Emerson T205- User Manual
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Table of Contents:
- Page 2 – Specifications; Product Configurations; Maximum Operating Inlet Pressures
- Page 3 – bursting of pressure-containing parts may; WARNING; atmosphere. In hazardous or flammable gas; Outlet (Control) Pressure Ranges and Spring Information
- Page 5 – Overpressure Protection; regulators beyond the limits in the Specifications section may; Startup, Adjustment and Shutdown; Startup; Type T205 Actuator Casing Drainage Schematics
- Page 6 – Adjustment; requirements of the specifi c application. With a spring-; For internal fl at circular adjusting screw:; Use a 1-inch / 25 mm hex rod or fl at screwdriver to turn; Shutdown; For a regulator with control line: Close the valve in; Maintenance; disassembly without fi rst isolating the; Expanded View of the Body Area Showing the Body
- Page 7 – Key numbers are referenced in Figures 7 and 8.; Diaphragm and Spring Case Area; For internal flat circular adjusting screw –
- Page 8 – parts on the pusher post in the following order:; For internal flat circular adjusting screw:; finish tightening the spring case cap screws (key 24); Type T205 Trim Option Code
- Page 9 – To Convert Constructions; Follow steps 1, 3 and 4 of Diaphragm and Spring Case; Parts Ordering; When corresponding with your local Sales Office about this; Parts List; Key Description
- Page 10 – Type T205 Regulator Assembly with Internal Registration
- Page 11 – Type T205M Regulator Assembly with External Registration
T205 Series
D103748X012
Instruction Manual
April 2014
www.fisherregulators.com
T205 Series Tank Blanketing Regulators
Table of Contents
Introduction ............................................................................1
Specifications ........................................................................2
Principle of Operation ............................................................3
Installation .............................................................................3
Overpressure Protection........................................................5
Startup, Adjustment and Shutdown .......................................5
Adjustment.............................................................................6
Shutdown...............................................................................6
Maintenance ..........................................................................6
Parts Ordering .......................................................................9
Parts List................................................................................9
WARNING
!
Failure to follow these instructions or to
properly install and maintain this equipment
could result in an explosion, fi re and/or
chemical contamination causing property
damage and personal injury or death.
Fisher
®
regulators must be installed,
operated and maintained in accordance
with federal, state and local codes, rules
and regulations and Emerson Process
Management Regulator Technologies Inc.
(Regulator Technologies) instructions.
If the regulator discharges process fl uid or
a leak develops in the system, service to
the unit may be required. Failure to correct
trouble could result in a hazardous condition.
Call a qualifi ed service person to service the
unit. Installation, operation and maintenance
procedures performed by unqualifi ed
person may result in improper adjustment
and unsafe operation. Either condition may
result in equipment damage or personal
injury. Only a qualifi ed person must install or
service the T205 Series regulator.
Figure 1.
Type T205 Tank Blanketing Regulator
Introduction
Scope of the Manual
This Instruction Manual provides instruction for installation,
startup, maintenance and parts ordering information for the
T205 Series tank blanketing regulators.
Product Description
T205 Series tank blanketing regulator is a direct-operated
and spring-loaded regulator. The regulator prevents a stored
liquid from vaporizing into the atmosphere, reduces liquid
combustibility and prevents oxidation or contamination of
the product by reducing its exposure to air. T205 Series
maintains a slightly positive pressure and thereby
reduces the possibility of tank wall collapse during pump
out operation.
T205 Series is available in two confi gurations: Type T205
for internal pressure registration requiring no downstream
control line and Type T205M which has a blocked throat
and a downstream control line connection for external
pressure registration.
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Summary
T205 Series 2 Specifications The Specifications section on this page provides the ratings and other specifications for the T205 Series. Factory specification such as type, maximum inlet pressure, maximum temperature, maximum outlet pressure, spring range and orifice size are stamped on the nameplate...
T205 Series 3 Principle of Operation T205 Series tank blanketing regulator controls the vapor space pressure over a stored liquid. When liquid is pumped out of the tank or vapors in the tank condense, the pressure in the tank decreases. Tank pressure is sensed by the actuator diaphragm. Spring force...
T205 Series 5 5. Type T205M requires a downstream control line. Be sure to install the control line before putting the regulator into operation. Make the control line as short and straight as possible and do not install it in a location where flow may be turbulent. Restrictions in the control line c...
