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This product is part of Smart Relay Zelio Logic SR2/SR3, an offer of simple automation systems from 10 to 40 I/Os. This discrete I/O extension module offers 4 discrete inputs with 2 relay outputs. It is a module with discrete input voltage of 24V AC. It is an IP20 and IP40 rated product. It weighs 0.125kg. The main application of this module is industry and building/service sector. This product is certified by C-Tick, GL, UL, CSA and GOST. It meets EN/IEC 60068-2-27 Ea, EN/IEC 61000-4-5, EN/IEC 61000-4-12 and EN/IEC 61000-4-4 L3 standards. Easy to use, Zelio Logic provides a real alternative solutions based on cabled logic or specific cards.
Products specifications
| Attribute name | Attribute value |
|---|---|
| Main | |
| Range of product | Zelio Logic |
| Product or component type | discrete I/O extension module |
| Complementary | |
| Supply frequency | 50/60 Hz |
| Discrete input number | 4 |
| Operating rate in Hz | 10 Hz (no load) for relay output, 0.1 Hz (at Ie) for relay output |
| Tightening torque | 0.5 N.m |
| Supply voltage limits | 20.4-28.8 V |
| Current state 0 guaranteed | <= 0.5 mA (discrete input) |
| Electrical durability | 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, 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 |
| Voltage state 0 guaranteed | <= 5 V for discrete input |
| Backup time | 10 years at 25 °C |
| Discrete input voltage | 24 V AC |
| Output thermal current | 8 A for all 2 outputs for relay output |
| Discrete input frequency | 57...63 Hz, 47...53 Hz |
| Contacts type and composition | NO for relay output |
| [Us] rated supply voltage | 24 V AC |
| Checks | program memory on each power up |
| Reverse polarity protection | with |
| Cycle time | 6-90 ms |
| Switching capacity in mA | >= 10 mA at 12 V (relay output) |
| Mechanical durability | 10000000 cycles for relay output |
| Overvoltage category | III conforming to IEC 60664-1 |
| Voltage state 1 guaranteed | >= 14 V for discrete input |
| Connections - terminals | screw terminals, 2 x 0.2...2 x 1.5 mm² (AWG 24...AWG 16) solid, screw terminals, 1 x 0.2...1 x 2.5 mm² (AWG 25...AWG 14) solid, screw terminals, 1 x 0.2...1 x 2.5 mm² (AWG 25...AWG 14) semi-solid, screw terminals, 2 x 0.25...2 x 0.75 mm² (AWG 24...AWG 18) flexible with cable end, screw terminals, 1 x 0.25...1 x 2.5 mm² (AWG 24...AWG 14) flexible with cable end |
| Output voltage limits | 24...250 V AC, 5...30 V DC (relay output) |
| [Uimp] rated impulse withstand voltage | 4 kV conforming to EN/IEC 60947-1 and EN/IEC 60664-1 |
| Net weight | 0.125 kg |
| Response time | 5 ms (from state 1 to state 0) for relay output, 10 ms (from state 0 to state 1) for relay output, 50...255 ms with FBD programming (from state 1 to state 0) for discrete input, 50...255 ms with FBD programming (from state 0 to state 1) for discrete input, 50 ms with ladder programming (from state 1 to state 0) for discrete input, 50 ms with ladder programming (from state 0 to state 1) for discrete input |
| Current state 1 guaranteed | >= 2 mA (discrete input) |
| Discrete input current | 4.4 mA |
| Clock drift | 12 min/year at 0-55 °C |
| Number or control scheme lines | 120-120 with ladder programming |
| Number of outputs | 2 relay |
| Input impedance | 4.6 kOhm for discrete input |
| Environment | |
| Relative humidity | 95-95 % without condensation or dripping water |
| Ambient air temperature for storage | -40-70 °C |
| Pollution degree | 2 conforming to IEC 61131-2 |
| IP degree of protection | IP40 (front panel) conforming to IEC 60529, IP20 (terminal block) conforming to IEC 60529 |
| Ambient air temperature for operation | -20-55 °C conforming to IEC 60068-2-1 and IEC 60068-2-2, -20-40 °C in non-ventilated enclosure conforming to IEC 60068-2-1 and IEC 60068-2-2 |
| Disturbance radiated/conducted | class B conforming to EN 55022-11 group 1 |
| Operating altitude | 2000 m |
| Maximum altitude transport | 3048 m |
| Environmental characteristic | low voltage directive conforming to IEC 61131-2, EMC directive conforming to IEC 61131-2 zone B, EMC directive conforming to IEC 61000-6-4, EMC directive conforming to IEC 61000-6-3, EMC directive conforming to IEC 61000-6-2 |
| Standards | IEC 60068-2-6 Fc, IEC 61000-4-2 level 3, IEC 61000-4-5, IEC 61000-4-11, IEC 61000-4-4 level 3, IEC 60068-2-27 Ea, IEC 61000-4-3, IEC 61000-4-6 level 3, IEC 61000-4-12 |
| Product certifications | C-Tick, UL, GOST, GL, CSA |
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