Combined Sensor with Two Pt1000 Inputs and One Input for Digital Probes, Ethernet Output and PoE
The TA3645 model represents a hybrid Ethernet sensor that combines two highly accurate analog inputs for Pt1000 resistance probes with one digital input (for T+RH or CO2 probes).
Thanks to this configuration, the TA3645 is a universal monitoring device capable of measuring in the extreme range of -200 °C to +260 °C with an accuracy of ±0.2 °C.
The device is an ideal solution for demanding applications in healthcare or industry: Pt1000 inputs reliably monitor refrigerators, freezers, cryogenic boxes, or ovens, while the digital probe simultaneously monitors the room climate (temperature, humidity, or CO2).
For convenient operation and easy integration, the TA3645 offers a large backlit LCD display, acoustic alarm signaling, and PoE support. It also features a cable resistance compensation function for Pt1000 probes directly from the web interface.
Main Benefits:
- 2x Pt1000 input + 1x digital T+RH or CO2 probe
- Extreme temperature measuring range from -200 °C
- Backlit LCD display, acoustic and LED alarm signaling
- Power supply 5–24 V or PoE
- Integrated backup memory
- Modern web interface, IPv4/IPv6 support, Modbus TCP, COMET Cloud, and fully encrypted communication (HTTPS, SNMPv3, TLS)
- Integrated detachable bracket for easy installation
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codeTA3645
-
Warranty3 years
- On request
Technical data
Measured value
TEMPERATURE SENSOR
HUMIDITY SENSOR
DEW POINT
CO2 SENSOR
GENERAL TECHNICAL DATA
Optional accessories and download
- Temperature probes Pt1000
- Digital temperature+humidity probes
- Powering/Power supply
- Accredited calibration
- Communications and convertors
- Holders and fixings
- Sensor covers
- Monitoring software
- Software
- Others
- Manuals
- Catalogs
- Related products
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Temperature probe 2061-200/C, CINCH connector, cable 10 meters
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Temperature probe Pt1000TGL40/C, CINCH connector, cable 5 meters
Temperature probe Pt1000TGL40/C, CINCH connector, cable 10 meters
Temperature probe Pt1000TR160/C, CINCH connector, cable 1 meter
Temperature probe Pt1000TR160/C, CINCH connector, cable 2 meters
Temperature probe Pt1000TR160/C, CINCH connector, cable 5 meters
Temperature probe Pt1000TR160/C, CINCH connector, cable 10 meters
Temperature probe Pt1000TR160/C, CINCH connector, cable 15 meters
Temperature probe Pt1000TR160/C, CINCH connector, cable 20 meters
Stick-in probe 2091-250/C, CINCH connector, cable 1 meter
Stick-in probe 2091-250/C, CINCH connector, cable 2 meters
Stick-in probe 2091-250/C, CINCH connector, cable 5 meters
Stick-in probe 2091-250/C, CINCH connector, cable 10 meters
Temperature probe Pt1000TR125/C, CINCH connector, cable 1 meter
Temperature probe Pt1000TR125/C, CINCH connector, cable 2 meters
Temperature probe Pt1000TR125/C, CINCH connector, cable 5 meters
Temperature probe Pt1000TR125/C, CINCH connector, cable 10 meters
Temperature probe Pt1000TR050S/C, CINCH connector, cable 1 meter
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Temperature probe Pt1000TR050S/C, CINCH connector, cable 10 meters
Temperature probe Pt1000TG8Ex/C, CINCH connector, for ATEX zone II
Temperature probe Pt1000TG8Ex/C, CINCH connector, for ATEX zone II, cable 2 meters
Temperature probe Pt1000TG8Ex/C, CINCH connector, for ATEX zone II, cable 5 meters
Temperature probe Pt1000TG8Ex/C, CINCH connector, for ATEX zone II, cable 10 meters
Temperature probe Pt1000TG8Ex/C, CINCH connector, for ATEX zone II, cable 15 meters
Temperature probe Pt1000TR050M/C, CINCH connector, cable 1 meter
Temperature probe Pt1000TR050M/C, CINCH connector, cable 2 meters
Temperature probe Pt1000TR050M/C, CINCH connector, cable 5 meters
Temperature probe Pt1000TR050M/C, CINCH connector, cable 10 meters
Ultra thin digital temperature/humidity probe
Ultra thin digital temperature/humidity probe, cable 2 m
Ultra thin digital temperature/humidity probe, cable 5 m
Digital temperature/humidity probe DIGIL/E, ELKA connector
Digital temperature/humidity probe DIGIL/E-1, ELKA connector, cable 1 meter
Digital temperature/humidity probe DIGIL/E-10, ELKA connector, cable 10 meters
Digital temperature/humidity probe DIGIL/E-15, ELKA connector, cable 15 meters
Digital temperature/humidity probe DIGIL/E-2, ELKA connector, cable 2 meters
Digital temperature/humidity probe DIGIL/E-5, ELKA connector, cable 5 meters
Digital temperature/humidity probe DIGIS/E, ELKA connector
Digital temperature/humidity probe DIGIS/E-1, ELKA connector, cable 1 meter
Digital temperature/humidity probe DIGIS/E-10, ELKA connector, cable 10 meters
Digital temperature/humidity probe DIGIS/E-15, ELKA connector, cable 15 meters
Digital temperature/humidity probe DIGIS/E-2, ELKA connector, cable 2 meters
Digital temperature/humidity probe DIGIS/E-5, ELKA connector, cable 5 meters
AC/DC adapter 230Vac to 5Vdc/2.1 A, EU
AC/DC adapter 230Vac to 5Vdc/2.1 A, UK
AC/DC adapter 230Vac to 5Vdc/2.1 A, US
Accredited temperature calibration
Accredited temperature and relative humidity calibration
KIT-GSM with modem
300Mbps Wireless N Nano Router
Magnetic holder for Web Sensors PAxxxx and TAxxxx
sintered bronze sensor protection
plastic sensor protection with stainless filter (gray)
plastic sensor protection with stainless filter (black)
PTFE sensor protection, white
COMET Database
COMET Cloud
COMET Cloud Lite for Android & iOS
COMET VISION - Analytical Software for Dataloggers and Multiloggers
Database Viewer for Comet Database
Software
Others
Manuals
Catalogs
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