MULLER BW 40 Series Hours Counter, 7-Digit, Non-Resettable

The MULLER BW 40 Series Hours Counter is a precision-engineered, motor-driven elapsed time indicator designed for reliable, long-term service monitoring. Housed in a durable panel-mounting case constructed from robust Noryl and Makrolon materials, it offers excellent resistance to impact and environmental factors, ensuring dependable performance in industrial settings.

This non-resettable counter features a clear 7-digit display, with decimal digits shown in red for easy readability against the white background of the other digits. It provides precise time accumulation with a resolution of 0.01 hours for AC types and 0.1 hours for DC types, allowing for accurate tracking of machinery runtime, maintenance intervals, and equipment lifespan.

Key Features & Specifications

• Motor-Driven Mechanism: Ensures consistent and accurate time counting without the need for an external pulse source.
• High-Quality Housing: The panel-mount case made from Noryl and Makrolon offers superior durability and panel protection.
• Precise Time Base: The frequency of the DC type is controlled by a stable quartz crystal for enhanced accuracy.
• Easy Installation: Supplied complete with a panel mounting bracket for secure fitting. Connection is straightforward via screw terminals or 6.35 mm (0.25”) fast-on terminals.
• Wide Operating Range: Designed to operate effectively with a supply voltage from 20.4V to 27.6V.
• Extended Counting Capacity: Can log elapsed time from 0 seconds up to a maximum of 99,999 hours.

Ideal for integration into control panels, machinery, and systems where tracking operational hours is critical for predictive maintenance, warranty validation, and service scheduling.