Article image EL3214-0090

Beckhoff EL3214-0090

EL3214-0090 | TwinSAFE SC: 4-channel input terminal PT100 (RTD) for 3-wire connection

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Description

The EL3214-0090 analog input terminal allows four resistance sensors to be connected directly. The EtherCAT Terminal circuit can operate sensors using the 3-wire technique. A microprocessor handles linearisation across the whole temperature range, which is freely selectable.

Technical parameters

Number of inputs: 4
Power supply: via the E-bus
Technology: 2-/3-wire
Distributed clocks:
Input filter limit frequency: typ. 1 kHz
Sensor types: PT100, PT200, PT500, PT1000, Ni100, Ni120, Ni1000 resistance measurement (e.g. potentiometer, 10 Ω…1.2/4 kΩ), KTY sensors (types see documentation)
Conversion time: approx. 170 ms default setting
Measuring current: < 0.5 mA (load-dependent)
Measuring range: -200…+850 °C (PT sensors); -60…+250 °C (Ni sensors)
Temperature range: -200…+850 °C (PT sensors); -60…+250 °C (Ni sensors)
Resolution: 0.1 °C per digit
Measuring error: < ±0.5 °C for PT sensors, 4 x 3-wire connection
Electrical isolation: 500 V (E-bus/signal voltage)
Current consumption power contacts:
Current consumption E-bus: typ. 140 mA
Special features: TwinSAFE SC, integrated digital filter, limit value monitoring, variable connection technology
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
Approvals/markings: CE, UL

Logistic parameters

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Weight: 0.00 kg
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