The Beckhoff KS3403 is a precise digital input module in the KS Digital Input Modules series, offering 3 current and 3 voltage inputs up to 500 V AC with ±0.5% error. It delivers true RMS sampling at 64,000 samples/s and a configurable 50 ms update time.
Servo Supplier is not an authorized distributor. We sell new surplus and refurbished products. All warranties are with Servo Supplier and not the manufacturer.
Approvals
CE, UKCA, UL, EAC
Current consumption
115 mA (average)
Dimensions
12x100x68 mm (W x H x D)
Electrical isolation
1500 V (K-bus/field)
Frequency range
10–500 Hz (limit ~2 kHz)
Input resistance (current)
33 mΩ
Input resistance (voltage)
500 kΩ
Max voltage
500 V AC
Measured parameters
Current, voltage, power, energy, cosφ, peaks, freq.
Measurement error
±0.5% (U, I); ±1% overall
Number of inputs
3 current, 3 voltage inputs
Process image input bits
3x16-bit data, 3x8-bit status
Process image output bits
3x16-bit data, 3x8-bit control
Resolution
16-bit external, 21-bit internal
Sampling rate
True RMS sampling at 64,000 samples/s
Update time
50 ms (configurable)
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