Meggitt CA202 Piezoelectric Accelerometer

SPECIFICATIONS General Input power requirements Signal transmission Signal processing
: None : 2-pin system, insulated from case, charge output : Charge converter (IPC70x signal conditioner)
Operating (At 23 °C ± 5 °C, 73 °F ± 9 °F) Sensitivity (at 120 Hz with 5 g,
see Calibration on page 4) Dynamic measurement range Overload capacity (spikes)
Linearity Transverse sensitivity Resonant frequency Frequency response
• 0.5 to 3 500 Hz
• 3 500 to 6 000 Hz Internal insulation resistance Capacitance
• Sensor head
• MI cable (integral cable version only)
: 10 pC/g ± 5 % :
:
:
:
:
0.001 to 500 g peak Up to 1000 g peak ± 1 % over dynamic measurement range
<5% > 14 kHz nominal
: ±5% (lower cutoff frequency is determined by the signal conditioner) : < 10 %
: 108 Ω minimum at 23 °C (73 °F).
105 Ω minimum at 500 °C (932 °F).
: 20 pF nominal between pin (+ or −) and case (ground).
450 pF nominal between pins (+ and −).
: 350 pF/m nominal between pin (+ or −) and case (ground).
220 pF/m nominal between pins (+ and −).
Environmental Temperature range
• Continuous operation
: −54 to 500 °C (−65 to 932 °F).
Note: Cryogenic version has a minimum operating temperature of −253 °C (20 K).
• Short-term survival : −70 to 520 °C (−94 to 968 °F).
Note: Cryogenic version has a minimum survival temperature of −253 °C (20 K).
Maximum temperature error (with respect to 23 °C, 73 °F)
• −253 °C (20 K) : −5%
• 500 °C : + 10 % Corrosion, humidity : Special high-temperature nickel alloy, stainless steel,
hermetically welded Shock acceleration : < 2 000 g peak (half sine, 1 ms duration) along sensitive axis
Base strain sensitivity : ≤ 5 × 10−3 g/με
CA134 piezoelectric accelerometer data sheet Document reference DS 262-002
Version 7 – 16.05.2025 Page 2 of 9