GE Industrial Solutions AF-650 GP PROFINET User Manual
Page 52
9.2 E.g.: Control Word Network using Standard Telegram 1 / PPO3
This example shows how the control word network relates to the controller and the frequency converter, using GE Drive
Control Profile.
The control word network is sent from the PLC to the frequency converter. Standard Telegram 1 is used in the example in
order to demonstrate the full range of modules. All the values shown are arbitrary, and are provided for the purposes of
demonstration only.
PCD
0
1
2
3
CTW
MRV
PCD
PCD
04
7C
20
00
PQW:
256
258
260
262
CTW
MRV
Bit no.:
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
0
0
0
0
0
1
0
0
0
1
1
1
1
1
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
7
C
2
0
0
0
Table 9.3
Table 9.3 indicates the bits contained within the control word, and how they are presented as process data in Standard
Telegram 1 for this example.
Table 9.4 indicates which bit functions, and which corresponding bit values are active for this example.
Bit
Bit value = 0
Bit value = 1
Bit value
00
Reference value
External selection lsb
0
C
01
Reference value
External selection msb
0
02
DC brake
Accel/Decel
1
03
Coasting
Enable
1
04
Quick stop
Accel/Decel
1
7
05
Freeze output
Accel/Decel enable
1
06
Accel/Decel stop
Start
1
07
No function
Reset
0
08
No function
Jog
0
4
09
Accel/Decel 1
Accel/Decel 2
0
10
Data not valid
Valid
1
11
No function
Relay 01 active
0
12
No function
Relay 02 active
0
0
13
Parameter set-up
Selection lsb
0
14
Parameter set-up
Selection msb
0
15
No function
Reversing
0
Function
active
Function
inactive
Table 9.4
Application Examples
PROFINET Operating Instruction
51
9
9