User manual

TD 92417GB

2009-03-11/ Ver. C

User Manual

Ascom a71 Alarm Tranceiver and Ascom p71 Transceiver

3 Safety Instructions

For safe and efficient operation of the transceiver, observe the guidelines given in this

manual and all necessary safety precautions when using the transceiver. Follow the

operating instructions and adhere to all warnings and safety precautions located on the

product, the Quick Reference Guide and this User Manual.

This product shall only be used with the following batteries:

• Art.No.: 660089 Battery

• Art.No.: 660161 Battery ATEX/IECEx-version

Single chargers shall only be connected with power adapters supplied by the

manufacturer.

Available power adapters:

• Art.No.: 660109 Power supply unit AC/5V DC/1A

• Art.No.: 660093/2A PCR Charging Rack

Warranty notification

Do not disassemble the transceiver. Disassembling the handset voids the warranty. The

a71/p71 alarm transceiver consists of no consumer serviceable components. Service

should be performed by Authorized Service centre only.

3.1 ATEX/IECEx Safety Instructions

Intrinsically safe classification

II 2G, II 3D CE 0470

EX ib IIC T4 IECEx SIR 07.0033X

EX ibD 22 IP64 T50°C SIRA 07ATEX 2108X

Charge the battery

When charging an intrinsically safe ATEX/IECEx transceiver in a PCR Charging Rack, the

rack must be version 2A or higher.

In combination with ATEX/IECEx-version, use approved battery types only. The battery

must be marked with CHAT/ATEX on the label.

Charging parameters: Um = 5,25 V, Im = 1,25 A

IMPORTANT: Battery charging or replacement is NOT permitted in a hazardous area.

For approved battery types, see EC Type examination Certificate SIRA 07ATEX 2108X and

IECEx Scheme Certificate of Conformity IECEx SIR 07.003X and following supplements.

The document above and the EC Declaration of Conformity can be found at:

http://www.ascom.com/ws/products_ws.htm and http://www.iecex.com