Sutron X-Link-1 - Page 9

Sutron Corporation X-Link Operations & Maintenance Manual, Rev 1.63 5/24/2016 pg. 9
Terminal
Block
Description
Notes
1
GND
Main Battery/Power -
2
+ BATTERY (8-16V)
Main Battery/Power +
3
GND
Solar Panel -
4
+ SOLAR (30W MAX)
Solar Panel +
5
RS485 A
SDI-12 over RS-485, Modbus slave
6
RS485 B
SDI-12 over RS-485, Modbus slave
7
WS/DIG IN1
Wind Speed or Digital Input 1
8
TB/DIG IN 2
Tipping Bucket or Digital Input 2
9
GND
Ground for sensor
10
+SW POWER
Switched Power (turned on during warm-up and analog
sensor measurement)
11
DOUT
Digital Output (open collector, turned on manually, with
alarms, or via equations)
12
GND
Ground for SDI-12
13
SDI-12 PWR
Power to SDI-12 sensors (500 ma max)
14
SDI-12 DATA
SDI-12 Data