General Information
CPW22 | 5
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2 GENERAL INFORMATION
For machines and systems that can produce a risk for people when in operation, the EU Machinery Directive defines
minimum requirements that are intended to reduce to a minimum the specific hazards and the related risks of accident.
If all sources of danger cannot be eliminated by design measures, appropriate protective measures must be taken,
to prevent people entering the danger area.
The emergency stop safety relay CPW22 is designed for safety-related system and comply the requirements of
IEC 62061 and can be used up to safety category 4 – PL e according to EN ISO 13849-1.
The CPW22 are designed to execute safety-related functions as part of a process or machine. It is the responsibility of the
manufacturer of process or machine to ensure the correct functionality and safety functions of the entire process or machine.
The CPW22 is a safety relay suitable to following safe guarding applications:
Mechanical safety switches with and without guard locking.
Non-contact safety switches.
Emergency stop switchgear.
Electro-sensitive protective equipment, etc.
2.1 FEATURES
The CPW22 has the following main features:
Standard case - 22.5 mm [0.885] in.
3 relay outputs, safety and redundant.
1 auxiliary relay output.
Single and dual-channel operation possible.
Manual or automatic start.
Cyclic monitoring of the output contacts.
Comply up to category 4, PL e, SIL 3, SIL CL3.
Connection of:
Emergency stop button.
Safety switch.
Non-contact safety switch.
OSSD-outputs devices.
Light curtains.
Initialization available in 2 behaviors:
Monitored manual start.
Automatic start.
Relay status indication by front view.
