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Related Manuals for PCB Piezotronics 112A03
Summary of Contents for PCB Piezotronics 112A03
- Page 1 Model 112A03 Charge Output Pressure Sensor Installation and Operating Manual For assistance with the operation of this product, contact PCB Piezotronics, Inc. Toll-free: 800-828-8840 24-hour SensorLine: 716-684-0001 Fax: 716-684-0987 E-mail: info@pcb.com Web: www.pcb.com...
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Page 2: Repair And Maintenance
Assistance is needed to safely operate equipment PCB Piezotronics is an ISO-9001 certified company whose Damage is visible or suspected calibration services are accredited by A2LA to ISO/IEC Equipment fails or malfunctions 17025, with full traceability to SI through N.I.S.T. - Page 3 CAUTION Refers to hazards that could damage the instrument. NOTE Indicates tips, recommendations and important information. The notes simplify processes and contain additional information 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.
- Page 4 PCB工业监视和测量设备 - 中国RoHS2公布表 PCB Industrial Monitoring and Measuring Equipment - China RoHS 2 Disclosure Table 有害物质 镉 汞 铅 (Pb) 六价铬 (Cr(VI)) 多溴联苯 (PBB) 多溴二苯醚 (PBDE) 部件名称 (Hg) (Cd) 住房 PCB板 电气连接器 压电晶体 环氧 铁氟龙 电子 厚膜基板 电线 电缆 塑料 焊接...
- Page 5 Component Name Hazardous Substances Lead (Pb) Mercury (Hg) Cadmium (Cd) Chromium VI Polybrominated Polybrominated Compounds Biphenyls (PBB) Diphenyl Ethers (Cr(VI)) (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.
- Page 6 PIEZOELECTRIC CHARGE MODE PRESSURE SENSOR GENERAL OPERATION MANUAL INTRODUCTION DESCRIPTION Series 111A General Purpose Quartz charge mode pressure sensors offer high Miniature Sensor performance for precise pressure measurements over a wide range of near-static and dynamic pressures. The The Series 111A General Purpose Miniature Sensor is a sensors use the piezoelectric properties of quartz to high-precision, charge mode pressure sensor used for convert an applied pressure into an analogous electrical...
- Page 7 The series consists of the Models 112A, and 113A03, having pressure ranges of 3 000, 100, and 112A02, and 112A03 (along with special versions), with 15 000 psi (20684, 689, and 103420 kPa), respectively. pressure ranges of 3 000, 100, and 10 000 psi (20684, All are acceleration compensated.
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Page 8: Installation
PIEZOELECTRIC CHARGE MODE PRESSURE SENSOR GENERAL OPERATION MANUAL This hermetically sealed stainless steel sensor contains extremely rigid compression-mode quartz crystals with an integral acceleration compensating crystal to reduce vibration sensitivity and partially suppress internal resonance effects. INSTALLATION Overview When choosing an installation method, the advantages Series 171 High Sensitivity Sensor and disadvantages of each method must be carefully weighed. -
Page 9: Flush Mount
PIEZOELECTRIC CHARGE MODE PRESSURE SENSOR GENERAL OPERATION MANUAL 3300 Passage Passage Approx. fastest length resonance pulse rise time (inches) (kHz) (microseconds) Where: L = passage length (inches) .050 The natural frequency and approximately fastest .100 pressure step rise time for various length passages are .200 16.5 shown in the following chart, using a medium of air at... - Page 10 PIEZOELECTRIC CHARGE MODE PRESSURE SENSOR GENERAL OPERATION MANUAL If thermal transients or diaphragm impingement are Cabling concerns, use the flush mount technique only when space or frequency response considerations preclude the Care and attention to cable attachment is essential, as the use of the recess mount installation.
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Page 11: Normal Operation
PIEZOELECTRIC CHARGE MODE PRESSURE SENSOR GENERAL OPERATION MANUAL CALIBRATION These sensors may be calibrated using static hydraulic techniques, such as dead-weight testers, or by compar- ison with a reference gage. When calibrating with a laboratory-style charge amplifier, set the charge amplifier to LONG, for the time constant setting, and allow the sensor to stabilize before applying pressure. -
Page 12: High Temperature Operation
PIEZOELECTRIC CHARGE MODE PRESSURE SENSOR GENERAL OPERATION MANUAL Equation 1 HIGH-TEMPERATURE OPERATION Introduction This equation shows that if the input (leakage) resistance at the charge amplifier is extremely high (approaching When subjected elevated temperature, infinity), the output DC voltage approaches e... - Page 13 PIEZOELECTRIC CHARGE MODE PRESSURE SENSOR GENERAL OPERATION MANUAL where: -3 dB Frequency (Hz) Feedback resistor (ohms) Feedback capacitor (farads) However, after the addition of the series blocking capacitor C , the system becomes the equivalent of two high-pass filters in series, one as previously mentioned and one comprised of series capacitor C and total equivalent shunt resistance R...
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Page 14: Maintenance
PIEZOELECTRIC CHARGE MODE PRESSURE SENSOR GENERAL OPERATION MANUAL the GND position to keep spurious, thermally generated With the product R chosen to be > than R , the charges grounded. system discharge time constant is simply R (seconds). The feedback parameters of the charge amplifier It is prudent to momentarily switch to the GND position establish the low frequency characteristics of the system, even during the measurement period to ensure that... - Page 15 3425 Walden Avenue, Depew, NY 14043 All specifications are at room temperature unless otherwise specified. In the interest of constant product improvement, we reserve the right to change specifications without notice. ® is a registered trademark of PCB Piezotronics, Inc.
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