Operation: LED green (indication AS-i voltage / indication ext. 24 V AUX) Function display: LED yellow (indication channels 1...4 / indication diagnosis DIAG) Error: LED red (FAULT: AS-i communication error / periphery fault) SKU HO6SYG1SQY5EU8 Shortcode: SmartLine25 4AO (V) C IP20 Housing materials: PA 6.6 Connection: Combicon Protection: IP 20 Ambient temperature: 0...70 °C Electrical design: 4 outputs 0...10 V Product Name: AC2219 voltage output: 24 DC ± 20 % V Operating voltage: 26.5...31.6 V DC