Winters Instruments TTD Series Tridicator is used mainly on hot water and steam pressure for boilers. 3 in. white aluminum dial. Black steel case. Glass lens. Chrome ring. Brass stem, socket, and tube. Brass and phosphor bronze movement. Bi-metallic coil sensing element on the temperature side. Bourdon tube sensing element on the pressure side. Anodized black aluminum pointer. Tin-alloy solder welding. Pressure limit is 75% of the full scale range. Ambient Temperature is 23 to 122°F. Process Temperature is 75% of full scale range. Pressure Accuracy is +/-3-2-3%. Temperature accuracy is +/-3% of full scale value. IP50 Enclosure rating. 1/2 in. NPT back connection. Pressure and temperature ranges of 0 to 75 psi/kPa and 70 to 320°F/C.
California residents: see Proposition 65 information
- Wetted material is brass
- Measures both pressure and temperature on the same dial
- Dual scale (F/C and psi/kPa)
- Ranges are compliant to industry standard ASME boiler code section IV HG-612