Description
ISTEC Intrinsically Safe Accelerometer - ISTACCSI10
The ISTEC ISTACCSI10 is a hazardous area certified intrinsically safe accelerometer designed for precision vibration monitoring in explosive atmospheres. API 670 compliant and manufactured in an ISO 9001 facility, this side-exit sensor delivers reliable performance in the most demanding industrial environments.
Technical Specifications
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Sensitivity: 100 mV/g (±5% at 25°C)
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Acceleration Range: 80 g peak
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Amplitude Nonlinearity: 1%
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Frequency Response: 1.0 - 5,000 Hz (±10%) | 0.5 - 10,000 Hz (±3 dB)
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Resonance Frequency: 22 kHz
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Temperature Range: -55°C to +120°C
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Transverse Sensitivity: Max 5% of axial
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Weight: 145 grams
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Case Material: 316L stainless steel
Electrical Characteristics
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Power Requirement: 18-28 VDC voltage source or 2-10 mA current regulating diode
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Output Impedance: Max 100 Ω
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Bias Output Voltage: 12 VDC
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Grounding: Case isolated, internally shielded
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Electrical Noise (broadband 2.5 Hz to 25 kHz): 700 µg equivalent
Connector & Mounting
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Configuration: Side exit design
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Output Connector: 2-pin MIL-C-5015 style (MS connector)
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Mating Connector: R6 type
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Mounting: 1/4-28 captive hex head screw with 0.046" diameter safety wire hole
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Recommended Cabling: J10 / J9T2A
Hazardous Area Certifications
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Class I, Div 1: Groups A, B, C, D
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Class II, Div 1: Groups E, F, G
- Class III
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Class I Zone 0: AEx/Ex ia IIC T4 (Ta = -50°C to +120°C)
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ATEX: II 1 G Ex ia IIC T4 Ga (Ta = -50°C to +120°C)
Performance Features
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Vibration Limit: 500 g peak
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Shock Limit: Min 5,000 g peak
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Sealing: Hermetic
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Sensing Element: PZT ceramic / shear design
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Base Strain Sensitivity: Max 0.002 g/μstrain
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EMI Sensitivity: Max 70 µg/gauss equivalent
Applications
Ideal for vibration monitoring and predictive maintenance in hazardous locations including:
- Oil and gas refineries
- Chemical processing plants
- Pharmaceutical manufacturing
- Paint and solvent production facilities
- Grain handling operations
- Mining operations
- Any Zone 0, Zone 1, Zone 2, or Division 1 classified areas
What's Included
- ISTACCSI10 Accelerometer
- 1/4-28 captive hex head mounting screw
- Level 2 calibration data certificate
Note: This sensor is a relabeled model 787A-IS from Wilcoxon Sensing Technologies. Must be installed per document 12879. API 670 compliant. Manufactured in ISO 9001 certified facility. Specifications subject to change without notice due to continuous process improvement.
