LLIIMMIITTEEDD WWAARRRRAANNTTYY AANNDD LLIIMMIITTAATTIIOONN OOFF LLIIAABBIILLIITTYY
The Ethos 8400 is warranted to be free from defects in material and workmanship under
normal use and service.The warranty period is three years and begins on the date of purchase.
Parts, product repairs, and services are warranted for 90 days.This warranty extends only to the
original buyer/end user customer of an Ethos authorised reseller, and does not apply to fuses,
disposable batteries, or to any product which, in Ethos opinion, has been misused, altered,
neglected, contaminated, or damaged by accident or abnormal conditions of operation or
handling.
Ethos authorised resellers shall extend this warranty on new and unused products to end user
customers only but have no authority to extend a greater or different warranty on behalf of
Ethos. Warranty support is available only if the product is purchased through an Ethos
authorised sales outlet.
The Ethos warranty obligation is limited: Ethos have the option to repair the product free of
charge, replace a defective product, or refund the purchase price which is returned to an Ethos
authorised service centre within the warranty period.
To obtain warranty service contact your nearest Ethos service centre to obtain return
authorisation information then return the product to that service centre with a description of
fault. Following warranty repair the product will be returned to the authorised centre and in
turn they will return the repaired product back to the end user. If Ethos determines that failure
was caused by neglect, misuse, contamination, alteration, accident, or abnormal condition of
operation or handling, including overvoltage failures caused by outside the products specified
rating, or normal wear and tear of mechanical components, Ethos will provide an estimate of
repair and obtain authorisation before commencing the work.
This warranty is buyers sole and exclusive remedy and is in lieu of all other warranties, express
or implied, including but not limited to any implied warranty of merchantability or fitness for a
particular purpose. Ethos shall not be liable for any special, indirect, incidental or consequential
damages or losses.
Ethos Instruments
Distributed by MTi
Victoria Road
Avonmouth
Bristol
BS11 9DB
Tel: 0117 938 6400
Fax: 0117 923 5374
Email: enquiries.ethos@adivision.co.uk
Web: www.ethos-instruments.co.uk
31
EETTHHOOSS 88440000
INSTRUCTION MANUAL
30
EETTHHOOSS 88440000
INSTRUCTION MANUAL
OOppeerraattiinngg UUnncceerrttaaiinnttiieess
INFLUENCE INSULATION LOOP IMPEDANCE CONTINUITY RCD RCD
Q
UANTITY RESISTANCE Z
I
R
LO
UU
TI
UU
N
R
ISO
EN 61557-2 EN 61557-3 EN 61557-4 EN 61557-6 EN61557-6
A – Intrinsic
Uncertainty 0.8% 0.9% 1% 1.5% 5.6%
E
1
– Position 0% 0% 0% 0% 0%
E
2
– Supply Voltage 1.0% 0.8% 10% 1.2% 0.3%
E
3
- Temperature 0.8% 4.9% 0.7% 2.0% 2.1%
E
6
– System Phase Angle - 2.4% - - -
E
7
– System Frequency - 0.4% - - -
E
8
– System Voltage - 1.4% - 1.5% 0.6%
E
9
– System Harmonics - 0.8% - - -
E
10
– System D.C Quantities- 8.4% - - -
Specification
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