Temperature Humidity Data Logger LMTHD-A100 Catalog

Overview

Temperature Humidity Data Logger LMTHD-A100 is a highly versatile and precise engineered tool designed to record and monitor temperature and humidity levels in various environments. With its four channels (-40℃ to 80℃/-40℉ to 158℉) wide temperature range, it can provide accurate results anywhere in a short period of time

Features :

It includes a built-in rechargeable lithium battery, ensuring continuous real-time data uploading, even during power outages
Equipped with two external sensors for temperature and humidity, which support a total of up to four sensors for easy monitoring
Enhanced with multiple alarm modes, including sound, light, SMS, and email notifications, enhancing flexibility in alerting
Features offline data storage, automatic Wi-Fi reconnection, and data transmission after network recovery
It can wirelessly transmit real-time temperature and humidity data to a cold chain cloud platform using 3G connectivity
Provided with an inbuilt buzzer, which can be combined with external audible and visual alarms for enhanced notification capabilities
Supplied with a segment LCD screen that displays the system clock, current status, memory capacity, and recorded data, providing valuable information at a glance
Data can be viewed, managed, and monitored online by the web browser or mobile app

Specifications :

Temperature Measuring Range	-40℃ to 80℃/-40℉ to 158℉
Temperature Accuracy	± 0.5 (0℃ to 4℃); ± 1 (-25℃ to 0℃); ± 2 (others) (If sensor wire is longer than 50 M, accuracy deviates 1%)
Humidity Measuring Range	10 to 90%RH
Humidity Accuracy	(10℃, 25℃, 40℃) ±5% (30 to 80%)
Temperature Sensor	NTC
Humidity Sensor	SHT21
Display Resolution	0.1
Record Cycle	1 min to 24 hours continuously set
Record Capacity	Each channel 20000 points (MAX)
Ambient Temperature	Temperature -20℃ to 50℃
Humidity	Humidity 0% to 95%
External Alarm Relay	10A 220VAC
Power Supply	12VAC I DC-24V AC I DC
Power consumption	100 to 264VAC, 50/60HZ by external power adaptor
Dimensions	133×128×34 (mm)
Weight	0.5kgs

Standard Accessories :

Temperature sensor 2 Qty Humidity sensor 2 Qty

Applications :

It is widely used in medical, printer, HVAC, automotive, meteorology, environmental monitoring, industrial transport/cold chain, IP cameras, LIDAR, and water leak detectors for monitoring temperature and humidity

Selection Guide :

Temperature Humidity Data Logger LMTHD-A100 is designed for accurate monitoring and recording of environmental conditions, making it suitable for research studies, industrial applications, and laboratory experiments. Customers should consider this model for applications such as pharmaceutical storage, cold chain logistics, cleanroom monitoring, agriculture research, and HVAC testing, where maintaining strict temperature and humidity records is critical. With a temperature measuring range of -40°C to 80°C and a humidity range of 10% to 90% RH, it supports wide environmental monitoring needs. It provides temperature accuracy of ±0.5°C (0–4°C), ±1°C (-25–0°C), and ±2°C (others), with minor deviation if the sensor wire exceeds 50 meters. This model is often selected for its reliable data storage, long-term operation, and certifications that ensure compliance with industry standards such as GMP, FDA, and ISO guidelines. This combination of performance and compliance makes it suitable for both regulated environments and research-driven experiments.