Cheap And Discounts PT100 Signal Converter 0-100℃ 0-200℃ -50-200℃ to 4-20mA 0-10V 0-5V RS485 1 In 1 Out PT100 Signal Converter Wholesale. Buy Directly From Merchant Vadias Electronic Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.