Data Sheet

Overpressure Protection Options
For further information, visit www.emersonprocess.com/regulators/lp
Our Global Product Brand:
D450221T012 © 2009 Emerson Process Management Regulator Technologies, Inc. All rights reserved. Printed in the U.S.A. 03/09.
Fisher, Emerson Process Management, and the Emerson Process Management design are marks of one of the Emerson Process
Management group of companies. All other marks are the property of their respective owners.
LP-Gas Equipment
Emerson Process Management Regulator Technologies, Inc.
Integral True-Monitor
TM
Protection
Combines the operation of a conventional two-regulator
wide-open monitor set into one device without the need for a
downstream control line.
Slam-Shut
Shuts off gas service to the downstream
system in the event of an overpressure or
underpressure condition.
INTEGRAL MONITOR PRIMARY REGULATOR
Internal Relief
Discharges gas across the diaphragm
assembly to minimize overpressure.
Asia-Pacific
Singapore, Singapore 128461
Tel: [phone]
Europe
28320 Gallardon, France
Tel: [phone]
North America
McKinney, Texas 75069-1872 USA
Tel: [phone]
Outside U.S. 1-972-548-3574
Latin America
54080 Tlalnepantla, Mexico
Tel: [phone]
CS400 Series Features
Operation: Direct-Operated, Spring-Loaded
Body Size: NPS 1-1/4, 1-1/2, 2, NPT; ISO 7/1 Rp;
NPS 2 (DN 50) CL125 FF / CL150 FF, PN 10/16
Maximum Operating Inlet Pressure:
Up to 125 psig (8,6 bar)
Outlet Pressure Range:
3.5-inches w.c. to 5.5 psig (9 mbar to 0,38 bar)
Maximum Outlet (Casing) Pressure: 25 psig (1,7 bar)
Temperature Capabilities:
-20° to 150°F (-29° to 66°C)
Spring Case Vent Connection: 1 NPT
Pressure Registration: Internal or External
Body Material: Gray Cast Iron, Ductile Cast Iron, and Steel
Overpressure Protection:
Internal Relief
Integral True-Monitor
TM
Protection
Slam-Shut Protection