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Summary of Contents for Delta OHM HD2020
- Page 1 HD2020 Acoustic calibrator...
- Page 2 [ GB ] [ GB ] Introduction HD 2020 The HD 2020 sound level calibrator is a portable, battery operated sound source, suitable for sound level meters (portable and laboratory) and acoustic stations. It allows calibrating 1/2” microphones with mechanical dimensions compliant with IEC 61094-1 (“Measurement microphones.
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Page 3: Calibration Procedure
IEC61094-2. To calibrate the microphone, insert it deep into the cavity. The O-ring will offer some resis- tance. The calibration can be effected by holding the HD2020 upright as well as by leaning the instru- Fig. 3 Calibrator mechanical construction (section). ments on a worktable. -
Page 4: Specifications
Strong vibration. Steam, salt and/or corrosive gas. ORDERING CODE HD2020: The kit includes: HD2020 calibrator, one 9V alkaline battery, instruction manual and The instrument case is made of ABS: please use only compatible solvents to clean it. calibration report. FUNCTIONING AND OPERATING SAFETY Authorized use Please read carefully the specifications listed in the following chapter. - Page 5 • Electrostatic discharge: EN61000-4-2 Level 3 • Electric fast transients: EN61000-4-4 livello 3, EN61000-4-5 Level 3 • Voltage variations: EN61000-4-11 • Electromagnetic interference sucseptibility: IEC1000-4-3 • Electromagnetic interference emission: EN55020 class B RoHS 2002/95/EC Delta Ohm srl - Via G. Marconi, 5 - 35030 Caselle di Selvazzano (Pd) - Italy 06.08 Tel. 0039 0498977150 r.a. Fax 0039 049635596 - E-mail: deltaohm@tin.it Web Site: www.deltaohm.com...
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