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QFlex® Matrix

Measurement
Accelerometers

A summary of the characteristics of
QA750, QA700 and QA650 Accelerometers. 		Measurement Accelerometers Accelerometers exported from the United States must be done in accordance with the Export Administration Regulations (EAR) and/or the International Traffic in Arms Regulations (ITAR) as applicable.
Performance QA750 QA700 QA650
Input Range [g] ±30 ±30 ±30
Bias [mg] <8 <8 <15
  • One-year Repeatabilty [µg]
<1000 (w/o model data) <1200 <2500
  • Temperature Sensitivity [µg/ºC]
<60 <70 <100
Scale Factor [mA/g] 1.20 to 1.46 1.23 to 1.43 1.20 to 1.40
  • One-year Repeatabilty [ppm]
<1000 (w/o model data) <1200 <2500
  • Temperature Sensitivity [ppm/ºC]
<190 <200 <200
Axis Misalignment [µrad] <7000 <2000 <15000
  • One-year Repeatabilty [µrad]
 <300  
Vibration Rectification [µg/g 2 rms] <60 (50-500 Hz)
<200 (500-2000 Hz)

<50 (50-200 Hz)
<100 (200-750 Hz)
<150 (750-2000 Hz)

<100 (50-500 Hz)
Intrinsic Noise [µg-rms] <7 (0-10 Hz)
<70 (10-500 Hz)
<1500 (500-10,000 Hz)		 <7 (0-10 Hz)
<70 (10-500 Hz)
<1500 (500-10,000 Hz)		 <3000 (0-10,000 Hz)
Environment QA750 QA700 QA650
Operating Temperature Range [ºC] -55 to +95 -55 to +96 -55 to +96
Shock [g] 200 250 100
Vibration Peak Sine [g] 20 @ 30-500 Hz 25 @ 20-2000 Hz 25 @ 30-500 Hz
Resolution/Threshold [µg] <1 <1 <10
Bandwidth [Hz] >300 >300 >300
Thermal Modeling hermal Mog QA750 QA700 QA650
  -010 NO
-020 YES 		-010 NO
-020 YES 		YES
Electrical QA750 QA700 QA650
Quiescent Current per Supply [mA] <16 <16 <16
Quiescent Power [mW] @ ±15 VDC <480 <480 <480
Electrical Interface Temp Sensor

Temp Sensor

  
Voltage Self Test Voltage Self Test
Current Self Test		 Voltage Self Test
Power / Signal Ground Power / Signal Ground Power / Signal Ground
  -10 VDC Output
+10 VDC Output 		 
Input Voltage [VDC] ±13 to ±18 ±13 to±18 ±13 to±18
Physical QA750 QA700 QA650
Weight [grams] 52.5 ±4 46 Nominal, 50 Max. 51 Nominal, 65 Max.
Diameter below mounting surface [inches] Ø1.07 ±0.01 Ø1.07 ±0.01 Ø1.045 ±0.005
Height - bottom to mounting surface [inches] .600 Max .600 Max 0.617 Max.
Case Material 300 Series Stainless Steel 300 Series Stainless Steel 300 Series Stainless Steel
OUTLINE DRAWING QA750 QA700 QA650
 

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