Analogue Hour Meter, 7 Digit, up to 999999 h, 220VAC, SF-48, TENSE (Made in Turkey)

The SF-48 by Tense Electronics is an analog hour meter (also known as a run-time or work-power meter) designed for industrial monitoring. 

Key Specifications 

• Function: It tracks the cumulative operating time of electrical machines or equipment to help determine maintenance schedules.
• Display: Features a 7-digit analog display (mechanical counter).
• Maximum Capacity: Records up to 999,999.9 hours.
• Dimensions: Standard panel size of 48mm x 48mm.
• Voltage: Typically operates at 220–240V AC.
• Reset: Unlike digital models like the HM-48D, the SF-48 is a non-resettable mechanical counter to ensure permanent record-keeping.
• Run indicator displays status of the meter.

This device is commonly used in industrial control panels where a simple, reliable, and persistent time-tracking solution is required without the need for a digital screen or battery backup.

Technical Specification:

• Power supply: 220-240V AC;
• Frequency: 50/60 Hz;
• Max hours: 999999 h;
• Power consumption: <6VA;
• Operating temperature: -20C...+55C ;
• Panel cut-out : 46x46mm.