Nd - Speed Reference; Rd - Torque Reference; Th - Control Mode - WEG SCA06 User Manual

nd
6.2.2 2 – Speed Reference
Word for programming the motor speed reference.
(32767) corresponds to 18750 rpm. Negative values represent counterclockwise reference.
rd
6.2.3 3 – Torque Reference
Word that allows programming the reference for the torque current of the servoconverter. The reference is pro-
grammed in ampere (A), with one-decimal place resolution. Example: when sending the value 47, the drive will take
a reference equal to 4.7A. Negative values represent negative referece for the torque current.
th
6.2.4 4 – Control Mode
Allows programming the equipment control mode:
Bit
15 14
Function
Bit
Bit 0 ... 3
Control mode
Bit 4 ... 15
NOTE!
The Ethernet interface allows speed and torque control of the servoconverter SCA06. To perform
positioning functions, the Ladder operating mode must be used, developing a Ladder application
program and using the user's parameter as interface with the network master to control and monitor
the equipment.
13 12 11 10
Table 6.4: Functions of the bits for the control mode of the SCA06
It defines the present control mode of the equipment:
0: Torque mode.
1: Velocity mode.
Other values are reserved.
Reserved
Specific motor speed of the SCA06, where the value 7FFFh
9 8 7 6
Value/Description
I/O Words with Specific Function
5 4 3 2 1 0
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