Contec BX710 Series, User Manual

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5. Each Component Function
106
BX710 series User’s Manual
General-purpose I/O and Remote Reset
The BOX-PC is equipped with three general-purpose insulated signals each for input and output. The
input signals can also be used for interrupt input or remote reset input.
Specifications
[ Input ]
- Input specifications : Current-driven input by photocoupler insulation.
- Input resistance : 4.7k
Ω
- Input signal count : 3 [One of them can be used for remote reset and interrupt input.
(bit2<fixed>)]
- Input protection circuit : Equipped with a reverse-connection protection diode
- Input response time : Less than 100
μ
sec
- External circuit power supply: 12 - 24VDC (±10%)
[ Output ]
- Output specifications : Open-collector output by photocoupler insulation
- Output rating : Max. 30VDC, 100mA
- Output signal count : 3 [One of them can be used for WDT alarm output. (bit2<fixed>)]
- Output response time : Less than 300
μ
sec
[ Common ]
- I/O addresses 4000h and 4001h
How to Use General-purpose I/O and Remote Reset
Output data to port 4001h to set PI0, PI2 or PO2 mode.
... Event output
control
Implement input and output with port 4000h.
...
I/O
Figure 5.11. How to Use General-purpose I/O and Remote Reset