Kelly KPM48401KD - Page 9

KellyFullBridgePermanentMagnetMotorDcControllerUser’sManual V1.4
8
Notes:
1.AllGNDpinsareinternallyconnected.
2.TwistperipheralwireswithPWRisthepreferredforEMC.
3.KellyAmmeterpositiveconnectto5Vpowersupplyofcontroller,negativetopin8.
4.12VonlycanbeusedforSwitchorLEDwiring,suchas12Vbrakeswitch(pin25).
5.Thecurrentmeterisinstalledbetweenpin4andpin8.Pin4isgoingtopositiveof
currentmeter,Pin8isgoingtonegativeofcurrentmeter.
Caution:
• Donotapplypoweruntilyouarecertainthecontrollerwiringiscorrectandhasbeen
doublechecked.Wiringfaultswilldamagethecontroller.
• EnsurethattheB-wiringissecurelyandproperlyconnectedbeforeapplyingpower.
• ThepreferredconnectionofthesystemcontactororcircuitbreakerisinserieswiththeB+
line.
• AllcontactorsorcircuitbreakersintheB+linemusthaveprechargeresistorsacrosstheir
contacts.Lackofevenoneoftheseprechargeresistorsmayseverelydamagethe
controlleratswitch-on.