Application; Safety Precautions; Faults And Damage; Safety Regulations - Ecom Ex-MP4 a Operating Instructions Manual

1. Application

The Ex-MP4 a is a non-contact temperature meter for industrial application in areas with an increased
risk of explosion in zones 2 and 1, in accordance with directive 1999/92/EC (ATEX) and 94/9/EG.

2. Safety precautions

These operating instructions contain information and safety regulations which are to be observed without
fail for safe operation in the described conditions. Non-observance of this information and these instruc-
tions can have serious consequences or it may violate regulations.
Please read these operating instructions carefully before starting to use the unit!
In case of any doubt (in the form of translation or printing errors) the German language operating

3. Faults and damage

If there is any reason to suspect that the safety of the unit has been impaired, it must be withdrawn from
use and removed immediately from the Ex-area.
Measures must be taken to prevent it from being restarted accidentally.
We recommend that the unit is returned to the manufacturer for inspection.
The safety of the unit may be compromised, if, for example:
- there is visible damage to the housing.
- the unit has been subjected to excessive loads.
- the unit has been improperly stored.
- the unit has been damaged in transit.
- unit markings or inscriptions are illegible.
- malfunctions occur.
- obvious measuring inaccuracies occur.
- it is not possible to conduct any more measurements with the unit.
- permitted limit values have been exceeded.

4. Safety regulations

Use of this unit assumes that the operator observes the conventional safety regulations and has read the
certificate in order to eliminate faulty operation of the unit.
The following safety regulations must also be complied with:
- The unit should not be opened inside the Ex-area.
- The battery should only be exchanged outside the Ex-area.
- Additional batteries must not be carried in the Ex-area.
- Only type-tested batteries should be used.
- The unit should only be operated in the explosive area while situated in the appropriate leather case
030280.
- Only accessories approved by ecom instruments GmbH may be used.
- Avoid use in aggressive acids or bases.
- It must be ensured that the unit is not taken into zone 0.
- The device is to be protected against water and dust ingress.

4.1 Special conditions for conducting measurements in zone 0

The Ex-MP4 a should only be used to measure the temperature in zone 0 after consideration of the fol-
lowing conditions.
1. The Ex-MP4 a itself should not be taken into the zone 0 area.
2. It is imperative to make sure that the unit is not able to inadvertently enter the zone 0 area either.
To ensure this the Ex-MP4 a unit must be used with the corresponding wrist strap.
Only the manufacturer's wrist strap should be used.
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