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Where Do I Find Everything I Need for

Process Measurement  and Control?

OMEGA ... Of  Course!

TEMPERATURE

o

Thermocouple, RTD & Thermistor Probes, Connectors, Panels & Assemblies

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Wire: Thermocouple, RTD & Thermistor

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Calibrators & Ice Point References

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Recorders, Controllers & Process Monitors

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Infrared Pyrometers

PRESSURE / STRAIN FORCE

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Transducers & Strain Gauges

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Load Cells & Pressure Gauges

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Displacement Transducers

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Instrumentation & Accessories

FLOW / LEVEL

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Rotameters, Gas Mass Flowmeters & Flow Computers

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Air Velocity Indicators

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Turbine / Paddlewheel Systems

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Totalizers & Batch Controllers

pH/CONDUCTIVITY

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pH Electrodes, Testers & Accessories

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Benchtop / Laboratory Meters

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Controllers, Calibrators, Simulators & Pumps

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Industrial pH & Conductivity Equipment

DATA  ACQUISITION

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Data Acquisition & Engineering Software

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Communications-Based Acquisition Systems

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Plug-in Cards for Apple, IBM & Compatibles

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Datalogging Systems

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Recorders, Printers & Plotters

HEATERS

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Heating Cable

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Cartridge & Strip Heaters

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Immersion & Band Heaters

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Flexible Heaters

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Laboratory Heaters

ENVIRONMENTAL MONITORING AND 

CONTROL

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Metering & Control Instrumentation

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Refractometers

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Pumps & Tubing

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Air, Soil & Water Monitors

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Industrial Water & Wastewater Treatment

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  pH, Conductivity & Dissolved Oxygen Instruments

M-3479/0899

99-MAN 100179 v1 09/99

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Summary of Contents for HHM73

Page 1: ...NDUCTIVITY o pH Electrodes Testers Accessories o Benchtop Laboratory Meters o Controllers Calibrators Simulators Pumps o Industrial pH Conductivity Equipment DATA ACQUISITION o Data Acquisition Engine...

Page 2: ...l HHM73 Model HHM76 AC DC Oscilloscope Current Probes http www omega com e mail info omega com 600V CAT III 1500A DC ZERO OL ON 1500A OFF 150A OUTPUT 1500 A 1 mV A 150 A 10 mV A HHM76 AC DC CURRENT PR...

Page 3: ...nner RETURN REQUESTS INQUIRIES Direct all warranty and repair requests inquiries to the OMEGA Customer Service Department BEFORE RETURNING ANY PRODUCT S TO OMEGA PURCHASER MUST OBTAIN AN AUTHORIZED RE...

Page 4: ...Compatibility 11 Operating Procedure 12 Making Measurements with an Oscilloscope 12 DC Measurement 12 AC Measurement 12 Making Measurements with Accessory Connectors 13 Indicator Lights 13 Auto Off 1...

Page 5: ...ALWAYS inspect the instrument probe probe cable and output terminals prior to use Replace any defective parts immediately NEVER use the current probe on electrical conductors rated above 600 V in ove...

Page 6: ...often achieved by measuring the strength of a magnetic field created by a current carrying conductor in a semiconductor chip using the Hall effect principle When a thin semiconductor is placed at rig...

Page 7: ...k 0 5 to 1500 A DC Output Signal 10 mV A on 150 A range 1 mV A on 1500 A range Accuracy and Phase Shift 150 A Range 0 5 to 20 A 1 5 reading 0 5 A 20 to 100 A 1 5 reading 100 to 150 A DC only 2 5 readi...

Page 8: ...Range DC to 1 kHz 8 mV DC to 5 kHz 12 mV 0 1 Hz to 5 kHz 2 mV 600 A Range DC to 1 kHz 1 mV DC to 5 kHz 1 5 mV 0 1 Hz to 5 kHz 500 V Rise and Fall Time 60 A Range 100 s from 10 to 90 Vout 600 A Range 7...

Page 9: ...utes may be disabled at power up by pressing Zero button while turning on green LED blinks three times to indicate that auto off is disabled MECHANICAL Operating Temperature Range 14 to 131 F 10 to 55...

Page 10: ...ting 0 to 2000 m Non operating 0 to 12 000 m Zero Adjustment Automatic zero 10 A by simple push button increment of 25 to 40 mA Red LED goes on at push of button and turns off when zero is reached no...

Page 11: ...range Turn display device power on Turn on 7 the probe the green LED 6 should be on and the red LED 5 off If the green indicator does not come on or goes off before the probe has operated for 10 min...

Page 12: ...surement it is recommended that you zero the probe before each measurement Clamp the probe around the conductor 1 to be tested The oscilloscope should now display the measured conductor current A posi...

Page 13: ...he probe accuracy Input impedance of 1 MW 100 pF or greater When the probe is making a measurement the current carrying conductor is not broken and remains electrically isolated from the probe output...

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