X20SLX811
The X20SLX811 is a compact digital input module from B & R Automation, belonging to the X20 Fieldbus Input Output Modules series. Measuring 12.5 x 100 x 72 mm with IP20 protection, it features hot swap capability, DIN rail mounting, and operates from 0 to 60°C. Supplied via the bus, its sink-type inputs include configurable filters (0–500 ms), pulse diagnostics, and five LED status indicators. With 500 V channel-to-bus isolation and a storage range of −25 to 70°C, it supports SIL 3 and PL e safety applications using SafeLOGIC functionality.