Extech 407119-NIST with NIST Certificate

• Accurately measures Air Flow (CFM/CMM) or Air velocity plus °F/°C Temperature
• Air velocity measurements as low as 40ft/min
• Telescoping probe is ideal for use in ducts andventilating systems, extends up to 3ft (940mm) long
• Measures air volume in CFM (ft3/min) and CMM(m3/min) plus Temperature simultaneously
• Air Flow displayed in 2 modes as an instantaneousvalue or up to 20 point average
• Record/Recall MIN and MAX readings
• Super large 1.4 (99,999 count) LCD display
• Data Hold plus Auto Power Off
• Built-in RS-232 PC interface with optional Data Acquisition software and cable

>

Each Unit Includes

• NIST Certificate
• Telescoping Probe with 5.5 ft. cable
• 4 Batteries