Thorne & Derrick THR880i Ex, Safety Instructions

This document is the property of EADS Secure Networks Oy 

and should not be copied or circulated without permission. 

4 

a)

Opening of the battery cover is prevented with a 
locking screw (for the specific instructions, see 
chapter 4 Battery cover protection, figures 1 and 2) 

b)

Opening of the battery cover is prevented with a 
specific ATEX Safety bag THR-LT1 

c)

Opening of the battery cover is prevented with an ATEX 
Safety plug (for the specific instructions, see chapter 4 
Battery cover protection, figures 3 and 4) 

d)

Opening of the battery cover is prevented with a safe 
connection of an ATEX accessory. 

- The battery may only be exchanged or charged outside the 
Ex-area. 
 
- Additional batteries must not be carried in the Ex-area. 
 
- Only BLN-Ex batteries specified by the manufacturer may be 
used. 
 
- The use of other batteries is strictly prohibited and will 
result in the nullification of Ex-protection. 
 
- The battery may only be charged outside the Ex-areas using 
an appropriate charger. 
 
- Before using the unit in Ex-areas, the combined charging 
and accessory interface must be inspected for contamination 
and, if required, cleaned with a brush or by blowing off with 
compressed air.  
 
- Only ATEX-approved accessories may be used inside the Ex-
area. For a list of approved ATEX accessories, please see 

http://www.ecom-ex.com/ 

 
- It must be ensured that the unit is not taken into zones 0, 20, 
21 or 22.