ICPDAS ET-2268 CR User Manual page 9

ET-2200 Series Ethernet I/O Modules
 DIO Synchronization (Mirror Local DI to DO):
The module also provide a DIO synchronization function. The DIO synchronization is divided into
three modes: Level Sync, Rising Active, and Falling Active.
Level Sync (DO = DI) Mode:
The synchronization operation in DI and DO.
DI
DO
Rising Active (DO = ON) Mode:
When the specified DI state is from OFF to ON, the corresponding DO will be set to ON.
DI
DO
Falling Active (DO = ON) Mode:
When the specified DI state is from ON to OFF, the corresponding DO will be set to ON.
DI
DO
 Built-in Dual Watchdog
The Dual Watchdog consists of a CPU Watchdog (for hardware functions)
and a Host Watchdog (for software functions).
CPU Watchdog automatically resets itself when the built-in firmware
runs abnormally.
Host Watchdog set the digital output with a predefined safe value
when there is no communication between the module and host (PC or PLC)
over a while (Watchdog timeout).
Copyright © 2023 ICP DAS CO., Ltd. All Rights Reserved. -9 -