Emerson FM-3 manual Encoder Setup Group, Master Position Setup Group

Models: FM-3

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Setting Up Parameters

Encoder Setup Group

Master Source

Master Source indicates the hardware location of the master encoder input. Select module to use the sync input connector on the FM-3 module; select drive to use the drive 44-pin command connector on the drive.

Master Polarity

Master Polarity defines the direction of the master encoder that corresponds to a positive master position change.

Master Interpretation

Master Interpretation determines how the incoming pulses are seen to generate the synchronized motion command. This setting allows you to choose the appropriate signal type to match the device generating the master input pulses.

Drive Input Signal

Drive Input Signal is selected accordingly based on whether the incoming pulses are Differential (default) or Single Ended.

Output Source

Output Source determines which signal will be sent to the Sync Output connector on the FM- 3 module. If Motor Encoder (default) is selected, then the encoder signals from the motor that the FM-3/drive is controlling will be sent out the FM-3 Sync Output connector. If Drive Encoder Input is selected, then the synchronization signals sent to the Drive 44-pin command connector will be sent to the FM-3 Sync Output connector. If Module Encoder Input is selected, then the same signal coming into the FM-3 Sync Input connector will be sent out the Sync Output connector.

Master Position Setup Group

Define Home Position

Define Home Position is the value that the Master Position Feedback will be set to when the MasterAxis.DefineHome destination is activated. After the MasterAxis.DefineHome has been activated, the MasterAxis.AbsolutePosnValid source will activate.

Rotary Rollover Check Box

If checked, the rotary rollover feature for the Master Axis will be enabled.

Rotary Rollover

If enabled, the Master Position will rollover to zero at the value specified here. As the master encoder counts up, the master position feedback will increase until it reaches the Rotary

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Emerson FM-3 manual Encoder Setup Group, Master Position Setup Group