Extech 412440-S-NIST Calibration Source Checker

• Simulates output ranges of 4mA, 12mA and 20mA from transmitter
• Ideal for checking calibration and as a current source for setting up engineering units on a process indicator or controller
• Bright red LEDs indicate simulation output or battery status
• Compact case features push button output selector switch

Proposition 65 Warning for California Residents: This product can expose you to chemicals including Benzene, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.