® Establishing a Bluetooth connection ............. 8 ® 6.2.1 Establishing a Bluetooth connection to the testo Smart App ....8 Using the product ................. 9 Controls ....................9 7.1.1 Implementing settings ................11 Carrying out a function test ..............13 Carrying out gas detection ..............
Use only original spare parts from Testo. Only use the original mains unit from Testo. Batteries Improper use of batteries may cause the batteries to be destroyed, or lead to injury due to current surges, fire or escaping chemicals.
3 Product-specific information Only charge the battery using the original Testo mains unit supplied. Immediately stop the charging process if this is not completed in the given time. Warnings Always pay attention to any information denoted by the following warnings.
4 Intended use The testo 316-1-EX is a gas leak detector for the short-term detection of leaks in gas systems in potentially explosive atmospheres of the class ATEX II 2 G Ex ib IIC T1G according to Directive 2014/34/EU (ATEX).
5 Product description 5 Product description Instrument overview 1 Sensor head with gas sensor 2 Sensor LED 3 Flexible sensor tube 4 Display Charging socket for rechargeable 5 Control keys battery Symbol explanation Do not allow children under 6 years of age to play with batteries. Do not throw batteries in the trash.
6 First steps 6 First steps Getting to know the product 6.1.1 Switching the instrument on and off Switching on Only switch on the instrument in fresh air, since automatic zeroing is carried out when the instrument is switched on. The ambient temperature and ambient humidity during zeroing should correspond to the ambient conditions at the measuring location.
1 sec. Enabling/disabling is confirmed by "AOFF ON" or "AOFF OFF". ® Establishing a Bluetooth connection The instrument can be connected to the testo Smart App via ® Bluetooth connection. The gas leak detector is switched on. ...
If necessary, switch the instrument to be connected off and on again to restart the connection mode. 7 Using the product The gas leak detector can be used in conjunction with the testo Smart App. Controls The instrument is switched on.
Page 12
7 Using the product ->0<- / max ->0<- MODE unit Additional symbols on the user interface of the app (not numbered) One level back Exit view Share measurement data/report Searching Favourite Deleting Further information Display report Multiple selection Main menu can be accessed via the icon at top left.
7 Using the product 7.1.1 Implementing settings Selecting, opening and setting functions Press the relevant key to select the functions. Secondary assignment (long press) All keys with a white corner have a secondary assignment, which can be selected by pressing and holding the key (1 sec). Adjustable functions Ensure correct settings: all settings are transferred immediately.
Page 14
7 Using the product Function Setting options/comments Alarm sound ON (acoustic alarm on) or OFF (acoustic alarm off). The frequency of the alarm sound increases as the concentration increases. Unit (long press) Switch between PPM and %LEL Measuring mode MODE 1 for gas detection MODE 2 for locating leaks...
Selecting the gas to be detected Select the gas types via the key or the testo Smart App using the 3-point menu in the top right corner of the output field ...
Page 16
7 Using the product Selecting the mode Press the MODE key to switch between modes. MODE 1 is suitable for measuring the general gas concentration in indoor areas. The gas concentration is indicated by the increasing bar display. MODE 2 is suitable for locating a leak.
Page 17
7 Using the product If the concentration remains unchanged, the deflection moves back to the centre. The deflection is reset manually using the [--> 0 <--] Carrying out the measurement Move the sensor head as close as possible and at low speed (approx. <...
DANGER Do not charge the rechargeable battery in potentially explosive atmospheres! Only charge the battery using the original Testo mains unit supplied. The instrument indicates that the battery needs to be charged via a flashing battery symbol. Connect the instrument to the mains via the mains unit. To do this, insert the plug of the mains unit into the charging socket on the underside of the instrument.
Cleaning the sensor. Regular inspection Testo recommends having the gas leak detector inspected by an authorized service centre every year. Cleaning the sensor Tobacco smoke, dirty air, oils, greases, silicones and evaporating liquids or gases can leave deposits on the sensor surface.
You can find up-to-date information on products, downloads and links to contact addresses for support queries on the Testo website at: www.testo.com. If you have any questions please contact your local dealer or the Testo Customer Service. You can find contact details on the back of this document or...