Yaskawa Varispeed 626M5 - Manual (Page 83)

Control Signals
4.1.4 Details on Sequence Input Signals
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MGR/LGR (M Gear/L Gear Selection Signal)
The MGR signal will be selected when 6CN-18 is turned ON.
The LGR signal will be selected when 6CN-17 is turned ON.
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The MGR and LGR signals are used to change parameters, such as the gear ratio and gain, to ensure
the optimum control of the load according to the gear selection of the load shaft.
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Use the gear selection signals as shown below.
MGR LGR Description
OFF OFF H gear selected
ON --- M gear selected
OFF ON L gear selected
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