Calibration - Fluke 45 User Manual

45
Users Manual
Function Setting
Range Mode
Reading Rate
Touch Hold Sensitivity Level
Reference Impedance (for dB)
High/Low Values for Compare (COMP) Mode
Minimum and Maximum values in MN MX Modifier
Relative Base
Relative Base in Secondary Display
Trigger Type
To restore the power-up configuration to the factory settings and erase any user-defined
configuration, press and hold down
when the factory settings are restored.

Calibration

The CAL ENABLE button is located in the lower-right corner of the display. Press and
Hold for three seconds to enable calibration. The meter allows for closed case calibration
using reference sources. See the Fluke 45 Dual Display Multimeter Service Manual (P/N
856042) for calibration procedures.
3-20
Table 3-13. Power-Up Configuration Set at Factory
Parameter
Range mode on primary display (manual or autorange).
Measurement rate ("S" (slow) "M" (medium) or "F" (fast)).
Dual display status (active or inactive).
Any combination of selected function modifiers (MIN or MAX, HOLD, dB or dB
POWER, REL, and COMP).
Touch Hold sensitivity level ("1", "2", or "3").
dB reference impedance (see Table 3-8 for available values).
Last recorded minimum and maximum values for MN MX modifier.
Last recorded relative base.
Relative base shown in secondary display (enabled or disabled).
Last HI-LO settings in compare mode.
Trigger type (see Table 5-3 for available trigger types).
Echo (on or off)
Configurations
DC volts
Autorange
Medium (30,000 counts @ 5 readings/second)
Level "2" (1 to 2 % of Range)
600 ohms
0
0
0
Disabled
Internal
, while turning the meter on. The meter beeps