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DC VOLTS

Ranges: 250mV,2.5V,25V,250V,600V
Resolution: 100µV
Accuracy: ±(0.25%rdg + 5dgts) on 250mV range

±(0.25%rdg + 1dgt) on other ranges

Input impedance: >10M

W

Overload protection: 600VDC or AC rms

AC VOLTS (50Hz - 500Hz)

Ranges: 250mV,2.5V,25V,250V,600V
Resolution:1mV.(100µA on 250mV range)
Accuracy: ±(0.75% of r 4dgts) on 2.5V to 600V

no specification on 250mV range

Input impedance: 10M

W

Overload protection: 600VDC or AC rms

DC CURRENT

Ranges: 250µA,2.5mA,25mA,250mA,2.5A,10A
Resolution: 100nA
Accuracy: ±(0.75%rdg + 10dgts) on 250µA,25mA ranges

±(0.75%rdg + 1dgt) on 2.5mA,250mA ranges
±(3.0%rdg + 5dgts) on A range

Burden voltage: 325mV on µA,mA ranges

700m V on A range

Input protection: 0.5A / 250V fast blow ceramic fuse

10A / 600V fast blow ceramic fuse

In 250µA, 25mA, 2.5A  range use  REL

D

 button, offset the residual reading to

obtain the actual current, otherwise the measurement error would be great.

Summary of Contents for HHM26

Page 1: ...OMEGA HHM26 Digital Multimeter...

Page 2: ...l Free in Germany 0800 82 66342 e mail nl omega com e mail germany omega com Czech Republic United Kingdom ISO 9002 Certified ul Rude armady 1868 733 01 Karvina One Omega Drive Hranice Czech Repubic R...

Page 3: ...cross a high voltage high energy power source when the meter is set up for mA measurement may be very hazardous 3 Turn off power to the circuit under test before cutting unsoldering or breaking the ci...

Page 4: ...y Storage Temperature 20 C to 60 C 0 to 80 R H with battery removed from meter Accuracy Stated accuracy at 23 C 5 C 75 relative humidity Safety According to EN61010 1 protection class II overvoltage c...

Page 5: ...ation on 250mV range Input impedance 10MW Overload protection 600VDC or AC rms DC CURRENT Ranges 250 A 2 5mA 25mA 250mA 2 5A 10A Resolution 100nA Accuracy 0 75 rdg 10dgts on 250 A 25mA ranges 0 75 rdg...

Page 6: ...ic fuse 10A 600V fast blow ceramic fuse RESISTANCE Ranges 250W 2 5KW 25KW 250KW 2500KW 25MW Resolution 100mW Accuracy 0 3 rdg 3dgts on 250W range 0 3 rdg 1dgts on 2 5KW to 2500KW ranges 3 5 rdg 4dgts...

Page 7: ...hould disable Auto Power down mode press SELECT buttom when you turn on the meter SELECT Function Button DC AC W W W W W The SELECT Function button is Yellow in color Press it to toggle to the alterna...

Page 8: ...is also activates the DATA HOLD mode briefly press the button to return to normal display The Back Light will switch off automatically after about 30 seconds RS232 Communication Button Press RS232 but...

Page 9: ...s 1 Set the Function Range switch to the desired current range A mA A position 2 To toggle between DC and AC mode press SELECT button The DC or AC annunciators is displayed in the upper left corner 3...

Page 10: ...Diode Tests 1 Set the Function Range switch to W position 2 Remove power from the equipment under test 3 To toggle the W continity diode modes press SELECT switch 4 Touch probes to the diode A forward...

Page 11: ...rcuit under test External voltage across the components causes invalid readings 3 To toggle between the W continity diode modes press SELECT button 4 Connect the test leads to the two points at which...

Page 12: ...the battery from battery contacts Fuse Replacement If no current measurements are possible check for a blown overload protec tion fuse There are two fuses F1 for the mA jack and F2 for the A jack For...

Page 13: ...ty or otherwise shall not exceed the purchase price of the component upon which liability is based In no event shall OMEGA be liable for consequential incidental or special damages CONDITIONS Equipmen...

Page 14: ...rs Turbine Paddlewheel Systems Totalizers Batch Controllers pH CONDUCTIVITY pH Electrodes Testers Accessories Benchtop Laboratory Meters Controllers Calibrators Simulators Pumps Industrial pH Conducti...

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