Chapter 5 - Appendix; Adjustment To Various Resolver Types; Use Of The "Aok" Output - Infranor Gem Drive GD1 Series Installation Manual

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GD1 – Installation Guide
5.1 – ADJUSTMENT TO VARIOUS RESOLVER TYPES
For the use of other resolvers than those mounted on MAVILOR motors in their standard version, see following
wiring diagram of the X1 connector as well as the manufacturer's diagram:
The factory-set resolver calibration allows an optimum operation for resolvers which transformation ratio is
between 0.3 and 0.5.
For the use of resolvers with transformation ratios out of the range 0.3 to 0.5, please contact the INFRANOR
factory.
NOTE
When using resolvers with a number of pole pairs N > 1, all speed values displayed in the drive are equal to N
times the motor rotation speed.
5.2 – USE OF THE "AOK" OUTPUT
The use of the AOK output on an opto-relay is mandatory in order to allow the power supply connection
section 4.1: Connection
diagrams).
The wiring of the opto-relay output must observe the AOK+ / AOK- polarity (see diagram below).
The correct drive operation requires this connection logic. Switching on the power supply before
initializing via the 24 V
DC
according to the instructions contained in this manual.
Part 1 – Chapter 5 – Appendix
Sin
Cos
Ref
auxiliary supply will hinder the operation. It will then be necessary to proceed
Power relay
remote control
(1) CAUTION ! Imax = 300 mA (see AOK output specifications)
Umax = 50 V: respect the polarity AOK+/AOK-
Chapter 5 – Appendix
X1
S4
3
S2
11
S3
2
S1
10
R2
4
R1
5
1
24V
Power
ON
+
(1)
AOK
-
(1)
+
AOK
-
Power
OFF
Power
relay
(see
37

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