Daikin-McQuay 330571403 Sensor
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Daikin-McQuay 330571403 Sensor

Daikin-McQuay 330571403 Sensor

The Daikin-McQuay 330571403 Flow Sensor is a critical component for maintaining precise system monitoring in commercial HVAC systems, specifically designed for Daikin Applied and McQuay centrifugal chillers. This HVAC flow switch replacement operates on 24VAC power and features a 15% tolerance threshold, ensuring accurate liquid flow detection to prevent evaporator freeze-ups or thermal overload. The unit comes equipped with a 32-foot cable, providing ample lead length for routing through complex chiller cabinets to the main control board. As an OEM HVAC sensor, this part ensures seamless integration with MicroTech controllers, maintaining the engineered safety protocols of your lead-lag sequences. For technicians troubleshooting chiller flow alarms or performing McQuay sensor replacement, this thermal dispersion-style sensor offers the reliability required for high-stakes industrial cooling. Proper installation is vital for HVAC flow monitoring accuracy, requiring correct orientation within the piping to avoid turbulence interference.

Key Benefits for Technicians
  • Direct OEM Integration: Designed specifically for Daikin-McQuay chiller maintenance, ensuring full communication with onboard diagnostics.
  • Extended Reach: The factory-terminated 32-foot shielded cable reduces the need for field-splicing, maintaining signal integrity.
  • System Protection: Provides high-precision liquid flow sensing to protect expensive compressor stages from low-flow conditions.
  • Durable Construction: Built to withstand the constant vibration and temperature fluctuations common in industrial mechanical rooms.
Common Questions

What causes a flow sensor trip on a McQuay chiller?
Frequent trips often stem from air pockets in the chilled water loop, fouled strainers, or a failing 330571403 sensor that has lost its calibration over time.

Is this sensor compatible with non-Daikin equipment?
The 330571403 is engineered specifically for Daikin-McQuay chiller parts specifications; utilizing it on third-party equipment may result in incorrect voltage readings or mechanical fitment issues.

How do I verify the 24VAC signal at the sensor?
Check for consistent 24VAC at the controller terminations. If the controller indicates "No Flow" while the pump is active and voltage is present, the internal thermal element may be compromised.

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.

$26.99

Original: $77.11

-65%
Daikin-McQuay 330571403 Sensor

$77.11

$26.99

Daikin-McQuay 330571403 Sensor

The Daikin-McQuay 330571403 Flow Sensor is a critical component for maintaining precise system monitoring in commercial HVAC systems, specifically designed for Daikin Applied and McQuay centrifugal chillers. This HVAC flow switch replacement operates on 24VAC power and features a 15% tolerance threshold, ensuring accurate liquid flow detection to prevent evaporator freeze-ups or thermal overload. The unit comes equipped with a 32-foot cable, providing ample lead length for routing through complex chiller cabinets to the main control board. As an OEM HVAC sensor, this part ensures seamless integration with MicroTech controllers, maintaining the engineered safety protocols of your lead-lag sequences. For technicians troubleshooting chiller flow alarms or performing McQuay sensor replacement, this thermal dispersion-style sensor offers the reliability required for high-stakes industrial cooling. Proper installation is vital for HVAC flow monitoring accuracy, requiring correct orientation within the piping to avoid turbulence interference.

Key Benefits for Technicians
  • Direct OEM Integration: Designed specifically for Daikin-McQuay chiller maintenance, ensuring full communication with onboard diagnostics.
  • Extended Reach: The factory-terminated 32-foot shielded cable reduces the need for field-splicing, maintaining signal integrity.
  • System Protection: Provides high-precision liquid flow sensing to protect expensive compressor stages from low-flow conditions.
  • Durable Construction: Built to withstand the constant vibration and temperature fluctuations common in industrial mechanical rooms.
Common Questions

What causes a flow sensor trip on a McQuay chiller?
Frequent trips often stem from air pockets in the chilled water loop, fouled strainers, or a failing 330571403 sensor that has lost its calibration over time.

Is this sensor compatible with non-Daikin equipment?
The 330571403 is engineered specifically for Daikin-McQuay chiller parts specifications; utilizing it on third-party equipment may result in incorrect voltage readings or mechanical fitment issues.

How do I verify the 24VAC signal at the sensor?
Check for consistent 24VAC at the controller terminations. If the controller indicates "No Flow" while the pump is active and voltage is present, the internal thermal element may be compromised.

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

Shipping & Returns

Description

The Daikin-McQuay 330571403 Flow Sensor is a critical component for maintaining precise system monitoring in commercial HVAC systems, specifically designed for Daikin Applied and McQuay centrifugal chillers. This HVAC flow switch replacement operates on 24VAC power and features a 15% tolerance threshold, ensuring accurate liquid flow detection to prevent evaporator freeze-ups or thermal overload. The unit comes equipped with a 32-foot cable, providing ample lead length for routing through complex chiller cabinets to the main control board. As an OEM HVAC sensor, this part ensures seamless integration with MicroTech controllers, maintaining the engineered safety protocols of your lead-lag sequences. For technicians troubleshooting chiller flow alarms or performing McQuay sensor replacement, this thermal dispersion-style sensor offers the reliability required for high-stakes industrial cooling. Proper installation is vital for HVAC flow monitoring accuracy, requiring correct orientation within the piping to avoid turbulence interference.

Key Benefits for Technicians
  • Direct OEM Integration: Designed specifically for Daikin-McQuay chiller maintenance, ensuring full communication with onboard diagnostics.
  • Extended Reach: The factory-terminated 32-foot shielded cable reduces the need for field-splicing, maintaining signal integrity.
  • System Protection: Provides high-precision liquid flow sensing to protect expensive compressor stages from low-flow conditions.
  • Durable Construction: Built to withstand the constant vibration and temperature fluctuations common in industrial mechanical rooms.
Common Questions

What causes a flow sensor trip on a McQuay chiller?
Frequent trips often stem from air pockets in the chilled water loop, fouled strainers, or a failing 330571403 sensor that has lost its calibration over time.

Is this sensor compatible with non-Daikin equipment?
The 330571403 is engineered specifically for Daikin-McQuay chiller parts specifications; utilizing it on third-party equipment may result in incorrect voltage readings or mechanical fitment issues.

How do I verify the 24VAC signal at the sensor?
Check for consistent 24VAC at the controller terminations. If the controller indicates "No Flow" while the pump is active and voltage is present, the internal thermal element may be compromised.

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.

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