Axis Network I/O Relay Module A9188 8 Channels 12 24 VAxis A9188 Network I O Relay Module A9188, Input Output, 8 Channels, Relay Channel, Multicolor, 12 24 V, 12 24 V A9188 Network I O Relay Module The AXIS A9188 Network I O Relay Module is an intelligent module with configurable inputs outputs and relays that supports supervised inputs. Thanks to its open platform, it offers a high level of integration with the AXIS A1001 Network Door Controller module and other building systems such as elevator control