Functions and Technical Specifications
4-3
EM 148-FC
Frequency Converter
A5E00065321-03
Table 4-2
Structure of the control word
Bit
Description
Value
Remarks
0
AUS1
0
Ramp down to standstill via the parameterized
ramp
Operating
condition
1
Ready for operation, wait for the switch-on
command
1
AUS2
0
Voltage disconnection:
The motor comes slowly to a standstill
without external braking, starting lockout
If there is external braking, the brake is
activated immediately, starting lockout
Overload or overvoltage error messages
may be issued.
Operating
condition
1
AUS2 command canceled
2
AUS3
0
Rapid stop:
Without external braking the motor comes to
a standstill after half the ramp-down time,
starting lockout
If there is external braking, the brake is
activated after half the ramp-down time,
starting lockout
Operating
condition
1
AUS3 command canceled
3
Disable operation
0
Voltage disconnection:
The motor comes slowly to a standstill
without external braking, starting lockout
If there is external braking, the brake is
activated immediately
Enable operation
1
Switch-on command, power up to specified
setpoint value
4
Disable ramp
generator
0
Ramp down to a standstill by means of a
parameterized ramp, voltage not disconnected,
external brake not activated
Operating
condition
1
Ramp generator enabled
5
Halt ramp
generator
0
Freeze the current actual value (interrupt ramp
up or down)
Enable ramp
generator
1
Interrupted ramp up or down continued
6
Disable setpoint
value
0
Ramp generator input set to 0, ramp down to
standstill
Enable setpoint
value
1
Ramp up or down to setpoint value
7
Acknowledgment
↑
Rising edge acknowledges a pending error
(see Section 4.1.3), starting lockout
8
No inching to the
right
0
Terminate inching mode to the right
Inching to the right
1
Start inching mode to the right (see Section 4.3)
Содержание SIMATIC EM 148-FC
Страница 56: ...Functions and Technical Specifications 4 22 EM 148 FC Frequency Converter A5E00065321 03 ...
Страница 66: ...Mode of Functioning 5 10 EM 148 FC Frequency Converter A5E00065321 03 ...
Страница 70: ...Dimensioned Drawing B 2 EM 148 FC Frequency Converter A5E00065321 03 ...
Страница 76: ...4 Product Information on Manual EM 148 FC Frequency Converter Edition 04 2003 A5E00476687 03 ...