code generally requires the sensing element to be submerged in the hottest water at the top of the tank

Compatible with pilot duty circuits up to 125 VA at 120/240/277 VAC

the 61-26018-71 includes an internal check valve

Can this be used for both positive and negative pressure sensing

Trane SEN1577 Sensor 322838-754 code generally requires the sensingThe Trane SEN1577 Sensor is a high performance programmable zone sensor designed for precise climate management in commercial and light industrial applications. Engineered for seamless integration with Trane Voyager and Precedent units, this OEM HVAC sensor provides 7 day scheduling capabilities and supports both automatic and manual changeover modes. With a high resolution digital display, technicians can quickly verify real time data including room