Overview
The WVS RS-232 to RS422/RS485 Converter is a high-performance, industrial-grade solution for serial communication in environments requiring robust isolation, electrostatic protection, and lightningproof capabilities. Powered by SP3232EEN and SP485EEN chips, it ensures reliable, stable, and fast data transmission. Ideal for industrial automation, control systems, and long-distance RS485/422 communication, it features built-in galvanic isolation, wide voltage input, and multiple protective mechanisms.
Dual Chipset Design:
Utilizes SP3232EEN and SP485EEN for superior performance and compatibility
Wide Baud Rate Support:
Reliable communication at speeds from 300 to 921600bps
Recommended 300-115200bps for long-distance use
Isolated Power Supply:
Built-in power isolation circuit
No external power needed for the isolated RS485/422 terminal
Digital Isolation:
Prevents signal interference
Offers high reliability and low power consumption
Advanced Protection:
15kV ESD protection
600W lightning/surge suppression
Self-recovery fuse and TVS diode for surge and overcurrent protection
Direction Control:
Automatic hardware control for RS485/422 transmission
Long-Distance Transmission:
RS232: up to 15 meters
RS485/422: up to 1.2 km, supports up to 32 nodes (use repeaters for 16+)
Configurable Resistor:
Onboard 120 terminal resistor, enabled/disabled via jumper
Flexible Power Supply:
Input range 5V-36V DC, screw terminal
Built-in anti-reverse protection
Status Indicators:
3 onboard LEDs for power, TX, and RX status
Compact Industrial Design:
ABS rail-mount enclosure, suitable for 35mm DIN rail
Dimensions: 81.9 × 54.0 × 32.0 mm
Product Specifications
- Product Type: Active Digital Isolated RS232 to RS485/422 Converter
- Power Input: 5~36V DC (anti-reverse protected)
- RS232 Port: DB9 male/female, point-to-point (15m)
- RS485/422 Port: Screw terminal, point-to-multipoint (1.2km)
Isolation & Protection:
- 15KV ESD
- 600W lightning/surge protection
- TVS & self-resetting fuse
- Baud Rate: 300 ~ 921600bps
Transmission Mode:
- RS232: Point-to-point
- RS485/422: Point-to-multipoints (up to 32 nodes)
- Enclosure: Rail-mount ABS (35mm DIN rail compatible)
What's in the box
1 x RS232 to RS485/422 Active Digital Isolated Converter
