Delta OHM HD2024 Operating Manual Download Page 4 | Manualshive

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HD2024

- 4 -

V1.0

2

DESCRIPTION

1.

ON-OFF

key: turns on and off the instrument.

2.

LED indicating the calibrator status.

3.

Calibrator cavity for 1/2” microphones.

4.

LOW BATT

LED: indicates that the battery is low and needs to be replaced.

5.

Battery lid.

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Summary of Contents for HD2024

Page 1: ...Operating manual Acoustic calibrator HD2024 www deltaohm com English Keep for future reference Companies Brands of GHM...

Page 2: ...5 3 1 CORRECTION DEPENDING ON THE TYPE OF MICROPHONE 5 4 BATTERY 6 4 1 LOW BATTERY INDICATION 6 4 2 BATTERY REPLACEMENT 6 4 3 CAUTIONS ON USING THE BATTERY 6 5 CONSTRUCTION AND FUNCTIONING 7 6 TECHNI...

Page 3: ...94 4 Measurement microphones Part 4 Specifications for working standard microphones The generated sound pressure level is equal to 94 dB at 1000 Hz frequency A LED signals the low battery condition Ad...

Page 4: ...RIPTION 1 ON OFF key turns on and off the instrument 2 LED indicating the calibrator status 3 Calibrator cavity for 1 2 microphones 4 LOW BATT LED indicates that the battery is low and needs to be rep...

Page 5: ...with IEC 61094 1 and IEC 61094 4 standards 3 1 CORRECTION DEPENDING ON THE TYPE OF MICROPHONE The calibrator generates a 94 dB sound pressure level referred to 20 Pa Working standard 1 2 microphones...

Page 6: ...operation of the instrument the LOW BATT LED lights up 4 2 BATTERY REPLACEMENT To replace the 9 V battery Switch off the instrument Open the lid at the bottom of the instrument Replace the battery Cl...

Page 7: ...overpressure due to their insertion The electronics consist mainly of an oscillator combining high stability and low distor tion as well as an RMS converter the automatic gain control AGC the driver f...

Page 8: ...e Stabilization time 10 s Total distortion 1 Ambient condition influence Temperature and humidity influence Static pressure influence 0 3 dB in the range 10 50 C and 10 90 RH 0 1 dB in the range 65 10...

Page 9: ...operating safety can be ensured only if all stan dard safety measures as well as the specific measures described in this manual are followed The instrument proper operation and operating safety can be...

Page 10: ...struction manual HD2020MA Microphone adapter for 1 4 capsules DELTA OHM metrology laboratories LAT N 124 are ISO IEC 17025 accredited by ACCREDIA for Temperature Humidity Pressure Photometry Radiometr...

Page 11: ......

Page 12: ...zed third parties is excluded from the guarantee The instrument shall be returned FREE OF SHIPMENT CHARGES to your dealer The jurisdiction of Padua applies in any dispute The electrical and electronic...

Page 13: ...e result of the constant development of the product This may produce some differences between the information written in this manual and the instrument you have purchased We cannot completely exclude...

Page 14: ...GHM GROUP Delta OHM Delta Ohm S r l a socio unico Via Marconi 5 35030 Caselle di Selvazzano Padova ITALY Phone 39 049 8977150 Fax 39 049 635596 www deltaohm com info deltaohm com V1 0 04 06 2018...

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