220V DC Motor Speed Regulator Permanent Magnet Excitation PWM Drive Controller BoardTechnical Parameters: 1. Use range: 1000W DC permanent magnet motor excitation motor2. Input voltage: AC 220V or AC 110V 50 \/ 60Hz3. Output Power: AC 220V - 1000W; AC 110V - 600W4. Voltage: AC220V input、 excitation terminal is L + L- DC 205VDC                   AC 110V input、 terminal is L + L- excitation DC 95VDC5. Armature voltage: AC220V input、 armature terminals M + M-is 0-220VDC、 adjustable    AC110V input、 the armature terminal M + M- is DC 0-110VDC adjustable6. Potential match value: 4.7K!#!amp!*!Omega; 2W7. Size:125mm x 105mm x 50mm Wiring Use: 1. Permanent magnet DC motor (motor lead 2-wire): Controller、 M + M- connected to the motor;  L + L- can not connect any other lines.2. Excitation DC motor (electrical motor 4-wire): Controller、 M + M- connected to the motor armature; L + L- connected to the motor excitation. The two can not be reversed.Package included:1 x 220V DC Motor Speed Regulator Controller Board