Establishing The Power Supply; Inserting Batteries; Connecting The Plug-In Power Supply Unit (Optional) - Seca 777 Instructions For Use And Warranty

4.4 Establishing the power supply

Inserting batteries

Connecting the plug-in power
supply unit (optional)
20 •
8. If necessary, plug the plug-in power supply unit into the device and into
the power socket (➔ "Connecting the plug-in power supply unit
(optional)", page 20).
You need six AA-type batteries, 1.5 V. To establish the power supply,
proceed as follows:
1. Open the battery compartment:
a) Hold the battery compartment lid steady
b) Remove the cross-head screw behind the battery compartment lid
c) Remove the battery compartment lid
2. Put the new batteries into the battery holder in the battery compartment.
NOTE
• If replacing batteries: Dispose of the old batteries (➔ "Batteries and
rechargeable batteries", page 30).
• Ensure the correct polarity of the batteries (markings on the battery
holder). If appears in the display, you have inserted one of the
bAtt
batteries the wrong way round or the batteries have discharged. If
batteries are inserted the wrong way round, they must be removed
again immediately.
3. Close the battery compartment:
a) Insert the battery compartment lid
b) Tighten the cross-head screw behind the battery compartment lid
The seca plug-in power supply unit is available as an optional accessory.
WARNING!
Personal injury or damage to the device as a result of incorrect power
supply units
Conventional power supply units may deliver a higher voltage than is
indicated on them. The measuring station may overheat, catch fire,
melt or short-circuit.
► Use only original seca plug-in power supply units with controlled
12 V output voltage.
The connection for the plug-in power supply unit is located on the side of
column holder. To establish the power supply, proceed as follows: