Brand : Schneider Electric

Item Name : Compact Smart Relay

Model : SR2B121FU

Ambient Air Temperature For Storage : -40-70 °C

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

IP Degree Of Protection : IP20 (terminal block) conforming to IEC 60529, IP40 (front panel) conforming to IEC 60529

Mechanical Durability : 10000000 cycles for relay output

Tightening Torque : 0.5 N.m

Range Of Product : Zelio Logic

Supply Voltage Limits : 85-264 V

Contacts Type And Composition : NO for relay output

Supply Frequency : 50/60 Hz

Number Or Control Scheme Lines : 0-240 with ladder programming, 0-500 with FBD programming

Clock Drift : 12 min/year at 0-55 °C, 6 s/month at 25-25 °C

Immunity To Microbreaks : 10 ms repeated 20 times

Discrete Input Current : 0.6 mA

Power Consumption in VA : 7 VA without extension

Current State 1 Guaranteed : >= 0.17 mA (discrete input)

Voltage State 1 Guaranteed : >= 79 V for discrete input

Maximum Supply Current : 30 mA at 240 V (without extension), 80 mA at 100 V (without extension)

Switching Capacity in mA : >= 10 mA at 12 V (relay output)

Maximum Altitude Transport : 3048 m

Cycle Time : 6-90 ms

Checks : Program memory on each power-up

Disturbance Radiated/conducted : Class B conforming to EN 55022-11 group 1

Discrete Input Frequency : 47...53 Hz, 57...63 Hz

Output Thermal Current : 8 A for all 4 outputs for relay output

Discrete Input Voltage : 100...240 V AC

Backup Time : 10 years at 25 °C

Clock : With

Local Display : With

Voltage State 0 Guaranteed : <= 40 V for discrete input

Current State 0 Guaranteed : <= 0.5 mA (discrete input)

Operating Rate in Hz : 0.1 Hz (at Ie) for relay output, 10 Hz (no load) for relay output

Isolation Voltage : 1780 V

Discrete Input Number : 8

Analogue Input Number : 0

Ambient Air Temperature For Operation : -20-40 °C in non-ventilated enclosure conforming to IEC 60068-2-1 and IEC 60068-2-2, -20-55 °C conforming to IEC 60068-2-1 and IEC 60068-2-2

Standards : EN/IEC 61000-4-4 level 3, EN/IEC 60068-2-27 Ea, EN/IEC 61000-4-5, EN/IEC 61000-4-11, EN/IEC 61000-4-12, EN/IEC 61000-4-3, EN/IEC 60068-2-6 Fc, EN/IEC 61000-4-2 level 3, EN/IEC 61000-4-6 level 3

Environmental Characteristic : EMC directive conforming to EN/IEC 61000-6-2, EMC directive conforming to EN/IEC 61000-6-3, EMC directive conforming to EN/IEC 61000-6-4, EMC directive conforming to EN/IEC 61131-2 zone B, low voltage directive conforming to EN/IEC 61131-2

Input Impedance : 350 kOhm for discrete input

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

Weight : 0.25 kg