820M1-0100 TEC | Alldatasheet

Document overview

  • Manufacturer or author: Provided By alldatasheet.com(free datasheet download site)
  • PDF pages: 5

Technical content

TE CONNECTIVITY SENSORS /// Model 820M1 Rev B 04/2019 820M1 CONDITION MONITORING ACCELEROMETER SPECIFICATIONS  Piezoelectric Accelerometer  ±25g to ±500g Dynamic Ranges  Wide Bandwidth to 10,000Hz  Superior Resolution to MEMS Devices  Circuit Board Mountable, Reflow Solderable  Low Cost, Superior Value The Model 820M1 is a low cost, board mountable accelerometer designed for embedded condition monitoring and preventive maintenance applications. The piezo-electric accelerometer is available in ranges from ±25g to ±500g and features a flat frequency response up to > 10kHz. The model 820M1 accelerometer feature a stable piezo-ceramic crystal in shear mode with low power electronics, sealed in a fully hermetic LCC package. The PE technology incorporated in the 820M1 accelerometer has a proven track record for offering the reliable and long-term stable output required for condition monitoring applications. The accelerometer is designed and qualified for machine health monitoring and has superior Resolution, Dynamic Range and Bandwidth to MEMS devices.

FEATURES

 Amplified ±1.25V Signal Output  3.0 to 5.5Vdc Excitation Voltage  Hermetically Sealed  Piezo-Ceramic Crystal, Shear Mode  -40° to +125°C Operating Range

APPLICATIONS

 Machine Health Monitoring  Predictive Maintenance Installations  Embedded Vibration Monitoring  Impact & Shock Monitoring  Data Loggers  Bearing Installations

TE CONNECTIVITY SENSORS /// Model 820M1 Rev B 04/2019 PERFORMANCE SPECIFICATIONS All values are typical at +24°C, 80Hz and 3.3Vdc excitation unless otherwise stated. TE Connectivity reserves the right to update and change these specifications without notice. Parameters DYNAMIC Notes Range (g) ±25 ±50 ±100 ±200 ±500 Frequency Response (Hz) 6-6000 6-6000 6-6000 6-6000 6-6000 ±1dB Frequency Response (Hz) 2-10000 2-10000 2-10000 2-10000 2-10000 ±3dB (see note 1 below) Resonant Frequency (Hz) >30000 >30000 >30000 >30000 >30000 Non-Linearity (%FSO) ±2 ±2 ±2 ±2 ±2 Transverse Sensitivity (%) <5 <5 <5 <5 <5 Typical Shock Limit (g) 10,000 10,000 10,000 10,000 10,000 Spectral Noise, 10Hz (µg√Hz) 98 193 248 384 620 Spectral Noise, 100Hz (µg√Hz) 51 101 130 201 324 Spectral Noise, 1kHz (µg√Hz) 45 89 114 176 285 ELECTRICAL Excitation Voltage (Vdc) 3.0 to 5.5 (see note 2 below) Bias Voltage (Vdc) Excitation Voltage / 2 Full Scale Output Voltage (V) ±1.25 Total Supply Current (µA) 62 Output Impedance (Ω) <100 Warm-up Time (sec) <1 ENVIRONMENTAL Temperature Response (%) See Typical Temperature Response Curves on Page 3 Operating Temperature (°C) -40 to +125 Storage Temperature (°C) -40 to +125 Humidity Hermetically Sealed PHYSICAL Sensing Element PZT (Lead Zirconate Titanate), Shear Mode Case Material Ceramic Base and Kovar Cover Weight (grams) 1.2 Mounting Solder Reflow Calibration supplied: CS-SENS-0100 NIST Traceable Amplitude Calibration at 80Hz 1 Proper mounting is critical for good performance to 10kHz. See operating manual for recommended installation instructions. 2 The model 820M1 can be operated with 2.8V excitation but the full-scale range will be limited. See operating manual for details. The information in this sheet has been carefully reviewed and is believ ed to be accurate; however, no responsibility is assumed for inaccuracies. Fur thermore, this information does not convey to the purchaser of such devices any license u nder the patent rights to the manufacturer. TE Connectivity reserves the r ight to make changes without further notice to any product herein. TE Connectivity mak es no warranty, representation or guarantee regarding the suita bility of its product for any particular purpose, nor does TE Connectivity assume any liability arising ou t of the application or use of any product or circuit and specifically disclaims a ny and all liability, including without limitation consequential or incidental damage s. Typical parameters can and do vary in different applications. All op erating parameters must be validated for each customer application by customer’s technical e xperts. TE Connectivity does not convey any license under its patent rights nor the rights of others.

TE CONNECTIVITY SENSORS /// Model 820M1 Rev B 04/2019 BIAS TEMPERATURE SHIFT SENSITIVITY TEMPERATURE SHIFT 2.30 2.32 2.34 2.36 2.38 2.40 2.42 2.44 2.46 2.48 2.50 -60 -40 -20 0 20 40 60 80 100 120 140 Bias (V) Temp (°C) Thermal Bias Shift (typical) -10.00 -8.00 -6.00 -4.00 -2.00 0.00 2.00 4.00 6.00 8.00 10.00 -60 -40 -20 0 20 40 60 80 100 120 140 TSS (%) Temp (°C) Thermal Sensitivity Shift (typical)

TE CONNECTIVITY SENSORS /// Model 820M1 Rev B 04/2019 DIMENSIONS SCHEMATIC

TE CONNECTIVITY SENSORS /// Model 820M1 Rev B 04/2019

ORDERING INFORMATION

te.com/sensorsolutions TE Connectivity, TE Connectivity (logo) and EVERY CONNECTION COUNTS are trademarks. All other logos, products and/or company names referred to herein might be trademarks of their respective owners. The information given herein, including drawings, illustrations and schematics which are intended for illustration purposes only, is believed to be reliable. However, TE Connectivity makes no warranties as to its accuracy or completeness and disclaims any liability in connection with its use. TE Connectivity‘s obligations shall only be as set forth in TE Connectivity‘s Standard Terms and Conditions of Sale for this product and in no case will TE Connectivity be liable for any incidental, indirect or consequential damages arising out of the sale, resale, use or misuse of the product. Users of TE Connectivity products should make their own evaluation to determine the suitability of each such product for the specific application. © 2018 TE Connectivity Ltd. family of companies All Rights Reserved. NORTH AMERICA Tel +1 800 522 6752 Customercare.hmpt@te.com EUROPE Tel +31 73 624 6999 Customercare.lcsb@te.com ASIA Tel +86 0400 820 6015 customercareshzn@te.com