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Goals and Symptoms
How many Sepam relays are possible using ACE comms modules on an RS485 4-wire communications daisy chain? What is the maximum length of such a daisy chain?
Facts and Changes
This applies to the Sepam Series 20, 40, and 80 relays.
Causes and Fixes
See the chart below for the maximum length and number of devices that can be connected to an ACE module with a RS485 daisy chain.