Resolver Encoder - INVT Goodrive3000 Series Operation Manual

Goodrive3000 series medium voltage VFD
Encoder signal
input terminals
PWR
COM1
IA+
IA-
IB+
IB-
Figure 11-9 Wiring diagram of PG card frequency-divided open collector output
Note: During open collector output, PWR at J1 and that at J2 are short connected to COA and COB.
③ PG card frequency-divided push-pull output connection
Figure 11-10 Wiring diagram of PG card frequency-divided push-pull output
Note:
1. Note: During push-pull output, PWR at J1 and that at J2 are short connected to HOA and HOB.
2. Incremental encoder PG cards are mainly used to closed-loop vector control on asynchronous motors.
11.1.3 Resolver encoder PG card
11.1.3.1 Terminal and description
The resolver encoder card has one signal line interface and three user terminals, as the following figure:
Input terminal:
Terminal symbol
1
2
3
4
5
PG card open-collector output
Optocoupler
Optocoupler
Push-pull output of PG card
PWR
COM
AO+
AO-
BO+
BO-
5
9
Figure 11-11 Terminal diagram
Terminal name
COS+
Empty
Optocoupler
A
Optocoupler
B
1
6
SIN+
SIN-
GND
-235-
Optional peripheral accessories
User end
Frequency divided
signal output
terminal
OA
OB
COM1
OA
OB
COM
OUT_A OUT_B COM
Description
Encoder signal input