DIY Torch Height Control How to.....

As promised, a list of components to replicate my THC control and a diagram of the connections: Diagram: https://drive.google.com/file/d/1ajUXofPi6UigrA9B13a4iuN_n5rotynM/view?usp=drive_link 12v dc fan https://www.amazon.com/dp/B08R9HP9LB?ref=ppx_yo2ov_dt_b_product_details&th=1 upgraded stepper driver chips https://www.amazon.com/dp/B086MYZHD9?psc=1&ref=ppx_yo2ov_dt_b_product_details Proximity Sensors https://www.amazon.com/dp/B073XDWWHW?ref=ppx_yo2ov_dt_b_product_details&th=1 12vac transformer https://www.amazon.com/dp/B00B88621O?psc=1&ref=ppx_yo2ov_dt_b_product_details Bridge Rectifier https://www.amazon.com/dp/B08BK7MKK1?psc=1&ref=ppx_yo2ov_dt_b_product_details 4 channel relay https://www.amazon.com/dp/B08PNX72ZQ?psc=1&ref=ppx_yo2ov_dt_b_product_details double pole relay for THC power on/off and trigger to plasma cutter https://www.amazon.com/Relay-Module-12VDC-24VDC-Operation/dp/B000GUQL3E/ref=sr_1_3?crid=1MYJEAQ92FUD6&dib=eyJ2IjoiMSJ9.JET4WewEo4wJ529NBvsYMc4qaIBfzTVCUp-oe4McgC9DhIz8CqBjkKHMA3hci-HhLnNBKUWOR0VZGTehPL90KzYgISa6E-Xo8J-XL1Ri3C1hCH_AfmEUvo5MoNgQMwkx7rWQFmSr3pds4oMlIu3jhgLNb0PE2gj4RQB5M4bEXU1dIqUaBAvgiMe04xcA-AgSeW4QZ8dJuyNV60v6neav0j-0UfAQZ8NnUXsgIOLa_K5Kcg_5iKn_VWhpQ0BcfYX_6YUWFVEJZs8GZUaH7WMcL3Of_aIxhh15MrSPP4krTds._4EDfpY3pkjZoCZ80b8nnU1dz_6mNK92WbwYDQ_0LKM&dib_tag=se&keywords=rbsn+relay&qid=1717598346&sprefix=rbsn+relay%2Caps%2C79&sr=8-3 Pilot arc Non HF start Plasma cutter https://www.amazon.com/dp/B0CQZXGMJS?psc=1&ref=ppx_yo2ov_dt_b_product_details Blowback straight torch https://www.aliexpress.us/item/3256805067147600.html?spm=a2g0o.order_list.order_list_main.5.26621802l3cS6h&gatewayAdapt=glo2usa Pilot Arc HF start Plasma cutter https://www.aliexpress.us/item/3256806471616502.html?spm=a2g0o.order_list.order_list_main.27.26621802l3cS6h&gatewayAdapt=glo2usa HF straight torch https://www.amazon.com/dp/B07B8CWGB5?psc=1&ref=ppx_yo2ov_dt_b_product_details CNC Z kit with router https://www.aliexpress.us/item/3256803243250193.html?spm=a2g0o.order_list.order_list_main.38.2c441802xXVAgO&gatewayAdapt=glo2usa Lasercutter frame https://www.aliexpress.us/item/3256804160375530.html?spm=a2g0o.detail.0.0.3d97OEq0OEq0UJ&mp=1&gatewayAdapt=glo2usa Limit switches https://www.amazon.com/gp/product/B07PCN6T6F/ref=ppx_yo_dt_b_search_asin_image?ie=UTF8&psc=1