Dual-Channel Temperature & Humidity Logger,specification,price,image-Bio-Equip in China

Product Detail
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Purpose：

The TR-72nw is a compact temperature and humidity data logger. Through wired LAN communication, recorded data can be automatically sent to the T&D WebStorage Service (cloud service access is restricted).

Users can view data anytime, anywhere, using any device. It also supports direct USB communication with a PC and can send warning emails for real-time monitoring of temperature and humidity.

Suitable for homes, offices, warehouses, and storage facilities.

Key Features

Automatic data transmission via LAN
Direct data transfer to smartphones or tablets
Email alarm notifications
Compact, lightweight, and portable design
USB communication port; one PC can connect multiple loggers
Data storage capacity: 8,000 readings per channel
Two AA batteries provide up to 1.5 years of continuous operation
Users can calibrate display and recording errors via software
Multiple LCD display modes
User-friendly graphical software interface

Technical Specifications：

Item	Details
Measurement Channels	1 temperature channel, 1 humidity channel
Sensor Type	Thermistor (temperature), Polymer resistor (humidity)
Measurement Range	0 to +55°C (temperature), 10 to 95%RH (humidity)
Accuracy	±0.5°C (temperature), ±5%RH at 25°C/50%RH
Resolution	0.1°C, 1%RH
Response Time	Approx. 7 minutes for 90% response
Alarm Notification	Email, software, web browser
Logging Intervals	15 options: 1s, 2s, 5s, 10s, 15s, 20s, 30s, 1min, 2min, 5min, 10min, 15min, 20min, 30min, 60min
Memory Capacity	8,000 data sets (one set includes both channels)
Logging Mode	Loop (overwrite when full), or One-time (stop when full)
LCD Display	Real-time values (Ch1, Ch2, or alternating), recording status, battery alert, memory usage, units
Auto Data Transmission Intervals	15 options: Off, 1min, 2min, 5min, 10min, 15min, 20min, 30min, 1hr, 2hr, 3hr, 4hr, 6hr, 12hr, 24hr
Power Supply	Batteries ：2 × AA alkaline or Ni-MH batteries; External Power supply :USB bus power 5V 200mA; AC adapter AD-05A2; PoE IEEE 802.3af
Battery Life	With LAN: approx. 10 days to 1.5 years; Without LAN: approx. 1.5 years
Communication Interface	RJ45 wired LAN (HTTP/DHCP/DNS), USB 2.0
Dimensions	58 H × 78 L × 26 W mm
Weight	Approx. 55 g
Operating Environment	Temperature: –10°C to +60°C (–10°C to +45°C with external power); Humidity: ≤90%RH, non-condensing
Standard Accessories	THA-3001 temp/humidity sensor, 2 × AA alkaline batteries, registration label, instruction manual (with warranty), USB cable US-15C

Note: sensors and accessories are optional, contact us for more details.