FujiFilm FRENIC5000G11S Series, Technical Information

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2-56
Chapter 2
4. Standard RS-485 Interface
4.4.4 Example of communication
Typical examples of communication are shown as follows. (The station address are made 12.)
(1) Standard frame
[1] S05: Selecting frequency command (writing)
Request frame (host
⇒
inverter) ............... 40.00 Hz command
SOH 1 2 ENQ W S 0 5 SP 0 F A 0 ETX 8 1
ACK response frame (inverter
⇒
host)
SOH 1 2 ACK W S 0 5 SP 0 F A 0 ETX 8 2
NAK response frame (inverter
⇒
host) ..... Priority of link error
SOH 1 2 NAK W S 0 5 SP 0 0 4 C ETX 8 1
[2] M09: Polling output frequency (reading)
Request frame (host
⇒
inverter)
SOH 1 2 ENQ R M 0 9 SP 0 0 0 0 ETX 5 3
ACK response frame (inverter
⇒
host) ..... 30.00Hz
SOH 1 2 ACK R M 0 9 SP 0 B B 8 ETX 8 0
(2) Option frame
[1] Selection operation command (writing)
Request frame (host
⇒
inverter) ............... FWD command
SOH 1 2 ENQ f 0 0 0 1 ETX 9 2
ACK response frame (inverter
⇒
host)
SOH 1 2 ACK f ETX D 2
NAK response frame (inverter
⇒
host) ..... Cause of error can be confirmed with
"M26: Transmission abnormal treatment code"
SOH 1 2 NAK f ETX E 1
[2] Polling actual torque value (reading)
Request frame (host
⇒
inverter)
SOH 1 2 ENQ h ETX D 3
ACK response frame (inverter
⇒
host) ..... 85.00%
SOH 1 2 ACK h 2 1 3 4 ETX 9 E
[3] Selecting operation command in broadcast (writing)
The response is not returned in broadcast,
Request frame (host
⇒
inverter) ............... REV command
SOH 9 9 ENQ f 0 0 0 2 ETX A 2
Chapter02J(P44˜74).p65
07.8.9, 12:26 Page 56
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