






ATC-109N RS-485/422 Photoelectric Isolation Data Repeater
Product Summary:
The ATC-109N is a high-performance photoelectric isolation RS-485/422 data repeater that extends communication distance and increases node capacity in industrial networks.
Key Features:
Supports RS-422/RS-485 standards
3500V photoelectric isolation protection
Transmission distance up to 5 km
Baud rate: 0–115.2 kbps
Auto direction control (no handshake required)
ESD & surge protection up to 1000W
TXD, RXD, and Power signal indicators
Compact design: 100mm × 86mm × 26mm
Wide operating temperature: -20℃ to 70℃
Applications:
Industrial automation & control systems
Road traffic control and surveillance
Access control and intelligent card systems
Security and closed-circuit monitoring
Banking, telecom, and smart card networks
Product Benefits:
Extends communication range of RS-485/422 networks
Increases device connection capacity
Easy integration without software modification
High-level electrical and surge protection
Fully transparent transmission and auto data direction switching
Video Link:
FAQs:
Q1. What is the maximum communication distance supported by ATC-109N?
A1. The ATC-109N supports a transmission distance of up to 5 km using shielded twisted-pair cables.
Q2. Does the repeater require additional software for network integration?
A2. No, it supports fully transparent communication and auto-switching, requiring no software changes.
Q3. Is the ATC-109N suitable for industrial environments?
A3. Yes, it operates from -20℃ to 70℃ with 3500V isolation and surge protection, making it ideal for rugged industrial settings.