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Binary input, contact query: Scans potential-free contacts with internally generated sampling voltage. The input status is indicated by yellow LEDs. The binary inputs enable the detection of independent input signals. The devices have a manual push button for each channel. The devices are powered via the ABB i-Bus and do not require an additional power supply. The devices support KNX Data Secure. Bus system: KNX - Yes. Other bus systems: None. Mounting type: DIN rail. Width in modular units: 2. With bus coupling: Yes. Number of inputs: 4. Input voltage: 35 - 35 V. Input voltage type: Pulsed. Protection class (IP): IP20. Minimum device box depth: 63.5 mm. Installation material: Switch/Building control. KNX - ABB Binary input 4f BE/S4.20.3.2 Contact query: Manual. 2CDG110276R0011.
€194,11