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2.0  Introduction

 

 

The 

PULSAlarm® ® 

is a microprocessor based stroke length control device for use with 

the 

PULSA

 diaphragm-metering pump. It has been designed to operate in a variety of 

industrial environments.  

 

3.0  Foreword

 

 

The pumps to which these “instructions” refer to are 

designed for use in industrial areas

 

and therefore cannot be treated as retail products. The present documentation gives 
instructions to be used by qualified personnel only. 

It must be used in compliance with 

the regulations, laws and technical standards in force 

and cannot, under any 

circumstances, take the place of plant standard or additional regulations, including any 
which are not legally enforceable, which have been issued with the scope of ensuring 
safety.  

 

Equipment with special manufacturing or constructive variances may differ in details with 
respect to this description. 

 

In case of any difficulty, please contact PULSAFEEDER, INC. Technical Service. 

 

The PULSAlarm® is rated for NEMA 7 locations as identified on the nameplate. 

The PULSAlarm® complies with both ATEX and IEC IECEx standards.  
 
The following standards apply to this product: 

 

IEC 60079-0 6

th

 Edition 

IEC 60079-1 6

th

 Edition 

IEC 60079-31 1

st

 Edition 

 

EN 60079-0:2012+A11:2013 

EN 60079-1:2007 

EN 60079-31:2009 

 

 

 

 

 

 

 

 

 

 

 

 

Содержание PULSAlarm PulsaPro

Страница 1: ...UL 14 0118X Ex d IIB T5 Gb Ex tb IIIC T100 C Db IP66 Bulletin IOM PUL 1007 Rev E THIS DOCUMENT CONTAINS CHARACTERISTICS CONTROLLED BY U L FILE E186527 CHANGES REQUIRE AGENCY APPROVAL PULSAlarm LEAK DE...

Страница 2: ...ation of the original parts by Pulsafeeder personnel Parts returned for warranty considerations which are good will be sent back freight collect Any field modifications will void the warranty Out of w...

Страница 3: ...this document are subject to change without notice Trademarks Pulsa Series and PULSAlarm are registered trademarks of Pulsafeeder Inc Revision History Revision Implemented By Revision Date Approved B...

Страница 4: ...9 5 1PULSAlarm ReagentHead 10 5 2PULSAlarm LeakDetection Diaphragm 10 5 3DiaphragmConstruction 11 6 0 Electrical 12 7 0 Setup for Pressure 13 8 0 Pressure fill chamber 17 9 0 Maintenance 19 9 1Switch...

Страница 5: ...IC SHOCK Notes are general information meant to make operating the equipment easier For information on overall pump operation and maintenance refer to the Installation Operation and Maintenance manual...

Страница 6: ...rds in force and cannot under any circumstances take the place of plant standard or additional regulations including any which are not legally enforceable which have been issued with the scope of ensu...

Страница 7: ...should be taken when installing conduit to protect against fluid vapor entry In accordance with any applicable codes provide sealed entries and conduit drains near the point of entry as required For...

Страница 8: ...I Protection Methods flameproof enclosure III Gas Group IV Equipment Category IV Temperature Code or Temperature Rating max surface temp T85 V Combustible Dust Environment V Equipment Protection Level...

Страница 9: ...iaphragm that will then be transferred outwards by the barrier fluid This fluid will create pressure against the pressure switch This switch has a trip point of 20 psi 1 37 bar When this pressure is r...

Страница 10: ...ate metal spacer ring The space between the diaphragms is sealed so that the diaphragm functions as does a standard single diaphragm For the pressure system the space between the diaphragms is filled...

Страница 11: ...ruction The adhesive rings aid in assembly and are not present for sealing purposes Capillary tube Process side PTFE layer Adhesive ring Support ring Hydraulic side PTFE layer Adhesive ring Figure 2 d...

Страница 12: ...ker and attached to the PULSAlarm enclosure is adequate to satisfy this requirement The switch is the SPDT single pole double throw type and can therefore be connected to either open or to close upon...

Страница 13: ...dia is used it must be compatible with construction materials The system will require proper setup after maintenance or repairs see the following page for the proper procedure Figure 5 pressure system...

Страница 14: ...2 Remove the pressure gauge from the housing body and replace it with a straight tubing adaptor fitting This will be referred to in this document as the outlet side Figure 6 fitting for priming outle...

Страница 15: ...the plug into the needle valve to seal the system inlet 7 9 Allow vacuum to remain on the outlet side of the system for approx 2 3 minutes this will aid in the evacuation of excess fluid Once complet...

Страница 16: ...ark on the tube can assist in observing this process visually Once the liquid in the tube no longer rises the evacuation should be complete 7 18 After the startup period remove the tubing and connecti...

Страница 17: ...m readily available fittings that allow the barrier fluid to be fed under pressure to the inlet of the system Users may wish to fabricate a device based upon this sketch which will aid in the setup of...

Страница 18: ...et fitting on the pump head the fitting with the needle valve Open the fill valve needle valve on the pump and then open the two plastic valves on the fluid fill device Switch the hand pump to the pre...

Страница 19: ...next section 5 Repeat steps 3 and 4 above until the required setpoint as attained 6 Tighten the switch locking ring and replace the switch enclosure cover 7 Reconnect the alarm circuit to the switch U...

Страница 20: ...azardous materials 4 Place a suitable container underneath the pump head to catch any liquid leakage 5 Disconnect process piping and drain any process liquid following material safety precautions 6 Re...

Страница 21: ...ent head bolts and tighten in an alternating pattern to ensure an even seating force Torque to the values recommended in the Installation Operation and Maintenance manual appropriate to the pump 3 App...

Страница 22: ...A unit of IDEX Corporation 2883 Brighton Henrietta Town Line Road Rochester NY 14623 1 585 292 8000 pulsa com pulsa idexcorp com PULSAlarm LEAK DETECTION...

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