We should have surveillance cameras in public places because they ensure public safety. ... Through surveillance cameras, the police can both prevent crimes from happening and can quickly solve criminal cases with material evidence. In addition, surveillance cameras protect against property theft, and vandalism

Sabtu, 04 November 2017

Super Price US $102.84 Ship from EU CNC Router Kit 4 Axis4pcs TB6560 stepper motor driver+interface board+4pcs Nema23 270






Ship from EU CNC Router Kit 4 Axis4pcs TB6560 stepper motor driver+interface board+4pcs Nema23 270

[869952566] 1 x 24V/10A switching power supply 4x single Axis TB6560 stepper motor driver 4x57HS76 3A 270 oz/in stepper motor 1 x 5 axis breakout board 1 x DB25 parallel cable 1 x USB cable 4x signal cables English user manual for 4 axis driver board will send by a CD or Email 5 axis breakout board 1.Support for MACH3 software, and support other parallel port to control the host computer software; 2.Leads to all the parallel port 12 data transmission output pin, which can control the five stepper motor driver; 3.With 5-way input interface, can take the limit switch and emergency stop switch, home switch and prove switch; 4.5 input LED indicates the status of the input; 5.With the way 12A relay control, normally open, normally closed leads, user-friendly connection; 6.Supply 5V USB power supply or external power supply to facilitate the access of external power supply; 7.On the external drive enable signal amplification, filtering, enhancement processing; 8.Pulse, the direction of signal shaping, enhanced load capacity, data transmission speeds reach 10 MBit / S; 9.Output pins with the expansion interface can 2.54mm pin 2.54mmXH-Block; single Axis Stepper Motor Driver 1.the use of new imported Japanese Toshiba TB6560 chip; 2.The base used dense teeth radiator, cooling super, to ensure the stable operation of equipment; 3.the input signal using a high-speed opto-isolation to ensure not losing steps, which the pulse direction signals with the same level of 6N137, dual high-speed optocoupler; 4.a variety of semi-flow mode and the semi-flow current selection, the use of more flexible 5.Decay mode is adjustable to ensure the motor running smooth; 6.Compact Dimensions, cooling pad size: 75mm * 65mm, four mechanical installation positioning hole size is: 67mm * 58, mounting hole diameter is 4mm 7.Set method detailed table on the board, easy to use; 8.With anti-reverse circuit, even if not careful the power plug back and will not burn the chip, it's very safe to use. stepper motor Model JK57HS76-2804 Number of phases 2-phase Number of lines 4-wire Phase voltage 3.08V Phase current 3A Resistence 1.1Ω Inductance 3.6mH Torque 1.89N.M(270 Oz-in) Shaft Diameter 8mm Axial length 21mm Side length 57mm High 76mm Weight 1100g RED:A+ BLUE: A- GREEN: B+ BLACK:B- Switching power supply 1. the range of AC input voltage is changed by the switch 2. high-efficiency, high reliability 3.100% full load burn-in test 4. Protections: Short circuit / overload / over voltage / over temperature 5. built-in cooling DC fan control 6. Working frequency is 25 kHz 7.Input Voltage:220V 8.Output Voltage:24V 9.Output Current:10A 10.Output Power:250W 11. 1 year warranty 12.Size:215 * 115 * 50mm(L*W*H) 


US $120.99

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