Operating Voltage = 24V dc Number of Ports = 4 Connector Size = M12 시리즈 = 6ES7 The Siemens 4 IO-Link high feature connection module has 24VDC operating voltage. The electronic module for ET 200pro 4 IO-Link high feature.Channel diagnostics Including bus module Connection module IO 6ES7194-4CA20-0AA0 order separately