Additional Information
| Dimensions | 3.10 × 1.55 × 1.52 in |
|---|---|
| Features | • Extremely Rugged |
| Applications | • Bridge Sag & Sway |
The 750-050 geotechnical tiltmeter series is a low-cost, high precision tilt sensor designed with higher accuracy than most comparable MEMS devices. It is meant for geotechnical applications such as bridge sag and sway deflection measurement, platform leveling, and structural analysis. All 750-050 tiltmeters are RoHS compliant.
Performance Specifications
A750-50: 0-5V
Performance Specifications
Static/Dynamic
| Input Range (°) | ±3 | ±14.5 | ±30 | ±45 | ±60 | ±90 |
| Full Range Output (VDC, FRO ±5%)1 | 0-5 | 0-5 | 0-5 | 0-5 | 0-5 | 0-5 |
| Non-linearity (%FRO maximum)2 | 0.05 | 0.02 | 0.02 | 0.02 | 0.04 | 0.05 |
| Scale Factor (Volts/g, nominal) | 47.8 | 10.0 | 5.0 | 3.5 | 2.9 | 2.5 |
| Scale Factor Temperature Sensitivity (PPM/°C maximum) | 100 | 100 | 100 | 100 | 100 | 100 |
| Bandwidth (-3dB, Hz, nominal) | 5.0 | 5.0 | 5.0 | 5.0 | 5.0 | 5.0 |
| Output Axis Misalignment (° maximum) | 0.25 | 0.50 | 0.50 | 0.50 | 0.50 | 0.50 |
| Pendulous Axis Misalignment (° maximum) | 0.25 | 0.50 | 0.50 | 0.50 | 0.50 | 0.50 |
| 0° Output (Volts Range) | +2.45 to +2.55 | +2.45 to +2.55 | +2.45 to +2.55 | +2.45 to +2.55 | +2.45 to +2.55 | +2.45 to +2.55 |
| 0° Output Temperature Sensitivity (Volts/°C maximum) | 0.0036 | 0.0010 | 0.0007 | 0.0005 | 0.0005 | 0.0005 |
| Resolution & Threshold (µ maximum) | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 |
Electrical
| Number of Axes | 1 |
| Input Voltage Range (VDC) | +15 to +30 |
| nput Current (mA, maximum) | 40 |
| Output Impedance (Ω, nominal) | 10 |
| Noise (Vrms, maximum) | 0.002 |
Environmental & Enclosure
| Operating Temperature Range | -55°C to +85°C |
| Storage Temperature Range | -60°C to +90°C |
| Shock | 500g, 1 msec, ½ sine |
| Seal | IP65 |
Custom Capabilities:
- ±15V bipolar input option available
- Pigtail and connector alternative options available
- Custom ranges and bandwidths available
Notes:
1: Full Range is defined "from negative full input angle to positive full input angle."
2: Nonlinearity is specified as deviation of output referenced to theoretical sine function value, independent of misalignment.
3: Full Resolution is achieved with noise reduction techniques.
C750-050: 4-20mA
Performance Specifications
Static/Dynamic
| Input Range (°) | ±3 | ±14.5 | ±30 | ±45 | ±60 | ±90 |
| Full Range Output (mA ±1%)1 | 4-20 | 4-20 | 4-20 | 4-20 | 4-20 | 4-20 |
| Non-linearity (%FRO maximum)2 | 0.05 | 0.02 | 0.02 | 0.02 | 0.04 | 0.05 |
| Scale Factor (mA/g, nominal) | 152.9 | 32 | 16 | 11.3 | 9.2 | 8 |
| Scale Factor Temperature Sensitivity (PPM/°C maximum) | 100 | 100 | 100 | 100 | 100 | 100 |
| Bandwidth (-3dB, Hz, nominal) | 5.0 | 5.0 | 5.0 | 5.0 | 5.0 | 5.0 |
| Output Axis Misalignment (° maximum) | 0.25 | 0.50 | 0.50 | 0.50 | 0.50 | 0.50 |
| Pendulous Axis Misalignment (° maximum) | 0.25 | 0.50 | 0.50 | 0.50 | 0.50 | 0.50 |
| 0° Output (Volts Range) | +11.7 to +12.3 | +11.7 to +12.3 | +11.7 to +12.3 | +11.7 to +12.3 | +11.7 to +12.3 | +11.7 to +12.3 |
| 0° Output Temperature Sensitivity (mA/°C maximum) | 0.01 | 0.003 | 0.002 | 0.0015 | 0.0015 | 0.0015 |
| Resolution & Threshold (µ maximum) | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 |
Electrical
| Number of Axes | 1 |
| Input Voltage Range (VDC) | +12 to +28 |
| Input Current (mA, maximum) | 55 |
| Noise (Vrms, maximum) | 0.006 |
Environmental & Enclosure
| Operating Temperature Range | -55°C to +85°C |
| Storage Temperature Range | -60°C to +90°C |
| Shock | 500g, 1 msec, ½ sine |
| Seal | IP65 |
Custom Capabilities:
- Pigtail and connector alternative options available
- Custom ranges and bandwidths available
Notes:
1: Full Range is defined "from negative full input angle to positive full input angle."
2: Nonlinearity is specified as deviation of output referenced to theoretical sine function value, independent of misalignment.
3: Full Resolution is achieved with noise reduction techniques.
