Chapter Three Installation Dimension
3.1 Description of each part
Pin
number
Item
Features
Explanation
1
DB9 female socket
RS232 interface
Standard RS232 interface
2
3.81mm Phoenix
terminal block
RS485, power
interface
Standard RS485 interface and pressure line power
interface
3
PWR-LED
Power Indicator
Red, always on when the power is on
4
LINK-LED
Status Link Indicator
Yellow, always on when connected to the gateway
5
DATA-LED
Data sending and
receiving indicator
Yellow, flashing when sending and receiving data
6
DC -IN power
interface
Power interface
In-line round hole, outer diameter 5.5mm, inner diameter
2.5mm
7
DIP switch
DIP switch
Reload (restore factory settings) and RST (reset) DIP
switches
8
Antenna interface
SMA-K interface
External threaded inner hole, length 10mm, characteristic
