Product Name : Industrial Grade RXD TXD R/D TTL to RS485 A+ B- Isolated communication Surge Protection Module

Package inlcuded:
RS485 to TTL232 Isolated communication Surge Protection Module

Features:
RS485 to TTL232 Isolated communication Surge Protection Module

1. Working voltage: DC 5V (DC 4.5-5.5V)
2. Working current:
3. Communication rate (baud rate): 100-256000BPS
4. TTL Level: 5V
5. TVS anti-surge protection
6. Industrial grade RS485 chip
7. RX TX Signal 3000V digital isolation
8. R/D Signal optocoupler isolation
9. Operating temperature: -40°C to 85°C
10. Size : 29 x 16 x 7mm
11. Weight: about 2g

Typical Application:
RS485 TO TTL
for Arduiuo UNO MEGA PRO DUE
for Raspberr Pi 2 3B+
PLC Industrial control equipment

Pin description
S5V : RS485 Power+
SGND: RS485 Power-
A+ : RS485 A+
B- : RS485 B-
T5V : TTL Power+
TGND: TTL Power-
R/D : Data flow control signal,Usually set to low level,
TTL send data is set to high level
RX : TTL RXD(Connect MCU RXD pin)
TX : TTL TXD(Connect MCU TXD pin)