ECI0016PA Data Capture Card User Manual V1.5
4.1.2.
CAN Expansion & Main Station Wiring
ECI0016PA supports ZCAN protocol, connect to other controllers as ZIO expansion
module through ZCAN protocol.
When it is ZIO expansion module, the wiring reference:
→
Wiring Note:
When connecting multiple ZIO expansion modules on the CAN bus, a 120-ohm
resistor needs to be connected in parallel between the CANL and CANH terminals.
Please use STP to ensure communication quality and the shield layer is connected
to ground.
Please use the same power supply for internal powers of controller and expansion
module.
4.1.3.
IO Watch
The data acquisition card can operate IO, AD, and DA by using the input and output
related instructions IN, OUT, AIN, and AOUT.
The analog input resolution of the data acquisition card is 16 bits, and the scale value
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