Products

high temperature,intrinsically safe, charge mode accelerometer with uht-12™ shear sensing crystal, 10 pc/g sensitivity, +1200 degree f, 10 ft integral hard-line cable

Charge Output Accelerometer

Model EX611A20

High temperature,intrinsically safe, charge mode accelerometer with UHT-12™ shear sensing crystal, 10 pC/g sensitivity, +1200 degree F, 10 ft integral hard-line cable

When using Model EX682A40 or 421A30 differential charge amplifier, also use 045M21B cable.

Sensitivity: (±5%)10 pC/g (1.02 pC/(m/s²))
Measurement Range: ±200 g pk (±1962 m/s² pk)
Frequency Range: (±5%)2800 Hz
Weight: 6.3 oz (180 gm)

Specification Notes

[1] Zero-based, least-squares, straight line method.
[2] Typical.
[3] Transverse sensitivity is typically ≤ 3%.
[4] Low frequency response is determined by external signal conditioning electronics.
[2] Typical.
[5] Continuous
[6] Extreme
[2] Typical.
[7] See PCB Declaration of Conformance PS122 for details.

	English:	SI:
Performance
Sensitivity (±5 %)	10 pC/g	1.02 pC/(m/s²)
Measurement Range	±200 g pk	±1962 m/s² pk
Frequency Range (±5 %)	2800 Hz	2800 Hz	[4]
Frequency Range (+10 %)	3700 Hz	3700 Hz	[4]
Resonant Frequency	>17 kHz	>17 kHz	[2]
Non-Linearity	≤1 %	≤1 %	[1]
Transverse Sensitivity	≤5 %	≤5 %	[3]
Environmental
Overload Limit (Shock)	±5000 g pk	±49050 m/s² pk
Temperature Range	-65 to +1200 °F	-54 to +650 °C	[5]
Temperature Range	-165 to +1300 °F	-109 to +704 °C	[6]
Temperature Response	See Graph	See Graph	[2]
Base Strain Sensitivity	0.005 g/µε	0.05 (m/s²)/µε	[2]
Radiation Exposure Limit (Integrated Neutron Flux)	1 E10 N/cm²	1 E10 N/cm²
Radiation Exposure Limit (Integrated Gamma Flux)	1 E8 rad	1 E8 rad
Hazardous Area Approval	Ex ia IIC T6 . . . T 710°C Ga	Ex ia IIC T6 . . . T 710°C Ga
Hazardous Area Approval	IECEx Ex ia IIC T6 . . . T 710°C Ga	IECEx Ex ia IIC T6 . . . T 710°C Ga
Electrical
Capacitance (Pin to Pin)	320 pF	320 pF	[2]
Capacitance (Pin to Case)	360 pF	360 pF	[2]
Insulation Resistance (Pin to Case 70° F)	>1000000000 Ohm	>1000000000 Ohm	[2]
Insulation Resistance (Pin to Pin 70° F)	>1000000000 Ohm	>1000000000 Ohm
Insulation Resistance (Pin to Pin 900° F)	>100 kohm	>100 kohm
Insulation Resistance (Pin to Pin 1200° F)	>20 kohm	>20 kohm
Output Polarity	Differential	Differential
Physical
Sensing Element	UHT-12™	UHT-12™
Sensing Geometry	Shear	Shear
Housing Material	Inconel	Inconel
Sealing	Hermetic	Hermetic
Size - Height	.787 in	20 mm
Size - Length	1.465 in	37 mm
Size - Width	1.456 in	37 mm
Weight (without cable)	6.3 oz	180 gm	[2]
Electrical Connector	LEMO PCA.0S.302.CLLC42	LEMO PCA.0S.302.CLLC42
Electrical Connection Position	Side	Side
Cable Length	10 ft	3 m
Cable Type	MI Hardline Cable	MI Hardline Cable
Mounting	Through Hole	Through Hole