•
•
•
Bit
number
Name
Description
10
Frequency limit ok/Out
of frequency limit
1 = The output frequency is within the defined motor limits.
0 = The output frequency has exceeded the motor limits defined in parameters.
The speed limits are set by parameters:
P 5.8.3.1 Positive Speed Limit
P 5.8.3.2 Negative Speed Limit
P 5.8.3.3 Minimum Speed Limit
11
In operation/No opera-
tion
1 = The process is running, and the motor could be running or starting at any time.
0 = There are no active start requests, and the process does not run. The motor is in a coas-
ted state and is not started.
12
Reserved
Reserved
13
Reserved
Reserved
14
User defined
These bits are reserved for application-specific advanced control. For more information,
refer to the application guide.
15
User defined
2.4 PROFIdrive – Standard Telegram 1
Standard telegram 1 is implemented according to PROFIdrive Application Class 1 profile as defined in the PROFIdrive standard and
state machine diagram.
2.4.1 Control Word (CTW) in PROFIdrive Standard Telegram 1
Table 7: Control Word Bits in PROFIdrive Standard Telegram 1
Bit num-
ber
Name
Description
0
On-Off
1 = On.
0 = Off.
1
Coast stop
1 = No coast stop.
0 = Coast stop.
2
Quick stop
1 = No quick stop.
0 = Quick stop.
3
Operation
1 = Enable operation.
0 = Disable operation.
4
Ramp genera-
tor
1 = Enable Ramp generator (RFG).
0 = Reset Ramp generator. Output of the RFG is set to 0. The drive decelerates along the current
limit or along the voltage limit of the DC link.
5
Freeze
1 = Unfreeze ramp generator.
0 = Freeze ramp generator. Freezes the present output frequency (in Hz).
6
Enable set-
point
1 = Enable setpoint.
0 = Disable setpoint.
7
Fault acknowl-
edge
0
→
1 = Acknowledge faults.
Acknowledge is edge triggered, when changing from logic 0 to logic 1.
AQ408626183394en-000101 / 136R0280
12 | Danfoss A/S © 2023.06
Product Overview
iC7 Series PROFINET
Operating Guide
