Our most popular sensors! The versatile ROS-W (with tinned wire termination) and ROS-P (with 1/8" phone plug termination) are threaded stainless steel remote optical sensors with a visible red LED light source.
Four models to choose from!
All include cable, mounting bracket, and 12 inches of T-5 Reflective Tape.
Buying direct from manufacturer: Tax-Free • Unlimited Tech Support • Free Shipping for orders over $250 in contiguous USA!
Description
1-250,000 RPM! The most versatile and popular sensors we make, the ROS-W (Remote Optical Sensor with tinned wire termination) and ROS-P (Remote Optical Sensor with 1/8" phone plug termination) are threaded stainless steel remote optical sensors with a visible red LED light source. All these sensors have the On-Target green LED Indicator. 
Model ROS-W: Remote Optical LED Sensor with 8 ft. cable, mounting bracket, and 12 inches of T-5 Reflective Tape. (Compatible with DataChart™ DC6000 and DC1250)
Model ROS-P: Remote Optical LED Sensor with 8 ft. cable with 1/8 inch phone plug termination, mounting bracket, and 12 inches of T-5 Reflective Tape.
Model ROS-P-25: Same as ROS-P but with a 25 ft. cable.
Model ROS-W-25: Same as ROS-W but with a 25 ft. cable.
Compatibility with Monarch Products
| Tachometers | ROS-P | ROS-W |
| PLT200 | X | |
| ACT Series | X | |
| F2A1X/F2A3X |
X | |
| DataChart DC1250 | X |
| Stroboscopes | ROS-P |
| Nova-Pro 300 & 500 | X |
| Nova-Strobe (except bbx) | X |
| PLS Pocket Laser | X |
Specifications
W= tinned wire leads, P= 1/8" [3.5 mm] stereo phone plug termination).
| MODEL | ROS-P and ROS-W |
|---|---|
| Specifications* |
CE marked |
| Speed Range | 1-250,000 RPM |
| Illumination | Visible red LED |
| On-Target Indicator | Green LED on the wire end cap |
| Operating Range | up to 36 in. [0.9 m] and 45° offset from the target |
| Operating Temperature | 14 °F to 158 °F (-10 °C to 70 °C) |
| Power Required | 3.0 to 15 Vdc @ 40 mA |
| Output Signal | Negative pulse input voltage (+V) to 0 |
| Humidity | Maximum relative humidity 80% for temperature up to 88 °F (31 °C) decreasing linearly to 50% relative humidity at 104 °F (40 °C) |
| Connection |
ROS-P, ROS-P25: 3.5 mm [1/8 in.] male stereo plug ROS-W: tinned wires |
| Standard Cable |
ROS-P, ROS-W: 8 ft. [2.4 m] ROS-P25: 25 ft. [7.6 m] |
| Material |
303 stainless steel supplied with two M16 jam nuts and mounting bracket |
| Lens |
Acrylic plastic |
| Dimensions | Threaded tube: 2.90 in. x 0.62 in. diameter [M16 x 1.5 x 74 mm] |
*Specifications are subject to change without notice.
Shipping Codes for the ROS Remote Optical LED Sensor:
Harmonized Tariff Code: 9031498000
Country of Origin: US
Export Control Classification Number (ECCN): EAR99