4-13 Table 4-1.—Basic Measurement Instructions MEASUREMENT FUNCTION RANGE INPUT CONNECTION MAXIMUM OVERLOAD REMARKS DC Volts DCV 200MV, 2, 20, 200, or 1200V V    Ÿ DQG COMMON 1200V dc or 1200V rms (sinusoidal) Auto-polarity DC Milliamperes DC MA    $         200, or 2000MA MA and COMMON 2A (fuse protected) AC Volts ACV 200MV, 2, 20, 200, or 1200V V    Ÿ DQG COMMON 1200V rms (sinusoidal), not to exceed 107 V-Hz on 20, 200, 1200V ranges. 500V rms (sinusoidal) on 200mV and 2V ranges. AC Milliamperes AC MA    $         200, or 2000MA MA and COMMON 2A (fuse protected) Kilohms KŸ            200, or     . V    Ÿ DQG COMMON 130V rms, 200ŸDQG 2KŸ UDQJHV     9 rms, 20kŸ WKUX 2000kŸ UDQJHV Megohms   0 Any V    Ÿ DQG COMMON 250V rms Ranges switches non-functional Block Diagram Analysis Figure 4-9 is a block diagram of an electronic digital multimeter. Note that the block diagram divides the instrument into three major sections: the SIGNAL CONDITIONING section, the ANALOG-TO- DIGITAL CONVERTER section, and the DISPLAY section. Figure 4-9.—Model 8000A block diagram.