Winsen MQ135, Manual, Page: 7 / 7

Zhengzhou Winsen Electronics Technology Co., Ltd www.winsen-sensor.com
Tel: 86-371-67169097/67169670 Fax: 86-371-60932988 Email: sales@winsensor.com

Soldering flux: Rosin soldering flux contains least chlorine

homothermal soldering iron

Temperature
：
250
℃

Time
：
less than 3 seconds
2.7.1If users choose wave-soldering, the following conditions should be obey:

Soldering flux: Rosin soldering flux contains least chlorine

Speed: 1-2 Meter/ Minute

Warm-up temperature
：
100±20
℃

Welding temperature
：
250±10
℃

One time pass wave crest welding machine
If disobey the above using terms, sensors sensitivity will reduce.
Zhengzhou Winsen Electronics Technology Co., Ltd
Add:
No.299, Jinsuo Road, National Hi-Tech Zone,
Zhengzhou 450001 China
Tel: +86-371-67169097/67169670
Fax: +86-371-60932988
E-mail: sales@winsensor.com
Website: www.winsen-sensor.com