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2000 and 2500 Series

D103817X012

Instruction Manual

May 2016

www.enardo.com

2000 and 2500 Series Emergency Pressure Relief Vents 

(ATEX Approved)

Table of Contents

Introduction ..................................................................1
Specifications ..............................................................2
Product Identification and Marking ..............................2
Principle of Operation ..................................................4
Installation ...................................................................6
Maintenance ................................................................7

!

WARNING

Failure to follow these instructions or 

to properly install and maintain this 

equipment could result in an explosion, 

fire and/or chemical contamination 

causing property damage and personal 

injury or death.
Enardo emergency pressure relief 

vent must be installed, operated 

and maintained in accordance with 

federal, state and local codes, rules 

and regulations, and Emerson Process 

Management Regulator Technologies 

Tulsa, LLC (Emerson

TM

) instructions .

Failure to correct trouble could result in 

a hazardous condition. Call a qualified 

service person to service the unit. 

Installation, operation and maintenance 

procedures performed by unqualified 

person may result in improper adjustment 

and unsafe operation. Either condition 

may result in equipment damage or 

personal injury. Only a qualified person 

shall install or service the emergency 

pressure relief vent.

Introduction

Scope of the Manual

This Instruction Manual provides instructions  

for installation and maintenance for the 2000 and 

2500 Series emergency pressure relief vents (EPRVs).

Figure 2.

 2500 Series Emergency Pressure Relief Vent  

with Vacuum

Figure 3.

 2000 Series with Smart Wireless Monitoring

Figure 1.

 

2000 Series Emergency Pressure Relief Vent

P1888

P1890

Summary of Contents for Enardo 2000 Series

Page 1: ...and Emerson Process Management Regulator Technologies Tulsa LLC EmersonTM instructions Failure to correct trouble could result in a hazardous condition Call a qualified service person to service the unit Installation operation and maintenance procedures performed by unqualified person may result in improper adjustment and unsafe operation Either condition may result in equipment damage or personal...

Page 2: ... Base Arm and Hood Carbon steel 304 Stainless steel and 316 Stainless steel Disk and Seal Support Aluminum and 316 Stainless steel Seal FEP Teflon Viton and Buna N Vacuum Spring 302 Stainless steel Vacuum Pallet and Vacuum Seat Polyphenylene Sulfide and 316 Stainless steel 1 The pressure limits in this Instruction Manual and any applicable standard or code limitation should not be exceeded Figure ...

Page 3: ...eplate attached to the relief valve Model number Flange size and rating Serial number Tag number Notified body number Category number year certificate number pressure setting and flow rate and vacuum setting and flow rate Teflon and Viton are marks owned by E I du Pont de Nemours and Company Figure 5 Emergency Pressure Relief Vent Model Number 2500 Series 2 5 Connection Size 16 20 and 24 in Base A...

Page 4: ...y lifts breaking the seal between the seat and seal portion of the lid assembly This allows vapors to pass through the vent orifice and relieve pressure build up The vent reseals upon relief and remains sealed It is important to note that relieving vapors near the set pressure in a continuous manner may cause the lid assembly to flutter or oscillate This is a common occurrence in products of this ...

Page 5: ...r networking technology is based on the Highly Addressable Remote Transducer HART protocol It is the most widely used wireless networking standard used today and for this reason the 2000 Series has been designed to integrate with it As long as the wireless gateway is WirelessHART it will receive the Open or Closed signal from the device The WirelessHART gateway will then send the information to a ...

Page 6: ... with bolt pattern of the vent The attachment flange base should be at level surface 2 Carefully remove the 2000 and 2500 Series from its crate The seal portion of the vents is delicate protect this surface while handling the unit 3 Place the appropriate gasket on the level attachment flange and center the vent into place 4 Insert the appropriate number of bolts and make sure the vent is fastened ...

Page 7: ...rom the vent if opened under pressure Follow the instruction below for the preventive maintenance of the 2000 and 2500 Series 2 Inspect and clear away any debris or buildup that may cause the vent to become lodged or impede air flow through the unit Do not adjust the height of the installed spring Clean the internal components with a suitable solvent and non abrasive cloth 4 Clear away any debris ...

Page 8: ...ement Regulator Technologies Tulsa LLC 9932 East 58th Street Tulsa OK 74146 6411 Tel 1 918 662 6161 Fax 1 918 662 0004 For further information visit www enardo com Remote Monitoring Maintenance 1 Maintain Smart Wireless Model 2000 EPRV s in the same way as all standard EPRV s 2 Take certain precautions when cleaning the transmitter The surface resistivity of the antenna assembly is greater than 1 ...

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