7529_eng.fm Page 9 Wednesday, November 12, 2003 8:57 AM
Care and Storage
When not in use the unit should be returned to the supplied carry case.
This unit is designed for indoor use only
Operating temperature range
Storage temperature range
The membrane keypad may be wiped clean with a soft damp cloth. The unit is not water- proofed and spillages should be avoided.
THIS UNIT CONTAINS NO USER SER- VICEABLE PARTS. ONLY QUALIFIED SERVICE PERSONNEL SHOULD REPLACE OR FIT PARTS.
Battery Charging
The batteries in the ETA unit are shipped fully charged.
In continuous use with a transducer con- nected, the batteries have a life of at least 8 hours.
With the unit switched off from a 10% charge state, the batteries will fully discharge in 25- 50 days. To prevent the loss of all setup data, the unit has additional battery backup for the internal memory.
Automatic Power Off
To conserve battery life in use, the unit will switch off automatically after a predefined period. Pressing the on key will restore the unit to the last display prior to powering off.
Fast Charge
The ETA’s should only be recharged with the supplied
These are environmentally friendly batteries presenting no problems for safe disposal and are capable of sustaining a rapid recharge. From fully discharged, the unit will require a charging period of approximately 2.5 hours.
To charge the batteries following a period of use, connect the supplied charger to the charging socket on the back of the unit and plug the charger into a suitable supply. The green LED will come on to indicate the machine is charging and will start to flash when the unit is fully charged. If the red LED comes on, this means there is a problem and usually indicates a faulty battery.
The Fast Charge method gives an increase in the effective life of the charged batteries.
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