Compact Smart Relay, Zelio Logic 12 I O, 24 V DC, Clock, No Display

In stock
SKU
SR2E121BD
Special Price EGP 8,227 Regular Price EGP 14,959
Quick Overview

Product or component type: Compact smart relay
Discrete input type: Resistive
Number of Outputs: 4 relay

The SR2E121BD is a compact smart relay from the Zelio Logic series. This model features 12 I/O (Input/Output) points and operates at 24V DC. Unlike some other models, it does not include a clock display. Compact smart relays like the SR2E121BD are designed to provide versatile control and automation solutions for various industrial applications.

 

Key Features:

Compact Design: The small and compact design of this smart relay is well-suited for applications with limited space.

12 I/O Points: With 12 I/O points, this relay offers flexibility in connecting and controlling a variety of devices and sensors.

24V DC: It operates at 24V DC, making it compatible with common industrial power sources.

 

The SR2E121BD is a reliable and versatile solution for industrial automation and control tasks where clock display is not required.

Specifications

Main
Range of productZelio Logic
Product or component typeCompact smart relay
Complementary
Local displayWithout
Number or control scheme lines0…240 with ladder programming
0…500 with FBD programming
Cycle time6…90 ms
Backup time10 years at 25 °C
Clock drift12 min/year at 0…55 °C
6 s/month at 25 °C
ChecksProgram memory on each power up
[Us] rated supply voltage24 V DC
Supply voltage limits19.2…30 V
Maximum supply current100 mA (without extension)
Power dissipation in W3 W without extension
Reverse polarity protectionWith
Discrete input number8 conforming to EN/IEC 61131-2 type 1
discrete input typeResistive
Discrete input voltage24 V DC
Discrete input current4 mA
Counting frequency1 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<= 5 V for I1...IA and IH...IR discrete input circuit
<= 5 V for IB...IG used as 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)
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)
Input compatibility3-wire proximity sensors PNP for discrete input
analogue input number4
analogue input typeCommon mode
Analogue input range0...24 V
0...10 V
Temperature probe typeNTC 10k at 25 °C
NTC 1000k at 25 °C
KTY81 210/220/221/222/250
Pt 500
Maximum permissible voltage30 V for analogue input circuit
analogue input resolution8 bits
LSB value39 mV for analogue input circuit
Conversion timeSmart 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 circuit
Operating distance10 m between stations, with screened cable (sensor not isolated) for analogue input circuit
Input impedance12 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 outputs4 relay
Output voltage limits24...250 V AC (relay output)
5...30 V DC (relay output)
Contacts type and compositionNO for relay output
Output thermal current8 A for all 4 outputs for relay output
Electrical durabilityAC-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 Hz0.1 Hz (at Ie) for relay output
10 Hz (no load) for relay output
Mechanical durability10000000 cycles for relay output
[Uimp] rated impulse withstand voltage4 kV conforming to EN/IEC 60947-1 and EN/IEC 60664-1
clockWith
Response time10 ms (from state 0 to state 1) for relay output
5 ms (from state 1 to state 0) for relay output
Connections - terminalsScrew 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 torque0.5 N.m
Overvoltage categoryIII conforming to EN/IEC 60664-1
Net weight0.22 kg
Environment
Immunity to microbreaks1 ms
product certificationsGL
CSA
UL
GOST
C-Tick
standardsEN/IEC 61000-4-11
EN/IEC 61000-4-12
EN/IEC 61000-4-3
EN/IEC 61000-4-6 level 3
EN/IEC 61000-4-2 level 3
EN/IEC 60068-2-6 Fc
EN/IEC 61000-4-4 level 3
EN/IEC 61000-4-5
EN/IEC 60068-2-27 Ea
IP degree of protectionIP20 (terminal block) conforming to IEC 60529
IP40 (front panel) conforming to IEC 60529
Environmental characteristicEMC 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
Disturbance radiated/conductedClass B conforming to EN 55022-11 group 1
Pollution degree2 conforming to EN/IEC 61131-2
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 altitude2000 m
Maximum altitude transport3048 m
Relative humidity95 % without condensation or dripping water
More Information
Weight0.220000
BrandSchneider Electric
ModelSR2E121BD
RangeZelio Logic
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