Main characteristics of the Zelio Schneider PLC reference SR2B201BD: Range: Zelio Logic Type of product or equipment: Compact intelligent relay Additional local display: With number of control diagram lines: 0?240 with Ladder programming 0?500 with FBD time programming cycle: 6?90 ms backup time: 10 years at 25 °C clock drift: 12 min/year at 0?55 °C6 s/month at 25 °C checks: Program memory at each power-up [Us] supply voltage: 24 V DC Limits of the supply voltage: 19.2?30 V maximum supply current: 100 mA (without extension) power dissipation in W: 6 W without extension reverse polarity protection: With number of digital inputs: 12 conforming to EN/IEC 61131-2 type 1 Type of digital input: Resistive digital input voltage: 24 V DC digital input current: 4 mA counting frequency: 1 kHz for digital input voltage state 1 guaranteed: >= 15 V for digital input circuit I1 to IA and IH to IR>= 15 V for IB to IG used as digital input circuit state 0 voltage guaranteed: <= 5 V for digital input circuit I1 to IA and IH to IR<= 5 V for IB to IG used as digital input circuit current state 1 guaranteed: >= 1.2 mA (IB to IG used as digital input circuit)>= 2.2 mA (digital input circuit I1 to IA and IH to IR) current state 0 guaranteed: <= 0.75 mA (digital input circuit I1 to IA and IH to IR) <= 0.75 mA (IB to IG used as digital input circuit) digital input compatibility: 3-wire PNP proximity switches for digital input Number of analog inputs: 6 Analog input type: Common mode Analog input range: 0...24 V0...10 V maximum admissible voltage: 30 V for analog input circuit Analog input resolution: 8 bits least significant bit value: 39 mV for analog input circuit conversion time: Relay cycle time intelligent for analog input circuit conversion error: +/- 5% at 25°C for analog input circuit+/- 6.2% at 55°C for analog input circuit repetition accuracy: +/- 2 % at 55°C for analog input circuit operating range: 10 m between stations, with shielded cable (non-insulated sensor) for analog input circuit input impedance: 12 kOhm for IB to IG used as circuit analog input12 kOhm for IB to IG used as digital input circuit7.4 kOhm for digital input circuit I1 to IA and IH to IR Number of outputs: 8 relays output voltage limits: 24...250 V AC (relay output) 5...30 V DC (relay output) description of contacts: "F" for relay output thermal current output: 8 A for the 8 outputs for relay output electrical life: AC-12: 500000 cycles at 230 V, 1.5 A for relay output conforming to EN/IEC 60947-5-1AC-15: 500000 cycles at 230 V, 0.9 A for relay output conforming to EN/IEC 60947-5- 1DC-12: 500000 cycles at 24 V, 1.5 A for relay output conforming to EN/IEC 60947-5-1DC-13: 500000 cycles at 24 V, 0.6 A for relay output conforming to EN/IEC 60947-5-1 switching power in mA: >= 10 mA at 12 V (relay output) availability rate in Hz: 0.1 Hz (at nominal current) for relay output 10 Hz (at no load) for relay output duration of mechanical life: 10000000 cycles for relay output [Uimp] rated impulse withstand voltage: 4 kV conforming to EN/IEC 60947-1 and EN/IEC 60664-1 clock: With response time: 10 ms (from phase 0 to phase 1) for relay output5 ms (from phase 1 to phase 0) for relay output Connection method: Screw terminals, 1 x 0.2 to 1 x 2.5 mm² (AWG 25 to AWG 14) semi-solidScrew terminals , 1 x 0.2 to 1 x 2.5 mm² (AWG 25 to AWG 14) rigid Screw terminals, 1 x 0.25 to 1 x 2.5 mm² (AWG 24?AWG 14) flexible with ferrule Screw terminals, 2 x 0.2 to 2 x 1.5 mm² (AWG 24 to AWG 16) rigid Screw terminals, 2 x 0.25 to 2 x 0.75 mm² (AWG 24 to AWG 18) flexible with end Tightening torque: 0. 5 N.m Overvoltage category: III conforming to EN/IEC 60664-1 Product weight: 0.38 kg