APG FLX Operating Manual

PRODUCTS

AUT OMATION

Operator’s Manual

GROUP, INC.

FLX

Series

Magnetic Float Sensors

9003283

Rev. C4, 10/09

APG...Providing tailored solutions for measurement applications

Tel: [phone] • Fax: [phone] • www.apgsensors.com • E-mail: [e-mail]

Automation Products Group, Inc.

FLX Series Rev. C4, 10/09

Table of Contents

Warranty ......................................................................................... 3

Description...................................................................................... 4

Installation ................................................................................... 5-6

Wiring...........................................................................................7-8

Circuit Pr otection ........................................................................... 9

Inspection & Maintenance ............................................................ 10

Technical Notes............................................................................. 10

Specifications ................................................................................ 11

Certificate of Compliance ....................................................... 12-14

Automation Products Group, Inc.

2

APG...Providing tailored solutions for measurement applications

Tel: [phone] • Fax: [phone] • www .apgsensors.com • [e-mail]

Rev. C4, 10/09 FLX Series

• Warranty and W arranty Restrictions

APG warrants its products to be free from defects of material and workmanship
and will, without charge, replace or repair any equipment found defective upon
inspection at its factory, provided the equipment has been returned,
transportation prepaid, within 24 months from date of shipment from factory .

THE FOREGOING WARRANTY IS IN LIEU OF AND EXCLUDES ALL OTHER
WARRANTIES NOT EXPRESSL Y SET FOR TH HEREIN, WHETHER
EXPRESSED OR IMPLIED BY OPERATION OF LAW OR OTHER WISE
INCLUDING BUT NOT LIMITED T O ANY IMPLIED WARRANTIES OF
MERCHANT ABILITY OR FITNESS FOR A PAR TICULAR PURPOSE.

No representation or warranty, express or implied, made by any sales
representative, distributor, or other agent or representative of APG which is not
specifically set forth herein shall be binding upon APG. APG shall not be liable
for any incidental or consequential damages, losses or expenses directly or
indirectly arising from the sale, handling, improper application or use of the
goods or from any other cause relating thereto and APG’s liability hereunder, in
any case, is expressly limited to the repair or replacement (at APG’s option) of
goods.

Warranty is specifically at the factory. Any on site service will be provided at
the sole expense of the Purchaser at standard field service rates.

All associated equipment must be protected by properly rated electronic/
electrical protection devices. APG shall not be liable for any damage due to
improper engineering or installation by the purchaser or third parties. Proper
installation, operation and maintenance of the product becomes the
responsibility of the user upon receipt of the product.

Returns and allowances must be authorized by APG in advance. APG will
assign a Return Material Authorization (RMA) number which must appear on
all related papers and the outside of the shipping carton. All returns are subject
to the final review by APG. Returns are subject to restocking charges as
determined by APG’s “Credit Return Policy”.

Automation Products Group, Inc.

APG...Providing tailored solutions for measurement applications

Tel: [phone] • Fax: [phone] • www .apgsensors.com • [e-mail]

3

FLX Series Rev. C4, 10/09

Permanent Magnet

Float Travel-Stop

Float

Stem

Reed Switch

• Description

The FLX series instruments contain reed switches in the stem and permanent
magnets in the floats. As the float rises or falls with the level of the liquid, the
magnet inside the float act on the reed switch inside the stem to provide the
SPST switching action.

• Handling of the Explosion-Proof FLX Series

The FLX is rated CSA Class 1 Division 1; Groups C, D for explosive
environments. All repairs and adjustments of the FLX must be made by the
factory. To modify, disassemble, or alter the FLX on site is strictly prohibited.
Do not loosen any joints, with the exception of the housing cover for electrical
connection.

Automation Products Group, Inc.

4

APG...Providing tailored solutions for measurement applications

Tel: [phone] • Fax: [phone] • www .apgsensors.com • [e-mail]

Rev. C4, 10/09 FLX Series

• Installation

- Unpacking -

When unpacking the instrument, exercise care not to subject the instrument to
mechanical shock. After unpacking, visually inspect the instrument for
damage.

- Environment -

The FLX series sensors should be installed indoors or outdoors in an area
which meets the following conditions:

1. The ambient temperature does not exceed -400F to +1850F (-400C to 850C).
NOTE: It is recommended that a sun shield be installed over the housing if
exposed to direct sunlight.

2. The medium temperature does not exceed -400F to +1850F (-400C to
850C).

3. Relative humidity up to 100%

4. Pollution Degree 2

5. Measurment Category II

6. Altitude 2000 m or less.

7. Locate the sensor away from strong magnetic fields such as those
produced by motors, transformers, solenoid valves, etc.

8. The medium is free from metallic substances and other foreign matter.

9. No corrosive gases such as NH3, SO2, Cl2, etc.

10. No excessive vibration

11. Ample space for maintenance and inspection.

Automation Products Group, Inc.

APG...Providing tailored solutions for measurement applications

Tel: [phone] • Fax: [phone] • www .apgsensors.com • [e-mail]

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