316-EX - Detector Testo - Free user manual and instructions
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| Brand | Testo |
| Model | 316-EX |
| Product type | Explosive gas detector |
| ATEX category | II 2G (Zone 1 or 2) |
| Protection mode | Intrinsic safety Ex ib IIC T1 |
| Gas group | IIC |
| Temperature class | T1 (450 °C max) |
| Ambient temperature | -10 °C to 40 °C (14 °F to 104 °F) |
| Power supply | 2 LR6 AA batteries (1.5 V) |
| Permitted battery type | Camelion PLUS ALCALINE LR6 AA |
| Battery replacement | Only outside explosive atmosphere |
| Authorized use | Zones 1 and 2 (explosive gases) |
| Cleaning | Damp cloth (avoid electrostatic charges) |
| Calibration | Annual cycles recommended |
| Certificate | SEV 09 ATEX 0158 |
| Standards | Directive 94/9/EC (ATEX) |
| Commissioning | Specialized and authorized personnel |
| Safety instructions | Respect ambient conditions and avoid static electricity |
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USER MANUAL 316-EX Testo
EC declaration of conformity
We confirm that the following products:
Testo 316-EX
EG – Baumusterprüfbescheinigung / EC – Type Examination Certificate:
SEV 09 ATEX 0158
corresponds with the main protection requirements which are fixed in the EEC "Council Directive 2004/108/EC on the approximation of the laws of the member states relating to electromagnetic compatibility" The declaration applies to all samples of the above mentioned product.
For assessment of the product following standards have been called upon:
Applied harmonized standards:
EN 50270:2006 Typ 1
EN 50270:2006 Typ 2
EN 1127-1:2007
EN 60079-0:2006
EN 60079-11:2007
This declaration is given in responsibility for:
Testo AG
Postfach / P.O. Box 1140
79849 Lenzkirch / Germany
www.testo.com
(Position in the company of the manufacturer)
The manufacturer operates
a certified quality assurance
system according
to DIN ISO 9001

SEV Association for Electrical Engineering, Power and Information Technologies
Luppmenstrasse 1
CH-8320 Fehraltorf
Tel. +41 (0)44 956 11 11
Fax +41 (0)44 056 11 22
info@electrosuisse.ch
www.electrosuisse.ch
electrosuisse
(13)
Anlage
(14)
SEV Association for Electrical Engineering, Power and Information Technologies
Luppmensstrasse 1
CH-8320 Fehraitorf
Tel. +41 (0)44966 11 11
Fax +41 (D)44 956 11 22
info@electrosuisse.ch
www.electrosuisse.ch
SEV Association for Electrical Engineering, Power and Information Technologies
Luppmenstrasse 1
CH-6320 Fehraitorf
Tel. +41 (0)44 956 11 11
Fax +41 (0)44 956 11 22
info@electrosuisse.ch
www.electrosuisse.ch
CE0102 2 G Ex ib IIC T1
2 Safety instructions (English)
2.1. About this document
This document contains safety instructions for electrical operating equipment for areas with risk of explosion according to Directive 94/9/EC (ATEX).
If using the product in areas with risk of explosion, the corresponding national standards and specifications are to be complied with. The safety instructions contained in this document must be observed.
Commissioning, operation and maintenance of the product may only be performed by trained personnel authorized to do so by the system operator.
The measuring and safety-related requirements for the measuring points are to be complied with.
If you cannot read these safety instructions, you are not allowed to commission the product.
The safety instructions at hand are a translation of the original German version.
2.2. Certificate number
SEV 09 ATEX 0158
2.3. Labelling acc. to Directive 94/9/EC
CE 0102 Ex 2 G Ex ib IIC T1
- Instrument group: II, use only in areas where there is no risk of firedamp
• Instrument category: Category 2, gas
• Media: For potentially explosive mixtures of air and flammable gases, vapours or mists
Notes on the application ranges:
| Instrument category | Potentially explosive gas/air mixture (G) |
| Category 1 Zone 0, | 1 or 2 |
| Category 2 Zone 1 or 2 | |
| Category 3 Zone 2 |
2.4. Labelling of the type of protection
Ex ib IIC T1
- Electrical operating equipment protected against explosion acc. to European standard
• Type of protection: ib (intrinsically safe) - Gas group: IIC
• Temperature class: T1
2.5. Ambient conditions
| Characteristic Values | |
| Gas detector ambient temperature | -10 °C ≤ Ta ≤ 40 °C/14 °F ≤ Ta ≤ 104 °F |
2.6. Power supply
- The battery compartment must only be opened and the batteries changed outside of an area with risk of explosion.
- Only the following batteries must be used:
- Camelion PLUS ALKALINE LR6 AA mignon batteries
- Taking additional batteries into the area with risk of explosion is not allowed.
2.7. General safety instructions

WARNING
Danger of explosion
Only insert the instrument in Ex area Zone 1 and Zone 2.

flowchart
graph TD
A["Receiver"] -->|✓| B["Checkmark"]
C["testo"] --> D["No Hand"]
D --> E["Ex"]
- Avoid electrostatic charge (e.g. due to friction, cleaning, maintenance etc.).
- Only clean plastic surfaces with a moist cloth.
- Do not carry out measurements on live components.
- Maintain annual calibration cycles.
CE0102 2 G Ex ib IIC T1
CE0102 2 G Ex ib IIC T1
CE0102 2 G Ex ib IIC T1
CE0102 2 G Ex ib IIC T1
CE0102 2 G Ex ib IIC T1
CE0102 2 G Ex ib IIC T1
CE0102 2 G Ex ib IIC T1
CE0102 6x2 G Ex ib IIC T1
19.3. Indicator conform Directivei 94/9/EG
CE0102 6x2 G Ex ib IIC T1
CE0102 Gx2 G Ex ib IIC T1
CE0102 2 G Ex ib IIC T1