上海维宏电子科技股份有限公司
SHANGHAI WEIHONG ELECTRONIC TECHNOLOGY CO., LTD.
3
/
5
No. Interface Type
Description
1
Power
24V_A)
+24V input, supplying power for the internal circuit and
Y00~Y15 terminals. Two terminals for +24V_A(internal,
positive); one for COM_A(negative); one for grounding.
2
Output ports
16 24V output(Y00~Y15). For each output, supports
current 3A at most, with prevention for short circuit.
3
Communication
interface
Connects to extension terminal board
4
Output ports
16 24V output(Y16~Y31). For each output, supports
current 3A at most, with prevention for short circuit.
5
Power
24V_B)
+24V input, supplying power for Y16~Y31 terminals. If
Y16~Y31 terminals are not used, it can be disconnected
with the power supply. Two terminals for
+24V_B(internal, positive); two for COM_B(internal,
negative)
6
Communication
interface
Connects to the upper controller
4
System Running Indicator
See the following for flashing frequency of SYSTEM LED indicator in the terminal
board, by which you can know communication status of the terminal board.
Flashing Frequency
Communication Status
0.33Hz
Not connected with the controller
2Hz
Good connection and communication with the controller
10Hz
Communication error
Light off or light on
all the time
Hardware exception. For example: insufficient voltage,
damaged hardware, pseudo soldering, and short circuit,
etc.
