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Summary of Contents for IET Labs 1565-E
- Page 1 � � REPRODUCTION AND DISTRIBUTION OF THIS TECHNICAL MANUAL IS AUTHORIZED FOR U.S. GOVERNMENT PURPOSES ��...
- Page 2 � �...
- Page 3 We warrant that this product is free from defects in material and workmanship and, when properly used, will perform in accordance with applicable IET specifi cations. If within one year after original shipment, it is found not to meet this standard, it will be repaired or, at the option of IET, replaced at no charge when returned to IET.
- Page 4 OBSERVE ALL SAFETY RULES WHEN WORKING WITH HIGH VOLTAGES OR LINE VOLTAGES. Dangerous voltages may be present inside this instrument. Do not open the case Refer servicing to qualifi ed personnel HIGH VOLTAGES MAY BE PRESENT AT THE TERMINALS OF THIS INSTRUMENT WHENEVER HAZARDOUS VOLTAGES (>...
- Page 5 2.1 Model Confi guration and Specifi cations ................3 2.2 General Specifi cations ....................4 3.1 Initial inspection and setup ....................7 3.2 Connection ........................7 3.2.1 General Considerations ..................7 3.2.2 Electrical Considerations ..................7 3.2.3 Four-Wire Kelvin Lead Connections ..............7 3.2.4 Thermal emf Considerations ................7 3.3 Dial Setting ........................8 3.4 Environmental Conditions .....................8 3.5 Local Operation ......................8...
- Page 7 1.1 Introduction It consists of the following elements: a mi- The 1565-E is a Type 2, general purpose SLM crophone to pickup sound; an amplifi er, to with corresponding to ANSI S1.4-1983 Type 2 raise the microphone output to useful levels; a and IEC61672-1:2013 Class 2 calibrated attenuator, to adjust the amplifi...
- Page 8 For convenience to the user, the pertinent Weight: 0.21 kg (7 oz) net, 1.4 kg (3 lb) ship- ping specifi cations are given in an OPERATING GUIDE, shown typically in Figure 2.1, affi xed Dimensions: 24 cm H x 6.8 cm W x 2.5 cm D to the case of the instrument.
- Page 9 FIGURE 2.1 Typical OPERATING GUIDE Affi xed to Unit (Please see label affi xed to your unit)
- Page 10 2.) Carry case for SLM and accessories 1565-E-CASE 3.) Windscreen 1565-E-WS 4.) Adjustment screwdriver 1565-0440-01 5.) 9 V battery 6F22 6.) Phone plug for ac/dc output 1565-E-PP Figure 3-1 Key Features 3.1.3 Key Features 3.1.4 Condensed Operating Instructions 1. 1/2” Electret Microphone 2.
- Page 11 Select ‘C’ weighting for fl at response measure- 3.3 Calibration Check ments (no amplitude boost or cut across the The 1565-E can be calibrated using an external frequency spectrum). ‘C’ weighting is suitable calibrator, which is recommended or the inter- for the sound level analysis of machines, en- nal calibrator.
- Page 12 94.0dB. 3.3.2 External Calibration Attach an external sound level calibrator such as the IET Labs 1562-A Sound Level Calibra- tor (1kHz at 114 dB) or similar calibrator at 94 dB or 114 dB, completely over the micro- phone.
- Page 13 Hi range. Set the 1986 to 1 kHz @ 94 bility is available, by IET Labs, or by a certi- dB and Calibrated SPL. Adjust the CAL 94dB fi ed calibration laboratory. If the user should...
- Page 14 1565-E Calibration Worksheet Function Nominal Settings DUT Range Specifi cations Reading Pass/Fail ±1.5 dB Meter Tracking 84 dB 82.5 - 85.5 dB 84 dB 82.5 - 85.5 dB 94 dB 92.5 - 95.5 dB 114 dB 112.5 - 115.5 dB...
- Page 15 This battery should be removed when not in contracts (not shown) use to prevent damage to the 1565-E. If there is no display when 1565-E is turned on replace the 9 V battery. There are no parts that require routine mainte- nance inside the 1565-E..
- Page 16 SLM. - Replace battery 2.) Meter Tracking is not within ±1.5 dB - 1565-E requires factory service 3.) 1565-E does not display 94 dB when set to internal calibration function of when using external calibrator. - Adjust calibration poten-...
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