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Beckhoff EL3702 EtherCAT Analog Input Terminal
Beckhoff EL3702 EtherCAT Analog Input Terminal
Description
- Brand: Beckhoff
- Part No.: EL3702
- 2-channel EtherCAT analog input terminal
- Differential inputs, signal voltage range: -10…+10 V
- Resolution: 16-bit (including sign)
- Power supply: via E-bus (no external power required)
- Adjustable oversampling factor: n = 1…100 per bus cycle
- Max. sampling rate: 100,000 samples/s (100 ksps) per channel, simultaneously
- Conversion time: ~10 µs per sample
- Input signal bandwidth: 0…30 kHz recommended
- Input filter limit frequency: 80 kHz
- Internal resistance: > 200 kΩ
- Common mode voltage (UCM): max. 35 V
- Distributed clocks supported, precision << 1 µs
- Enables temporal resolution up to n times the bus cycle time
- Compatible with EL47xx oversampling analog output terminals for equidistant, time-critical control loops
- Process image bit width: n x 2 x 16-bit data; optionally 2 x 16-bit cycle counter + 4-byte StartNextLatch time
- Electrical isolation: 500 V (E-bus/signal voltage)
- Current consumption E-bus: typ. 200 mA
- Measurement error: < ±0.3% up to 10 Hz (relative to full scale)
- Protection rating: IP20
- Operating temperature: -25…+60°C
- Storage temperature: -40…+85°C
