e) Inserting/Replacing the Battery
1. With a pointed object (e.g. a small screwdriver or similar), open the casing. Lever the casing
off in the direction of the arrow.
2. Pull the data logger from the casing.
3. Turn the data logger around and insert the battery into the battery compartment observing
the right polarity. Observe of the polarity markings in the battery compartment.
4. Slide the data logger back into the casing until it snaps into place. Now the data logger is
ready for programming.
Replacement of the battery is required when the red LED flashes every 20 seconds.
f) Installing Wall Holder
Make sure not to damage any cables or pipes behind the wall when drilling dowel
holes.
1. Select a level, vertical surface and drill two dowel holes.
2. Insert the dowels and secure the wall bracket in vertical alignment on the surface using the
screws. The mounting holes of the wall bracket must face downwards.
3. Place the data logger in the wall bracket. The protective cap must point downwards.
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