Telemecanique SR2B121BD Compact Smart Relay, Zelio Logic SR2 SR3, 12 Io, 24V Dc, Clock, Display, 4 Relay Outputs

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Telemecanique SR2B121BD Compact Smart Relay, Zelio Logic SR2 SR3, 12 Io, 24V Dc, Clock, Display, 4 Relay Outputs

Telemecanique

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Telemecanique SR2B121BD Compact Smart Relay, Zelio Logic SR2 SR3, 12 Io, 24V Dc, Clock, Display, 4 Relay Outputs

Brand:	Telemecanique
Model:	SR2B121BD

Technical Data Sheets

Environmental disclosure

Specifications

View other Programmable Logic Controllers dimensions or variations

Product Or Component Type

Compact smart relay

Range Of Product

Zelio Logic

Standards

IEC 61000-4-12 IEC 61000-4-4 level 3 IEC 61000-4-5 IEC 61000-4-11 IEC 61000-4-2 level 3 IEC 60068-2-6 Fc IEC 61000-4-6 level 3 IEC 60068-2-27 Ea IEC 61000-4-3

Ip Degree Of Protection

IP20 (terminal block) conforming to IEC 60529 IP40 (front panel) conforming to IEC 60529

Relative Humidity

95 % without condensation or dripping water

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

Ambient Air Temperature For Storage

-40…70 °C

Operating Altitude

2000 m

Product Certifications

GL CSA UL GOST C-Tick

[Us] Rated Supply Voltage

24 V DC

Overvoltage Category

III conforming to IEC 60664-1

Pollution Degree

2 conforming to IEC 61131-2

Discrete Input Number

8 conforming to IEC 61131-2 Type 1

Discrete Input Voltage

24 V DC

Discrete Input Current

4 mA

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

Analogue Input Number

Analogue Input Type

Common mode

[Uimp] Rated Impulse Withstand Voltage

4 kV conforming to EN/IEC 60947-1 and EN/IEC 60664-1

Number Of Outputs

4 relay

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

Mechanical Durability

10000000 cycles for relay output

Electrical Durability

AC-12: 500000 cycles at 230 V, 1.5 A for relay output conforming to IEC 60947-5-1 AC-15: 500000 cycles at 230 V, 0.9 A for relay output conforming to IEC 60947-5-1 DC-12: 500000 cycles at 24 V, 1.5 A for relay output conforming to IEC 60947-5-1 DC-13: 500000 cycles at 24 V, 0.6 A for relay output conforming to IEC 60947-5-1

Tightening Torque

0.5 N.m

Environmental Characteristic

EMC directive conforming to IEC 61000-6-2 EMC directive conforming to IEC 61000-6-3 EMC directive conforming to IEC 61000-6-4 EMC directive conforming to IEC 61131-2 zone B Low voltage directive conforming to IEC 61131-2

Current State 0 Guaranteed

<= 0.5 mA (IB...IG used as discrete input circuit) <= 0.75 mA (I1...IA and IH...IR discrete input circuit)

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)

Contacts Type And Composition

NO for relay output

Immunity To Microbreaks

1 ms

Supply Voltage Limits

19.2…30 V

Switching Capacity In Ma

>= 10 mA at 12 V (relay output)

Response Time

10 ms (from state 0 to state 1) for relay output 5 ms (from state 1 to state 0) for relay output

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

Maximum Supply Current

100 mA (without extension)

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

<= 5 V for I1...IA and IH...IR discrete input circuit <= 5 V for IB...IG used as discrete input circuit

Output Voltage Limits

24...250 V AC (relay output) 5...30 V DC (relay output)

Output Thermal Current

8 A for all 4 outputs for relay output

Operating Rate In Hz

0.1 Hz (at Ie) for relay output 10 Hz (no load) for relay output

Clock

With

Disturbance Radiated/Conducted

Class B conforming to EN 55022-11 group 1

Maximum Altitude Transport

3048 m

Maximum Permissible Voltage

30 V for analogue input circuit

Repeat Accuracy

+/- 2 % at 55 °C 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

Power Dissipation In W

3 W without extension

Reverse Polarity Protection

With

Discrete Input Type

Resistive

Counting Frequency

1 kHz for discrete input

Input Compatibility

3-wire proximity sensors PNP for discrete input

Analogue Input Range

0...10 V 0...24 V

Conversion Error

+/- 5 % at 25 °C for analogue input circuit +/- 6.2 % at 55 °C for analogue input circuit

Operating Distance

10 m between stations, with screened cable (sensor not isolated) for analogue input circuit

Temperature Probe Type

NTC 10k at 25 °C NTC 1000k at 25 °C KTY81 210/220/221/222/250 Pt 500

Product Description

US $ 252.06

Quantity:

This item is sold by

Schneider Electric

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Range Of Product

Modicon M251, Easy Modicon M200, Modicon M221, Modicon M171/M172, SpaceLogic KNX

Standards

IEC 61131-2 UL 508 CAN/CSA C22.2 No. 213 IACS E10 ANSI/ISA 12-12-01, CAN/CSA-E60730-1 CSA E60730-2-9 EN 60068-2-27 EN 60068-2-6 Fc EN 60730-1 EN 60730-2-9 UL 60730-1 UL 60730-2-9 IEC 61000-4-2 IEC 61000-4-3 IEC 61000-4-4 IEC 61000-4-5 IEC 61000-4-6 IEC 61000-4-11 UL94 (material V0), IEC 61000-4-5 IEC 61000-4-3 IEC 61000-4-2 EN 60068-2-27 EN 60730-1 EN 60068-2-6 Fc UL 60730-1 UL 60730-2-9 IEC 61000-4-4 CAN/CSA-E60730-1 IEC 61000-4-11 IEC 61000-4-6 CSA E60730-2-9 EN 60730-2-9 UL94 (material V0), CSA, UL, CSA Certified, UL Listed

Ambient Air Temperature For Operation

-10…35 °C (vertical installation) -10…55 °C (horizontal installation), -10…50 °C (vertical installation) -10…55 °C (horizontal installation), -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, -20…65 °C conforming to UL 60730-1 -20…60 °C horizontal conforming to UL 60730-1, -20…60 °C conforming to UL 60730-1 -20…65 °C with derating conforming to UL 60730-1

Product Certifications

GL C-Tick CSA UL GOST, GOST CSA UL C-Tick GL, DNV-GL EAC ABS cULus LR RCM CE UKCA cULus HazLoc, EAC CE cURus CSA RCM, CSA EAC RCM CE cURus

[Us] Rated Supply Voltage

24 V, 100...240 V AC, 24 V +/- 10 % AC 20...38 V DC, 24 V dc, 4.75 → 5.25 V