Summary of HP-760E
Page 1
760e operation manual.
Page 2: Ac).
1 1. Ationsafety inform safety symbols warning! Dangerous voltage (risk of electric shock). Caution! Refer to the user’s manual before using this meter. Double insulation (protection class Ⅲ). Alternating current ( ac). Direct current ( dc). Either dc or ac. Ground (maximum permitted voltage between...
Page 3: Meter Description
2 and continuity test on a live power system. Do not apply voltage between the test terminals and test terminal to ground that exceed the maximum limit record in this manual. Exercise extreme caution when measuring live system with voltage greater than 60v dc or 30v ac. Change the battery when the “...
Page 4: Rotary Switch
3 figure1.Terminal ■ rotary switch position of rotary switch function 20a dc&ac ampere current ma dc&ac milliampere current μa dc&ac microampere current 600a dc&ac ampere current hfe transistor hfe test hz duty cycle / frequency mv dc&ac millivolts v dc&ac voltage capacitance Ω resistance, diode & c...
Page 5: Push Button
4 figure2. Rotary switch ■ push button figure3. Push button 1.Select ● press this button to select your measurement mode. 2.Range.
Page 6
5 ● when the meter is powered on, the meter is in the auto range mode; press this button to select a specific measurement range. ● press this push button more than 2 seconds the meter returns to auto range. 3.Max/min ● pressing this button the meter enters the dynamic record mode. ● in the dynamic r...
Page 7: 2. Specifications
6 reference value and displayed on the secondary display. Relative measurement has two modes. Rel▲=measurement value-reference value, the other is rel%=(rel▲/reference value)×100% (press select to select rel△ or rel% mode).. ● set up reference value for your measurement. Select your measurement func...
Page 8: Hold” Sign.
7 low battery indication: display " " sign. Data hold: display “ hold” sign. Relative measurement: display “△” sign. Auto power off: display “ apo” sign. When measurement exceeds 15 minutes without switching mode and pressing key, the meter will switch to standby mode. Press any key or switch select...
Page 9: Express Function
8 express function ： new style patent of function direction light, easy use in dark place..
Page 10: 2.2.1 Dc Voltage
9 2.2 electrical specifications accuracies are ± (% of reading + number in last digit )at 23 ± 5°c , ≤ 75% rh. 2.2.1 dc voltage range accuracy resolution 60mv ± ( 0.8% of rdg+10digits ) 0.01mv 600mv ± ( 0.5% of rdg+15 digits) 0.1mv 6v 1mv 60v 10mv 600v 100mv 1000v ± ( 0.8% of rdg+10 digits) 1v overl...
Page 11
10 2.2.3 ac voltage(true rms/only 760d) range resolution accuracy sensitivity 50-500hz 500-1khz 1k-5khz 5k-10khz 10k-20khz 60mv 0.01mv ± ( 1.2% of rdg+ 10 digits ) ± ( 1.5% of rdg+ 10 digits ) ± ( 2% of rdg+ 10 digits) ± ( 3.5% of rdg+ 10 digits) ± ( 4.5% of rdg+ 10 digits) 50mv 600mv 0.1mv ± ( 1.2%...
Page 12: 2.2.4 Dc Current
11 2.2.4 dc current range accuracy resolution 600μa ± ( 2.0% of rdg+10 digits ) 0.1μa 6000μa 1μa 60ma 10μa 600ma 100μa 6a ± ( 2.5% of rdg+10 digits) 1ma 20a 10ma 600a ± ( 3.0% of rdg+10 digits) 100ma 20a up to 10 seconds; 600a range with ac/dc current clamp adapter overload protection: 0.8a/250v or ...
Page 13: 2.2.6 Resistance
12 2.2.6 resistance range accuracy resolution 600Ω ± ( 1.2% of rdg+10 digits) 0.1Ω 6kΩ 1Ω 60kΩ 10Ω 600kΩ 100Ω 6mΩ 1kΩ 60mΩ ± ( 2.5% of rdg+15 digits ) 10kΩ overload protection: 250v dc or ac rms 2.2.7 capacitance range accuracy resolution 40nf ± ( 3.5% of rdg+30 digits ) 10pf 400nf ± ( 2.5% of rdg+5...
Page 14: 2.2.9 Frequency
13 overload protection: 250v dc or ac rms 2.2.9 frequency range accuracy resolution 10hz ± ( 0.5% of rdg+5 digits) 0.01hz 100hz 0.1hz 1000hz 1hz 10khz 10hz 100khz 100hz 1000khz 1khz 10mhz 10khz sensitivity: range of input voltage:1.5v~10v, if input voltage over range, need adjust it can not display ...
Page 15: 2.2.12 Hfe Test
14 overload protection: 250v dc or ac rms 2.2.12 hfe test ib = 10μa vce = 2v approx. Test range : 0～1000. 3. Operation 3.1 dc and ac voltage measurement 1) set the selector switch to desired “ mv ” or “v ” position. 2) connect the black test lead to " com" socket and red test lead to the " vΩhz" soc...
Page 16: Μama" Socket.
15 2) connect the black banana plug of the ac/dc special current clamp adapter to " com" socket and the red banana plug to the " µama" socket. 3) press “ select” key to choose “dc” or “ac” measurement. 4) when perform dc current measurement, always rotate or push the dca zero adjuster on the clamp a...
Page 17: Note:
16 note: a) before testing, discharge the capacitor by shorting its leads together. Use caution in handing capacitors because they may have a charge on them of considerable power before discharging. B) before testing, press “ rel△” key to eliminate the zero error. C) when testing 4000µf capacitor, n...
Page 18: Com" Socket
17 1) set the selector switch to desired “℃/℉” position. 2) connect the black banana plug of the sensor to " com" socket and red banana plug to the " vΩhz" socket. 3) press “ select” key to choose ℃or ℉measurement. 4) put the sensor probe into the temperature field under measurement. 5) read the res...
Page 19: Relative
18 measurement. It can not display bar graph on relative measurement mode. 3.13 auto/manual range the auto range mode is a convenient function, but it might be faster to manually set the range when you measure values that you know to be within a certain range. To select manual range, repeatedly pres...
Page 20
5. Fuse replacement 1) this meter is provided with a 0.8a/250v fuse to protect the current measuring circuits which measure up to 600ma, with a 10a/250v fuse to protect the 10a range. 2) ensure the instrument is not connected to any external circuit, set the selector switch to “ off” position and re...