Electrical design: 4 outputs 0...20 mA Housing materials: PBT current output: 0...20 mA Operating voltage: 26.5...31.6 V DC Shortcode: ClassicLine90 4AO (C) M12 IP67 Operation: LED green (indication AS-i voltage / indication ext. 24 V AUX) Protection: IP 67 Error: LED red (FAULT: AS-i communication error / periphery fault) Function display: LED yellow (indication of channels AO1...AO4) Ambient temperature: 0...70 °C Product Name: AC2518 SKU AIEWFMCWIHLCNF