The Honeywell STD820-81HM6CS-1-A-AHE-11S-A-20A0-00-0000 is a high-performance transmitter from the STD800 Series, designed for precise measurement and monitoring in demanding environments. Manufactured by Honeywell PMC, this device features a 4-20mA dc/HART output protocol, ensuring compatibility with various control systems. It offers an adjustable range from -400" to 400" H2O, with standard accuracy and factory calibration.
Constructed with a polyester powder-coated aluminum housing and a 1/2" NPT connection, it provides robust durability. The process wetted diaphragm is made of Monel 400 and 316 stainless steel, enhancing resistance to corrosive environments. The unit is FM explosion proof, intrinsically safe, and dustproof, making it suitable for hazardous locations. Additional features include a 304 stainless steel angle bracket for mounting and advanced diagnostics software for enhanced performance monitoring.