The device is freely programmable and can be expanded to max. 87 safe I / O´s.

• extensive library of pre-configured safety sensors and command devices
• 14 safe inputs, 3 working channels (1 of them safe relay output and 2 of them message outputs) are included in the basic unit
• short circuit monitoring
• Multiplying contacts or contact amplification by external contactors in combination with integrated monitoring is possible
• extensive diagnostic functions are integrated in FW
• Coded status display on the front panel 7-segment display and status LED's
• Quit / Start / Reset button can be operated on the front panel
• Expandable to max. 87 safe I / O´s via integrated backplane bus (connector can be snapped into DIN rail)
• Optional fieldbus interface (expansion module for ProfiBus / ProfiNet, DeviceNet)

To connect other extension modules to the base module, 3 pcs. of T-bus backplane connectors are necessary.