
Titus HVAC D21-TS Thermistor
The Titus HVAC D21-TS Relay Thermistor Thermostat Signal is a high-precision electronic controller engineered for industrial-grade thermal management. Designed for seamless integration into terminal unit control sequences, the D21-TS thermistor provides critical temperature feedback to the system's logic board, ensuring stable environmental regulation. This HVAC relay thermistor is compatible with 24 VAC control voltages and features a specialized DC output capable of driving up to four solid-state relays (SSRs). This makes it a foundational component for modulating duct heater capacity in response to real-time airflow data. When paired with compatible air-flow sensors, the D21-TS signal controller helps prevent overheating by scaling power output based on CFM levels, even in low-velocity scenarios. As an authentic Titus OEM replacement part, this module maintains the specific impedance and response curves required for Titus terminal unit controls, preventing the drift often associated with generic alternatives.
Key Benefits- Multi-SSR Logic: Provides a single DC signal capable of controlling up to 4 solid-state relays for scalable heating arrays.
- Precision Thermal Sensing: High-accuracy thermistor technology ensures stable thermostat signal transmission without signal degradation.
- Airflow Variable Modulation: Supports capacity modulation to protect heating elements during low-airflow conditions.
- OEM Mechanical Fit: Rugged, industrial design ensures direct compatibility with existing Titus HVAC control enclosures and wiring harnesses.
What is the primary function of the Titus D21-TS?
It serves as an interface between temperature sensors and heat controllers, translating thermistor data into a reliable signal to trigger relay switching.
Can this unit drive multiple relays?
Yes, the D21-TS relay signal controller is specifically designed to manage the load for up to four SSRs simultaneously.
Does it require a specific voltage?
The unit operates on standard 24 VAC control power, common in commercial HVAC control circuits.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
Titus HVAC D21-TS Thermistor
The Titus HVAC D21-TS Relay Thermistor Thermostat Signal is a high-precision electronic controller engineered for industrial-grade thermal management. Designed for seamless integration into terminal unit control sequences, the D21-TS thermistor provides critical temperature feedback to the system's logic board, ensuring stable environmental regulation. This HVAC relay thermistor is compatible with 24 VAC control voltages and features a specialized DC output capable of driving up to four solid-state relays (SSRs). This makes it a foundational component for modulating duct heater capacity in response to real-time airflow data. When paired with compatible air-flow sensors, the D21-TS signal controller helps prevent overheating by scaling power output based on CFM levels, even in low-velocity scenarios. As an authentic Titus OEM replacement part, this module maintains the specific impedance and response curves required for Titus terminal unit controls, preventing the drift often associated with generic alternatives.
Key Benefits- Multi-SSR Logic: Provides a single DC signal capable of controlling up to 4 solid-state relays for scalable heating arrays.
- Precision Thermal Sensing: High-accuracy thermistor technology ensures stable thermostat signal transmission without signal degradation.
- Airflow Variable Modulation: Supports capacity modulation to protect heating elements during low-airflow conditions.
- OEM Mechanical Fit: Rugged, industrial design ensures direct compatibility with existing Titus HVAC control enclosures and wiring harnesses.
What is the primary function of the Titus D21-TS?
It serves as an interface between temperature sensors and heat controllers, translating thermistor data into a reliable signal to trigger relay switching.
Can this unit drive multiple relays?
Yes, the D21-TS relay signal controller is specifically designed to manage the load for up to four SSRs simultaneously.
Does it require a specific voltage?
The unit operates on standard 24 VAC control power, common in commercial HVAC control circuits.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
Product Information
Product Information
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Shipping & Returns
Description
The Titus HVAC D21-TS Relay Thermistor Thermostat Signal is a high-precision electronic controller engineered for industrial-grade thermal management. Designed for seamless integration into terminal unit control sequences, the D21-TS thermistor provides critical temperature feedback to the system's logic board, ensuring stable environmental regulation. This HVAC relay thermistor is compatible with 24 VAC control voltages and features a specialized DC output capable of driving up to four solid-state relays (SSRs). This makes it a foundational component for modulating duct heater capacity in response to real-time airflow data. When paired with compatible air-flow sensors, the D21-TS signal controller helps prevent overheating by scaling power output based on CFM levels, even in low-velocity scenarios. As an authentic Titus OEM replacement part, this module maintains the specific impedance and response curves required for Titus terminal unit controls, preventing the drift often associated with generic alternatives.
Key Benefits- Multi-SSR Logic: Provides a single DC signal capable of controlling up to 4 solid-state relays for scalable heating arrays.
- Precision Thermal Sensing: High-accuracy thermistor technology ensures stable thermostat signal transmission without signal degradation.
- Airflow Variable Modulation: Supports capacity modulation to protect heating elements during low-airflow conditions.
- OEM Mechanical Fit: Rugged, industrial design ensures direct compatibility with existing Titus HVAC control enclosures and wiring harnesses.
What is the primary function of the Titus D21-TS?
It serves as an interface between temperature sensors and heat controllers, translating thermistor data into a reliable signal to trigger relay switching.
Can this unit drive multiple relays?
Yes, the D21-TS relay signal controller is specifically designed to manage the load for up to four SSRs simultaneously.
Does it require a specific voltage?
The unit operates on standard 24 VAC control power, common in commercial HVAC control circuits.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.












