Sourcetronic ST600 Series - Page 337

Frequency Inverter ST600 Series High-Performance Multifunction VFD Expansion cards
-330-
LED3
State indicator
On: The expansion card is establishing a connection with the control
board.
Blinking periodically: The expansion card is properly connected to the
control board (the period is 1s, on for 0.5s, and off for the other 0.5s).
Off: The expansion card is disconnected from the control board.
SPG502 terminal function description
Signal
Port
Function
PWR
Encoder power
Voltage: 5 V ± 5%
Max. output current: 150 mA
GND
A1+
Encoder interface
1. Supporting Sin/Cos encoders
2. SINA/SINB/SINC/SIND 0.6–1.2Vpp; SINR 0.2–0.85Vpp
3. Max. frequency response of A/B signals: 200 kHz
Max. frequency response of C/D signals: 1 kHz
A1-
B1+
B1-
R1+
R1-
C1+
C1-
D1+
D1-
A2+
Pulse reference
1. Supporting 5V differential signal
2. Frequency response: 200 kHz
A2-
B2+
B2-
Z2+
Z2-
AO+
Frequency-divided
output
1. Differential output of 5 V
2. Supporting frequency division of 2
N
, which can be set
through P20.16 or P24.16; Max. output frequency: 200 kHz
AO-
BO+
BO-
ZO+
ZO-
The following figure shows the external wiring of the PG card when it is used in combination with an
encoder without CD signals.