Shanghai STEP Electric corporation
Inverter wirin
g
4.6.3.2 Terminal Symbols of UVW Increment PG Card for Synchronous Motors
Symbols of J2 terminals of the UVW increment PG card for synchronous motors:
FA
GND
FB
GND
Symbols of J1 terminals of the UVW increment PG card for synchronous motors:
V+ GND
A+
A-
B+
B-
Z+
Z-
U+
U-
V+
V-
W+ W-
E
4.6.3.3 Terminal Functions of UVW Increment PG Card for Synchronous Motors
The terminal functions of the UVW increment PG card for synchronous motors are listed
in Table 4.10.
T
able 4.10 Terminal functions of the UVW increment PG card for synchronous motors
Name
Symbol
Function
Specification
Phase-A output of
FA
divided-frequency open
collector
Phase-B output of
v
7VDC, max. current 50mA, max.
frequency 100kHz. The frequency division
coefficient may be set through Function Code
Open collector output of crystal triodes: max.
oltage 2
FB
divided-frequency open
collector
E15.
Divided-
frequen
cy
output
GND
m
en
ha
0V
Co mon
d of P se A/B signals
A+,A-
Phase-A signal of the encoder
B+,B-
Phase-B signal of the encoder
Z+,Z-
Phase-Z signal of the encoder
U+,U-
Phase-U signal of the encoder
V+,V-
Phase-V signal of the encoder
W+,W-
Phase-W signal of the encoder
y
100kHz;
pulses for each turn.
Differential signals: max. input frequenc
UVW increment encoder shall have 8196
Encoder
output
E
Shielded g
Shielded ground
round
V+
.3V
V or +5.3VDC, max. output current
+5V or +5
+5
500mA.
Select through S1
S1
2
1
3
+V
+5.3V
Encoder
power
supply
GND
.3V GND
+5V or +5
Note: + 5.3V power supp
ay be used to reduce
ection line
be
he e
r an
ly m
voltage drop when the conn
tween t
ncode
d the PG card is long.
4-
36