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UR1AG3-200N-1KD-2TA-N

The Yokogawa UR1AG3-200N-1KD-2TA-N is a high-accuracy, single-point laser displacement sensor from the advanced UR Series. It is engineered for demanding non-contact measurement applications that require superior precision and stability against environmental changes, such as temperature fluctuations.

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(Technical Parameters)
Model UR1AG3-200N-1KD-2TA-N
Measurement Principle Triangular Reflection Method (Laser Diode)
Laser Type Red semiconductor laser (Visible beam, Class 2M)
Laser Wavelength 650 nm (Red)
Measurement Range 200 ±60 mm (Total range of 120mm, from 140mm to 260mm from the sensor head)
Standing Distance 200 mm (Recommended working distance to target)
Spot Diameter Approximately 0.7 × 1.2 mm (at a 200mm standing distance)
Linear Output Range ±60 mm (around the 200mm standing distance)
Repeatability 5 µm (A key indicator of its high precision)
Linearity ±0.05% of F.S. (Full Scale = 120mm range)
Light-Receiving Element CMOS image sensor (Provides higher accuracy and stability compared to PSD)
Sampling Rate 2.5 kHz
Outputs Analog Output: 4-20 mA
Digital Communication: RS-485 (Modbus RTU protocol)
Power Supply 12 to 24 VDC (±10%), ripple P-P: 10% max.
Current Consumption 80 mA max. (excluding analog output current)
Connection Method 2TA Option: Pre-wired cable (2m for head-to-amplifier, 2m for amplifier power/communication)
Amplifier Unit -1KD: Separate, compact amplifier designed for DIN rail mounting
Housing Material PPS (Sensor Head), Aluminum Die-cast (Amplifier Unit)
Ingress Protection (IP Rating) IP67 (Sensor Head) / IP66 (Amplifier Unit)
Ambient Operating Temperature -10 to +55 °C (Sensor Head & Amplifier, with no freezing or condensation)
Ambient Operating Humidity 35 to 85% RH
Vibration Resistance 10 to 55 Hz, Double amplitude 1.5 mm, X, Y, Z directions for 2 hours each
Shock Resistance 500 m/s² (approx. 50G), X, Y, Z directions 3 times each
Weight Sensor Head: Approx. 180 g / Amplifier: Approx. 200 g