3D Printer Hot Bed Power expansion board
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Is a new module to optimize and upgrade the power expansion module of old heatbed, which can solve the problem of high-power hot bed and serious heating. Hot bed power expansion module, which can be connected with high power hot bed, withstanding larger power, convenient for machine use while reducing the danger caused by serious heating.
- When you connect power supply cable, you need to pay attention to distinguish the positive and negative polarity of the power supply,and do not reverse the connection of the cable to avoid burning the module and causing unnecessary losses.
- Module placement problem: when you use the module, do not put it in a place where the wires are dense. In this way, it helps to reduce the heating burden on the module and increase the safety.
- When the module is working: don't let the conductor to touch its bottom, it can prevent short circuit and burn out.
- DCIN: “+” connect the power positive electrode, “-”connect the power negative electrode(support “+ 12 v”or “+ 24 v” power supply it is recommended to use + 24 v power supply)
- Heatbed: connect to heatbed line(there are no positive or negative)
- Connect the heatbed control port on the motherboard(there are no positive or negative)