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SR2B121BD

The SR2B121BD is a compact smart relay from the Schneider Electric Zelio Logic 2 series . It is a programmable logic controller designed for use in small automated systems for both industrial and commercial applications . It serves as an ideal solution for applications where a typical relay, timer, or time clock is insufficient, but a full-featured PLC is not justified

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Parameter Value Manufacturer Schneider Electric Series Zelio Logic 2 Product Type Compact Smart Relay / Programmable Controller Supply Voltage 24 V DC (19.2...30 V) Total I/O 12 (8 Digital/Analog Inputs / 4 Relay Outputs) Digital Inputs 8, resistive type, 24 V DC, 4 mA, compatible with 3-wire PNP sensors Analogue Inputs 4 (0...10 V / 0...24 V), 8-bit resolution Output Type 4 Relay Output Current 8 A per output Switching Voltage 250 V AC / 250 V DC Clock / Real Time Clock Yes (Included) Display Integrated Backlit LCD with keypad Programming Languages Ladder (0...240 lines) or FBD (up to 500 lines) Cycle Time 6...90 ms Data Backup Time 10 years at 25 °C (clock) Mounting Type DIN Rail Protection Rating IP20 (terminals), IP40 (front panel) Operating Temperature -20...55 °C Dimensions (W x H x D) 71.2 mm x 107.6 mm x 59.5 mm Net Weight Approx. 0.25 kg Certifications CSA, UL, GL, GOST, CE, C-Tick