IFM PC3 Series User manual

Operating instructions
Electronic pressure sensor
PC3xxx
PC9xxx
706077 / 02 03 / 2020
UK

2
1 Preliminary note
Symbols used
►Instructions
→Cross-reference
Important note
Non-compliance may result in malfunction or interference.
Information
Supplementary note.
CAUTION
Warning of personal injury.
Slight reversible injuries may result.
Contents
1 Preliminary note...................................................................................................2
2 Safety instructions ...............................................................................................3
3 Type label (example, here PC3550) ....................................................................4
4 Functions and features ........................................................................................4
4.1 Applications ...................................................................................................4
5 Installation............................................................................................................5
6 Electrical connection............................................................................................5

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UK
2 Safety instructions
• The device described is a subcomponent for integration into a system.
- The manufacturer is responsible for the safety of the system.
- The system manufacturer undertakes to perform a risk assessment and to
create a documentation in accordance with legal and normative requirements
to be provided to the operator and user of the system. This documentation
must contain all necessary information and safety instructions for the operator,
the user and, if applicable, for any service personnel authorised by the
manufacturer of the system.
• Read this document before setting up the product and keep it during the entire
service life.
• The product must be suitable for the corresponding applications and
environmental conditions without any restrictions.
• Only use the product for its intended purpose (→ Functions and features).
• Only use the product for permissible media (→ Technical data).
• If the operating instructions or the technical data are not adhered to, personal
injury and/or damage to property may occur.
• The manufacturer assumes no liability or warranty for any consequences
caused by tampering with the product or incorrect use by the operator.
• Installation, electrical connection, set-up, programming, configuration, operation
and maintenance of the product must be carried out by personnel qualified and
authorised for the respective activity.
• Protect units and cables against damage.
CAUTION
For high medium temperatures, parts of the unit may heat up.
> Risk of burns
►Do not touch the unit
►Protect the housing against contact with flammable substances
and unintentional contact.

4
3 Type label (example, here PC3550)
A B C
D
E
4 Functions and features
The pressure sensor detects the system pressure and converts it into an analogue
output signal:
→ Type label (A): IAfor PC3xxx or UAfor PC9xxx.
4.1 Applications
• Type of pressure: relative pressure
• Measuring range → Type label (D) / PRange
• Permissible overload pressure → Type label (C) / Pmax
Avoid static and dynamic overpressure exceeding the given overload
pressure by taking appropriate measures.
If the overload pressure is exceeded, the unit may be destroyed.
NOTE: Risk of injury!

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UK
5 Installation
Before installing and removing the unit: make sure that no pressure is
applied to the system.
► Insert the unit into a suitable process connection → Type label (E) / Port Size.
►Tighten firmly. Tightening torque: max. 25 Nm.
6 Electrical connection
The unit must be connected by a qualified electrician.
Voltage supply to EN 50178, SELV, PELV.
►Disconnect power.
► Connect the unit as indicated on the unit → Type label (A, B).
Technical data and further information at www.ifm.com