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45
Users Manual
3-20
Table 3-13. Power-Up Configuration Set at Factory
Parameter Configurations
Function Setting DC volts
Range Mode Autorange
Reading Rate Medium (30,000 counts @ 5 readings/second)
Touch Hold Sensitivity Level Level "2" (1 to 2 % of Range)
Reference Impedance (for dB) 600 ohms
High/Low Values for Compare (COMP) Mode 0
Minimum and Maximum values in MN MX Modifier 0
Relative Base 0
Relative Base in Secondary Display Disabled
Trigger Type Internal
• 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)
To restore the power-up configuration to the factory settings and erase any user-defined
configuration, press and hold down E, while turning the meter on. The meter beeps
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.