Schneider SR2B121BD Electrical Timer Controller, SR12 IO, 24 V, Black

range of product: Zelio Logic product or component type: Compact smart relay, Complementary local display: With number or control scheme lines: 0…240 with ladder programming, 0…500 with FBD programming cycle time: 6…90 ms backup time: 10 years at 25 °C clock drift: 12 min/year at 0…55 °C, 6 s/month at 25 °C checks: Program memory on each power up [Us] rated supply voltage: 24 V DC supply voltage limits: 19.2…30 V maximum supply current: 100 mA (without extension) power dissipation in W: 3 W without extension reverse polarity protection: With discrete input number: 8 conforming to EN/IEC 61131-2 type 1 discrete input type: Resistive discrete input voltage: 24 V DC discrete input current: 4 mA counting frequency: 1 kHz for discrete input voltage state 1 guaranteed: >= 15 V for I1.IA and IH.IR discrete input circuit, >= 15 V for IB.IG used as discrete input circuit voltage state 0 guaranteed: current state 1 guaranteed: >= 1.2 mA (IB.IG used as discrete input circuit), >= 2.2 mA (I1.IA and IH.IR discrete input circuit) current state 0 guaranteed: input compatibility: 3-wire proximity sensors PNP for discrete input analogue input number: 4 analogue input type: Common mode analogue input range: 0.10 V, 0.24 V maximum permissible voltage: 30 V for analogue input circuit analogue input resolution: 8 bits LSB value: 39 mV for analogue input circuit conversion time: Smart relay cycle time for analogue input circuit conversion error: +/- 5 % at 25 °C for analogue input circuit, +/- 6.2 % at 55 °C for analogue input circuit repeat accuracy: +/- 2 % at 55 °C for analogue input circuitoperating distance: 10 m between stations, with screened cable (sensor not isolated) for analogue input circuit input impedance: 12 kOhm for IB.IG used as analogue input circuit 12 kOhm for IB.IG used as discrete input circuit 7.4 kOhm for I1.IA and IH.IR discrete input circuit number of outputs: 4 relay output voltage limits: 24.250 V AC (relay output), 5.30 V DC (relay output) contacts type and composition: NO for relay output output thermal current: 8 A for all 4 outputs for relay output electrical durability: AC-12: 500000 cycles at 230 V, 1.5 A for relay output conforming to EN/IEC 60947-5-1 AC-15: 500000 cycles at 230 V, 0.9 A for relay output conforming to EN/IEC 60947-5-1 DC-12: 500000 cycles at 24 V, 1.5 A for relay output conforming to EN/IEC 60947-5-1 DC-13: 500000 cycles at 24 V, 0.6 A for relay output conforming to EN/IEC 60947-5-1 switching capacity in mA: >= 10 mA at 12 V (relay output) operating rate in Hz: 0.1 Hz (at Ie) for relay output, 10 Hz (no load) for relay output mechanical durability: 10000000 cycles for relay output [Uimp] rated impulse withstand voltage: EN/IEC 60947-1 and EN/IEC 60664-1 4 kVclock: With response time: 10 ms (from state 0 to state 1) for relay output 5 ms (from state 1 to state 0) for relay output connections - terminals: Screw terminals, 1 x 0.2.1 x 2.5 mm² (AWG 25.AWG 14) semi-solid Screw terminals, 1 x 0.2.1 x 2.5 mm² (AWG 25.AWG 14) solid Screw terminals, 1 x 0.25.1 x 2.5 mm² (AWG 24.AWG 14) flexible with cable end Screw terminals, 2 x 0.2.2 x 1.5 mm² (AWG 24.AWG 16) solid Screw terminals, 2 x 0.25.2 x 0.75 mm² (AWG 24.AWG 18) flexible with cable end tightening torque: 0.5 N.m overvoltage category: III conforming to EN/IEC 60664-1 net weight: 0.25 kg