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Common name in common parlance or the trade name of the membrane material

Material designation of the diaphragm

Common name in common parlance or the trade name of the pump head material

Material designation of the pump head

Usual name or brand name of the valve ball/valve cone material in general language

Designation of the material of the valve ball/cone

common name in common usage or the trade name of the material of the valve body

Material designation of the valve body

Common name in common parlance or the trade name of the valve face material

Material designation of the valve seat

A numbering of membrane materials based on standards. The material is clearly described by reference to a standard

Material number of the diaphragm

A numbering of pump head materials based on standards. The material is clearly described by reference to a standard

Material code of pump head

A numbering of valve ball, valve cone materials based on standards. The material is clearly described by reference to a standard

Material number of the valve ball/cone

norm-based coding of the valve body material

Material code of valve body

A numbering of valve face materials based on standards. The material is clearly described by reference to a standard

Material code of valve face

Sum of the cylinders in the set

Count of cylinders

(Representable by natural numbers) quantitative indication of quantity of pump heads

Count of pump heads

standard describing the valve ball material. The material number is taken from this standard. The type and number of the standard with the year and month of issue must be specified

Reference norm material of the valve ball

standard describing the membrane material. The material number is taken from this standard. The type and number of the standard with the year and month of issue must be specified

Reference standard of the material (diaphragm)

standard describing the material of the pump head. The material number is taken from this standard. The type and number of the standard with the year and month of issue must be specified

Reference norm material (pump head)

standard describing the valve face material. The material number is taken from this standard. The type and number of the standard with the year and month of issue must be specified

Reference standard of the material (valve seat)

highest absolute static pressure of the exiting mixture immediately behind the pressure connection, permitted by the manufacturer

max. permissible back pressure

The distance between the top and bottom end points of the stroke

maximum length of stroke

maximum number of cycles completed between top and bottom dead center of the piston movement

max. number of strokes of the piston

minimum number of cycles completed between top and bottom dead center of the piston movement

the pistons min. number of strokes per minute

Document that describes the material of the valve body in the form of a binding, recognized rule

material reference norm of the valve body

Length between top and bottom dead center of the piston

run length

Number of cycles completed between top and bottom dead center of the piston movement in a specific time unit

Stroke rate

Method of the volume flow adjustment and change, of the piston pump

control method

Method of adjusting the stroke length of a piston pump. This can be done manually or automatically

Method of the elevation adjustment

Classification of electrical and non-electrical equipment according to the potentially explosive atmosphere in which it is intended to be used

Device explosion protection-device group

Within a group of devices, a category represents the classification in terms of the required level of security

Explosion protection device category of the entire device

Special measures taken on equipment to prevent ignition of a surrounding atmosphere

Explosion protection Type of protection for the entire device

Classification of devices, protective systems or components for explosive atmospheres according to their maximum surface temperature

Explosion protection Temperature class of the entire device

Coding of the membrane cover material based on standards

Material number of the membrane cover

Voltage value specified by the manufacturer witch can be applied to electrical equipment

Specified input voltage

Document that describes the material of the membrane cover in the form of a binding, recognized rule

Reference standard of the material (diaphragm cover)

common name in common usage or the trade name of the material of the diaphragm cover

Designation of the material of the diaphragm cover

norm describing the displacement piston material. The material number is taken from this norm. Type and number of the norm with issue year and issue month must be given

Displacement piston reference norm

Fixed proportion between the medium to be conveyed and the driving medium

Pressure ratio of pumped medium to drive medium

Information about the availability of an automatic switch of the pump

Automatic switch possible

Largest possible volume of substance moved by the pump in a unit of time

max. delivery volume

Highest permissible speed at which the pump motor may be operated

maximum rotation speed

maximum removable power from the motor

motor power maximum

Voltage which, together with the rated operational current, determines the application of the device. For single-pole devices, the rated operational voltage is generally the voltage across the pole. For multi-pole devices, it is generally specified as the phase-to-phase voltage

operating volt.