Reprap Prusa i3 MK3/3S Einsy Rambo1.1b Control Board + 2004LCD Screen With 4pcs TMC2130 SPI Driver For 3D Printer Parts. EinsyRambo 1.1b board 1pc. For Arduino MEGA compatible Atmega2560 and Atmega32u2 processors are compatible with all RAMPS class firmware. Crystals for both usb and mcu (timing accurate to 10ppm).
3 Thermistor jacks + 4th Thermistor circuit on ZProbe. 4 Trinamic TMC2130 1/256th microstep motor drivers(2 connectors on Z for Prusa Mendel and other dual Z printer designs).
SPI Control of stepper current instead of PWM. Microstep mode configured by MCU through firmware (SPI, no jumpers needed). PWM DC outputs Extruders, Fans, Etc. 4 outputs 1 Extruder, 1 BED, 2 low power (fan, etc). Low resistance mosfets for cool running.Indicator led for each channel. FANS have 3pin fan connector. FANS have 5V instead of 12-24V power source. FAN connectors have tachometer feedback pin to the MCU to measure fan speed in capable firmware. Heated Bed, 15A 12-24V (15A dedicated fuse).
Primary Power 10A 12-24V: Motors, Logic & Fans (5A dedicated fuse) + Extruder (5A dedicated fuse). Built in SMPS for 5V generation from the Motors, Logic & Fans rail.
Provides 5V power to FANS. The item "Reprap Prusa i3 MK3/3S Einsy Rambo1.1b Control Board + 2004LCD Screen With 4pcs" is in sale since Sunday, September 6, 2020.This item is in the category "Computers/Tablets & Networking\3D Printers & Supplies\3D Printer Parts". The seller is "walaashop" and is located in Sichuan, Chengdu. This item can be shipped worldwide.