
2
Initial Inspection
Carefully unpack the unit and accessories. Inspect for damages made in
shipment. If any damage is found, notify your ECD representative
immediately. All packing materials should be saved until satisfactory
operation is confirmed.
Powering the Unit
The L20 meter can be powered by an 115V or 230VAC adaptor as well as
6 “AAA” alkaline batteries. Check the label on the AC 3 adaptor supplied
with the instrument to make sure that the AC line voltage is correct. If the
wrong AC adaptor is supplied, notify your ECD representative
immediately.
Installing the Batteries
The Model L20 pH meter is packaged with 6 “AAA” alkaline batteries
required for operation. To insert the batteries into the meter, follow the
procedure outlined below.
1. Use two hands to flip the buckles and battery cover to expose the
battery compartment. (Figure 1)
2. Note the polarity and insert the batteries into the battery
compartment correctly.
3. Replace the battery cover.
Figure 1
Содержание L20
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