Mitsubishi MELDAS TRS50 Manual page 17

I t e m
Check Signal
pin
CH21 Base
ampli-
fier
control
signal
(phase U)
CH22 Base
fier
control
signal
(phase V)
ampli-
fier
control
signal
(phase W)
Position CH2 Error
loop signal
5 Power
CH31 Analog
CH33 ground
-12
LG
Digital
ground
Function
Signal which controls U phase transis-
tors (upper transistors)
Top/bottom transistor shorting preven-
Transistor
OFF
period
Signal which controls V phase transis-
tors.
Signal which controls W phase transis-
tors.
For checking speed command signal output
from NC system.
Card AX04 analog ground
Card AX04 +12V power supply
-12v
Card AX04 -12V power supply
Card AX04 +5V power supply
Card AX04 digital ground
tion period
0
Transistor
ON period
l