961-20A0-010 Datasheet, PDF (2/36 Pages) Magnetrol International, Inc. – Ultrasonic Single and Dual Point Level Switches

Read this Manual Before Installing
This manual provides information on the Echotel^®
Models 961 and 962 Ultrasonic Liquid Level Switches.
It is important that all instructions are read carefully and
followed in sequence. Detailed instructions are included
in the Installation section of this manual.
Conventions Used in this Manual
Certain conventions are used in this manual to convey
specific types of information. General technical material,
support data, and safety information are presented in
narrative form. The following styles are used for notes,
cautions, and warnings.
Notes
Notes contain information that augments or clarifies
an operating step. Notes do not normally contain
actions, they follow the procedural steps to which
they refer.
Cautions
Cautions alert the technician to special conditions
that could injure personnel, damage equipment, or
reduce a component’s mechanical integrity. Cautions
are also used to alert the technician to unsafe prac-
tices or the need for special protective equipment or
specific materials. In this manual, a caution box indi-
cates a potentially hazardous situation which, if not
avoided, may result in minor or moderate injury.
Warnings
Warnings identify potentially dangerous situations or
serious hazards. In this manual, a warning indicates
an imminently hazardous situation which, if not
avoided, could result in serious injury or death.
Safety Messages
ECHOTEL Models 961 & 962 are designed for use in
Category II, Pollution Degree 2 installations. Follow all
standard industry procedures for servicing electrical and
computer equipment when working with or around high
voltage. Always shut off the power supply before touch-
ing any components.
Electrical components are sensitive to electrostatic dis-
charge. To prevent equipment damage, observe safety
procedures when working with electrostatic sensitive
components.
This device complies with Part 15 of the FCC rules.
Operation is subject to the following two conditions:
(1) This device may not cause harmful interference,
and (2) This device must accept any interference
received, including interference that may cause
undesired operation.
WARNING! Explosion hazard. Do not connect or dis-
connect equipment unless power has been switched off
or the area is known to be non-hazardous.
Low Voltage Directive
For use in Category II installations. If equipment is used
in a manner not specified by manufacturer, protection
provided by equipment may be impaired.
Notice of Trademark, Copyright, and Limitations
Magnetrol^®, Magnetrol^® logotype and Echotel^® are
registered tradenames of Magnetrol International,
Incorporated.^®
Copyright © 2011 MAGNETROL INTERNATIONAL,
INCORPORATED. All rights reserved.
Performance specifications are effective with date of issue
and are subject to change without notice. MAGNETROL
reserves the right to make changes to the product
described in this manual at any time without notice.
MAGNETROL makes no warranty with respect to the
accuracy of the information in this manual.
Warranty
All MAGNETROL electronic level and flow products
are warranted free of defects in materials or workman-
ship for one full year from the date of original factory
shipment.
If returned within the warranty period; and, upon factory
inspection of the control, the cause of the claim is
determined to be covered under the warranty; then,
MAGNETROL will repair or replace the control at no
cost to the purchaser (or owner) other than transportation.
MAGNETROL shall not be liable for misapplication,
labor claims, direct or consequential damage or expense
arising from the installation or use of equipment. There
are no other warranties expressed or implied, except spe-
cial written warranties covering some MAGNETROL
products.
Quality Assurance
The quality assurance system in place at MAGNETROL
guarantees the highest level of quality throughout the
company. MAGNETROL is committed to providing
full customer satisfaction both in quality products and
quality service.
The MAGNETROL quality assurance
system is registered to ISO 9001
affirming its commitment to known
international quality standards
providing the strongest assurance of
product/service quality available.
51-646 Echotel^® Model 961 & 962 Ultrasonic Level Switches