RedHandScope60MHz
HandheldDSO&DMM
9-Appendix
64
Used battery
0 to 50
°C(32 to 122 °F)
Power adapter
0 to 40
°C(32 to 104 °F)
Storage.
-20 to +60
°C(
-4 to +140
°F)
Temperature
Operation:
0 to 10
°C(32 to 50 °F)
no condensation
10 to 30
°C(50 to 86 °F)
95 %
30 to 40
°C(86 to 104 °F)
75 %
40 to 50
°C(104 to 122 °F)
45 %
storage
-20 to +60
°C(
-4 to +140
°F).
no condensation
9.2 Appendix B: Maintenance and Cleaning
9.2.1 Common Maintenance
Do not store or place the instrument in locations where the liquid crystal display (LCD) may be
directly exposed to the sunshine for a long time.
Be careful:
Do not make spraying agent, liquid and solvent touch with probes to avoid the
instrument or probe being damaged.
Cleaning
Inspect the instrument and the probe frequently in accordance with operating conditions. Clean the
outer surface of the instrument according to the following steps:
1. Wipe off the floating dust outside of the instrument and the probe by using soft cloth.
When cleaning the LCD, do not scuff the transparent LCD protective screen.
2. Wipe the instrument in power off status by soft cloth that is moist but not dripping. It is
allowed to be cleaned by soft detergent or fresh water. Do not use any abrasive chemical
detergent to avoid the instrument or the probe being damaged.
Warning:
Before repowering and reuse, please confirm that the instrument has been
dried out so as to avoid electrical short circuit and personal injury caused by moisture.
9.2.2 Storage of Oscilloscope
If the test tool is to be stored for a long time, it is required to charge the lithium battery before
storage.
Charging the oscilloscope
The lithium battery is possibly not charged when delivery. To make the battery with enough