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Glossary

...of specialised terms commonly used in thermostating and metrology.

Specialised Terms from A-Z

> 21 CFR-11

> Actuator

> ACC range

> Adsorption

> Ambient temperature range

> ATEX

> Automatic cooling

> Bath depth

> Bath opening

> Bath thermostat

> Bath volume (also filling volume)

> Bath/circulating thermostats

> Billmeyer formula (IV value according to Billmeyer)

> Boiling point

> Bubble pressure tensiometer

> Bus system See interface.

> Calibration thermostat

> Cascade control See external control.

> Circulation chiller (also circulating chiller)

> Circulation thermostat

> Clear-view thermostat

> CMC measuring

> Compessor control See injection control.

> Component tested safety facilities

> Condenser See refrigerant.

> Contact angle/contact angle measuring

> Control circuit

> Control deviation

> Control section

> Control variable

> Controller characteristic

> Controlling temperature

> Cooling capacity

> Cooling capacity adjustment, automatic

> Cooling cascades

> Cooling power

> Cooling process See refrigerant.

> Cooling thermostat

> Correction as per Harking and Jordan

> Correction as per Zuidema and Waters

> Cracking

> Critical micellar concentration (CMC)

> Delivery head

> Density

> Diffusion coefficient

> Discharge pressure

> Discharge suction

> Drop Volume Tensiometers

> Du Noüy ring

> Du Noüy ring method

> Duplex pump

> Dynamic interface or surface tension

> Dynamic measuring process (tensiometry)

> Dynamic viscosity

> EasyUse Operation

> Emulsion

> Environmental temperature range

> Evaporator See refrigerant.

> Expansion volume/Expansion tank

> External control

> External control

> FDA

> Feed pressure

> Fill volume

> Film temperature

> Fire point

> Flash point

> Flow rate

> Flow rate

> Glass viscometer

> GLP

> GMP/FDA

> Hagen Poiseuill’s Law (fundamental equation of the capillary viscometry)

> Hazard evaluation (HAZOP)

> Heat capacity

> Heat transfer medium/Fluids

> Heating power

> Heating thermostat

> Heating/cooling thermostat

> Huggins formula (IV value according to Huggins)

> Ignition temperature

> Immersion cooler

> Immersion thermostat

> Inherent viscosity (logarithmic viscosity coefficient)

> Injection control

> Insulation type IP

> Interface

> Interface, analogue

> Interface, digital

> Interfacial energy

> Interfacial tension

> Intrinsic temperature

> Intrinsic viscosity (limiting viscosity number, Staudinger index, IV value)

> K value (according to Fickentscher)

> Kinematic viscometry

> Kinetic energy correction: (Hagenbach correction)

> LAUDA LiBus

> Lenard frame

> LIMS

> Mark-Houwink formula

> Martin formula (IV value according to Martin)

> Modular engineering

> Monofluid (single fluid) system

> Noise level

> Operating temperature range

> Operating temperature range

> Overlay pressure/Inert gas covering

> Peripheral wheel pump

> Permanent control deviation

> Plug & Play modules

> Pour point

> PowerAdapt System

> Pressure Equipment Directive (DGRL 97/23 EC)

> Pressure pump

> Pressure/suction pump

> Primary side

> Process thermostats

> Proportional cooling

> Protection type IP

> Pump characteristic

> Radial pumps

> Recommended temperature range

> Reduced viscosity (viscosity coefficient)

> Refrigerant

> Refrigerant

> Refrigeration system See refrigerant.

> Relative viscosity

> Resolution of indication

> Reverse CMC

> Reverse flow protection

> Ring/Plate tensiometers

> Risk analysis

> Safety classes

> Schulz-Blaschke (IV value according to Schulz-Blaschke)

> Secondary side/Heat transfer medium side

> SelfCheck Assistant

> Setting resolution

> Slave controller See external control.

> SmartCool System

> Solomon-Ciuta formula (Solomon-Ciuta)

> Solvent

> Sound pressure level

> Specific heat capacity

> Specific viscosity (relative viscosity increase)

> Standards

> Surface age

> Surface tension

> Surfactant

> Suspension

> System pressure

> Temperature control unit (TCU)

> Temperature controller

> Temperature stability

> Through-flow cooler

> Through-flow coolers

> Through-flow heater

> Two-circuit cascade refrigeration

> Ultra-Kryomat

> Ultra thermostats

> Usable depth

> Vario pump

> Varioflex pump

> Viscosity

> Viscosity index (for mineral oil products)

> Viscosity, kinematic

> Volumetric expansion

> Washburn method

> Wilhelmy plate

> Wilhelmy plate method

> Working temperature range

> Working temperature range, extended

Pour point

The pour point is the temperature at which a liquid becomes so viscous that it just ceases to flow.

LIST AND CHOICE: