FanAm MD60 AC Drive User Manual

Page 121

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RS485 (MDI) Protocol

F-5

Writing (06) Reference

The Speed Reference to a MD60 drive can be controlled via the
network by sending Function Code 06 writes to register address
8193 (Reference). P038 (Speed Reference) must be set to 5
“RS485 (MDI) Port” in order to accept the Speed Reference.

Reading (03) Logic Status Data

The MD60 Logic Status data can be read via the network by
sending Function Code 03 reads to register address 8448 (Logic
Status).

Table F.4 – Reference

Reference

Address

(Decimal)

Description

8193

A decimal value entered as xxx.x where the decimal point is
fixed. For example, a decimal “100” equals 10.0 Hz and “543”
equals 54.3 Hz.

Table F.5 – Logic Status Data

Logic Status

Address

(Decimal)

Bit(s)

Description

8448

0

1 = Ready, 0 = Not Ready

1

1 = Active (Running), 0 = Not Active

2

1 = Cmd Forward, 0 = Cmd Reverse

3

1 = Rotating Forward, 0 = Rotating Reverse

4

1 = Accelerating, 0 = Not Accelerating

5

1 = Decelerating, 0 = Not Decelerating

6

1 = Alarm, 0 = No Alarm

7

1 = Faulted, 0 = Not Faulted

8

1 = At Reference, 0 = Not At Reference

9

1 = Reference Controlled by Comm

10

1 = Operation Cmd Controlled by Comm

11

1 = Parameters have been locked

12

Digital Input 1 Status

13

Digital Input 2 Status

14

Not Used

15

Not Used

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