Schneider Electric modular smart relay. modular smart relay, Zelio Logic SR2 SR3, 26 IO, 24V DC, clock, display, 10 relay outputs.
modular smart relay, Zelio Logic SR2 SR3, 26 IO, 24V DC, clock, display, 10 relay outputs. Genuine Schneider Electric product supplied by United Force.
Technical specifications
| Range of product | Zelio Logic |
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| Product or component type | Modular smart relay |
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| Local display | With |
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| Number or control scheme lines | 0…500 with FBD programming · 0…240 with ladder programming |
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| Cycle time | 6…90 ms |
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| Backup time | 10 years at 25 °C |
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| Clock drift | 12 min/year at 0…55 °C · 6 s/month at 25 °C |
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| Checks | Program memory on each power up |
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| [Us] rated supply voltage | 24 V |
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| Supply voltage limits | 19.2…30 V |
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| Maximum supply current | 190 mA (without extension) · 300 mA (with extensions) |
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| Power dissipation in W | 10 W with extensions · 6 W without extension |
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| Reverse polarity protection | With |
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| Discrete input number | 16 conforming to IEC 61131-2 Type 1 |
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| Discrete input type | Resistive |
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| Discrete input voltage | 24 V DC |
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| Discrete input current | 4 mA |
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| Counting frequency | 1 kHz for discrete input |
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| 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 |
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| 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 |
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| 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) |
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| 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) |
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| Input compatibility | 3-wire proximity sensors PNP for discrete input |
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| Analogue input number | 6 |
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| Analogue input type | Common mode |
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| Analogue input range | 0...10 V · 0...24 V |
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| Temperature probe type | NTC 10k at 25 °C · NTC 1000k at 25 °C · KTY81 210/220/221/222/250 · Pt 500 |
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| Maximum permissible voltage | 30 V for analogue input circuit |
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| Analogue input resolution | 8 bits |
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| LSB value | 39 mV for analogue input circuit |
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| Conversion time | Smart relay cycle time for analogue input circuit |
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| Conversion error | +/- 5 % at 25 °C for analogue input circuit · +/- 6.2 % at 55 °C for analogue input circuit |
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| Repeat accuracy | +/- 2 % at 55 °C for analogue input circuit |
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| Operating distance | 10 m between stations, with screened cable (sensor not isolated) for analogue input circuit |
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| 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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| Number of outputs | 10 relay |
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| Output voltage limits | 24...250 V AC (relay output) · 5...30 V DC (relay output) |
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| Contacts type and composition | NO for relay output |
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| Output thermal current | 5 A for 2 outputs for relay output · 8 A for 8 outputs for relay output |
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| 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 |
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| Switching capacity in mA | >= 10 mA at 12 V (relay output) |
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| Operating rate in Hz | 0.1 Hz (at Ie) for relay output · 10 Hz (no load) for relay output |
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| Mechanical durability | 10000000 cycles for relay output |
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| [Uimp] rated impulse withstand voltage | 4 kV conforming to EN/IEC 60947-1 and EN/IEC 60664-1 |
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| Clock | With |
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