40°C)
80% RH Max.
50% > 88°F (31°C)
< 7000 ft. (2000m)
CAT II / 300V
2 (accordance with
IED-664)
Indoor