Pittway System Sensor EPS40 Series Installation And Maintenance Instructions Download Page 4

D770-17-00

4

I56-986-02

 © System Sensor 1997

Three-Year Limited Warranty

System Sensor warrants its enclosed pressure switch to be free from de-
fects in materials and workmanship under normal use and service for a
period of three years from date of manufacture. System Sensor makes no
other express warranty for this pressure switch. No agent, representative,
dealer, or employee of the Company has the authority to increase or alter
the obligations or limitations of this Warranty. The Company’s obligation
of this Warranty shall be limited to the repair or replacement of any part of
the pressure switch which is found to be defective in materials or work-
manship under normal use and service during the three year period com-
mencing with the date of manufacture. After phoning System Sensor’s toll
free number 800-SENSOR2 (736-7672) for a Return Authorization number,
send defective units postage prepaid to: System Sensor, Repair Depart-

ment, RA #__________, 3825 Ohio Avenue, St. Charles, IL 60174. Please
include a note describing the malfunction and suspected cause of failure.
The Company shall not be obligated to repair or replace units which are
found to be defective because of damage, unreasonable use, modifica-
tions, or alterations occurring after the date of manufacture. In no case
shall the Company be liable for any consequential or incidental damages
for breach of this or any other Warranty, expressed or implied whatsoever,
even if the loss or damage is caused by the Company’s negligence or fault.
Some states do not allow the exclusion or limitation of incidental or conse-
quential damages, so the above limitation or exclusion may not apply to
you. This Warranty gives you specific legal rights, and you may also have
other rights which vary from state to state.

but not less than bi-monthly.

• Install a back-up control for all critical applications

where control failure could endanger life or property.
A backup control to serve as a high or low limit con-
trol is especially recommended for applications where
a runaway condition could result.

• Do not mount unit where ambient temperatures will

exceed published limits.

• Avoid impact or mechanical loading.

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Summary of Contents for System Sensor EPS40 Series

Page 1: ...nd the re quirements of the authority having jurisdiction Failure to follow these directions may result in failure of the device to report an alarm condition System Sensor is not responsible for devices that have been improperly installed tested or maintained Specifications Contact Ratings 10 A 1 2 HP 125 250 VAC 2 5A 6 12 24 VDC Overall Dimensions See Figure 1 Operating Temperature Range 40 F to ...

Page 2: ...URE SWITCH AT TRIP POINT B COM A A COM B SWITCH 1 SW2 SW1 SWITCHES AT NORMAL SYSTEM PRESSURE SWITCHES AT LOW TRIP POINT SW1 SW2 MODELS EPS40 2 EPS120 2 SWITCHES AT HIGH TRIP POINT SW1 SW2 B COM A B COM A B COM A A COM B A COM B A COM B GROUND SCREW C O M B A COMMON TERMINALS BREAK WIRE AS SHOWN FOR SUPERVISION OF CONNECTION DO NOT ALLOW STRIPPED WIRE LEADS TO EXTEND BEYOND SWITCH HOUSING DO NOT LO...

Page 3: ...stment wheel the window changes by approximately 11 PSI for the EPS 40 2 and 40 PSI for the EPS 120 2 Option 2 To adjust the pressure window size and the nominal setting of the pressure window adjust the main adjustment wheel Figure 5 until the high switch SW1 trips at the desired pressure using the pressure test source Decrease the pressure until the low switch SW2 trips Note pressure and determi...

Page 4: ...ude a note describing the malfunction and suspected cause of failure The Company shall not be obligated to repair or replace units which are found to be defective because of damage unreasonable use modifica tions or alterations occurring after the date of manufacture In no case shall the Company be liable for any consequential or incidental damages for breach of this or any other Warranty expresse...

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