DC12V 8/16Channel RS485 Relay Module Modbus RTU PLC Expaning Board DIN Rail Case
ab 20,22 €
5 The maximum delay under MODBUS command is 255 seconds, the maximum delay under AT command is 9999 seconds. 7 In MODBUS command mode, up to 64 devices can be used in parallel. 1 This version has 2 Command modes, MODBUS RTU Command and AT Command.
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