BECKHOFF EL3122 ANALOG INPUT
EL3122 | EtherCAT Terminal, 2-channel analog input, current, 4…20 mA, 16 bit, differential
BECKHOFF EL3122. 2-channel Differential Analog Input. 2-channel Differential Analog Input Terminal. Performs dual-line measurement to reduce common mode noise. The EL3122 is a 2-channel analog input terminal that supports RTD sensors for temperature measurements. Beckhoff EL3122 – RTD Sensor Input Terminal EL3122 | Beckhoff RTD Input RTD input terminal. BECKHOFF EL3122 RTD INPUT, Beckhoff EL3122 RTD Input, 2 channel Pt100 temperature sensor input
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Technical data |
EL3122 |
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Number of inputs |
2 (differential) |
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Power supply |
via the E-bus |
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Signal current |
4…20 mA |
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Distributed clocks |
yes |
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Internal resistance |
typ. 85 Ω + diode voltage |
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Input filter limit frequency |
5 kHz |
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Common mode voltage UCM |
max. 10 V |
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Conversion time |
~ 50 µs (fast mode ~ 35 µs) |
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Resolution |
16 bit (incl. sign) |
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Measurement error/uncertainty |
< ±0.3% (relative to full scale value) |
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Surge voltage resistance |
max. 35 V |
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Electrical isolation |
500 V (E-bus/signal voltage) |
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Current consumption E-bus |
typ. 170 mA |
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Current consumption power contacts |
– |
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Bit width in the process image |
inputs: 8 byte |
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Special features |
standard and compact process image, activatable FIR/IIR filters, limit value monitoring |
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Weight |
approx. 55 g |
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Operating temperature |
-25…+60°C |
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Storage temperature |
-40…+85°C |
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Relative humidity |
95%, no condensation |
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Vibration/shock resistance |
conforms to EN 60068-2-6/EN 60068-2-27 |
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EMC immunity/emission |
conforms to EN 61000-6-2/EN 61000-6-4 |
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Plug-in wiring level |
for all ESxxxx terminals |
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Protect. rating/installation pos. |
IP20/variable |
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Approvals/markings |
CE, CCC, UL, ATEX, IECEx |
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Ex marking |
ATEX: |
Contracted cargo and courier options are available. Shipments are made in urgent cases with bus station cargo. You can also pick up the products from our Izmir and Kocaeli branches.
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