Midi-Maestro and Maxi Maestro Drive
27
Alternative Daughter Boards
It is possible that the following alternative daughter
boards may be fitted. The switching arrangements are
as follows:
Figure 26 Alternative daughter board 1
The standard switch settings are as follows:
Switch 1 OFF
Switch 2 OFF
Switch 3 ON
Switch 4 ON
Switch 1
ON Enables armature feedback function.
OFF Disables armature feedback function.
Switch 2
ON Enables tacho loss protection.
OFF Disables tacho loss protection.
Switch 3
ON Enables speed control with tachogenerator feedback.
When used in this position remove RAI resistor.
OFF Disables speed control with tachogenerator feedback.
Switch 4
ON Disables acceleration and deceleration ramp.
OFF Enables acceleration and deceleration ramp.
Figure 27 Alternative daughter board 2
The standard switch settings are as follows::
OFF
ON
OFF
ON
Switch 1
ON Enables armature feedback function.
OFF Disables armature feedback function.
Switch 2
ON Enables speed control with tachogenerator feedback.
When used in this position remove RAI resistor.
OFF Disables speed control with tachogenerator feedback.
Switch 3
ON Enables tacho loss protection.
OFF Disables tacho loss protection.
Switch 4
ON Disables acceleration and deceleration ramp.
OFF Enables acceleration and deceleration ramp.