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FB - Field Bus Parameters
DIN66019II Serial Protocol
The DIN66019II serial protocol consists of various services, which are dened
telegram structures for serial communication between controller and keypad
operator.
DIN66019II services 48, 49, and 50 will be supported. There will be an
independent watchdog timer for the serial interface, the node ID will be
adjustable from 1 to 128, and the available baud rates will be 9,600, 19,200,
38,400, 55,500, and 115,200.
• Service 48 = 2x32-bit
• Service 49 = 4x16-bit
• Service 50 = 2x16-bit + 1x32-bit + 1x32-bit AUX R/W*
*Service 50 AUX parameter channel can be used to access any read-only
inverter or keypad operator parameter. Write capability is limited to operator
parameters and only while the inverter status is Mode = Idle.
6.15 FB - Field Bus Parameters