Compact smart relay, Zelio Logic, 20 I/O, 24 V DC, clock, display

SR2B202BD
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Product Details

Activity IDMST
Pincode Group default
Part Number SR2B202BD
[Us] rated supply voltage 24 V DC
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
load current 0.5-0.625 A transistor output
net weight 0.28 kg
operating altitude 2000 m
output voltage 24 V transistor output
output voltage limits 19.2...30 V DC (transistor output)
overvoltage category III conforming to EN/IEC 60664-1
pollution degree 2 conforming to EN/IEC 61131-2
power dissipation in W 3 W without extension
product certifications CSA, UL, GOST, GL, C-Tick
product or component type compact smart relay
range of product Zelio Logic
relative humidity 95-95 % without condensation or dripping water
short-circuit protection with transistor output
supply voltage limits 19.2-30 V
tightening torque 0.5 N.m
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 1 ms
Discrete input current 4 mA
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)
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
Maximum supply current 100 mA (without extension)
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 voltage 24 V DC
Backup time 10 years at 25 °C
Clock with
Local display with
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 0 guaranteed <= 0.5 mA (IB...IG used as discrete input circuit), <= 0.75 mA (I1...IA and IH...IR discrete input circuit)
Discrete input number 12 conforming to EN/IEC 61131-2 type 1
Input compatibility 3-wire proximity sensors PNP for discrete input
Discrete input type resistive
Temperature probe type NTC 10k at 25 °C, NTC 1000k at 25 °C, KTY81 210/220/221/222/250, Pt 500
Analogue input resolution 8 bits
Analogue input number 6
Analogue input type common mode
Repeat accuracy +/- 2 % at 55 °C for analogue input circuit
Conversion error +/- 5 % at 25 °C for analogue input circuit, +/- 6.2 % at 55 °C for analogue input circuit
LSB value 39 mV for analogue input circuit
Reverse polarity protection with
Maximum permissible voltage 30 V for analogue input circuit
Analogue input range 0...10 V, 0...24 V
Conversion time smart relay cycle time for analogue input circuit
Operating distance 10 m between stations, with screened cable (sensor not isolated) for analogue input circuit
Counting frequency 1 kHz for discrete input
Overvoltage protection with overvoltage protection for transistor output
Overload protection with overload protection for transistor output
[Ures] residual voltage 2 V at state 1 transistor output
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 61000-4-6 level 3, EN/IEC 61000-4-11, EN/IEC 61000-4-2 level 3, EN/IEC 61000-4-3, EN/IEC 61000-4-12, EN/IEC 60068-2-6 Fc
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 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

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