Extech Instruments MultiScope 381270 Owner'S Manual Download Page 1 | Manualshive

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Owner's Manual

Model 381270 & 381275 MultiScope

TM

CAUTION:

Read, understand and follow all Safety Rules and Operating Instructions in

this manual before using this product.

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Summary of Contents for MultiScope 381270

Page 1: ...Owner s Manual Model 381270 381275 MultiScopeTM CAUTION Read understand and follow all Safety Rules and Operating Instructions in this manual before using this product...

Page 2: ...11 Resistance Conductance and Continuity 11 Capacitance and Diode Measurements 11 mA and uA Current Measurements 11 Current Measurements 12 RPM Measurements 12 Signal Out 12 AUX 12 Install 12 Frequen...

Page 3: ...uit is non powered Ohms can not be measured if there is voltage in the circuit being measured When using the inductive pick up lead be sure you keep the inductive clamp away from adjoining high tensio...

Page 4: ...otentially hazardous situation which if not avoided may result in minor or moderate injury or damage to the product or other property This symbol advises the user that the terminal s so marked must no...

Page 5: ...erface Baud Rate 9600 Data bit 8 bit Stop bit 1 bit Parity none Min Max Avg Records minimum average and maximum value Hold Captures displayed reading Storage 15 pages text or graphic Dimensions weight...

Page 6: ...3 0 rdg 5dgt Duty Cycle 1 to 100 0 1 3 0 rdg 5dgt 10Hz 100Hz 1Hz 100Hz 1000Hz 10Hz Signal Out 1kHz 20kHz 1kHz 1 2 5 digits OVERLOAD PROTECTION Input Overload Protection Function Maximum Input V DC V A...

Page 7: ...30 minutes of inactivity MODE Toggle between the multimeter text mode and the oscilloscope graphics mode The graphics mode functions in the V A and mV modes HOLD Freezes the reading on the display Pre...

Page 8: ...iemens Conductance o C Degrees Centigrade o F Degrees Fahrenheit OUT Signal out PAUSE Pause in MIN MAX mode P H Peak Hold Psi kPa Pressure RANGE manual ranging REL Relative RESET Reset RMS True RMS RP...

Page 9: ...e pattern in the autoranging mode or can be set manually using the F1 and arrow keys The volts division is determined by the range selected and cannot be varied SOFT KEYS AND SUB MENUS Function keys F...

Page 10: ...the next available range will be set 3 To return to AUTO range hold the RANGE key for 4 seconds DATA HOLD The meter will freeze the reading in the display when the HOLD key is pressed H will apear in...

Page 11: ...rement is less than 40 5 Press F3 to enter the conductance nS mode Conductance 1 and is displayed in nS nano Siemans from 0025nS to 0999nS 1 to 40M CAPACITANCE AND DIODE MEASUREMENTS 1 Turn the rotary...

Page 12: ...ures cautions and connection diagrams regarding the SIG OUT function 3 Press F1 to increase the frequency and F2 to decrease the frequency 4 Press F3 to initiate the output Press again to disable the...

Page 13: ...pulsewidth a The pulse width function changes the display from frequency to pulse width b Press F3 to enter the pulse width function The display will change to mS if a signal is present c In the pulse...

Page 14: ...available range will be set 3 To return to AUTO range hold the RANGE key for 4 seconds RELATIVE text soft key The relative mode displays of the difference between a reference value and the measured v...

Page 15: ...ss F3 to trigger a single measurement 2 Press the sub menu F2 or F3 arrow keys to change the time division 3 Press the sub menu F1 key to trigger a new measurement 4 Press F4 EXIT to return to the gra...

Page 16: ...ith the associated time of measurement 7 Select Run Stop to stop the data recording 8 Select Graph Bar or Line to plot the data in graphical format 9 Select File Save to save the recorded data 10 Sele...

Page 17: ...ift the tilt stand and remove the two screws 2 Lift the two battery covers up to remove them 3 Replace the six batteries Observe the proper polarity as indicated in the compartment MULTISCOPE BATTERY...

Page 18: ...40 for authorization A Return Authorization RA number must be issued before any product is returned to Extech The sender is responsible for shipping charges freight insurance and proper packaging to p...

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