Example: Status Word Telegram Using Standard Telegram 1/Ppo3 - Danfoss VLT AutomationDrive FC 360 Programming Manual

Application Examples

7.3 Example: Status Word Telegram Using Standard Telegram 1/PPO3

This example shows how the control word telegram relates to the PLC and the frequency converter, using FC control profile.
The control word telegram is sent from the frequency converter to the controller. Standard telegram 1 is used in the
example to demonstrate the full range of modules. All the values shown are arbitrary and are provided for demonstration
purposes only.
0
STW
0F 07
PIW: 256
STW
Bit no.: 31 30
0 0
Table 7.5 PCD
7 7
Table 7.5 indicates the bits contained within the status word and how they are presented as process data in standard
telegram 1 in this example.
Table 7.6 indicates which bit functions and which corresponding bit values are active in this example.
Bit
00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
Table 7.6 Status Word Telegram Using Standard Telegram 1/PPO3
42
1 2 3
MAV PCD PCD
20 00
258 260 262
MAV
29 28 27 26 25 24 23 22
0 0 0 1 0 0 0 1
0 F
Bit value = 0
Control not ready
Frequency converter not ready
Coasting
No error
No error
Reserved
No error
No warning
Speed reference
Local operation
Outside frequency range
No operation
Frequency converter OK
Voltage OK
Torque OK
Timers OK
Function active
Function inactive
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PROFINET
21 20 19 18 17 16 15 14
1 1 1 1 0 0 0 0
0 7
Bit value = 1
Control ready
Frequency converter ready
Enable
Trip
Error (no trip)
–
Triplock
Warning
Speed ≠ reference
Bus control
Within frequency range
In operation
Stopped, auto start
Voltage exceeded
Torque exceeded
Timers exceeded
–
–
13 12 11 10 9 8 7 6
1 0 0 0 0 0 0 0
2 0
Bit value
1
1
1
0
0
0
0
0
1
1
1
1
0
0
0
0
–
–
5 4 3 2 1 0
0 0 0 0 0 0
0 0
7
0
F
0
–
–
MG06G102