Fluke 45 user manual Calibration

45

Users Manual

Table 3-13. Power-Up Configuration Set at Factory

Parameter

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

Configurations

DC volts

Autorange

Medium (30,000 counts @ 5 readings/second)

Level "2" (1 to 2 % of Range)

600ohms

Disabled 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.

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