Analog input module Beckhoff EL3174-0032

Technical specifications

Analog inputs

4 individually configurable U/I channels; differential; simultaneous SAR; 16-bit including sign

Nominal ranges

Voltage −3…+3 V; current −20/0/+4…+20 mA

Technical ranges

Voltage −3.22…+3.22 V; current −21.47…+21.47 mA; 107% default extended range

Measurement uncertainty

< ±0.2% at 25 °C ±5 °C; otherwise < ±0.3% of full scale

Timing

Minimum EtherCAT cycle 175 µs; not ADC conversion time

Isolation

Functional isolation, production test 2500 V for 7 s channel/channel and channel/fieldbus; not continuous working voltage

Input resistance

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

E-bus consumption

Typically 140 mA

Operating conditions

−25…+60 °C; storage −40…+85 °C; IP20; no condensation

Housing

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