MAINTENANCE
Charge the battery
Figure 11.
Connect the USB charger.
To charge the battery, connect the instrument's USB connector to an
indoor wall socket with the supplied charger. You can also charge with
a USB power bank, or by connecting to a USB port on a computer, but
charging is faster with the supplied charger (approximately 3 hours
from empty to full battery).
NOTE
If using the instrument while the battery symbol is red, the
instrument may automatically power off at any time.
WARNING
Make sure that the USB connector on the instrument
is clean and dry before connecting a cable.
Cleaning
Clean the instrument with lid mounted using a damp cloth and mild
detergent.
RaySafe 452 – Users Manual (EN)
The instrument is not water resistant with the lid off. If the instrument
is contaminated with the lid off, gently wipe the contaminated area
with a cloth and make sure that the instrument and lid are dry before
mounting the lid.
Storage
Store the instrument powered off and with a lid mounted.
Service
Contact the manufacturer for service. See "Service and support
contacts" on page 21.
NOTE
RaySafe 452 has no user serviceable parts.
ERRORS AND SYMBOLS
Instrument errors
Self tests are performed at startup, and continuously during operation.
---
µSv/h
Figure 12.
1: Error screen. 2: Confirmation screen. 3: Measurement screen.
13
31.8
µSv/h
1
2
30.4
µSv/h
282
nSv
56
keV
65.4
µSv/h^
3