IFM AS-Interface Bus System AS-Interface module AC2216 Product description: The IFM AC2216 is an AS-Interface module that provides 4 analogue inputs (4...20 mA) with high resolution (16 bit). The module can be powered via AS-Interface or via an external 24V DC power supply. Easy to install and configure, the AC2216 is ideal for applications in industrial automation. Features: 4 analogue inputs (4...20 mA) High resolution (16 bit) Power supply via AS-Interface or external 24V DC Easy installation and configuration Compact size Robust housing Specifications: Power supply voltage: 26.5...31.6 V DC (AS-Interface) / 24 V DC (external) Current consumption: 28 mA (without external power supply) / 10 mA (with external power supply) Input range: 4...20 mA Accuracy: 0.5% of the final value Resolution: 16 bit Conversion time: 20 ms (1 channel) / 120 ms (2 channels) / 180 ms (3 channels) / 240 ms (4 channels) Degree of protection: IP20 Ambient temperature: 0...70 °C Storage temperature: -20...85 °C Applications: Industrial automation Machine building Process industry Food and beverage industry Pharmaceutical industry