1. Safety information
These operating instructions contain information and safety regulations which
must be rigorously observed for safe operation in the described conditions.
Failure to observe this information and these instructions can have serious
consequences or may violate regulations.
Please read these operating instructions carefully before starting to use
the device! In the event of conflicting information, the details specified in the
safety precautions shall apply. In case of doubt (in the form of translation or
printing errors), the English version shall apply.
2. Faults and damage
If there is any reason to suspect that the safety of the device has been im-
paired, it must be withdrawn from use and removed immediately from the
hazardous-area. Measures must be taken to prevent it from being restarted
accidentally. The safety of the device may be compromised, if, for example:
• There is visible damage to the housing.
• The device has been subjected to excessive loads.
• The device has been improperly stored.
• The device has been damaged in transit.
• Device markings or inscriptions are illegible.
• Malfunctions occur.
• Permitted limit values have been exceeded.
3. Safety regulations
Use of the Ex-RSM Aurelis BT* intrinsically safe speaker microphone set as-
sumes that the operator observes the conventional safety regulations and has
read the certificate of conformity in order to eliminate faulty
operation of the device.
3.1 Special condition of safe use
The following points are to be observed:
• Do not disassemble the device.
• Friction of the housing should be avoided as far as possible for electrostatic
reasons.
• Only accessories approved by ecom instruments GmbH refer to clause 3.2
may be used or see relevant product page at www.ecom-ex.com.
• The unit may not be used in close proximity to processes generating high
charges.
3