The Baumann 83000 Sanitary angle control valve (figure 1) features a packless design and is intended for laboratory
flow rates as low as 0.001 liters per minute (l/m) with a Cv range of 0.00001 to 1.2. This innovative design also allows
for clean-in-place (CIP) and sanitize-in-place (SIP) procedures and is self-draining. Meets 3-A sanitary standards for
design and fabrication.
Scope of Manual
This instruction manual includes installation, maintenance, and parts information for the Baumann 83000 sanitary
angle control valve.
Do not install, operate, or maintain Baumann 83000 control valves without being fully trained and qualified in valve,
actuator, and accessory installation, operation, and maintenance. To avoid personal injury or property damage, it is
important to carefully read, understand, and follow all the contents of this manual, including all safety cautions and
warnings. If you have any questions about these instructions, contact your Emerson Process Management sales office
before proceeding.
www.Fisher.com
83000 Valve
December 2014
Instruction Manual
D103367X012
WARNING
Always wear protective gloves, clothing and eyewear when performing any installation operations to avoid personal
injury.
Personal injury or property damage caused by sudden release of pressure or bursting of pressure retaining parts may result
if service conditions exceed those for which the product was intended. To avoid injury or damage, provide a relief valve for
over pressure protection as required by government or accepted industry codes and good engineering practices.
Check with your process or safety engineer for any additional measures that must be taken to protect against process
media.
If installing into an existing application, also refer to the WARNING at the beginning of the Maintenance section in this
instruction manual.
CAUTION
This valve is intended for a specific range of pressures, temperatures and other application specifications. Applying
different pressures and temperatures to the valve could result in parts damage, malfunction of the control valve or loss of
control of the process. Do not expose this product to service conditions or variables other than those for which the product
was intended. If you are not sure what these conditions are you should contact your Emerson Process Management sales
office for more complete specifications. Provide the product serial numbers (shown on the nameplate) and all other
pertinent information.
WARNING
If you move or work on an actuator installed on a valve with loading pressure applied, keep your hands and tools away
from the stem travel path to avoid personal injury. Be especially careful when removing the stem connector to release all
loading on the actuator stem whether it be from air pressure on the diaphragm or compression in the actuator springs.
Likewise take similar care when adjusting or removing any optional travel stop. Refer to the relevant actuator Maintenance
Instructions.
Educational Services
For information on available courses for the Baumann 83000 sanitary angle control valve, as well as a variety of other
products, contact:
Emerson Process Management
Educational Services - Registration
Phone: 1-641-754-3771 or 1-800-338-8158
E-mail: education@emerson.com
http://www.emersonprocess.com/education
2
Instruction Manual
D103367X012
83000 Valve
December 2014
Maintenance
WARNING
Avoid personal injury and property damage from sudden release of process pressure or bursting of parts. Before
performing any maintenance operations:
D Do not remove the actuator from the valve while the valve is still pressurized.
D Always wear protective gloves, clothing, and eyewear when performing any maintenance operations.
D Disconnect any operating lines providing air pressure, electric power, or a control signal to the actuator. Be sure the
actuator cannot suddenly open or close the valve.
D Use bypass valves or completely shut off the process to isolate the valve from process pressure. Relieve process pressure
on both sides of the valve. Drain the process media from both sides of the valve.
D Depending on the actuator construction, it will be necessary to manage the pneumatic actuator spring
pre-compression. It is essential to refer to the relevant actuator instructions in this manual to perform safe removal of
the actuator from the valve.
D Use lock-out procedures to be sure the above measures stay in effect while you work on the equipment.
D Check with your process or safety engineer for any additional measures that must be taken to protect against process
media.
Note
Whenever a gasket seal is disturbed by removing or shifting gasketed parts, install a new gasket during reassembly. This provides a
good gasket seal because the used gasket may not seal properly.
WARNING
Avoid personal injury or property damage by thoroughly cleaning the line of all dirt, welding chips, scale, oil or grease, and
other foreign material. Failure to do so could result in parts damage, malfunction of the control valve or loss of control of
the process.
Installation
1. Before installing the valve in the pipeline, thoroughly clean the line of all dirt, welding chips, scale, oil or grease, and
other foreign material. A micron size filter is recommended upstream of the valve.
2. Install the valve so that the controlled fluid will flow through the valve body in the direction selected from the
4. A pressure gauge or other telltale connection should be installed in the 1/8 inch port in the bolted yoke (see
figure 7). This gauge tells when leakage or breakage of the diaphragm has occurred.
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83000 Valve
December 2014
Instruction Manual
D103367X012
WARNING
To avoid personal injury or property damage, do not attempt to do any work on a valve while the system is in operation,
the valve must be isolated 100% from the active system and the isolated line voided of pressure and/or hazardous fluids.
Air Piping
1. For an air-to-extend actuator (air-to-close action), connect the actuating air pressure line to the 1/4 NPT opening in
the upper diaphragm case. For an air-to-retract actuator (air-to-open action) connect the actuating air pressure line
to the 1/4 NPT in the lower diaphragm case. See figures 4 and 5.
2. Use 6.4 mm (1/4 inch) O.D. tubing or equivalent for all air lines. If the air line exceeds 8 m (25 ft) in length, 9.5 mm
(3/8 inch) tubing is preferred. Air lines must not leak. Air pressure should not exceed 2.5 bar (35 psig).
Flow Direction
Therearetwopossiblewaystopassfluidthroughthevalve:in the Flow-to-Open mode, fluid enters through Port B and
flows to Port A (see figure 2). In the Flow-to-Close mode, fluid enters through the port leading into the chamber or
body bowl, Port A to port B. See figure 2 for port identification.
Each flow direction has its advantages and disadvantages. The following guide will make a selection easier.
Use Flow to Open: Port B to A
D When the valve has to fail close in case of bursting or damage to sealing diaphragm.
D When the valve must drain from inlet to outlet. (Valve mounted with actuator horizontal.)
Use Flow to Close: Port A to B
D In vacuum applications, vacuum on down stream.
D With fluids that have a tendency to cavitate.
D When a self-cleaning operation is required for removal of solid particles in the flow stream.
Disassembly
WARNING
If there is evidence of process fluid under pressure leaking from the joint, retighten the valve body/joint nuts and return to
the Warning at the beginning of the Maintenance section to provide proper steps have been taken to isolate the valve and
relieve process pressure.
1. Remove the actuator by unscrewing the yoke drive nut (key 9) and lifting off the complete actuator assembly. This
keeps the actuator assembly intact and calibrated to the factory setting. Refer to actuator instructions.
2. Remove the bolts (key 13) and lift the bonnet yoke assembly (key 2) with the diaphragm (key 5) and O-ring (key 15)
from the valve body (key 1).
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