SCU-800 Control Unit for Turbomolecular Pump
Note: An alarm function is incorporated into this STP series. Alarm and cautionary messages are
displayed on the LCD of the SCU-800. Note that the words "WARNING" and "CAUTION"
displayed on the LCD indicate the need for overhaul of the pump or precautions during the
operation. They do not have the same meaning as the much more serious symbols for
"WARNING" and "CAUTION" used in the instruction manual.
1.2 Applied standards
The SCU-800 conforms to the following directives and standards:
1. Applied Directives
EC Low Voltage Directive
EC Electromagnetic Compatibility Directive
2. Applied Standards
EN61010-1 / IEC61010-1
EN55011(class A)
EN61000-6-2
UL61010-1 (Electrical Equipment for Measurement, Control, and Laboratory Use)
3. Information about electromagnetic compatibility
This product is a class A product according to EN61326, and a group 1, class A product
according to EN55011.
This means that this product does not generate and/or use intentionally radio-frequency energy,
in the form of electromagnetic radiation, inductive and/or capacitive coupling, for the treatment of
material or inspection / analysis purpose and that it is suitable for use in all establishments other
than domestic and those directly connected to a low voltage power supply network which
supplies buildings used for domestic purposes.
This product may have potential difficulties in ensuring electromagnetic compatibility in other
than industrial environments, due to conducted as well as radiated disturbances.
This product must not be used in residential areas because it may cause interference if used in
residential areas.
1.3 Limited warranty
This WARRANTY applies to the customer to whom Edwards has delivered this product.
1.3.1 Warranty period
Edwards warrants this product against defects for a period of two (2) years from the date of delivery or
during the period specified in the agreement made by and between the customer and Edwards.
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