Cầu nối tín hiệu tương tự ngõ vào Beckhoff KL3222

Technical data	KL3222, KS3222
Number of inputs	2
Power supply	via the K-bus
Technology	4-wire
Sensor types	Pt100, Pt200, Pt500, Pt1000, Ni100, Ni120, Ni1000 resistance measurement (e.g. potentiometer, 10 ?…1.2/5 k?), KTY
Connection method	4-wire
Measuring range	-200…+850 °C (Pt sensors); -60…+250 °C (Ni sensors); -200…+320 °C (high-precision)
Conversion time	typ. 50 ms
Measuring current	typ. 0.5 mA
Resolution	0.01 °C per digit
Measuring error	0.1 °C at 40 °C ambient temperature, 4-wire connection, Pt100 sensors and 50 Hz filter
Electrical isolation	500 V (K-bus/signal voltage)
Current consumption power contacts	–
Current consumption K-bus	typ. 60 mA
Bit width in the process image	input: 2 x 16 bit data (2 x 8 bit control/status optional)
Configuration	no address setting, configuration via Bus Coupler or controller
Special features	open-circuit recognition, high-precision
Weight	approx. 70 g
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
Protect. class/installation pos.	IP 20/variable
Pluggable wiring	for all KSxxxx Bus Terminals
Approvals/markings	CE, UL, ATEX
Ex marking	II 3 G Ex nA IIC T4 Gc

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