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CAUTION

CARE MUST BE TAKEN NOT TO TOUCH THE PRESSURE SENSITIVE
DIAPHRAGM WHILE CLEANING THE PRESSURE PORT.  FAILURE TO
OBSERVE THIS PRECAUTION CAN CAUSE IRREPARABLE DAMAGE

.

WARRANTY

The Company warrants its products to be free from defects in material and workmanship in normal use
and service for a period of two years from date of shipment.  The Company reserves the right and
option to refund the purchase price in lieu of repair or replacement upon evaluation of the returned
original part.  Modification, misuse, attempted repair by others, improper installation or operation shall
render this guarantee null and void.  The Company makes no warranty of merchantability or fitness for a
part or purpose.

SERVICING

The transducer cannot be repaired locally and if damaged should be returned to Setra Systems with the
following:-

1.

 

Name and phone number of person to contact

2.

 

Shipping and billing information

3.

 

Full description of malfunction

4.

 

Remove any pressure fitting and plumbing that you may have installed and enclose any required
mating electrical connectors and wiring diagrams.

Please ship to Setra Systems at the address shown below or to your local Setra Distributor when a
replacement/repair is required.

United States

Outside The United States

Setra Systems Inc

Contact your local Setra Distributor

159 Swanson Road
Boxborough, MA 01719
Attn: Repair Department

RETURN TO FACTORY

PLEASE NOTE

:  To comply with Health and Safety requirements, the instrument must be clean and

safe to handle and accompanied by a formal statement to that effect duly signed by an authorised officer
of the Company.

Any instrument returned without certification will be quarantined and no action will occur until cleared.  It
may ultimately be returned to you and subject to a transportation charge.

Summary of Contents for 540 Series

Page 1: ...Installation Guide MODELS 540 541 542 Pressure Measuring Transducers 560550 0085 Rev A 1 800 257 3872 TOLL FREE 1 978 264 0292 FAX www Setra com Web Site ...

Page 2: ...Setra offers a complete line of products for these industries Industrial HVAC Test Measurement Barometric Ultra High Purity Sanitary ...

Page 3: ...LE section All instruments conform to the appropriate specifications and or drawings applicable and have been subjected to relevant strict quality control procedures HAZARDOUS PRODUCTS The Consumer Protection Act of 1987 Section 6 of the Heath and Safety at Work Act 1974 and the Control of Substances Hazardous to Health Regulations 1988 require that we advise recipients and users of our products o...

Page 4: ...UNDER NO CIRCUMSTANCES be allowed to touch the pressure sensitive diaphragm Pressure couplings should be sealed against the outer face at the pressure port entry using bonded seal washer such as Part Number Description Dowty Ref GA29 G bonded seal up to 100 C operation 400 021 4490 02 GA30 G bonded seal up to 200 C operation 300 021 0967 02 GA31 G1 8 bonded seal up to 200 C operation 300 020 0967 ...

Page 5: ...ression devices providing surge immunity to IEC 801 Part 5 To protect the receiving equipment it is recommended the end user fits a Lightning Protection Unit LPU at the instrumentation end close to the point of cable entry into the building installed as recommended by the LPU manufacturer to protect against the likely high current surge resulting from lightning strikes Types 540 542 Weatherproof C...

Page 6: ...e CALIBRATION Transducers are calibrated to the datum requested at time of order this can be identified as follows Code G gauge datum vented to atmosphere via the electrical connection Code A absolute datum Code S sealed reference reference side of the instrument is sealed and the output electrically adjusted to zero with 1013 mb applied to pressure port Code U uni directional differential Code B ...

Page 7: ...n 50V d c for this test Causes of Failure Excess pressure of more than twice the rated range 1 5 times rated range for Inconel wetted parts versions A short duration pressure cycle having such a peak value may be sufficient to damage the strain gauge The instrument may withstand some excess pressure without failure but a change in residual output may result If this is not excessive the instrument ...

Page 8: ...Setra Systems with the following 1 Name and phone number of person to contact 2 Shipping and billing information 3 Full description of malfunction 4 Remove any pressure fitting and plumbing that you may have installed and enclose any required mating electrical connectors and wiring diagrams Please ship to Setra Systems at the address shown below or to your local Setra Distributor when a replacemen...

Page 9: ... INSTRUMENT CONTAINS VITON W A R N I N G ELECTRICAL REQUIREMENTS SUPPLY VOLTS MODEL E LECTRI CAL C ODE MAX RATED OUTPUT ve SUPPLY ve SUPPLY ve OUTPUT ve OUTPUT CASE EARTH 540 541 5 42 B3 Pin A Pin D E Pin B Pin C F 541 542 N4 Red White Yellow Blue Shield 541 542 UA Red White Yellow Blue Shield 541 B4 15V d c 10V d c 0 30mV at rated supply Pin 1 Pin 4 Pin 2 Pin 3 Pin 5 B3 10 6 Bayonet Connector N4 ...

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