4
Festo — VPPI-...-S1BT — 2021-11
Safety
1
About this document
1.1
Applicable documents
Document
Product
Contents
Operating
instructions
Proportional-pressure regulator
VPPI-...-S1/-S1BT
Assembly, Installation, Commis-
sioning
Test report
1)
Proportional-pressure regulator VPPI-...-T
Accuracies determined by the
manufacturer
1) Available only if the test report was selected in the configurator when ordering the product. Accessible on the Festo website by
entering the product key.
Tab. 1: Applicable documents
All available documents for the product
1.2
Product labelling
–
Observe the specifications on the product.
Warning symbol
The following warning symbol is on the product VPPI-...-S1BT:
Symbol
Meaning
Mechanical overload can cause the valve to malfunction. Under certain circumstances,
this malfunction will cause permanent energisation of the coils resulting in a hot sur-
face.
Tab. 2: Warning symbol
2
Safety
2.1
Safety instructions
–
Only use the product in its original condition without unauthorised modifications.
–
Only use the product if it is in perfect technical condition.
–
Take into account the ambient conditions at the location of use.
–
Before working on the product, switch off the power supply and secure it against being switched on
again.
–
The product variants VPPI-...-S1BT have a Bluetooth interface that is permanently active. Fuse
protection is therefore required.
2.2
Intended use
The proportional-pressure regulator is intended to regulate a pressure proportional to a specified
setpoint value.
The product may generate high frequency interference, which may require interference suppression
measures in residential areas.
