Mitsubishi MELDAS TRS50 - Page 17

Item
Check Signal
Function
pin
CH21 Base
Signal which controls U phase transis-
ampli-
fier tors (upper transistors)
control
signal Top/bottom transistor shorting preven-
(phase U) tion period
nslln
Transistor
2V
0.7v
ON period
Transistor
OFF period
0
CH22 Base Signal which controls V phase transis-
ampli-
I
fier
tors.
control
signal
(phase V)
CH23 Base Signal which controls W phase transis-
ampli-
fier
tors.
control
signal
(phase W)
1
4 Position CH2 Error
For checking speed command signal output
loop
signal
from NC system.
5 Power
CH31 Analog
Card AX04 analog ground
CH33 ground
supply
+12
+12v
Card AX04 +12V power supply
-12
-12v
Card AX04
-12V power supply
+5
+5v
Card AX04 +5V power supply
LG
Digital
Card AX04 digital ground
ground
l
a
a
a
4
-160