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5.9 CONNECT THERMISTORS, LIMIT SWITCHES, FILAMENT SENSORS, AND MOTORS TO RAMPS
1.4
NOTES:
1. THERMISTOR CONNECTOR
POLARITY DOES NOT MATTER
2. MOTOR CONNECTOR
POLARITY CHANGES MOTOR
DIRECTION
3. LIMIT SWITCH CONNECTOR
POLARITY IS IMPORTANT.
INCORRECT CONNECTIONS
CAN CAUSE DAMAGE. IF
CONNECTOR IS REVERSED,
CONTROLLER RESETS WHEN
SWITCH IS CLOSED.
4. MOTOR DRIVES ARE PRE-SET FOR ALL BIGBOT KITS. NO ADJUSTMENT IS NECESSARY
UNLESS
MOTORS ARE TOO HOT TO TOUCH FOR MORE THAN 5 SECONDS OR MOTORS ARE SKIPPING
STEPS.
ADJUSTMENTS ARE MADE VIA THE PHILLIPS TRIM-POT SCREW IN EACH DRV8825 MOTOR
DRIVE.
SEE DETAIL V
DETAIL V
RED ON
THESE PINS
Z MOTOR
Y MOTOR
X MOTOR
E1 (RIGHT EXTRUDER)
E0 (LEFT EXTRUDER)
E1 (RIGHT)
THERMISTOR
BUILD PLATFORM
THERMISTOR
E0 (LEFT)
THERMISTOR