Beckhoff Automation GmbH & Co. KG EL3444
EL3444 EtherCAT Terminal, 4-channel analog input, current, 10 A AC/DC, 24 bit, distributed power measurement, electrically isolated
Категории:
Технические характеристики
| Number of inputs | 4 x current |
|---|---|
| Oversampling factor | â |
| Distributed clocks | optional (necessary for distributed power measurement) |
| Update interval | 20 ms at 50 Hz and 5 ms with DC |
| Measured values | current (and with the EL3453: voltage, effective, reactive and apparent power, active, reactive and apparent energy, cos Ï, frequency, THD, harmonic (up to 63 rd harmonic)) |
| Напряжение питания | â |
| Measuring current | 10 A (AC/DC), potential-free |
| Measurement error/uncertainty | 1% relative to full scale value (I), 1.25% calculated value, see documentation |
| Update time | net-synchronous |
| Monitoring function | undercurrents/overcurrents (adjustable) |
| Electrical isolation | 4500 V |
| Current consumption E-bus | typ. 160 mA |
| Current consumption power contacts | â |
| Special features | In combination with an EL3453, the EL3444 allows the measurement of real power values (for apparent, reactive and active power) via distributed power measurement. |
| Масса | approx. 75 g |
| Operating temperature | 0â¦55°C |
| Storage temperature | -25â¦+85°C |
| Relative humidity | 95%, no condensation |
| Vibration/shock resistance | conforms to EN 60068-2-6/EN 60068-2-27 |
| Approvals/markings | CE |
| Description | The EL3444 EtherCAT Terminal enables the measurement of all relevant electrical data of the supply network and carries out simple pre-evaluation. Since the EL3444 itself has no voltage inputs, the voltage measured values are transmitted via EtherCAT by |