Fluke 12 Service Manual

Introduction and Specifications
Introduction
1
1-3
1-1. Introduction
WARNING
SERVICE PROCEDURES DESCRIBED HEREIN SHOULD BE
PERFORMED BY QUALIFIED PERSONNEL ONLY. TO AVOID
ELECTRIC SHOCK, PERFORM ONLY THOSE SERVICE
PROCEDURES IN THIS INSTRUCTION SHEET.
The 10 Series Service Manual provides the information necessary to service the Fluke
Model 10, Model 11, and Model 12 Multimeters. The following information is provided
in this publication:
• Specifications (Section 1)
• Basic theory of operation (Section 2)
• Disassembly and reassembly (Section 3)
• Performance tests (Section 3)
• Calibration (Section 3)
• Illustrated parts lists and schematic diagram (Section 4)
• Refer to the Users Manual for operating instructions.
1-2. Specifications
Specifications are in Table 1-1. Accuracy is specified for a period of one year after
calibration, at 18°C to 28°C (64°F to 82°F) with relative humidity to 90%. AC
conversions are ac-coupled, average responding, and calibrated to the rms value of a sine
wave input.
Accuracy specifications are given as:
±([% of reading] + number of least significant digits])

Fluke 12 Specifications

General

Continuity Beeper	Yes
Diode Test	Yes
Safety Rating	CAT III 600 V
Operating Temperature	0 °C to 50 °C
Display Type	LCD
Voltage DC	600V
Voltage AC	600V
DC Current Range	10 A
AC Current Range	10 A
Resistance Range	40 MΩ
Battery Type	9V
Dimensions	169 mm x 84 mm x 44 mm