Pulse Totalizer for Hygrometers, Flowmeters and Powermeters

• Accumulates up to 9,999 counts
• Noise filtering to minimize the possibility of miscounts
• Alarm output provided (with selectable threshold)
• Up to 32,000 measurements data can be collected with the optional 3911-20 for processing by PC
• Special software bundled with the 3911-20 enables storing of the recording time, interval, start, end, method and comments in the instrument?s memory
• Non-volatile memory preserves collected data even when the battery is depleted