Emerson SI-EtherCAT User Manual page 62

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7.5.8
0x604A vl_velocity_quick_stop
This object is used to configure the delta speed and delta time of the slope of the deceleration ramp
for quick stop.
Example: To decelerate by 800 rpm in 10 s, possible values for delta speed and delta time are
8000 and 100 respectively.
vl velocity deceleration = delta speed / delta time
Table 7-49 0x604A vl_velocity_quick_stop
0x604A
vl_velocity_quick_stop
Sub-index 0
Access: RO
Default:
2
Description:
The number of sub-indices in this object.
Sub-index 1
Access: RW
Default:
1000
The value of delta speed is given in rpm if the vl_dimension_factor and the vl_setpoint_factor
Description:
have the value 1, otherwise the value is in user units.
Sub-index 2
Access: RW
Default:
2
Description:
The value of delta time is given in seconds.
7.5.9
0x604B vl_setpoint_factor
This object is used to configure the numerator and denominator of the vl_setpoint_factor. The
vl_setpoint_factor modifies the resolution or directing range of the specified setpoint. It does not
influence the velocity limit function and the ramp function. A value of 0 must not be used.
Table 7-50 0x604B vl_setpoint_factor
0x604B
vl_setpoint_factor
Sub-index 0
Access: RO
Default:
2
Description:
The number of sub-indices in this object.
Sub-index 1
Access: RW
Default:
1
Description:
vl_setpoint_factor numerator (a value of 0 is not valid).
Sub-index 2
Access: RW
Default:
1
Description:
vl_setpoint_factor denominator (a value of 0 is not valid).
62
Range: N/A
Range: 0 to 0xFFFFFFFF Size: Unsigned 32
Range: 0 to 65535
Range: N/A
Range: -32768 to +32767 Size: Signed 16
Range: -32768 to +32767 Size: Signed 16
Size: Unsigned 8
Type: USINT
Type: UDINT
Size: Unsigned 16
Type: UINT
Size: Unsigned 8
Type: USINT
Type: INT
Type: INT
Unit: N/A
Unit: rpm
Unit: s
Unit: N/A
Unit: N/A
Unit: N/A
SI-EtherCAT User Guide
Issue Number: 2

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