Ordering Guide - Emerson Fisher 1808 Manual

Pilot-operated relief valves or backpressure regulators
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Type 1808

Ordering Guide

Type (Select One)
1808 (globe body)***
1808A (angle body)**
Body Material (Select One)
Cast iron***
WCC Steel (Type 1808 only)*
Pilot (Select One)
Type 6358 (for backpressure application)***
Type 6358B (for relief application)***
Set Pressure Range (Select One)
3 to 18 psig / 0.21 to 1.2 bar, Green***
15 to 40 psig / 1.0 to 2.8 bar, Yellow***
35 to 125 psig / 2.4 to 8.6 bar, Red***
O-ring Material (Select One)
Nitrile (NBR)***
Fluorocarbon (FKM)**
Tubing and Fittings (Select One)
Stainless steel tubing and steel fittings***
Stainless steel tubing and stainless steel fittings***
Upstream Control Line Construction (Optional)
Yes
Regulators Quick Order Guide
* * *
Readily Available for Shipment
* *
Allow Additional Time for Shipment
Special Order, Constructed from Non-Stocked Parts.
*
Consult your local Sales Office for Availability.
Availability of the product being ordered is determined by the component with the
longest shipping time for the requested construction.
Webadmin.Regulators@emerson.com
Fisher.com
Emerson Automation Solutions
Americas
McKinney, Texas 75070 USA
T +1 800 558 5853
+1 972 548 3574
Europe
Bologna 40013, Italy
T +39 051 419 0611
Facebook.com/EmersonAutomationSolutions
LinkedIn.com/company/emerson-automation-solutions
Twitter.com/emr_automation
Asia Pacific
Singapore 128461, Singapore
T +65 6777 8211
Middle East and Africa
Dubai, United Arab Emirates
T +971 4 811 8100
Gauge (Optional)
Yes
Pilot Supply Filter (Optional)
Yes
Main Valve Parts Kit (Optional)
Yes, please send one parts kit to match this order.
Pilot Parts Kit (Optional)
Yes, please send one parts kit to match this order.
Specification Worksheet
Application:
Specific Use
Line Size
Gas Type and Specific Gravity
Gas Temperature
Relief Valve Size:
Brand of upstream regulator?
Orifice size of the upstream regulator?
Wide-open coefficient of the upstream regulator?
Pressure:
Maximum Inlet Pressure (P
1max
Minimum Inlet Pressure (P
1min
Downstream Pressure Setting(s) (P
Maximum Flow (Q
)
max
Performance Required:
Accuracy Requirements?
Need for Extremely Fast Response?
Other Requirements:
D100163X012 © 1978, 2019 Emerson Process Management Regulator
Technologies, Inc. All rights reserved. 12/19.
The Emerson logo is a trademark and service mark of Emerson Electric
Co. All other marks are the property of their prospective owners.
Fisher™ is a mark owned by Fisher Controls International LLC, a business
of Emerson Automation Solutions.
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 conditions, which
are available upon request. We reserve the right to modify or improve the
designs or specifications of such products at any time without notice.
Emerson Process Management Regulator Technologies, Inc does not
assume responsibility for the selection, use or maintenance of any
product. Responsibility for proper selection, use and maintenance of any
Emerson Process Management Regulator Technologies, Inc. product
remains solely with the purchaser.
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Fisher 1808a

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