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Instruction Manual

D100279X012

262K Filter

September 2019

2

Table 1. Specifications

Body Size

NPS 3/4

End Connection Styles

3/4 NPT screwed

Flow Coefficients

C

v

:

 3.96

Maximum Inlet and Outlet Pressure 
Capabilities

(1,2)

Cast Iron:

 28 bar at 65

_

C (400 psig at 150

_

F)

Stainless Steel: 

41 bar at 65

_

C (600 psig at 150

_

F)

Temperature Capabilities

(1)

Cast Iron:

 -28 to 208

_

C (-20 to 406

_

F)

Stainless Steel: 

-54 to 208

_

C (-65 to 406

_

F)

Clean Out Connection

Screwed

Hazardous Area Classification

Complies with the requirements of ATEX Group II
Category 2 Gas and Dust

Ex h IIC Tx Gb
Ex h IIIC Tx Db

Maximum surface temperature depends on operating
conditions

Gas:

    T6...T2 

Dust:

  T85...T208

1. The pressure/temperature limits in this instruction manual and any applicable standard or code should not be exceeded.
2. A pressure exceeding this value can cause failure of, or leakage from, pressure‐containing components.

Specifications

Specifications for the 262K filter are in table 1.

  WARNING

Installation, operation, and maintenance procedures performed by unqualified personnel may result in unsafe operation.
This condition may result in personal injury or equipment damage. Use qualified personnel when installing, operating, and
maintaining this filter.

If a leak develops in the system, the escaping gas may accumulate and become a fire or explosion hazard. Immediately call
qualified service personnel in case of trouble.

Installation

  WARNING

Personal injury, equipment damage, or leakage due to escaping gas or bursting of pressure‐containing parts may result if
the filter is installed where its capabilities can be exceeded or where conditions exceed any ratings of the adjacent piping or
piping connections. To avoid this, install a filter where:

D

 Service conditions are within unit capabilities.

D

 Service conditions are within applicable codes, regulations, or standards.

D

 Additionally, physical damage to the filter could result in breakage, causing personal injury and property damage due to

escaping gas. To avoid such injury or damage, install the unit in a safe location.

D

 Check with your process or safety engineer for any additional measures that must be taken to protect against process

media.

Summary of Contents for Fisher 262K

Page 1: ...ions and warnings If you have any questions about these instructions contact your Emerson sales office before proceeding Product Description The 262K filter is designed to remove dirt scale and other solid substances from the air supply to actuators and instruments The 262K filter is available with a cast iron Style B or stainless steel body Style SSB with NPT screwed connections See table 1 for t...

Page 2: ...nd maintenance procedures performed by unqualified personnel may result in unsafe operation This condition may result in personal injury or equipment damage Use qualified personnel when installing operating and maintaining this filter If a leak develops in the system the escaping gas may accumulate and become a fire or explosion hazard Immediately call qualified service personnel in case of troubl...

Page 3: ... down with the flow passing from top to bottom Figure 3 Fisher 262K Filter 19B0172 A Maintenance Filter parts are subject to normal wear and must be inspected periodically and replaced as necessary The frequency of inspection and replacement depends upon the severity of service conditions and upon applicable codes and government regulations WARNING Avoid personal injury or damage to property from ...

Page 4: ...d Arab Emirates Singapore 128461 Singapore www Fisher com The contents of this publication are presented for informational purposes only and while every effort has been made to ensure their accuracy they are not to be construed as warranties or guarantees express or implied regarding the products or services described herein or their use or applicability All sales are governed by our terms and con...

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