Digital/Analog
Megohmmeter
Model 1026
USER MANUAL
Limited Warranty
The Megohmmeter Model 1026, is warranted to the owner for a period of
2 years from the date of original purchase against defects in manufacture.
This limited warranty is given by AEMC
from whom it was purchased. This warranty is void if the unit has been
tampered with, abused or if the defect is related to service not performed
by AEMC
®
Instruments.
Full warranty coverage and product registration is available on our
website at www.aemc.com/warranty.html
Please print the online Warranty Coverage Information for your
records.
What AEMC
®
Instruments will do:
If a malfunction occurs within the warranty period, you may return the
instrument to us for repair, provided we have your warranty registration
information on file or a proof of purchase. AEMC
option, repair or replace the faulty material.
What You Must Do: First request a return authorization form by phone or
by fax from AEMC
®
Instruments, then return the instrument along with the
signed authorization repair form. Return material, postage pre-paid to:
Chauvin Arnoux®, Inc.,
d.b.a. AEMC® Instruments
Service Department
15 Faraday Drive
Dover, NH 03820 USA
Tel: (800) 945-2362 (X520)
(603) 749-6434 (X520)
Fax: (603) 742-2346
Caution: To protect against in-transit loss, we recommend you insure
your returned material.
NOTE: You must obtain a CSA# before returning any instrument.
®
Instruments, not by the distributor
.
®
Instruments will, at its
Table of Contents
Warning...............................................................................................3
International Electrical Symbols ..........................................................4
Receiving Your Shipment....................................................................4
Packaging ...........................................................................................4
Description ..........................................................................................4
Specifications ......................................................................................5
General ........................................................................................5
Electrical ......................................................................................6
Safety...........................................................................................6
Ordering Infor mat ion ....................................................................7
Display Features .................................................................................7
Model 1026 Features ..........................................................................8
Functions ............................................................................................9
AC Function ................................................................................9
V
V
DC Function ................................................................................9
Low Ohm and Continuity Function ...............................................9
Megohm Insulation Resistance Test Function ........................... 10
Manual Mode ...................................................................... 10
Lock Mode .......................................................................... 10
Auto Power Off .......................................................................... 11
Maintenance ..................................................................................... 11
Warning ..................................................................................... 11
Battery Replacement ................................................................. 11
Fuse Replacement ..................................................................... 11
Cleaning ..................................................................................... 11
Repair and Calibration ...................................................................... 12
Technical and Sales Assistance ....................................................... 12
Digital Megohmmeter Model 1026
Warning
These safety warnings are provided to ensure the safety of
personnel and proper operation of the instrument.
• Read the following safety information carefully before attempting
to operate or service the meter.
• Safety is the responsibility of the operator!
• Tests are to be carried out only on dead circuits! Check for live
circuits before making resistance measurements.
• The megohmmeter is a source of high voltage, as is the sample
connected to them. All persons performing or assisting in the
tests must employ all safety precautions to prevent electrical
shock to themselves and to others.
• Use personal protective equipment where appropriate.
• When testing capacitive samples, make sure that they have
been properly discharged and that they are safe to touch.
• Electrical equipment and cables may have sufficient capacitance
to store a dangerous charge from the instrument test current.
For proper discharge to occur the push-to-measure b utton must
be in the OFF position with the lock OFF and with the sample
connected between the EARTH (+) and LINE (-) terminals.
• On prolonged tests, the TEST button may be locked ON. Care
should be taken in this mode that no damage is done if the
instrument is left unattended.
• Megohmmeters should never be used in an explosive
environment.
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