Descriptions Of Fields - Fuji Electric FRENIC-AQUA series User Manual

FUJI GENERAL-PURPOSE INVERTER
This chapter describes the Fuji general-purpose inverter protocol, a common protocol to Fuji
general-purpose inverters, as well as the host side procedure to use this protocol and error
processing.
4.1 Messages ................................................................................................................................. 4-1
4.1.1 Message formats.............................................................................................................. 4-1
4.1.2 Transmission frames........................................................................................................ 4-2
4.1.3

Descriptions of fields...................................................................................................... 4-11

4.1.4 Communications examples............................................................................................ 4-13
4.2 Host Side Procedures ............................................................................................................ 4-15
4.2.1 Inverter's response time................................................................................................. 4-15
4.2.2 Timeout processing........................................................................................................ 4-16
4.2.3 Receiving preparation complete time and message timing from the host ..................... 4-16
4.3 Communications Errors.......................................................................................................... 4-17
4.3.1 Categories of communications errors ............................................................................ 4-17
4.3.2 Communications error processing ................................................................................. 4-18
Table of Contents
CHAPTER 4
PROTOCOL