Thiết bị đầu cuối Beckhoff KL3403 - đại lý beckhoff vietnam

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Germany

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Technical data	KL3403 \| KS3403
Number of inputs	3 phases + N
Technology	3-phase connection technique
Measured values	current, voltage, effective power, energy, cos φ, peak values U, I and P, frequency
Measuring voltage	max. 500 V AC 3~ (ULX-N: max. 288 V AC)
Resolution	16 bit (21 bit, internal)
Measuring current	max. 1 A, via measuring transformers x A/1 A
Measuring error	0.5 % relative to full scale value (U, I), 1 % calculated value
Measuring procedure	true RMS with 64,000 samples/s
Update time	50 ms per measured value preset, free configurable
Electrical isolation	1,500 V (K-bus/field potential)
Current consumption power contacts	– (no power contacts)
Current consumpt. K-bus	typ. 115 mA
Bit width in the process image	input/output: 3 x 16 bit data, 3 x 8 bit control/status
Special features	energy meter, power measurement, True RMS
Weight	approx. 75 g
Operating/storage temperature	-25…+60 °C/-40…+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
Protect. class/installation pos.	IP 20/variable
Pluggable wiring	for all KSxxxx Bus Terminals
Approvals	CE, UL

Special terminals
KL3403-0010	3-phase power measurement terminal, current path designed for 5 A transducer (1 % measuring accuracy I), operating/storage temperature: -25…+60 °C/-40…+85 °C
KL3403-0020	3-phase power measurement terminal, current path designed for 20 mA, optimised for electronic current transformer, operating/storage temperature: 0…+55 °C/-25…+85 °C
KL3403-0022	3-phase power measurement terminal, current path and voltage input designed for 20 mA, operating/storage temperature: 0…+55 °C/-25…+85 °C
KL3403-0333	3-phase power measurement terminal, 500 V AC, 333 mV AC, operating/storage temperature: 0…+55 °C/-25…+85 °C