RemoDAQ-9X20 Series User’s Manual
standard protocol, it solves the communication problem
between different networks and different devices. Mean-
while, users can extend their system scope by integrating up
to 32 nodes of RemoDAQ-9821 or other Modbus products,
such as meters, card readers, loadcell, and so on.
Figure 3-9 Serial Network Connection
Note: The address of RemoDAQ-9X20 on the RS-485
network will be always node 1. Any Modbus devices
integrated in this network should be addressed from node 2
to 33.
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Summary of Contents for RemoDAQ-9X20 Series
Page 21: ...RemoDAQ 9X20 Series User s Manual Figure 2 1 RemoDAQ 9000 I O Module Selection Chart 20 ...
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Page 32: ...RemoDAQ 9X20 Series User s Manual Figure 3 1 Module alignment and installation 31 ...
