12V 1 Channel Relay Module with Optocoupler Isolation Support High or Low Level

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12V 1 Channel Relay Module with Optocoupler Isolation Support High or Low Level

Module description:
Module Size: 50mm * 26mm * 18.5mm (L * W * H)
With four fixed bolt holes, holes 3.1mm, spacing 44.5mm * 20.5mm
Power Indicator (green), Relay Status Indicator (red)Interface:
Input:
VCC: Relay power supply +
GND: Relay power supply -
IN: Signal trigger input (High or Low Level Signal, select via jumper) Output:
NO: Relay normally open.
COM: Relay Common Pin
NC: Relay normally closed.Package Included：
1*12V 1 Channel Relay Module With Optocoupler IsolationHow to provide an auto shut-down for Prusa i3 Mk2S?
1. Wired it in parallel with the power switch.
2. Use the hotend fan power as the trigger.
3. When you run a long print ,start the printer and when the hotend fan turns on (at about 50C) you can turn off the power switch.
4.The printer continues to run until the print is finished and the hotend cools below 50C. At that point the relay is no longer powered and the printer shuts itself off.

• Module uses genuine high quality relay, normally open interface maximum load: AC 250V / 10A, DC 30V / 10A
• Using optocoupler chip isolation, strong drive capability, stable performance; trigger current 5mA
• Module can be set by jumper high or low trigger
• Fault-tolerant design, even if the control line is broken, the relay will not move
• The interface design of human nature, all interfaces are available through a direct connection terminal leads, very convenient

Item Specification

• Connector Type Terminal Leads Contact Type Normally Closed, Normally Open Current Rating 10 A Mounting Type Screw Mount Operation Mode Automatic Wattage 120 watts Coil Voltage 12 volts Contact Current Rating 10 A Maximum Switching Current 10 A Maximum Switching Voltage 250 volts Minimum Switching Voltage 12 volts_of_direct_current Specification Met Vcc Number of Packs 1 Unit Count 1 Count Number of Items 1 Model 3-01-0341 Part Number 3-01-0341 Contact Material Silver

Dimensions Shipping Returns Additional Info

• Product Dimensions: (n/a)

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  Your order will be shipped within 1-3 business days upon full payment received.
  
  Most items are delivered within 3-5 business days, however, please allow 3-10 business days.
  
  We are shipping only to USA.
  
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• We offer a 30 day return policy from checkout winning date.
  
  Your satisfaction is guaranteed! If for any reason you are unhappy with your item, just return it within 30 days for a full refund, minus shipping cost. Please contact us prior to initiating a return so that we can issue you a refund authorization.
  
  Items defective upon receipt must be packaged in their retail packaging as if new and returned with a detailed description of the problem.
  
  Return shipping fees are not refundable.
  
  We reserve the right to decline any returns if the above guidelines are not followed.

• All of our items, unless otherwise stated, will only run on 120 volts. Please check to make sure your country complies with these specifications.
  
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