RY-PM400 handheld optical power meter
Is a compact and an easy-to-use testing instrument for optical fiber networks, which can be used for absolute optical power measurements as well as for relative loss measurements in optical fibers. It features ingenious appearance, wide range of power measurement, high accuracy and user self-calibration function with high performance-to-price ratio.

Features
User self calibration function
Comfortable LCD display and optional backlight LCD display supports
Night operation
Power measurements in dBm or mw and insertion loss in dB
Low battery consumption, more than 240 hours continual operation time
For three 1.5V alkaline batteries
Optional 10 minutes Auto-off function

Applications
Maintenance in Telecom
Maintenance CATV
Test Lab of optical fibers
Other Fiber Optic Measurements

Specifications
Type: RY-PM300 A RY-PM300 C
Wavelength(nm): (650nm to 1650nm )
Detector: InGaAs
Measurement Range (dBm): -70~+_3 -50~+26
Uncertainty: +5%
Calibrated Wavelength(nm): 650, 850, 980, 1300, 1310, 1490, 1550 (more calibrated wavelength can be optional)
Resolution(dB) Linear 0.1% or Non-linear 0.01dBm
Optical Connector FC/ Universal 2.5mm adaptor (FC, SC, ST interchangeable connector can be optional)
Power Supply Alkaline Battery: (3 AA 1.5V batteries)
Battery Operating Time: 240 h with 1.5V Battery(3)
Operating Temperature(oC): _ 10 ~ +60
Storage Temperature(oC): _ 25 ~ +70
Relative Humidity: 152x74x26
Dimension(mm): 0 to 95% (non-condensing)
Weight: 290 g

Standard Packages
MODEL INCLUDES
All RY-OPM300 Models RY-OPM300 Optical Power Meter, 3PCS 1.5V batteries, AC Adaptor, User Manual, Cotton swabs and Soft carrying case.