Analog input module Beckhoff EL3174-0030

Technical specifications

Analog inputs

4 individually configurable U/I inputs; voltage differential, current single-ended; multiplex SAR; 16-bit including sign

Nominal ranges

Voltage −10/0…+10 V; current −20/0/+4…+20 mA

Technical ranges

Voltage −10.73…+10.73 V; current −21.47…+21.47 mA; 107% default extended range

Measurement uncertainty

< ±0.3% of full scale

Calibration

Externally calibrated; individual DAkkS or ISO 17025 certificate available by device identification; no serial-specific certificate retrieved

Timing

Minimum EtherCAT cycle 200 µs; not ADC conversion time

Isolation

500 V between E-bus and fieldbus voltage; no channel/channel isolation claim

Common-mode voltage

Maximum 35 V for voltage measurement

Input resistance

Voltage >200 kΩ; current typically 85 Ω; filter cutoff 5 kHz

E-bus consumption

Typically 170 mA

Operating conditions

0…+55 °C; storage −25…+85 °C; IP20; no condensation

Housing

Approximately 15 × 100 × 70 mm, aligned width 12 mm; 65 g; 35 mm DIN rail; confirm installed revision