D2 I Nstallation - Elster A1140 User Manual

D2 Installation
WARNINGS
Read Section 2 (Warnings) before installing the Battery Module.
Check that the terminal cover plate is in place before installing the module.
If the terminal cover plate is not in place, all supplies to the meter must be isolated.
For correctly installed 3 phase 4 wire meters, one of the battery connections will be at 'Mains
Neutral' potential. Under fault conditions, this connection could be raised to a 'Fatally
Dangerous Potential'.
For 3 phase 3 wire meters, one of the battery connections will be at 'Mains Phase Potential'.
The External Battery Module and its connection leads are double insulated. No attempt
should be made to modify the assembly or open the module housing. A replacement
assembly must be used if the battery becomes exhausted.
Failure to follow these instructions may result in electric shock or death.
Installing the Module
1. Read the Warnings above
2. Remove the meter terminal cover
3. If the terminal cover plate is not in place, do not attempt to install the module unless all
supplies to the meter have been isolated
4. Clip the Battery Module over the Terminal Block as shown in Section D1
5. Connect the 'Polarised Molex connector' to the 'Molex socket' making sure the cable is
routed in the recess by the 'Terminal Block Screw Holder' as shown in Section D1
6. Replace the terminal cover
Technical Information
Battery Type
Battery Life
Battery Safety
Specifications
(Alkaline zinc manganese dioxide) +9 Volt PP3 (IEC 6LR61)
5 years with one reading session each month
See Warnings, Section 2
550 mA hours
Operating & Maintenance Instructions
61