4-4 Communication Function •Response frame Frame format 4 * Each trip monitor stores the past six trips, together with total trip count (8 bytes). Functions • • • • • • • • • • • • Trip data 6 Reads a setting item. •Transmission frame Frame format 4-147 STX Station No. Data BCC CR Description Data size Setting STX Control code (Start of TeXt) 1 byte STX (0x02) Station No. Station No. of the target Inverter 2 bytes 01 to 32 Data Each monitor's data at the time of tripping 440 bytes * BCC Block check code 2 bytes Exclusive OR from station No. to data.
(Refer to page 4-153.) CR Control code (Carriage Return) 1 byte CR (0x0D) Total count Trip data 1 Monitor item Unit Magnification Data size Note Trip factor Inverter status A Inverter status B Inverter status C Output frequency Total RUN time Output current DC voltage Power ON time Hz h A V h × 10 × 1 × 10 × 10 × 1 8 bytes 8 bytes 8 bytes 8 bytes 8 bytes 8 bytes 8 bytes 8 bytes 8 bytes Code display See "Command 04". Decimal ASCII code Decimal ASCII code Decimal ASCII code Decimal ASCII code Decimal ASCII code → MSB LSB ← STX Station No. Command Parameter BCC CR Description Data size Setting STX Control code (Start of TeXt) 1 byte STX (0x02) Station No. Station No.
of the target Inverter 2 bytes 01 to 32 Command Transmission command 2 bytes 06 Parameter Parameter No. for data 4 bytes * BCC Block check code 2 bytes Exclusive OR from station No. to data. (Refer to page 4-153.) CR Control code (Carriage Return) 1 byte CR (0x0D)