A/100-3W-R - 100 Ohms @ 32 degrees F (platinum RTD sensing element) with a 0.00385 temperature coefficient. ACI's room enclosures combine option flexibility with attractive styling. In addition they have four-way airflow to minimize self heating. Options include setpoint override communication jack and LCD. Additional enclosure colors are available on a limited basis. ACI room temperature sensors are designed for HVAC or Building Automation Systems. Specific applications include: zone control office and work space auditoriu conference room and hallways. Example Part Number: A/100-3W-R-LC Positive temperature coefficient4-Way airflow

A/100-3W-R2 - 100 Ohms @ 32 degrees F ( platinum RTD sensing element) with a 0.00385 temperature coefficient. ACI's R2 (Aries) enclosures combine option flexibility with attractive styling. In addition they have four-way airflow to minimize self heating. Options include setpoint override and communication jack. ACI room temperature sensors are designed for HVAC or Building Automation Systems. Specific applications include: zone control office and work space auditoriu conference room and hallways. Positive temperature coefficient4-Way airflow

A/100-3W-S-4X - 100 Ohms @ 32 degrees F ( platinum RTD sensing element) with a 0.00385 temperature coefficient in a three wire configuration. The polycarbonate NEMA 4X strap on configuration has a sensor potted to the back side of a copper plate and a foam pad creates compression when the strap worm drive is tightened. The final result is a good thermal transfer with pipes that range from 2 to 5" in diameter. ACI Strap on temperature sensors are designed for HVAC or Building Automation Systems.  Specific applications include: chiller hot water system tank and boilers.

A/100-3W-S-GD - 100 Ohms @ 32 degrees F ( platinum RTD sensing element) with a 0.00385 temperature coefficient in a three wire configuration. The galvanized metal strap on configuration has a sensor potted to the back side of a copper plate and a foam pad creates compression when the strap worm drive is tightened. The final result is a good thermal transfer with pipes that range from 2 to 5" in diameter. ACI Strap on temperature sensors are designed for HVAC or Building Automation Systems.  Specific applications include: chiller hot water system tank and boilers.

A/100-3W-S-PB - 100 Ohms @ 32 degrees F ( platinum RTD sensing element) with a 0.00385 temperature coefficient in a three wire configuration. The plastic strap configuration has a sensor potted to the back side of a copper plate and a foam pad creates compression when the strap worm drive is tightened. The final result is a good thermal transfer with pipes that range from 2 to 5" in diameter. sensing element is double encapsulated to avoid sensor failures caused by moisture infiltration. Please note that this enclosure is rated to 140 degrees F. ACI Strap on temperature sensors are designed for HVAC or Building Automation Systems.  Specific applications include: chiller hot water system tank and boilers.