·Some details are not shown. Please refer to specification sheets for all information.

NRA

Position Sensors

BRUSHLESS ANGLE SENSOR
(90° use)

Functions & Features
• Providing a DC voltage output proportional to rotating angle
• No mechanical contact

MODEL: NRA–1–T

ORDERING INFORMATION
• Code number: NRA-1-T

ACTION
1: Direct (the output increases when the input stem,
 as it is faced, is turned clockwise.)

POWER INPUT
DC Power
T: 5 V DC

RELATED PRODUCTS
•Angle sensor transmitter (model: PNS)

GENERAL SPECIFICATIONS
Material
  Housing: ABS
  Shaft: SUS303
Leadwire: UL1007 AWG24, 200 mm (7.87") long

INPUT SPECIFICATIONS
Input: Mechanical rotating angle
Effective rotating angle: Approx. -55° – +55° (110°)
Linearity-assured range: -45° – +45° (90°)
Mechanical rotating angle: Approx. -55° – +55° (110°)
Torque: 0.00147 N·m (0.00108 ft·lbs)
Stopper strength: 0.098 N·m (0.0723 ft·lbs)

OUTPUT SPECIFICATIONS
Output: 40 – 60 % of excitation supply (within linearity-assured range)
Output resistance: Approx. 12 kΩ
Output waveform: Sinusoidal, full-wave rectified
Output characteristics: Proportional to the input angle within the linearity-assured range

INSTALLATION
Power input
•DC: 5 V DC ±10 %
  Current consumption: Approx. 2 mA
Operating temperature: -20 to +60°C (-4 to +140°F)
Operating humidity: 30 to 90 %RH (non-condensing)
Environemnt: Protect from strong magnetic field.
Vibration: ≤ 2 G (19.6 m/s2)
Mounting position: All directions
Thickness of mounting panel: 2.5 – 5 mm
(0.10" – 0.20")
Weight: 50 g (1.76 oz)

PERFORMANCE
"Span" means the output span of linearity-assured range.
Linearity: ±0.5 % (of span)
Accuracy of the span: ±7 % of excitation supply
Output accuracy with 0°input: ±1% of exc. supply
Temp. coefficient: ±0.009 % / °C (±0.005 % / °F) or ±90 ppm / °C (±50 ppm / °F) of span
Resolution: Infinite
Dielectric strength: 1000 V AC @ 1 minute (circuit to housing)

EXTERNAL DIMENSIONS unit: mm (inch)

MOUNTING REQUIREMENTS unit: mm (inch)

SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM

M-System Co., Ltd.