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OMEGA

HHM23

Digital Multimeter

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Summary of Contents for HHM19C

Page 1: ...OMEGA HHM23 Digital Multimeter ...

Page 2: ...ll 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 Riverbend Technology Centre Northbank Irlam Tel 420 69 6311627 FAX 420 69 6311114 Manchester M44 5EX England e mail czech omega com Tel 44 161 777 6611 FAX 44 161 777 6622 France 9 rue Denis Papin 781...

Page 3: ...across 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 circuit Small amounts of current can be dangerous 4 Use caution when working above 60V dc or 30V ac rms Such voltages pose a shock hazard 5 When Using the probes keep your fingers behind the finger gua...

Page 4: ...ominal Operating Environment 0 C to 40 C at 70 relative humidity 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 category CAT II 600V pollution degree 2 Power single standard 9 volt battery Battery life 200 hours typical Dimensions 192mm H x 91mm W x ...

Page 5: ...ges 200mV 2V 20V 200V 600V Resolution 100µV Accuracy 1 0 rdg 4dgts on 200mV to 200V ranges 2 0 rdg 4dgts on 600V range Input impedance 10MW Overload protection 500VDC or AC rms on 200mV range 600VDC or AC rms on all other ranges DC CURRENT Ranges 200µA 2mA 20mA 200mA 10A Accuracy 0 5 dg 1dgt on µA mA ranges 3 0 rdg 1dgt on 10A range Input protection 0 5A 250V fast blow ceramic fuse 10A 600V fast b...

Page 6: ...0W 2KW 20KW 200KW 2MW 20MW Accuracy 0 4 rdg 4dgts on 200W range 0 4 rdg 1dgt on 2KW to 2MW ranges 3 0 rdg 4dgts on 20MW range Open circuit volts 0 3Vdc 3 0Vdc on 200W range Overload protection 500VDC or AC rms CONTINUITY Audible indication less than 100W Overload protection 500VDC or AC rms DIODE TEST Test current 1 0mA 0 6mA Accuracy 3 0 rdg 3dgts Open circuit volts 3 0Vdc typical Overload protec...

Page 7: ...dg 1dgt Sensitivity 1 0Vrms min Overload protection 500VDC or AC rms Effect Reading 10 1999 LOGIC TEST Threshold Logic Hi 2 8 0 8V Logic Lo 0 8 0 5V Indication 40 msec beep at logic low Frequency response 20MHz Detectable pulse width 25nS Pulse limits 30 70 duty Overload protection 500VDC or AC rms TRANSISTOR hFE Ranges 0 1000 Base current 10µAdc approx Vce 3 0Vdc ...

Page 8: ...ng being displayed the higher reading is transferred to the display register A higher reading is defined as the reading with the higher absolute value The MAX hold function is disable in the frequency count mode but the MAX annunciator is still displayed Voltage Measurements 1 Connect the red test lead to the VW jack and the black test lead to the COM jack 2 Set the Function Range switch to the de...

Page 9: ...e circuit 5 Use caution when measuring 10 amps on 10A range for 60s please waiting for 10 minutes for next measurement of 10 amps for safety reason Resistance and Continuity Measurements 1 Set the Function Range switch to the desired resistance range or continuity position 2 Remove power from the equipment under test 3 Connect the red test lead to the VW jack and the black test lead to the COM jac...

Page 10: ... displayed 6 If the diode is open OL is displayed in both directions 7 If the junction is measured in a circuit and a low reading is obtained with both lead connections the junction may be shunted by a resistance of less than 1kW In this case the diode must be disconnected from the circuit for accurate testing Capacitance Measurements 1 Set the Function Range switch to the desired capacitance rang...

Page 11: ...nge switch to the Hz position 2 Connect the red test lead to the VW jack and the black test lead to the COM jack 3 Connect the test leads to the point of measurement and read the frequency from the display Logic Measurements 1 Set the Function Range switch to the LOGIC position 2 Connect the red test lead to the VW jack and the black test lead to the COM jack 3 Connect the red test lead to the tes...

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 10A jack For access to fuses remove the four screws from the back of the meter and lift off the battery cover and case Replace F1 only with the original type 0 5A 250V fast acting ceramic fuse Replace F2 only wi...

Page 13: ...ity 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 Equipment sold by OMEGA is not intended to be used nor shall it be used 1 as a Basic Component under 10 CFR 21 NRC used in or with any nuclear installation or activity or 2 in medical applications or used on...

Page 14: ...ne Paddlewheel Systems þ Totalizers Batch Controllers pH CONDUCTIVITY þ pH Electrodes Testers Accessories þ Benchtop Laboratory Meters þ Controllers Calibrators Simulators Pumps þ Industrial pH Conductivity Equipment DATA ACQUISITION þ Data Acquisition Engineering Software þ Communications Based Acquisition Systems þ Plug in Cards for Apple IBM Compatibles þ Datalogging Systems þ Recorders Printer...

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