The EL3403-0026 is a terminal manufactured by Beckhoff in the EL EtherCAT Terminals series featuring 2-wire wiring. It measures voltage up to 500 V AC (3-phase) and current up to 1 A AC via CTs with true RMS measurement at 0.5% accuracy across 3 voltage and 3 current inputs. It offers mains-synchronous conversion, 62 bytes input process image and 1 µA, 0.1 mV resolution.
Servo Supplier is not an authorized distributor. We sell new surplus and refurbished products. All warranties are with Servo Supplier and not the manufacturer.
Conversion time
mains-synchronous
E‑bus current consumption
120 mA (typ.)
Input ground reference
single-ended
Measurement accuracy
0.5% FS for U/I, 1% for calculated values
Measuring current
Max 1 A AC; via CTs (x A/1 A)
Measuring procedure
True RMS
Measuring voltage
Max 500 V AC (3‑phase)
Number of inputs
3 current, 3 voltage
Process image bit width
62 bytes input, 3 bytes output
Resolution
1 μA; 0.1 mV; 10 mW
Special features
True RMS calculation; optional single-phase operation
Update time
Net-synchronous
Wiring
2-wire
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