Description
Actisense NMEA 0183 Isolator | Boat Supply Store
Safeguard sensitive PC hardware when interfacing with NMEA 0183 systems using the Actisense OPTO-4 cable, which provides comprehensive galvanic OPTO-isolation and spike suppression. This robust, water-resistant solution offers 2kV opto-isolation and supports baud rates up to 115200, ensuring reliable data transfer. Its simple port-powered installation via the RS232 interface makes it an ideal component for offshore fishing vessels requiring stable data communication from instruments.
Key Features
- Total galvanic OPTO-isolation for PC protection
- Maximum signal integrity with 2kV isolation rating
- High-speed data transfer up to 115200 baud
- Simplified installation via RS232 port power
- Durable, water-resistant cable for harsh marine environments
- Ruggedized over-molded case for extreme conditions
- Effective protection against ground loops and voltage spikes
- Plug-and-play operation with any NMEA 0183 device
Specifications
| Product Specifications | |
|---|---|
| Brand | Actisense |
| Model | OPTO-4 |
| Input | 1 x RS422 OPTO-isolated |
| Output | 1 x RS422 (NMEA 0183) |
| Max Baud Rate | 115200 |
| Power Source | Port powered from RS232 interface |
| Isolation Voltage | 2kV Opto-Isolation |
| Cable Length | 1.5m |
| Outer Diameter | 5.5mm |
| Jacket Material | PVC |
| Shielding | Internal copper foil shield |
| Operating Temperature | -20°C to +70°C |
| Electrical Specifications | Meets IEC 61162-2 |
| Connector | DB9 female |
Who This Is For
Marine electronics installers and boat owners requiring a secure connection between NMEA 0183 devices and a PC's RS232 port will benefit from the OPTO-4's isolation capabilities. System integrators seeking to protect valuable computer hardware from electrical interference and voltage spikes in a marine environment will find this cable indispensable.
How It Compares
| Feature | Actisense NMEA 0183 Isolator | RS232 compatible |
|---|---|---|
| Primary Function | RS232 to NMEA 0183 Isolation | NMEA 0183 to USB Conversion/Isolation, NMEA 0183 Multiplexing and Output |
| PC Interface | RS232 DB9 Female | USB, Serial Output |
| Power Source | RS232 Port Powered | USB Powered, External Power Required |
| Galvanic Isolation | 2kV Opto-Isolation | Optical Isolation, Not primary feature for PC interface |
| Max Baud Rate | 115200 | 115200, Configurable |
| Cable Length | 1.5m | Typically 1m USB cable included, Varies |
| Ruggedness/Water Resistance | Ruggedized over-molded case, water resistant cable | Plastic enclosure, not specifically ruggedized or water-resistant, Metal enclosure, typically for panel mounting, not water-resistant |
Common Concerns Answered
What happens if the Actisense OPTO-4 cable has an issue?
In the event of a product issue, direct contact with Actisense manufacturer is required, as returns to the original point of purchase are not permitted.
My laptop doesn't have an RS232 port, what are my options?
For modern laptops lacking RS232 ports, consider USB-based NMEA interfaces; however, this OPTO-4 specifically leverages the RS232 connection for its unique isolation capabilities.
Is the Actisense OPTO-4 a plug-and-play device?
Yes, the OPTO-4 is designed for plug-and-play installation, powered directly by the RS232 port, simplifying the connection process significantly.
Frequently Asked Questions
What is the primary purpose of the Actisense OPTO-4 cable?
The Actisense OPTO-4 cable's primary purpose is to provide electrical isolation between NMEA 0183 (RS422) devices and a PC's RS232 port, preventing damage from ground loops and voltage spikes.
How does the OPTO-4 protect my PC from NMEA 0183 systems?
The OPTO-4 employs 2kV of opto-isolation to electrically separate the NMEA 0183 signal from the PC's RS232 interface, acting as a buffer against potentially damaging electrical surges.
What is the maximum data rate supported by the OPTO-4?
The Actisense OPTO-4 supports NMEA 0183 data rates of up to 115200 baud, ensuring compatibility with most marine electronic devices.
Can the OPTO-4 be used for both receiving and transmitting NMEA 0183 data?
Yes, the OPTO-4 features one RS422 OPTO-isolated input and one RS422 output, allowing it to handle both receiving and transmitting NMEA 0183 data between your PC and marine instruments.
How is the Actisense OPTO-4 powered?
The OPTO-4 is conveniently powered directly from the RS232 interface port, eliminating the need for an external power supply.
