Ursalink UC1122, User Manual, Page: 6 / 27

UC1122 User Guide
6
3.3 Micro USB Port
The Ursalink UC1122 provides a micro USB port to connect to a PC via USB cable, which allows
the PC to configure the unit.
3.4 Terminal Description
1
[DC 5-24V]
2
[Analog Input]
4-20 mA
3
[Digital Input]
Opto-isolated depending on voltage DC Voltage (3-24V)
4
[Digital Output]
Driving relay to connect NC or NO
3.5 Analog Input

When the value of analog input exceeds or is under the predefined threshold, the Ursalink
UC1122 will take action by pre-configured related command.

Input current: 4-20mA
Terminal Description
VIN Positive terminal of the DC power supply (+)
GND Negative terminal of the DC power supply (-)