Connecting the vector controlled motor, Tune your smart trac ac1 – Yaskawa SmartTrac AC1 User Manual
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SMART TRAC AC1
4-16
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Smart Trac AC1 Installation Technical Manual TM 3554-000
This function allows loading data through the RS-232 port, erasing flash ROM, 
or programming Flash ROM. Do not enter this function without the direction or 
approval of an application engineer. 
Use this function to check the Operating System, Monitor and Boot Code 
program versions stored in your Smart Trac AC1. 
This function allows erasing of a user program. Do not enter this function 
without the direction or approval of an application engineer. 
You must always exit the boot menu through this function. Pressing ENTER 
starts the operating system for your Smart Trac AC1. 
All events occurring in your Smart Trac AC1 are time-stamped with the system 
date and time. 
To set the system clock:
1. Load Smart Trac Workstation.
2. Right click a node.
3. Click the Set Date/Time selection. The Set Date/Time dialog box
appears indicating the system date and time.
4. Enter a new date in the format DD/MM/YY and time in the format
hh:mm:ss AM/PM. The dialog box indicates the new date and time.
5. Click OK to continue.
Connecting the Vector Controlled 
Motor 
Most MagneTek Vector Controlled Motors (VCMs) may be configured for 
either 380V/460V or 190V/230V operation. VMB motors may be configured for 
190V or 230V, 380V or 460V. VMC motors may be configure for 230V or 
460V. Your application will determine which configuration to use: 
To control torque or speed when 150% peak torque is required at a base speed of 
90-100%, with 100% torque at 0 RPM, use a low voltage winding – 190V or 
380 V motor tap selection mon VMB motor. 
Use a high voltage winding, 230V or 460V, when:
•
replacing an existing 460V/230V NEMA design B motor with encoder 
feedback. 
•
for speed control when torque limit adjustment is required.
•
in high starting torque situations.
Tune Your Smart Trac AC1
Your Smart Trac AC1 does not typically require tuning. Tuning of your Smart 
Trac AC1 should be done either by a qualified MagneTek Field Service 
Engineer or according to recommended procedures. 
Serial Download?
Firmware Version
Flash Access
Start System?
Setting the System 
Time 
For best control of 
torque or speed 
linearity and response 
For control in speed 
mode or use with 
standard motor voltage 
ratings