Symbols; Instrument Security Procedures; Volatile Memory - Fluke 8845A User Manual

8845A/8846A
Users Manual

Symbols

Table 1-2 is a list of safety and electrical symbols that appear on the Meter or in this
manual.
Symbol
W
X
B
F
D
or
C
R
Y
T
h

Instrument Security Procedures

This section describes the Meter's memory elements and the procedures for clearing
them.

Volatile Memory

Table 1-3 lists the Meter's volatile memory elements.
Type
SDRAM
SRAM
To clear both volatile memory elements listed in Table 1-3:
1. Press M.
2. Select the MANAGE MEMORY soft key.
3. Select the ERASE MEMORY soft key.
1-6
Table 1-2. Safety and Electrical Symbols
Description
Risk of danger. Important
information. See manual
Hazardous voltage. Voltage > 30 V
dc or ac peak might be present
AC (Alternating Current)
DC (Direct Current)
AC or DC (Alternating or Direct
Current)
Continuity test or continuity beeper
tone
Potentially hazardous voltage
Double insulated
Static awareness. Static discharge
can damage part(s)
Table 1-3. Volatile Memory Space
Size
128 MB Out-guard measurement data, user strings, temporary configuration information,
and Ethernet Host name.
4 MB In-guard Measurement data and configuration information.
Symbol
O
Display ON / OFF
J
Earth ground
E
Capacitance
G
Diode
I
Fuse
Y
Digital signal
U
Maintenance or Service
CAT II
IEC 61010 Overvoltage (installation or
measurement) Category 2.
<
Recycle
~
Do not dispose of this product as unsorted
municipal waste. Contact Fluke or a qualified
recycler for disposal
Function
Description