Note: An alarm function is incorporated into this STP series. Alarm and cautionary messages are
displayed on the LCD of the SCU-1601. 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 Electromagnetic compatibility
• This product is a Class A product according to EN61326-1 (Group 1, Class A product according
to EN55011) and intended to be used in an industrial electromagnetic environment defined by
EN61326-1.
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.
• List of cables used in electromagnetic compatibility test of SCU-1601.