Type H800
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Industrial
USA - Headquarters
McKinney, Texas 75070 USA
Tel: 1-800-558-5856
Outside U.S. 1-469-293-4201
Asia-Pacic
Shanghai, China 201206
Tel: 86-21-5899 7887
Europe
Bologna, Italy 40013
Tel: 39 051 4190611
Natural Gas Technologies
USA - Headquarters
McKinney, Texas 75070
Tel: 1-800-558-5856
Outside U.S. 1-469-293-4201
Asia-Pacic
Singapore, Singapore 128461
Tel: +65 6777 8211
Europe
Bologna, Italy 40013
Tel: 39 051 4190611
Gallardon, France 28320
Tel: +33 (0)2 37 33 47 00
Industrial/High Purity
TESCOM
Elk River, Minnesota 55330 USA
Tel: 1-763-241-3238
Selmsdorf, Germany 23923
Tel: +49 (0) 38823 31 0
For further information visit www.emersonprocess.com/regulators
TYPE H800
INSTALLATIONS
SUPPLY PRESSURE
REGULATOR TYPES
REMOTE VENT PIPING
(1)
MAXIMUM ALLOWABLE INLET PRESSURE TO SUPPLY
PRESSURE REGULATOR
Psig Bar
A
67, 67R, 67F, 67FR, 67AF,
or 67AFR
Yes
250 17,2
No
B
67, 67R, 67AF, or 67AFR
Yes 100 6,9
No 250 17,2
67FR or 67F
Yes 100 6,9
No 200 13,8
1. Limit vent piping to 30 equivalent feet (9 equivalent meters) of 1/2-inch piping. Lower vent piping may reduce the maximum allowable inlet pressure to supply pressure regulator.
Table 1. Maximum Allowable Inlet Pressure to 67 Series Regulators (with Type H800 Backpressure Regulator) to prevent
Instrument Supply Pressure From Exceeding 50 psig (3,4 bar)
Parts List
Key Description
1 Relief Valve Body
2 Spring Case
3 Spring
4 Spring Cap
5 Diaphragm
Taking Out of Service (Shutdown)
To avoid personal injury resulting from sudden release
of pressure, isolate the backpressure regulator from
all pressure before attempting disassembly.
PNEUMATIC INSTRUMENT
TYPE H800
BACKPRESSURE
REGULATOR
TUBING FOR INSTRUMENT
SUPPLY PRESSURE
PNEUMATIC
INSTRUMENT
INLET PRESSURE
TUBING
TUBING FOR INSTRUMENT
SUPPLY PRESSURE
VENT
CONNECTION
PIPE PLUG (MAY ALSO
BE OPTIONAL GAUGE)
TYPE H800 BACKPRESSURE
REGULATOR
TYPE 67AFR REGULATOR
ACTUATOR YOKE
ACTUATOR YOKE
VENT CONNECTION
INLET PRESSURE
TUBING
TYPE 67AFR REGULATOR
ACTUATOR YOKE
W3616
Figure 1. Typical Installation Orientations
Key Description
6 Disc Restriction
7 Screen
8 Internal Retaining Ring
9 Machine Screw
11 Diaphragm Disc
Figure 2. Type H800 Backpressure Regulator
26A9059-B
A2908
(2 pages)
(1 pages)
(44 pages)
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