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381270 v1.2  04/02 

17

TILT STAND 

The tilt stand can be placed either in the locked stand position for flat surface use or in 
the hinged position for hanging use. 
1. For use on a flat surface, lift the 

stand to approximately a 55 
degree angle and push in until 
the stand locks in the holding 
hole. 

2. To hang the meter, squeeze the 

legs of the stand and remove it 
from the meter. Turn the stand 
180 degrees and replace in the 
holder. The stand will now swing free over the top of the meter. 

BATTERY REPLACEMENT

 

Caution: 

Do not use non-rechargeable batteries (alkaline, carbon-zinc, etc.) with the 

optional AC power adaptor. The AC power adaptor may be used when the optional 
rechargeable Ni-Cd batteries are installed. 
1. Lift 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 TUBES 

Contained within this package you will find two hollow cardboard tubes. The purpose 
of these tubes is to hold the batteries in place in the battery compartment. Directions 
for proper installation: Remove the battery cover screw and then remove the battery 
cover itself. Insert three AA 1.5V batteries into each tube (observing proper polarity).  
Now insert the full tube into the battery compartment (observing proper polarity). 
Replace the battery cover and then replace the screw. 

 
FUSE REPLACEMENT

 

1. Lift the tilt stand and remove the two screws. 
2. Lift the two battery covers up to remove them. 
3. Remove the batteries. 
4. Lift to remove the fuse cover. 
5. Replace any defective fuse with a fuse of the same type. 

 

 

Содержание MultiScope 381270

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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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