MODEL277A-S - RS232 to singlemode fiber converter, ST/SC

6 year warranty
5-10 days
MODEL277A-S - RS232 to singlemode fiber converter, ST/SC
- Stock: 5-10 days
- Brand: 3onedata
- Model: MODEL277A-S
455.90 zł
2 pieces or more 442.22 zł
10 pieces or more 428.55 zł
26 pieces or more 414.87 zł
51 pieces or more 401.19 zł
Available Options
A proven choice for industrial installations.
Ask for compatibility and model selection.
Register and get cheaper offers today.
By the same series
Brand: 3onedata
Model: MODEL277A-M
RS-232 to optic fiber converter, multi-mode 2km, 5VDC, SC/ST optional. The Model277A allows the transparent transmission of the serial RS-232 port via..
418.30 zł
Brand: 3onedata
Model: MODEL277A-S
RS-232 to optic fiber converter, single-mode 20 km, 5VDC, SC/ST optional. The Model277A-S allows the transparent transmission of the serial RS-232 por..
455.90 zł
Brand: 3onedata
Model: MODEL277B-M
RS-485/422 to optic fiber converter, multi-mode 2Km, 5VDC, SC/ST optional. The Model277B allows the transparent transmission of the serial RS-485/422 ..
451.20 zł
Brand: 3onedata
Model: MODEL277B-S
RS-485/422 to optic fiber converter, single-mode 20 km, 5VDC, SC/ST optional. The Model277B allows the transparent transmission of the serial RS-485/4..
488.80 zł
Full design package: User manual, CE declaration, CAD, PDF, certificates and test reports
If you're preparing technical documentation or an installation design, you can receive a complete set of design materials for this model. This is a quick way to gather the required documents for audits, acceptance, or project documentation.
- Device User Manual
- CE Declaration of Conformity (EU Declaration of Conformity)
- Mechanical Drawings – CAD (STEP/DWG) or high-quality PDF
- Additional Certificates (if available for the model)
- Test Reports (if available for the model)
RS-232 to optic fiber converter, single-mode 20 km, 5VDC, SC/ST optional.
The Model277A-S allows the transparent transmission of the serial RS-232 port via a singlemode fiber optic cable, is perfect for connecting RTU devices to a host or SCADA controller. With the opto-isolation and robust housing, the Model277A-S is ideal for use in projects with special electromagnetic and immunity requirements. The kit includes an external 5VDC power supply and converter instruction manual.

Features:
- Extend RS-232 transmission up to 120Km with single-mode
- Transmit asynchronously, point to point, speed reach 120Kbps
- Plug-and-Play (hot-pluggable, data format auto-sensing & self-adjusting)
- 600W surge protection, 15KV ESD protection
- Power External 5VDC
Specification:
RS-232
- Standards: EIA RS-232C standard
- RS-232 signal: OUT(TX), IN(RX), GND
- Baud rate: 0~115.2Kbps, auto test serial signal rate detect signal speed automatically, zero delay time
- Transfer distance: no less than 5m
- Port protect:
- 600W surge protection
- 15KV ESD protection
Fiber Optic
- Connectors: SC, FC or ST, optional
- Fiber optic cables:
- Single Mode: 8.3/125, 8.7/125, 9/125 or 10/125 um
- Muti-Mode: 50/125, 62.5/125 or 100/125 um
- Transmission:
- 20, 40, 60, 80, 100, 120km (SM)
- 2 km (MM) optiona
- Wavelength: 850nm, 1310nm, 1550nm
Power
- Power input: External 5VDC
- Consumption: 120mA
Environment
- Operating temperature: -10°C to 60°C
- Storage temperature: -40°C to 85°C
- Humidity: 5% to 95% (no condensation)
Appearance
- Dimensions: 94.0 mm x 71.0 mm x 26.0 mm (power external)
- Material: Iron (shell)
- Color: White
- Weight: 230g (power external), 260g (power internal)
Manufacturer's warranty: 5 years
Approvals: FCC, CE, RoHS approvals

| General technical parameters | |
| Serial port | 1x RS-232 |
| Fiber mode | Single-mode |
| Fiber | 1x 10/100Base-FX |
| Industrial grade | |
| Optoisolation | 600W, 15KV ESD |
| Casing | Metal |
| Operating temperature | -10°C to 60°C |
| Input voltage | 5VDC |
| Certificates & standards | FCC, CE, RoHS |
| Manufacturer's warranty | 5 years |
1


