Samson Type 2488 Скачать руководство пользователя страница 3

General safety instructions

EB 3135-1 EN

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General safety instructions

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The flow regulator must be installed, started up, and serviced only by skilled
or semi-skilled staff in accordance with good engineering practice so that
employees and third persons are not exposed to danger.
All safety instructions and warnings given in these mounting and operating
instructions, particularly those concerning installation, start-up, and
maintenance, must be strictly observed.

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The regulator complies with the requirements of the European Pressure
Equipment Directive 97/23/EC. The declaration of conformity issued for a
valve bearing the CE marking includes information on the applied
conformity assessment procedure and will be provided on request.

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To ensure appropriate use, only use the regulator in applications where the
operating pressure and temperatures do not exceed the operating values
specified in the order.
Note that the manufacturer does not assume any responsibility for damage
caused by external forces or any other external factors.
Take appropriate safety precautions to prevent hazards that may be caused
in the regulator by the process medium, operating pressure, or moving parts.

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Make sure the regulator is shipped and stored properly.

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The electric actuator has been designed for use in electrical power
installations. Strictly observe the relevant safety regulations for wiring and
maintenance work. Only use disconnect devices that are protected against
accidental or inadvertent reconnection. Take special care when making
adjustments on live parts. Do not remove the covers under any
circumstances.

Important!

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Depending on the field of application, allow the regulator to cool down or
warm up to reach ambient temperature prior to starting any work.
Always depressurize the relevant section of the plant and, if necessary, also
drain the pipeline prior to removing the regulator from the pipeline.

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When controlling freezing media, protect the flow regulator against frost.

Содержание Type 2488

Страница 1: ...Flow Regulators with Electric Actuator Type 2488 5824 and Type 2488 5825 Mounting and Operating Instructions EB 3135 1 EN Edition June 2008 Fig 1 Type 2488 5824 Flow Regulator with Electric Actuator...

Страница 2: ...g or replacing the plug 9 4 3 Replacing the diaphragm 9 5 Nameplate 9 6 Troubleshooting 10 7 Customer inquiries 10 8 Dimensions and weights 11 2 EB 3135 1 EN Contents Note Non electric actuators and c...

Страница 3: ...ified in the order Note that the manufacturer does not assume any responsibility for damage caused by external forces or any other external factors Take appropriate safety precautions to prevent hazar...

Страница 4: ...d to po sition the valve plug against the force of the positioning spring 5 2 Installation 2 1 Mounting position Install the regulator in a horizontal pipeline Make sure the direction of flow correspo...

Страница 5: ...diaphragm 6 2 Screws 7 Control line 8 Adapter 8 1 Orifice stem 8 2 Set point adjuster 8 3 Adjustment screw 8 4 Lead sealed hole 8 5 Orifice restriction 10 Electric actuator 10 1 Actuator stem 10 2 Cou...

Страница 6: ...n the section of the plant equipped with a regula tor prevent the diaphragm actuator from be ing damaged by the test pressure by using a test pressure which does not exceed the max imum permissible di...

Страница 7: ...tion Fig 3 Diagram for adjusting the flow rate 0 3 4 5 5 6 10 12 0 9 4 3 2 DN 32 to 50 DN 15 to 25 6 7 11 0 01 0 05 0 1 0 5 1 5 10 1 0 2 3 4 5 6 7 8 DN 15 Kvs 32 40 50 V m3 h 0 02 0 03 0 2 0 3 2 3 4 1...

Страница 8: ...lar inter vals to avoid possible malfunctions If the valve does not close tightly this may be caused by a dirty seat and plug or due to natural wear If the flow rate deviates considerably from the adj...

Страница 9: ...new one 6 To reassemble proceed in reverse order Observe the tightening torques specified in the table in Fig 2 4 3 Replacing the diaphragm 1 Unscrew the coupling nut and remove the actuator from the...

Страница 10: ...ctive Replace diaphragm section 4 3 or return device for repair Control line blocked Remove and clean control line Flow set point not reached Incorrect set point range selected Check set point range a...

Страница 11: ...ion with threaded ends male thread Length L2 129 144 159 180 196 228 Male thread A G G G 1 G 1 G 1 G 2 Weight approx kg 3 0 3 1 3 2 4 4 6 9 7 4 Special version with flanges PN 16 25 or version with fl...

Страница 12: ...SAMSON AG MESS UND REGELTECHNIK Weism llerstra e 3 60314 Frankfurt am Main Germany Phone 49 69 4009 0 Fax 49 69 4009 1507 Internet http www samson de EB 3135 1 EN S Z 2008 06...

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