Latch mode (lm), Amplifier enable logic, Latch mode (lm) 4.7. amplifier enable logic – ElmoMC SimplIQ Analog Servo Amplifiers-Flute Installation User Manual

Page 27

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Flute Installation Guide

Servo Control Operation

MAN-FLUIG (Ver. 2.301)

www.elmomc.com

27

4.6. Latch Mode (LM)

By connecting J2/7 to J2/8, the amplifier can be latched to Disable mode whenever a Short or
Over Temperature failure occurs. Disabling the amplifier temporarily (removing the power from
Enable pins J2/9 and J2/10) resets the latch. Be sure to restore the Enable connection when the
reason for the event no longer exists. For permanent selection, a simple short is recommended.
For remote selection, use the following scheme.

Figure 6: LM Remote Control

4.7. Amplifier Enable Logic

Pins J2/9 and J2/10 are the inputs of an opto-coupler, which must be energized to enable
operation of the amplifier. If the Enable input is kept high before turning on the amplifier, the
amplifier power output will be active immediately upon power on.

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