ROS-W Remote Optical LED Sensor

Monarch Instrument

Available on backorder

LED, 250000 rpm, 91cm 

  • Shipment: in 1-2 business days (for stocks)
  • Free Shipment over 500$
  • Easy payment online or bank wire transfer (with proforma invoice)

$290.40 $336.00

Available on backorder


ROS-W Remote Optical LED Sensor

Monarch Instrument ROS-W remote optical LED sensor has been designed for wide range of applications especially in rotating industrial machine parts. Monarch remote optical LED sensors are fully compatible with Monarch stroboscopes for detecting misalignment or other technical issues on shafts and any other rotating parts.

  • ROS-W has a visible red LED light source and green LED On-Target indicator.
  • Measurement range up to 250,000 RPM
  • The housing body has stainless steel non-magnetic structure and not hardenable by heat treatment.
  • For easy installation, mounting instructions are included.

The red LED light source acts as the aiming device during setup and can accurately measure speeds. The sensor is housed in a threaded 303 stainless steel tube and supplied with a 90 degree.


Speed Range1-250,000 RPM
IlluminationVisible red LED
On-Target IndicatorGreen LED on the wire end cap
Operating Rangeup to 36 in. [0.9 m] and 45° offset from the target
Operating Temperature14° to 158 °F (-10° to 70 °C)
Power Required3.0 to 15 V dc & 40 mA
Output SignalNegative pulse input voltage (+V) to 0
Standard Cable8 ft. [2.4 m]
Material303 stainless steel supplied with two M16 jam nuts and mounting bracket
DimensionsThreaded tube: 2.90 in. x 0.62 in. diameter [M16 x 1.5 x 74 mm]

Monarch Instrument ROS-W Remote Optical Speed Sensor


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