Light barriers detect the presence or absence of objects by using a transmitter and receiver pair. When an object or person interrupts the beam between the transmitter and receiver, the

Diagnostic features help in identifying any issues with the expanded contacts, allowing for quick troubleshooting and maintenance. Contact expansion units are designed to comply with relevant safety standards, ensuring that

Some units provide additional signal relays specifically for safety signals, which can help in managing complex safety functions. PMDsigma expansion modules are designed to be integrated seamlessly with existing PMDsigma

The PMDsigma series by Pilz includes modules that can expand the number of contacts available for safety functions, such as emergency stops, through contact expansion units. Contact expansion allows you