PCB Test & Measurement Seite 135

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For Additional Specification Information Visit www pcb com PCB PIEZOTRONICS INC 716 684 0001 Fax 716 685 3886 133 Common Options for PCB Products Option Q Extended Low Frequency e g Q353B01 Accurate measurements below 1 Hz can often be achieved by factory modification of the internal microelectronics of the sensor For most sensors the DTC is extended to 10 seconds which provides 5 0 05 Hz For some smaller sensors the DTC is extended to 5 seconds which provides 5 0 1 Hz For accurate low frequency measurements be certain the signal conditioner is DC coupled For practical reasons lower sensitivity sensors 50 mV g with extended low frequency are recommended only for long duration shock pulse measurements associated with package or drop testing Option RH RoHS Compliant e g RH201A76 This option indicates that the model is compliant to the European Union s Directive 2002 95 EC on Restriction of Hazardous Substances Option S Stainless Steel Diaphragm e g S112A22 This option designates that the diaphragm of the pressure sensor is made from Stainless Steel to provide protection from corrosion Option T Transducer Electronic Data Sheet TEDS e g T333B32 The TEDS option provides a sensor with an on board digital memory This memory stores valuable information such as sensor model serial number sensitivity value last calibration date etc Via command from an appropriately outfitted signal conditioner the sensor is digitally addressed and the information in the memory is downloaded The information is then utilized by the data acquisition system to aid in automating such tasks as coordinate mapping and data bookkeeping This plug and play capability is in accordance with the international standard defined by IEEE P1451 4 Users should verify with their analyzer software vendor to see what versions and templates are supported in order to select the proper PCB TEDS option Option TLA TEDS in LMS International Free Format Option TLB TEDS in LMS International Automotive Format Option TLC TEDS in LMS International Aeronautical Format e g TLA333B32 or TLB333B32 or TLC333B32 Option TLD TEDS Compliant with IEEE 1451 4 and now the most common of the 5 TEDS variations PCB offers e g TLD333B32 Option W Water Resistant Connection e g W353B01 002C10 The water resistant option provides a cable directly attached and sealed to the sensor s electrical connector with o rings and heat shrink tubing This sealing process guards against contamination from dirt and fluids and permits short term underwater use The model number is constructed by placing the letter W as a prefix to the model number then adding a slash after the model number followed by the type of cable length and appropriate connectors See cables accessories section for a description of cables and connectors The example a W353B01 002C10 designates a water resistant sealing of a 002C10 cable to a 353B01 accelerometer Metric lengths can be defined by adding an M in front of the cable type e g W353B01 M002C10 designates a 10 meter cable length Option Y Consignment e g Y352C22 Y480E09 This option indicates a model that has been previously used but is fully within specification These models are sometimes sold and would have a discounted price 9 T Mcatalog 2011 Seite 125 166 SYN G500 21 04 11 18 04 Seite 139


Vorschau PCB Test & Measurement Seite 135