Chapter 3
Chapter 3 I/O Modules
3-11
Specification
z Channels:
- 7 input channels
- 8 output channels
z Digital Input:
Dry contact:
- Logic level 0: Close to GND.
- Logic level 1: Open
Wet contact:
- Logic level 0: +3V max.
- Logic level 1: +10V to +30V
Isolation voltage: 3000V
DC
Support 3 KHz counter
Support Digital Filter Function
z Digital Output:
- Open drain to 40 V, 0.8A max.
Maximum power dissipation 1 W load
Ron Maximum: 150m ohm
- Support 1 KHz pulse output
- Support communication fail safety value
z Power Consumption:
0.4W (Typical); 0.7W (Max)
z Built-in Dual Watchdog Timer
Notice: 1. Digital Filter Function is working on Counter mode and it can set
the minimum width of low and high signal to filter unwanted noise.
2. Communication fail safety value is to force the DO channels to
safety status when communication is in time-out and over
pre-defined period.
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