User's Manual

Doc #: 1ANSU-160004
DNI SGDC-D22 User Manual
i. 4
The interfaces of data collector are illustrated as following table.
Interface
Description
Note
Power
A 3-pin terminal block to connect 12-48VDC
V+, V and GND.
Reset Button
Hardware reset button. Support back to factory
default setting function.
Ethernet Port
RJ45 port for Ethernet connection.
Antenna
External antenna with SMA connector.
Console Port
Local port for direct connecting to concentrator
(RJ45 connector).
Wall Mount
2 L shape parts for wall mount installation.
RS-232
Male DB9 connector for RS-232 connection.
PIN 2: RXD
PIN 3: TXD
PIN 5: GND
RS-422/485
Female DB9 connector for RS-422/485
connection. Support switching RS-485 or
RS-422 modes by software.
Please find the pin define in separate
table.
GPIO
2x5-pin digital I/O for applications.
PIN 1: GND
PIN 2: GND
PIN 3: DI3
PIN 4: DO3
PIN 5: DI2
PIN 6: DO2
PIN 7: DI1
PIN 8: DO1
PIN 9: DI0
PIN 10: DO0