Table of Contents
Advertisement
Appendix D: Signal Connection of Programmable DI/DO
Digital Input
Wet Contact (default)
The GPI signals have a pull up resistor to 5V internally.
The figure below shows how to connect an external output source to one
of the input channel.
Internal
VCC5
1K
1K
15
GPI2
13
GPI1
3
GPI4
4
GPI3
9
GPI5
14
GPIO_GND
CN2
Copyright © 2022 NEXCOM International Co., Ltd. All Rights Reserved.
External
External
GPI
Port
Switch
Register
ON (Short)
GND
0
OFF (Open)
OPEN
1
60
Dry Contact:
Internal
7
GPI2
13
GPI1
3
GPI4
4
GPI3
9
GPI5
14
GPIO_GND
CN2
External
External power
Resistor
External
GPI
Port
Switch
Register
ON (Short)
GND
0
OFF (Open)
HIGH
1
VTC 1020 and nROK 1020 Series User Manual
Advertisement
Table of Contents
