Porous Metal, Sintered Filter, Stainless Steel Filter manufacturer / supplier in China, offering Hg808-H Ss Probe -40 to 100 Celsius RS485 4-20mA 0-5V 0-10V High Temperature Humidity Transmitter, Hg808-H Ss Probe -40 to 190 Celsius RS485 4-20mA 0-5V 0-10V High Temperature Humidity Transmitter for Cleanrooms, Hg808-H Industrial High-Wet Temperature Humidity Transmitter 4-20mA, RS485, 0-5V, 0-10V Output for Cleanroom and so on.