Complementary
Kit composition	SR2B121BD; Cable PC SR2USB01 for connection to PC
Input/output number	12
Local display	With
Number or control scheme lines	120 with ladder programming; 0…200 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
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 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
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)
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
Temperature probe type	NTC 10k at 25 °C; NTC 1000k at 25 °C; KTY81 210/220/221/222/250; Pt 500
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 circuit
Operating 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
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 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
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	4 kV conforming to EN/IEC 60947-1 and EN/IEC 60664-1
Clock	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 (25 AWG...14 AWG) semi-solid; Screw terminals, 1 x 0.2...1 x 2.5 mm² (25 AWG...14 AWG) solid; Screw terminals, 1 x 0.25...1 x 2.5 mm² (24 AWG...14 AWG) flexible with cable end; Screw terminals, 2 x 0.2...2 x 1.5 mm² (24 AWG...16 AWG) solid; Screw terminals, 2 x 0.25...2 x 0.75 mm² (24 AWG...18 AWG) flexible with cable end
Tightening torque	0.5 N.m
Overvoltage category	III conforming to IEC 60664-1
Net weight	0.7 kg
Contractual warranty
Warranty (in months)	18
Environment
Immunity to microbreaks	1 ms
Product certifications	CSA; C-Tick; UL; GOST; GL
Standards	IEC 61000-4-4 level 3; IEC 61000-4-12; IEC 61000-4-5; IEC 60068-2-6 Fc; IEC 61000-4-2 level 3; IEC 61000-4-6 level 3; IEC 61000-4-3; IEC 61000-4-11; IEC 60068-2-27 Ea
IP degree of protection	IP20 (terminal block) conforming to IEC 60529; IP40 (front panel) conforming to IEC 60529
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
Disturbance radiated/conducted	Class B conforming to EN 55022-11 group 1
Pollution degree	2 conforming to 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 altitude	2000 m
Maximum altitude transport	3048 m
Relative humidity	95 % without condensation or dripping water
Logistical informations
Country of origin	FR
Main
Range of product	Zelio Logic
Product or component type	Compact discovery packs
Discrete input number	8 conforming to IEC 61131-2 Type 1
Number of outputs	4 relay
Packing Units
Unit Type of Package 1	PCE
Number of Units in Package 1	1
Package 1 Height	6.500 cm
Package 1 Width	15.500 cm
Package 1 Length	23.500 cm
Package 1 Weight	396.000 g
Unit Type of Package 2	S03
Number of Units in Package 2	10
Package 2 Height	30.000 cm
Package 2 Width	30.000 cm
Package 2 Length	40.000 cm
Package 2 Weight	4.455 kg

Log Schneider Electric Zelio Logic Compact Modules - Starter Package - SR2PACKBD 12 I / O - 24 V DC
Composition of the kit:
SR2USB01 PC cable for connection to the PC
SR2B121BD logic module
Zelio Soft 2, CD-ROM with programming software Number of inputs / outputs; 12 Rated supply voltage Us 24 VD Type: SR2PACKBD item: 1 ST.