The 1786-RPFS is an integral component for expanding ControlNet networks over short-distance fiber optic links, offering robust performance within a 0 to 300-meter range. Designed by Allen-Bradley, this module ensures high-speed, deterministic communication while eliminating electrical noise interference common in copper-based systems. Its optical interface provides galvanic isolation, protecting sensitive control equipment from ground loops and voltage surges. The 1786-RPFS is factory-tested to meet strict industrial standards, making it a trusted choice for critical automation applications in manufacturing, oil and gas, and power generation.
| Parameter |
Specification |
| Part Number |
1786-RPFS |
| Product Type |
ControlNet Short-Distance Fiber Module |
| Network Protocol |
ControlNet (Allen-Bradley) |
| Fiber Optic Range |
0 to 300 meters |
| Optical Connector Type |
ST (bayonet-style) or SMA (depending on variant) |
| Fiber Core Size |
62.5/125 µm (multimode) or 50/125 µm (multimode) |
| Wavelength |
850 nm (typical) |
| Data Transfer Rate |
5 Mbps (ControlNet standard) |
| Redundancy Support |
Yes, supports redundant fiber pairs for media redundancy |
| Power Supply Voltage |
24 VDC (from ControlNet tap or backplane) |
| Power Consumption |
Typically less than 5 W |
| Operating Temperature |
0°C to 60°C (32°F to 140°F) |
| Storage Temperature |
-40°C to 85°C (-40°F to 185°F) |
| Humidity Range |
5% to 95% non-condensing |
| Enclosure Rating |
IP20 (open-style, suitable for cabinet mounting) |
| Dimensions (H x W x D) |
Approximately 120 mm x 50 mm x 100 mm (4.7 in x 2.0 in x 3.9 in) |
| Weight |
Approximately 0.25 kg (0.55 lbs) |
| Certifications |
CE, UL, CSA, ATEX (for hazardous locations, if applicable) |
| Compatibility |
ControlNet PLCs (e.g., ControlLogix, CompactLogix), Remote I/O, Drives |
| Installation |
DIN rail mount or panel mount (via adapter) |
What Does Our Clients Say
Mitsubishi MR-J4
Laura Navas
Great product!
2019/12/01
Keyence sensor
EQDR SALES
Original and fast!
2020/02/22