The Fredericks Company

The Fredericks Company is a leading manufacturer of precision tilt sensors, including angle measurement devices, high-quality signal conditioning boards, tilt switches, inclinometers and more. Tilt sensors are used in a wide variety of applications from laser levels to seismic monitoring to medical devices. The Fredericks Company has a full range of products capable of measuring ranges of arc seconds to 180°.

Duel Axis CAN Bus SAE J1939 Inclinometer

The 0729-1761-99 CAN Bus SAE J1939 Inclinometer utilizes a Fredericks TrueTILT™ wide-range electrolytic tilt sensor and a Fredericks signal conditioner. Its robust high-temperature Noryl plastic housing and urethane potting provide excellent durability and environmental protection. This inclinometer has superior tolerances and unit to unit performance. Its small profile and economic design make it an ideal solution for a versatile range of applications in all sectors.

Benefits

  • Low power consumption
  • Long life
  • Minimal output drift compared to MEMS devices
  • Excellent resolution, repeatability, and accuracy
  • Superior performance in extreme environments

Features

  • Communications CAN Bus SAE J1939
  • Supply Voltage +6 to +40 V DC
  • Supply Current 18 mA @ 12 V DC
  • Axes of Measurement 2
  • Factory Settable
  • Operating Ranges ±5°, ±10°, ±15°, ±20°, ±25°
  • Consult factory: ±30°, ±35°, ±40°, ±45°
  • Accuracy at 20°C
  • Angle: 0° to ±25° ±0.1°
  • Accuracy -40°C to 65°C
  • Angle: 0° to ±5° ±0.2°
  • Angle: ±5° to ±10° ±0.3°
  • Angle: ±10° to ±15° ±0.4°
  • Angle: ±15° to ±25° ±0.5°
  • Resolution ≤0.02°
  • Operating Temperature -40°C to 85°C
  • Storage Temperature -40°C to 90°C
  • Startup Time <1 second
  • Electrical Protection: Reverse polarity, over voltage, and short circuit

Product Documentation

Fredericks Duel Axis CAN Bus SAE J1939 Inclometer Data Sheet PDF
Fredericks-Single-Axis-Linear-Output-Electrolytic-Tilt-Sensor

Fredericks’ comprehensive product lineup includes TrueTILT™ electrolytic tilt/inclination sensors and switches, signal conditioning boards, inclinometers/tilt instrumentation, and tilt switches, MEMS inclinometers covering a range of measurement solutions from arc seconds to 180°.

Tilt sensors built to deliver the high performance you need

Our entire line of patented, precise, low-cost electrolytic tilt sensors are designed and engineered to outperform MEMS-based technology for a wide range of tilt measurement applications. They are very repeatable and offer high resolution with very low drift.


TrueTILT™ Wide Range

x0717-4304-99.Fredericks
0717-4304-99
Operating Range: ±60°
Repeatability: ±0.1°
Datasheet
x0717-4313-99-0717-4315-99.Fredericks
0717-4313-99
Operating Range: ±50°
Repeatability: ±0.05°
Datasheet
x0717-4313-99-0717-4315-99.Fredericks
0717-4315-99
Operating Range: ±60°
Repeatability: ±0.05°
Datasheet
x0717-4313-99-0717-4315-99.Fredericks
0717-4318-99
Operating Range: ±60°
Repeatability: ±0.1°
Datasheet
x0717-4304-99.Fredericks
0717-4319-99
Operating Range: ±50°
Repeatability: ±0.1°
Datasheet
x0717-4321-99-0717-4322-99-0717-4323-99.Fredericks
0717-4321-99
Operating Range: ±40°
Repeatability: ±0.1°
Datasheet

TrueTILT™ Mid Range

0703-1602-99.Fredericks
0703-1602-99
Operating Range: ±25°
Repeatability: ±0.005°

TrueTILT™
Narrow Range

0703-0703-99.Fredericks
0703-0703-99
Operating Range: ±2°
Repeatability: ±0.0014°
0703-0711-99.Fredericks
0703-0711-99
Operating Range: ±3°
Repeatability: ±0.0014°

Glass
Mid Range

0737-0101-99.Fredericks
0737-0101-99
Operating Range: ±10°
Repeatability: ±0.00056°
0719-3705-99-.Fredericks
0719-3705-99
Operating Range: ±10°
Repeatability: ±0.00056°

Micro-Arc Wide Range

x0728-1025-99A.Fredericks
0728-1025-99
Operating Range: ±85°
Repeatability: ±0.05°

Glass Wide Range

0716-2201-99.Fredericks
0716-2201-99
Operating Range: ±70°
Repeatability: ±0.0033°
0716-5201-99.Fredericks
0716-5201-99
Operating Range: ±70°
Repeatability: ±0.0033°
0717-2201-99.Fredericks
0717-2201-99
Operating Range: ±70°
Repeatability: ±0.0033°
0717-5201-99.Fredericks
0717-5201-99
Operating Range: ±70°
Repeatability: ±0.0033°

Glass Narrow Range

x0711-0763-99.Fredericks
0711-0763-99
Operating Range: ±1°
Repeatability: ±0.00083°
x0711-0768-99.Fredericks
0711-0768-99
Operating Range: ±3°
Repeatability: ±0.00083°
x0737-0604-99.Fredericks
0737-0604-99
Operating Range: ±0.5°
Repeatability: ±0.00014°
x0737-1203-99.Fredericks
0737-1203-99
Operating Range: ±0.5°
Repeatability: ±0.00014°

x0719-1137-.Fredericks
0719-1137-99
Operating Range: ±1°
Repeatability: ±0.00083°
0719-1143-99.Fredericks
0719-1143-99
Operating Range: ±3°
Repeatability: ±0.00083°
0719-3701-99.Fredericks
0719-3701-99
Operating Range: ±0.5°
Repeatability: ±0.00014°
0719-3703-99.Fredericks
0719-3703-99
Operating Range: ±1°
Repeatability: ±0.00014°
Fredericks-Micro-Arc-Wide-Angle-Electrolytic-Tilt-Sensor

The 0728-1025-99 ”Micro-arc” uses ceramic construction technology. This wide-angle sensor is manufactured to precise tolerances for extreme sensor-to-sensor sensitivity and repeatability. The 0728-1025-99-sensor features linear output to ±75°, good vibration resistance, and superior cross axis properties. Glass sealing technologies allow for operation in a wider temperature range.


Product Documentation

Fredericks Micro Arc Data Sheet PDF
Fredericks-Duel-Axis-Tilt-Switch
  • Independent X and Y trip angles
  • Trip angles 1 to 35 degrees
  • Accuracy to 0.2 degrees
  • Automatic zeroing after installation
  • Relay output, LED status indicators
  • Operates from 7 to 30 volt dc supply
  • All features can be setup via RS232 link

Product Documentation

Fredericks Programmable Tilt Switches Data Sheet PDF
Fredericks-Dual-Axis-Analog-Inclinometer

Fredericks manufactures a variety of electronics products featuring our industry-leading tilt sensors. These high-accuracy, microprocessor-based electronics range from printed circuit assemblies and fully integrated packages to remote-mounted sensors and assemblies.

Our dual axis electronics are highly configurable and provide you with an output signal proportional to tilt. These electronics can be used with any of our TrueTILT™, glass, or ceramic tilt sensors.

Tilt sensor electronics custom built for your needs

If your application requires special features, we can design and manufacture electronics tailored tailored to your specific specs. The electronics can be packaged in a variety of ways to provide you with easy mounting, multiple output options and environmental protection.

Product Documentation

Fredericks Inclinometers Data Sheet PDF

Signal Conditioning Boards

x0717-4304-99.Fredericks
1-6200-005
Interface: SPI
Datasheet
x0717-4304-99.Fredericks
1-6200-006
Interface: RS-232
Datasheet
x0717-4304-99.Fredericks
1-6200-007
Interface: Analog and PWM
Datasheet
x0717-4304-99.Fredericks
1-6200-008
Interface: RS-485
Datasheet
Fredericks-Mini-Signal-Conditioner-Boards

These production ready mini signal conditioner series from The Fredericks Company are microprocessor-based printed circuit boards capable of driving one or two electrolytic tilt sensors.


Product Documentation

Fredericks Mini Signal Boards Data Sheet PDF
Fredericks-Dual-Axis-TrueTilt-sensors
Family Use Angle Range (Degrees) Max. Resolution
TrueTILT Narrow Angle Precision Levelling ±2° 1
Glass Narrow Angle Precision Levelling ±3° to ±5° 0.05
TrueTILT Mid-Range Angle Measurement 25° 1
Glass Mid-Range Angle Measurement ±9° to ±12° 1
TrueTILT Dual Axis Wide Range Angle Measurement ±25° to ±60° 12
Glass Wide-Range Angle Measurement ±25° to ±70° 1
Micro-Arc Angle Measurement 180° 12