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Manual 21354 Rev E 
ECN 50523 

 

 

Component Name 

Hazardous Substances 

Lead (Pb)  Mercury (Hg) 

Cadmium (Cd) 

Chromium VI 
Compounds 
(Cr(VI)) 

Polybrominated 
Biphenyls (PBB) 

Polybrominated 
Diphenyl Ethers 
(PBDE) 

Housing 

PCB Board 

Electrical Connectors 

Piezoelectric Crystals 

Epoxy 

Teflon 

Electronics 

Thick Film Substrate 

Wires 

Cables 

Plastic 

Solder 

Copper Alloy/Brass 

This table is prepared in accordance with the provisions of SJ/T 11364. 
O: Indicates that said hazardous substance contained in all of the homogeneous materials for this part is below the limit 
requirement of GB/T 26572. 

X: Indicates that said hazardous substance contained in at least one of the homogeneous materials for this part is above the limit 
requirement of GB/T 26572. 
Lead is present due to allowed exemption in Annex III or Annex IV of the European RoHS Directive 2011/65/EU. 

Summary of Contents for 377A12

Page 1: ...e 377A12 426B03 installation and operating manuals that comprise a Model 378A12 Precision Condenser Microphone kit For assistance with the operation of this product contact PCB Piezotronics Inc Toll f...

Page 2: ...alized tests including sensitivity at elevated or cryogenic temperatures phase response extended high or low frequency response extended range leak testing hydrostatic pressure testing and others For...

Page 3: ...tion on particular operating steps The following symbols may be found on the equipment described in this manual This symbol on the unit indicates that high voltage may be present Use standard safety p...

Page 4: ...China RoHS 2 Disclosure Table Pb Hg Cd Cr VI PBB PBDE O O O O O O PCB X O O O O O O O O O O O X O O O O O O O O O O O O O O O O O O O O O O O O O X O O O O O O O O O X O O O O O O O O O O O X O O O O...

Page 5: ...O Wires O O O O O O Cables X O O O O O Plastic O O O O O O Solder X O O O O O Copper Alloy Brass X O O O O O This table is prepared in accordance with the provisions of SJ T 11364 O Indicates that sai...

Page 6: ...in which the instrument will be used Whether for legal purposes or for quality assurance programs these standards will help determine the required quality accuracy and consistency of the instrument St...

Page 7: ...owered with a 24V or a 12V phantom power supply but this will limit the maximum output voltage Externally Polarized Microphone System Prepolarized Microphone System Phantom Powered Microphone System T...

Page 8: ...em such as the preamplifier signal conditioner or instrumentation Conversely the Cartridge Thermal Noise CTN specification provides the lowest measurable sound pressure level that can be detected abov...

Page 9: ...rugged grid cap shown below and as an independent part of a rugged kit to extend the lifespan of the precision measuring device caution should be taken to ensure the delicate diaphragm sensing element...

Page 10: ...ustry standards ensures accurate calibra tion against relevant specifications We also carry a line of acoustic calibrators that can be used to calibrate microphone sensitivity on site as needed Hand c...

Page 11: ...Impedance 50 Ohm 50 Ohm Physical HousingMaterial Stainless Alloy Stainless Alloy Venting Rear Rear 6 Electrical Connector 10 32 Jack 10 32 Jack MountingThread Grid 0 25 60 UNS 0 25 60 UNS Size Diamete...

Page 12: ...DRAWING 57747 1 OF 1 3X 1 4 ICP MICROPHONE SYSTEM DECIMALS XX 03 XXX 010 DECIMALS X 0 8 XX 0 25 JDM 7 7 14 ECB 7 7 14 NJL 7 7 14 jmorawski 09 01 7 8 2014 57747 PCB Piezotronics Inc claims proprietary...

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