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Jewell SMI Single-Axis Analog Inclinometer

Updated:2025-12-17

Brand: Jewell
Model: SMI
Description: The Jewell SMI Single-Axis Analog Inclinometer series are rugged, high-precision force-balanced inclinometers. These RoHS-compliant inclinometers are available in three different versions (D, L, & S s
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Product Details

Jewell SMI Single-Axis Analog Inclinometer Description：

Datasheet SMIP Single-Ended Outline Drawing SMIP Dual-Ended Base Outline Drawing

The Jewell SMI Single-Axis Analog Inclinometer series are rugged, high-precision force-balanced inclinometers. These RoHS-compliant inclinometers are available in three different versions (D, L, & S series), with either a circular connector or a pin connection, and varying input and output specifications in order to meet your specific needs.

Specifications

Input Range (°)	±3.0	±14.5	±30.0	±45.0	±60.0	±90.0
Full Range Output (VDC, FRO ±5%)¹	±5	±5	±5	±5	±5	±5
Non-linearity (%FRO max)²	0.05	0.02	0.02	0.02	0.04	0.05
Scale Factor (Volts/g, nominal)	95.5	20.0	10.0	7.1	5.8	5.0
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)	±0.05	±0.05	±0.05	±0.05	±0.05	±0.05
0° Output Temperature Sensitivity (Volts/°C maximum)	0.0070	0.0017	0.0010	0.0008	0.0007	0.0007
Resolution & Threshold (μ)³	3.5	3.5	3.5	3.5	3.5	3.5

Number of Axes	1
Input Voltage Range (VDC)	±12 to ±18
Noise (Vrms, maximum)	0.002
Input Current (mA, maximum)	40
Output Impedance (Ohms, nominal)	40

Operating Temperature Range	-55°C to +85°C
Storage Temperature Range	-60°C to +90°C
Shock	500g, 1 msec, ? sine
Seal	IP65

Input Range (°)	±3.0	±14.5	±30.0	±45.0	±60.0	±90.0
Full Range Output (mA ±1%)¹	4-20	4-20	4-20	4-20	4-20	4-20
Non-linearity (%FRO max)²	0.05	0.02	0.02	0.02	0.04	0.05
Scale Factor (mA/g, nominal)	152.9	32.0	16.0	11.3	9.2	8.0
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 (mA)	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 (Volts/°C maximum)	0.01	0.003	0.002	0.0015	0.0015	0.0015
Resolution & Threshold (μ)³	3.5	3.5	3.5	3.5	3.5	3.5

Number of Axes	1
Input Voltage Range (VDC)	±15 to ±30
Noise (Vrms, maximum)	0.002
Input Current (mA, maximum)	40
Output Impedance (Ohms, nominal)	10

Operating Temperature Range	-55°C to +85°C
Storage Temperature Range	-60°C to +90°C
Shock	500g, 1 msec, ? sine
Seal	IP65

Input Range (°)	±3.0	±14.5	±30.0	±45.0	±60.0	±90.0
Full Range Output (VDC ±0.5%)¹	0-5	0-5	0-5	0-5	0-5	0-5
Non-linearity (%FRO max)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 (mA)	+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)³	3.5	3.5	3.5	3.5	3.5	3.5

Number of Axes	1
Input Voltage Range (VDC)	±15 to ±30
Noise (Vrms, maximum)	0.002
Input Current (mA, maximum)	40
Output Impedance (Ohms, nominal)	10

Operating Temperature Range	-55°C to +85°C
Storage Temperature Range	-60°C to +90°C
Shock	500g, 1 msec, ? sine
Seal	IP65

Dimensions	3.10 × 1.55 × 1.52 in
Features	? Extremely Rugged ? Lower Cost than Traditional Force-Balance Inclinometers ? High Resolution ? Greater Precision than MEMS Technologies ? ±5VDC, 0-5 VDC, and 4-20mA Outputs Available ? Single-Ended and Dual Power Inputs Available ? RoHs Compliant
Applications	? Aerospace ? Military ? Robotics ? Academic Research ? Geotechnical Monitoring ? Track Monitoring and Testing ? Vehicle Wheel Alignment