Probe Dimensions: 7.6cm x 9.5cm x 3.8cm (3” x 3.75” x 1.5”)
Cable Length: 100cm (~39”)
Operating Principle: Non-dispersive infrared (NDIR)
Measurement range: CO2 0 to 30%vol(CO2)
Measurement RH: 0 to 100% (non-condensing)
Measurement range: -40 to 60 °C
Accuracy: ± 0,25vol ± 3% of reading
Operation temperature range: 0 to 50 °C
Operation humidity range: 0 to 95% RH (non-condensing)
Display Resolution: 0.1°C (0.1°F)

Sentinel Next RTD probe with Dry Contact for ultra-low freezers and liquid nitrogen chambers. Used in tissue and blood storage, pharmaceutical and other healthcare applications

Probe Length & Diameter Stainless probe: 25mm, Ø 4mm (1”, Ø 0.16”)
Cable Length: 183cm (6ft)
Measurement Range: -200°C to +150°C (-328°F to +302°F)
Accuracy: ±0.2°C (±0.4°F) at 25°C (77°F)
Response Time: (to reach 90%) In water, with stirring: <10sec
Display Resolution: 0.1°C (0.1°F)
Optional DI (Digital Input): dry contact available

Door Contact
Circuit type Open loop
Operation gap ½”(13mm)
Color: White
Terminals: Screw-type
Mounting Tabs: Yes
Case: High-impact ABS plastic
Contacts: Deactivated rhodium on gold under-plating
Contact rating: 0.1A@100VDC (max) 1.0A@10VDC (max) 10W (max)
Temperature: -15°~160°F (-25°~70°C)
Switch cycles: 50 Million (0.1mA@5VDC)
Switch Dimensions: 21/2′′x9/16′′x1/2′′ (63.5x14x13mm)
Magnet Dimensions: 21/2′′x1/2′′x1/2′′ (63.5x13x13mm)
Magnet Type: Ferrite

Uses the cell phone network to monitor across all your facilities thereby eliminating IT security concerns, network performance issues and support commitment from IT. Automates monitoring of temperature, humidity, differential pressure, CO2 and more to meet compliance standards with 24/7 real-time continuous monitoring. Alerting system uses emails, text messages and APPs for notifications. The system meets 21 CFR 11 requirements, are ideal for monitoring of refrigerators, freezers and ultralow freezers.