this valve provides the necessary sensitivity to manage refrigerant flow under varying thermal loads

it ensures stable modulating control even under fluctuating pressure conditions

The solid copper connections facilitate reliable brazing in the field

313-inch replacement circular chart designed for industrial Honeywell chart recorders

Siemens Building Technology QAA2280.DWSC Sensor Refrigerant this valve provides the necessaryThe Siemens Building Technology QAA2280. DWSC is a high precision communicating room temperature sensor specifically engineered for seamless integration with Siemens Terminal Equipment Controllers (TEC). Designed for demanding building automation systems (BAS), this unit offers an accurate 10K ohm thermistor element with a measuring range of 32F to 122F (0C to 50C). The "DWSC" variant features a built in digital display for real time local temperature