Cầu nối tín hiệu ngõ vào Beckhoff KL3453

Technical data	KL3453
Number of inputs	4 x current, 3 x voltage
Technology	3-phase power measurement
Measured values	current, voltage, effective, reactive and apparent power, active, reactive and apparent energy, cos ?, frequency, THD, harmonic (up to 63rd harmonic)
Measuring voltage	max. 690 V AC 3~ (ULX-N: max. 400 V AC)
Measuring current	adjustable, 100 mA, 1 A (default), 5 A; potential-free
Measuring error	0.3 % relative to full scale value (U/I), 0.6 % calculated value (see documentation)
Update time	net-synchronous with up to 10 ms at 50 Hz
Electrical isolation	4500 V
Current consumption power contacts	–
Current consumption K-bus	typ. 200 mA
Bit width in the process image	input/output: 4 x 32 bit data, 4 x 16 bit control/status
Special features	mains monitoring, optional single-phase operation
Operating/storage temperature	0…+55 °C/-25…+85 °C
Relative humidity	95 %, no condensation
Vibration/shock resistance	conforms to EN 60068-2-6/EN 60068-2-27
EMC immunity/emission	conforms to EN 61000-6-2/EN 61000-6-4
Approvals/markings	CE

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