Muller Digital SC Time Switch, 2-Channel, 230V AC, Programmable Bluetooth SC 44.21 PRO4 230V 50-60HZ

Muller SC 44.21 PRO4 230V 50-60HZ digital time switch is a high-precision, programmable time control device designed for industrial and commercial automation requiring reliable scheduling and control of electrical loads.

This digital timer switch supports two channels and operates at 230V AC, offering robust control for lighting, HVAC, pumps, motors, and machinery applications. Its Bluetooth programming capability via iOS, Android, and Windows apps enables effortless setup and real-time adjustment without supply disconnection.

The device features 300 programmable memory locations supporting daily, weekly, astro, and yearly timer functions, including holiday mode and permanent manual override. It incorporates SPDT contacts and screw terminal connections ensuring reliable electrical contact and secure installation.

Switching capacity up to 16 A per channel accommodates a broad range of industrial loads. A 10-year battery reserve powered by an exchangeable CR 2032 battery maintains accurate timekeeping even during power failures. Automatic adjustment for daylight saving time and cycle/random functions enhance scheduling flexibility.

Compact design with a height of 94.5 mm and depth of 72 mm facilitates mounting in control panels, industrial enclosures, or wall boxes. Features 2 independent channels for versatile switching applications. Operates at a maximum supply voltage of 230V AC for industrial compatibility.

Programmed via PC or smartphone using a free Bluetooth app for convenience. Includes 300 memory spaces with daily, weekly, astro, and yearly programs. Provides permanent manual override mode and random cycle function. Built-in 10-year battery reserve with exchangeable CR 2032 battery.

Switching capacity of 16A per channel to handle heavy loads. Equipped with SPDT contact configuration and screw terminals for secure wiring. Complies with REACH Regulation (EC) No 1907/2006 ensuring environmental safety.

Compact size for convenient installation in industrial environments.

This Muller digital time switch is ideal for industrial automation, commercial building management, lighting control, HVAC scheduling, and water treatment systems. Its advanced programmable features and durable construction allow precise, reliable time control in demanding applications.

Explore more Muller Time Switches and industrial automation products on EnvMart for comprehensive process control solutions.