Beckhoff EL3314 EtherCAT analog input terminal, 4‑channel thermocouple input module with 16‑bit resolution and wire break detection, brand new and never used in the original Beckhoff I/O Series packaging. This terminal allows direct connection of up to four thermocouples for precise temperature measurement in EtherCAT‑based automation systems.
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Brand: Beckhoff
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Series: EtherCAT I/O Series
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Model: EL3314
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MPN: EL3314
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Type: EtherCAT analog input terminal for thermocouples
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Number of inputs: 4 thermocouple inputs (2‑wire connection)
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Supported thermocouple types: B, C, E, J, K, L, N, R, S, T, U (default K)
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Resolution: 16 bit; display configurable in °C or µV steps
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Input filter limit frequency: typ. 1 kHz
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Conversion time: approx. 2.5 s down to 10 ms depending on configuration (default ~250 ms)
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Additional function: mV measurement (±30/±60/±75 mV)
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Special features: channel‑by‑channel wire break detection, internal cold junction compensation, optional external cold junction, adjustable firmware filter
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Electrical isolation: 500 V between E‑bus and signal voltage
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E‑bus current consumption: typ. 200 mA
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Housing: standard 12 x 100 x 68 mm IP20 DIN‑rail terminal
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Approvals: CE, UL, ATEX, IECEx, cFMus (see datasheet for details and ratings)
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For wiring details and full specs, refer to Beckhoff EL3314 documentation.
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New old stock; terminal has never been installed or powered.
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Original Beckhoff red I/O Series box present; carton shows minor shelf wear and edge creasing from storage.
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Module remains seated in factory window cut‑out, not removed for testing.
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No printed manual included; technical documentation is available from Beckhoff online.
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Suitable as a precision thermocouple input module for temperature monitoring and control in EtherCAT systems using EK1100 or Beckhoff embedded controllers.
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Buyer should verify required thermocouple type and temperature range, and ensure EtherCAT configuration supports EL3314 terminals.
