Burkert 0262, 0263 Operating Instructions Manual
Bedienungsanleitung
Manuel d‘utilisation
Operating Instructions
Type 0262, 0263
2/2-way diaphragm control valve
2/2-Wege-Membransteuerventil
Vanne de commande à membrane 2 voies
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1 THE OPERATING INSTRUCTIONS
The operating instructions contain important information.
▶ Read the instructions carefully and follow the safety instructions
in particular.
▶ Keep the instructions and provide them to every user.
▶ The liability and warranty do not apply if the procedures in the
operating instructions are not followed.
1.1 Symbols
▶ Highlights instructions to avoid a danger.
→ Designates a procedure which you must carry out.
Warning of injuries:
Danger!
Immediate danger! Serious or fatal injuries.
Warning!
Possible danger! Serious or fatal injuries.
Caution!
Danger! Moderate or minor injuries.
Warning of damage:
note!
Table of contents
1 The operating instructions .......................................................... 2
2 Intended use .............................................................................. 3
3 Basic safety instructions ............................................................ 4
4 Product description ...................................................................5
5 Structure and function ............................................................... 5
6 Technical data ............................................................................ 7
7 Assembly ................................................................................... 9
8 Start-up ................................................................................... 11
9 Removal .................................................................................. 12
10 Spare parts .............................................................................. 12
11 Transportation, storage, disposal ............................................. 14
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2 INTENDED USE
Non-intended use of the diaphragm control valve Type 0262 and
Type 0263 may be dangerous to people, nearby equipment and
the environment.
▶ The device is designed for controlling the ow rate of liquid and
gaseous media.
▶ In potentially explosive atmospheres, only use devices approved
for use in those areas. These devices are labeled with a separate
Ex type label. For such use, note the information provided on
the separate Ex type label and the additional explosion-related
information or separate explosion-related operating instructions.
▶ The device is approved for use in Zone 1 and 21 in accordance
with ATEX directive 2014/34/EU category 2 G/D.
▶ Use according to the authorized data, operating conditions, and
conditions of use specied in the contract documents and operating instructions.
▶ Use the device only in conjunction with third-party devices and
components recommended and authorized by Bürkert.
▶ Correct transportation, storage and installation as well as care-
ful operation and maintenance are essential for reliable and
fault-free operation.
▶ Use the device for its intended purpose only.
2.1 Warranty
The warranty is only valid if the device is used as intended in
accordance with the specied application conditions.
2.2 Information on the Internet
The operating instructions for Type 0262 and 0263 can be found on
the Internet at: www.burkert.com
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3 BASIC SAFETY INSTRUCTIONS
These safety instructions do not consider any contingencies or incidents which occur during installation, operation and maintenance.
The operator is responsible for observing the location-specic safety
regulations, also with reference to the personnel.
Risk of injury due to high pressure.
▶ Before working on the system or device, switch o the pressure
and vent or drain lines.
Risk of injury from electric shock.
▶ Before working on the system or device, switch o the power
supply and secure to prevent reactivation.
▶ Observe the applicable accident prevention and safety regula-
tions for electrical equipment.
Risk of burns during continuous operation due to hot device
surface.
▶ Keep device away from highly ammable substances and
media and do not touch with bare hands.
General hazardous situations.
To prevent injuries:
▶ Operate the device only in perfect state and in consideration of
the operating instructions.
▶ Do not make any changes to the device and do not subject it to
mechanical stress.
▶ Secure device or system to prevent unintentional activation.
▶ Only trained technicians may perform installation and mainte-
nance work.
▶ Install the device according to the regulations applicable in the
country.
▶ After an interruption in the power supply, ensure that the pro-
cess is restarted in a controlled manner.
▶ Observe the general rules of technology.
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4 PRODUCT DESCRIPTION
4.1 General description
The externally controlled valve Type 0262 and 0263 is pneumatically
actuated.
It uses neutral gases or air (control media) to control the ow rate of
media, e.g. water, alcohol, oil, fuel, hydraulic uid, saline solution,
lye, organic solvent and steam.
4.2 Properties
• Glandless, double spindle seal,
• Actuator housing made of acid and lye-resistant plastic,
• High ow values through the stream-lined valve body,
• Type 0263 has a hermetically sealing diaphragm between the
valve body and actuator.
4.3 Device versions
A variant for steam application with PTFE seal is available for Type
0262.
5 STRUCTURE AND FUNCTION
5.1 Structure
The valve consists of a membrane actuator and a 2-way valve
body.
Control diaphragm
Spring plate
Lip seal
O-ring
Seal
Body
Fig. 1: Structure of Type 0262
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