BECKHOFF EL3443 EtherCAT Terminal, 3-channel analog input
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| Technical data | EL3443 |
|---|---|
| Number of inputs | 3 x current, 3 x voltage |
| Technology | 3-phase power measurement |
| Oversampling factor | – |
| Distributed clocks | optional |
| Update interval | one mains period (20 ms at 50 Hz) |
| Measured values | current, voltage, effective, reactive and apparent power, active, reactive and apparent energy, cos φ, frequency, THD, harmonic (up to 40th harmonic) |
| Measuring voltage | max. 480 V AC 3~ (ULX-N: max. 277 V AC/240 V DC) |
| Measuring current | max. 5 A (AC/DC), via measuring transformers x A/5 A |
| Measurement error/ uncertainty | 0.3 % relative to full scale value (U/I), 0.6 % calculated value (see documentation) |
| Update time | net-synchronous |
| Monitoring function | phase order, phase failure, phase asymmetry, undervoltage/overvoltage (adjustable) |
| Electrical isolation | 2500 V |
| Current consumption power contacts | – |
| Current consumption E-bus | typ. 120 mA |
| Special features | mains monitoring, precise detection of zero voltage crossing, optional single-phase operation |
| Weight | approx. 75 g |
| Operating/storage temperature | -25…+60 °C/-40…+85 °C |
| Relative humidity | 95 %, no condensation |
| Vibration/shock resistance | conforms to EN 60068-2-6/EN 60068-2-27 |
| Approvals/markings | CE, UL |
Lead time: in stock
Warranty: 12 months
Type of payment: T/T 100% Payment in Advance
Courier partners: DHL, UPS, FedEx
Packing & Delivery
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