Emerson S200- Installation Manual

S200 Series

D400007XENG

Installation Guide
English – May 2002

www.FISHERregulators.com

Introduction

This installation guide provides instructions for installation,
startup, and adjustment. To receive a copy of the instruction
m a n u a l , c o n t a c t y o u r l o c a l F i s h e r S a l e s
O f f i c e o r S a l e s R e p r e s e n t a t i v e o r v i e w a c o p y a t
www.FISHERregulators.com. For further information refer to:

• Type S201 and S202 Instruction Manual, form 5171,

D400007X012

• Type S201P, S201PK, and S202P Instruction Manual,

form 5172, D400009X012

• Type S203, S203H, and S203P1-P3 Instruction Manual,

form 2216, D400010X1012

• Types S204 and S206 Instruction Manual, form 1749,

D400011X012

• Types S208 and S209 Instruction Manual, form5412,

D102247X012

P.E.D. Categories

This product may be used as a safety accessory with
pressure equipment in the following Pressure Equipment
Directive 97/23/EC categories. It may also be used out-
side of the Pressure Equipment Directive using sound
engineering practice (SEP) per table below.

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Specifications

Available Constructions (See table 1)

S201:

Basic construction without internal relief for

5 to 75 mbar (2 to 30-inches w.c.) outlet pressures

S201H:

S201 with a heavy diaphragm plate for 0,069

to 0,34 bar (1 to 5 psig ) outlet pressures

S201K:

S201 with a heavy diaphragm plate for 0,14

to 0,69 bar (2 to 10 psig) outlet pressures

S201P:

S201 with downstream control line connec-

tion and O-ring stem seal for external pressure
registration

S201PK:

Combination of S201K and S201P

S202, S202H, S202P:

S201, S201H, and S201P

constructions with internal relief

S203, S203H, S203P:

S201, S201H, and S201P

constructions with “True” monitor regulator to
provide overpressure protection. Available in Cast
iron body only.

S204, S204H:

S201 and S201H constructions with

a low outlet pressure shutoff. Available in Cast
iron body only.

S206, S206H:

S202 and S202H constructions with

a low outlet pressure shutoff with internal relief.

Available in Cast iron body only.

S208, S208H, S208P, S208K, S208PK:

S201,

S201H, S201P, S201K, and S201PK constructions
with a Type VSX-2 slam-shut device to provide over-
pressure (OPSO) or over and underpressure (UPSO)
protection. Available in Ductile iron body only.

S209, S209H, S209P:

S202, S202H, and S202P

constructions with a Type VSX-2 slam-shut device
to provide overpressure (OPSO) or over and under-
pressure (UPSO) protection. Available in Ductile
iron body only.

Body Sizes and End Connection Styles

(1)

See table 2

Minimum and Maximum Inlet Pressures

(1)

Maximum Emergency (Body Rating) Inlet
Pressure:

12 bar (175 psig)

Maximum Operating Inlet Pressure:

See table 4

Types S204 and S206 Minimum Inlet Pressure
Required to Prevent Shutoff:

See figure 1

Maximum Outlet Pressure (Casing)

(1)

1,0 bar (15 psig)

Maximum Operating Outlet Pressure to Avoid Internal
Part Damage

(1)

Light Diaphragm Plate:

0,14 bar

(2 psi) above

outlet

pressure setting

Heavy Diaphragm Plate:

0,21 bar

(3 psi) above

outlet pressure setting

Outlet Pressure Ranges

(1)

See table 3

Integral Monitor Performance

(1)

See table 5

Internal Relief Performance

(1)

Internal relief valve opens at 20 to 69 mbar
(7 to 28-inches w.c.) above outlet setting, depending
on control spring

Type VSX-2 Trip Pressure Ranges

(1)

See table 6

Proof Test Pressure

All Pressure Retaining Components have been
proof tested per Directive 97/23/EC - Annex 1,
Section 7.4

Maximum Temperature Capabilities

(1)

Nitrile (NBR):

–29° to 66°C (–20° to 150°F)

Fluoroelastomer (FKM):

–18° to 93°C (0° to 200°F)

(Upper temperature limitation due to nylon flappers)

Type VSX-2:

–29° to 60°C (–20° to 140°F)

1. The pressure/temperature limits in this installation guide and any applicable
standard or code limitation should not be exceeded.

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S201

S201H

S201K

S201P

S201PK

S202

S202H

S202P

S203

S203H

S203P

S204

S204H

S206

S206H

S208

S208H

S208K

S208P

S208PK

S209

S209H

S209P

Table 1.

Available Constructions