CHAPTER 13 RS-485 COMMUNICATIONS

13

13.2.6 Command List

Command list

No.

Function

Monitor relations

01 Data read with multiple monitors

Sequence monitor relations

02 Sequence mode read

03 System status read

04 Alarm at present read

05 Alarm history read

06 Sequence I/O signal read

Parameter editing relations

07 PA1 parameter read

08 PA1 parameter write

09 PA2 parameter read

10 PA2 parameter write

11 PA3 parameter read

12 PA3 parameter write

Operation command relations

13 Alarm reset

14 Alarm history Initialization

CMND

50h

50h

50h

51h

50h

51h

50h

51h

51h

メMeモmoリry種typ別e

Data section

Address (L)

Address (M)

Address (H)

01h

00h

00h

04h

01h

04h

02h

00h

00h

10h

11h

12h

00h

21h

Quantity

(1 to 15)

No.

(1 to 99)

01h

00h

22h

Quantity

(1 to 15)

No.

(1 to 99)

01h

00h

23h

Quantity

(1 to 15)

No.

(1 to 99)

01h

01h

17h

08h

00h

01h

23h

13.2.7 Command Transmission Specifications

The message exchanged between the host and amplifier is categorized into the following two types:

 Transmission message: Message sent from host to amplifier

 Response message: Message sent from amplifier to host

Communication is not made between amplifiers.

13-42 PC Loader Communications