Isolator Module, 8 Channel Optical Isolation Module 24V To 5V, Level Conversion Product Details Spec: APPLICATION FOR: This optical isolation module can be used for signal isolation, level conversion between single?chip microcomputer, PLC and other , PNP and NPN signal to NPN signal, signal level and voltage conversion, etc. Easy to Use: This is a single isolation USB module, drive, support hot plug, plug and play. FAST AND STABLE CONVERSION SPEED: The optical isolation module has excellent performance, fast and stable conversion speed, high work efficiency and simple operation. Using sophisticated production technology, and the limit switching frequency can be up to 20KHZ. NOTE: 1. This model is DST?1RBP?N (not including rail mounting frame). Model analysis: DST (digital converter)?1R (one?way transmission) 8P (8 channels)?N (NPN output). 2. How much V is the output , and how much V is used for the power supply of the module Application: USB debugging device/A variety of industrial USB devices/Noise sensitive areas. Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.