14
No. Pin Description
AO/AI/PO Analog Output / Analog Input / High-speed Pulse Output Port
AO Analog Output Port [Definable]
1 AO1+
4~20mA Output 1 [+/-].
2 AO1-
3 AO2+
4~20mA Output 2 [+/-].
4 AO2-
5 AO3+
4~20mA Output 3 [+/-].
[It's optional to configure it].
6 AO3-
AI Analog Input Port
7 AI+ 4~20mA Input +.
8 AI- 4~20mA Input -.
PO Totalized Weight High-speed Pulse Output Port
9 VIN DC5~24V Input.
10 PO Totalized Weight High-speed Pulse Output.
No. Pin Description
DO/DI Relay Switch Signal Output / Switch Signal Input Port
DO Relay Switch Signal Output [Definable]
1 DO1+
Normally Open Contact Output 1 [+/-].
2 DO1-
3 DO2+
Normally Open Contact Output 2 [+/-].
4 DO2-
5 DO3+
Normally Open Contact Output 3 [+/-].
6 DO3-
7 DO4+
Normally Open Contact Output 4 [+/-].
8 DO4-
DI Switch Signal Input [Definable]
9 COM DI Common Terminal [GND].
10 DI1 Switch Signal Input 1.
11 DI2 Switch Signal Input 2.
12 DI3 Switch Signal Input 3.
Contact Capacity of Relay Switch: AC250V/DC24V, 1A.