Instructions

• During outdoor use, make sure that the product does not

get damp or wet.

• Due to their physical properties, the following surfaces

may falsify the measurements:

- Transparent surfaces (e.g. glass, water)

- Reectivesurfaces(e.g.glass,shinymetal)

- Porous surfaces (e.g. insulating materials)

- Structured surfaces (e.g. roughcast, natural stone)

24. Troubleshooting

Code Cause Solution

204 Calculation error Repeat the process.

208 Overcurrent Contact your retailer.

220 Weak batteries

Replace the

batteries.

252

Temperature too

high

Observe the

operating

temperature range.

253 Temperature too low

255

Reectedsignal

too weak or

measurement takes

too long.

Select a different

measurement

surface.

256

Reectedsignaltoo

strong

261

Outside of the

measurement range

Observe the

measuring range.

500 Hardware error

Turn the device off

and then on again.

If after several

attempts the error

message still

appears, contact

your retailer.