KL3044
The KL3044 from Beckhoff features four analog input channels and supports a signal current range of 0–20 mA. Part of the KL Analog Input Modules series, this module offers 12-bit resolution and a conversion time of approximately 4 ms.
It operates within a temperature range of 0–55 °C, maintains a measurement error under ±0.3% of full scale, and withstands surge voltages up to 35 V. The module has an internal resistance of 80 Ω plus 0.7 V diode drop and weighs approximately 70 g.