Chapter 1 Introduction 1.1 Overview This manual introduces the Kelly KDZ Series/PM Motor controllers’ features, their installation and their maintenance. Read the manual carefully and thoroughly before using the controller. If you have any questions, please contact the support center of Kelly Controls.
(7) Maximum reverse speed is configurable to half of the maximum forward speed. (8) Configurable and programmable with a host computer though RS232 or USB. Provide free GUI which can run on Windows XP/2000, Windows 7 and Vista(recommend using Kelly Standard USB To RS232 Converter).
Kelly KDZ Series/PM Motor Controller User’s Manual V 3.5 2.2 Features •Intelligence with powerful microprocessor. •Synchronous rectification, ultra low drop, and fast PWM to achieve very high efficiency. •Voltage monitoring on voltage source 12V and 5V. •Hardware over current protection.
Kelly KDZ Series/PM Motor Controller User’s Manual V 3.5 Kelly KDZ Brushed DC Series/PM Motor Controller Model Peak Current Continuous Nominal Max Operating Regen 1 minute (Amp) Current (Amp) Voltage (Volt) Voltage(Volt) KDZ24201 12-24 KDZ24301 12-24 KDZ24401 12-24 KDZ48201 24-48...
Page 8
Kelly KDZ Series/PM Motor Controller User’s Manual V 3.5 Height: 62 millimeters KDZ mounting holes’ dimensions (dimensions in millimeters) Figure 1:...
Page 9
Kelly KDZ Series/PM Motor Controller User’s Manual V 3.5 Height: 62 millimeters KDZ-E mounting holes’ dimensions (dimensions in millimeters) Figure 2:...
Kelly KDZ Series/PM Motor Controller User’s Manual V 3.5 3.2 Connections 3.2.1 Front Panel of KDZ Series or PM Motor Controller: Three metal bars and two plugs (J1, J2) are provided for connecting to the battery, motor and control signals in the front of the controller shown as Figure 3 and 4.
Page 11
12- Reserved 13- Reserved 14- RTN: Signal return Notes: 1. All RTN pins are internally connected. 2. Kelly Ammeter positive connect to 5V power supply of controller, negative to J1-2. 3. Switch to ground is active. Open switch is inactive.
Page 12
Kelly KDZ Series/PM Motor Controller User’s Manual V 3.5 Caution: • Do not apply power until you are certain the controller wiring is correct and has been double checked. Wiring faults will damage the controller. • Ensure that the B- wiring is securely and properly connected before applying power.
Kelly KDZ Series/PM Motor Controller User’s Manual V 3.5 3.2.2 Standard Wiring of KDZ/KDZ-E Series or PM Motor Controller Figure 6: KDZ/KDZ-E series motor controller standard wiring...
Page 14
Kelly KDZ Series/PM Motor Controller User’s Manual V 3.5 Figure 7: KDZ/KDZ-E Series motor controller standard wiring without Reversing Contactor...
Page 15
Kelly KDZ Series/PM Motor Controller User’s Manual V 3.5 Figure 8: KDZ/KDZ-E PM motor controller standard wiring...
Page 16
Kelly KDZ Series/PM Motor Controller User’s Manual V 3.5 Figure 9: KDZ/KDZ-E PM motor controller standard wiring without Reversing Contactor...
Kelly KDZ Series/PM Motor Controller User’s Manual V 3.5 3.2.3 Communication Port A RS232 port of controller is provided to communicate with host computer for calibration and configuration. Figure 10: standard RS232 interface 3.3 Installation Checklist Before operating the vehicle, complete the following checkout procedures. Use LED code as a reference as listed in Table 1.
Do not connect B+, throttle and so on. The controller may display fault code in some conditions, but it doesn't affect programming or configuration. • Use a straight through RS232 cable or USB Converter provided by Kelly to connect to a host computer. •...
Page 19
B- or RTN. 2. There may be excessive load on the +5V supply caused by too low a value of Regen or throttle potentiometers or incorrect wiring. 3. Controller is damaged. Contact Kelly about a warranty repair. Over temperature ¤¤...
Kelly KDZ Series/PM Motor Controller User’s Manual V 3.5 ¤¤¤ ¤¤¤ Wrong connection Valid throttle signal is between 1V-4V. Fault report of throttle because signal is less than 0.5V or greater than 4.5V. Non-zero throttle ¤¤¤ ¤¤¤¤ Controller won’t allow a direction change unless the on direction throttle or speed is at zero.