10
© Sealevel Systems, Inc. eI/O Manual | SL9221 01/2023
eI/O Module Common Features
All eI/O modules include the same power connector on the side of the unit. All models use the same style
of 3.5mm pitch screw terminals on front for connection to field devices.
Status LEDs are also included on the front of all eI/O modules to indicate the following information:
•
Power (Green)
– Lights when power is applied to the module.
•
Act (Green)
– Light blinks when Modbus/TCP activity is present or when new firmware is
being downloaded.
