Installation manual
GEO Direct PWM Amplifiers – Preliminary Documentation
ii Table of Contents
Minimum Resistance Value.................................................................................................................................23
Maximum Resistance Value................................................................................................................................23
Energy Transfer Equations.................................................................................................................................23
Need for Regen Resistor .....................................................................................................................................24
Regen Resistor Wattage......................................................................................................................................25
DIRECT PWM COMMUTATION CONTROLLER SETUP ..............................................................................27
Key Servo IC Variables...........................................................................................................................................27
Key Motor Variables...............................................................................................................................................28
DIRECT PWM INTERFACE WIRING.................................................................................................................29
I/O Terminal Block (6-Point) [PWM Only]............................................................................................................29
PWM Input 1 PWM 1 (36-Pin Mini-D Connector).............................................................................................30
SETTING I
2
T PROTECTION.................................................................................................................................31
CALCULATING MINIMUM PWM FREQUENCY.............................................................................................33
TROUBLESHOOTING............................................................................................................................................35
Error Codes .............................................................................................................................................................35
PWM Status Display Codes................................................................................................................................35
Status Display.....................................................................................................................................................36
APPENDIX A.............................................................................................................................................................37
Motor Cable Information.........................................................................................................................................37