Xtester-TENMARS TM-802 Formaldehyde Meter

2023-11-13 18:35:06

Main Features : Measure the formaldehyde density, temperature, humidity in the environment simultaneously
Serial No. : Xtester2300459

Email: 464560351@qq.com

Whatsapp&Wechat:+8618620373879

Features

Measure the formaldehyde density, temperature, humidity in the environment simultaneously
Monitor the occupational safety in TWA (8 hours) and STEL (15 min)
Use the high-precision electrochemical sensor for formaldehyde measurement
Easy to monitor: LCD can display the three values of formaldehyde, temperature and humidity at the same time.
Low battery indication
The manual recording can be up to 200 readings
Back light display.
The maximum / minimum / average hold.
Formaldehyde maximum and minimum alarm value setting.
Monitoring and displaying the occupational environmental safety for TWA (8 hours), STEL (15 minutes)
Battery life is about 75 hours under continuous use

Backlit LCD displays simultaneously formaldehyde (HCHO), temperature, humidity, easy to monitor.
Occupational safety monitoring shows TWA (8 hours) and STEL (15 mins).
Use high-precision electrochemical sensors.
The maximum / minimum / average hold.
Stores 200 records manually.
Data hold.
Formaldehyde maximum and minimum alarm value setting.

Formaldehyde concentration	Human response	International standard
0.03ppm	General outdoor environment value
0.08 ppm	Tasteless, no sensation for the human
0.1 ppm	Standard recommended value	Limiting value of ASHRAE, ANSI, EPA, NIOSH for STEL residence, the recommended value from Taiwan Environmental Protection Administration.
0.15~0.25 ppm	Breathing for a long time may easily cause the allergies on children’s skin.
0.25~0.3 ppm	It may cause the symptoms of asthma, allergies, cough , etc
0.5 ppm	It may cause abnormal immune function and oncogenic risk.	Limiting value of OSHA for workplace
0.75 ppm	It may cause Chromosomal abnormalities and affecting fertility, and cause cancer easily.	Limiting value of OSHA and TWA for workplace
>2.0ppm	It may cause cancer and chronic respiratory disease.	Limiting value of OSHA and TWA for workplace

Accuracy of the environmental conditions: 23℃ ± 5℃ and RH <80%

	Formaldehyde	Humidity	Temperature
Measurement Range	0.00-5.00PPM (mg/m3)	5.0%~95.0%RH	-20 to 50℃ (-4 to 122oF)
Resolution	0.01ppm	0.1%RH	0.1℃(0.1°F)
Accuracy	±5% of reading +0.03ppm (baseline shift)	±5.0%RH (20 to 80%) ±8.0%RH (<20%,>80%)	±1.0℃(±1.8°F)
Response time (T90)	30 seconds

Lable: Xtester-TENMARS TM-802 Formaldehyde Meter