Phoenix Contact 2948160 Input Optocoupler, 24V DC to TTL Output

The Phoenix Contact 2948160 EMG 17-OE-24DC/TTL/100 is an industrial input optocoupler module designed to provide reliable isolation and fast signal conversion between 24 V DC field inputs and TTL-level control electronics. Engineered for dependable automation performance, it supports noise-resistant operation and integrates cleanly into DIN rail control panels using robust screw terminal connections.

Why It Helps
This module protects sensitive control systems by electrically isolating high-voltage field circuits from low-voltage logic inputs. It ensures stable TTL signal delivery, minimizes interference, and supports continuous duty operation in demanding industrial environments. The built-in LED indicator allows quick visual confirmation of input status during installation and maintenance.

Key Highlights

• Provides galvanic isolation with a 3.5 kV AC test voltage to safeguard downstream electronics and improve system reliability.
• Converts 24 V DC digital input signals into TTL-compatible 3–5.25 V DC outputs, enabling seamless integration with controllers and logic modules.
• Features durable screw terminal connections and DIN rail NS 35/7.5 mounting for secure, standardized installation.
• Offers fast switching performance with a typical 20 µs response time and 100 µs turn-off time for precision control applications.
• Integrated polarity protection and damping circuitry enhance operational safety and long-term durability.

Applications
Ideal for automation panels, machine control interfaces, PLC logic expansion, and any system requiring isolation and conversion of 24 V DC field signals into TTL logic levels. Its robust design and reliable performance make it suitable for continuous industrial operation where dependable signal integrity is essential.