EL1052 | EtherCAT Terminal, 2-channel digital input, NAMUR

Technical data	EL1052, ES1052
Technology	NAMUR
Specification	NAMUR DC switching amplifier (IEC 60947-5-6)
Signal type	binary, current input for NAMUR sensors
Number of inputs	2
Connection technology	2-wire
Open circuit voltage	typ. 8.2 V DC
“0” signal current	? 1.2 mA
“1” signal current	? 2.1 mA
Switching hysteresis	typ. 350 µA
Short-circuit current	typ. 7.8 mA
Fault detection	I ? 200 µA (cable break), I ? 7.0 mA (short circuit)
Max. switching frequency	5 kHz (duty factor 50 %)
Internal resistance	according to I/V curve IEC 60947-5-6
Distributed clocks	–
Supply voltage electronics	24 V DC (via power contacts)
Current consumption E-bus	typ. 40 mA
Current consumption power contacts	typ. 20 mA + load
Electrical isolation	500 V (E-bus/field potential)
Special features	integrated reverse polarity protection
Weight	approx. 60 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 ESxxxx terminals
Approvals/markings	CE, UL, ATEX, IECEx, cFMus
Ex marking	ATEX: II 3 G Ex nA IIC T4 Gc IECEx: Ex nA IIC T4 Gc Ex tc IIIC T135 °C Dc cFMus: Class I, Division 2, Groups A, B, C, D Class I, Zone 2, AEx ec IIC T4 Gc

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