Siemens Building Technology 540-520B Sensor 320734-701 For technicians servicing Midco power

For technicians servicing Midco power burners

Its Permanent Split Capacitor (PSC) design ensures lower amp draw and cooler operation

Integrated Safety: Features an automatic ECO (Energy Cut-Off) switch and flammable vapor sensor logic to protect against hazardous operating conditions

its compact footprint and clear terminal labeling simplify the retrofitting of existing HVAC blower controls

Siemens Building Technology 540-520B Sensor 320734-701 For technicians servicing Midco powerThe Siemens 540 520B Room Temperature Sensor is a dedicated sensing solution designed exclusively for use with Siemens Terminal Equipment Controllers (TEC). This analog room sensor provides reliable HVAC zone control within a standard setpoint range of 55F to 95F (13C to 35C). Engineering focus on the 540 520B centers on its RJ 11 connection, which enables a direct "plug and play" interface with PXC Compact and Apogee automation systems. This non