The 500 Series of industrial multimeters are ruggedly designed and waterproofed to IP67 standards, allowing them to be used outside or in harsh industrial environments. It is drop-proof up to 6 feet and has a safety rating of CAT IV 600 V and CAT III 1,000 V. It is available in three models: EX510, EX520, and EX530. All models measure voltage, resistance, electrical and electronic frequency functions, and dc/ac current. Each model also features a 1,000-V input protection for all functions, dual sensitivity frequency functions, and diode open circuit voltage of 2.8 vdc. Additionally, the EX520 and EX530 feature true RMS measurements along with capacitance and Type K temperature. The series comes complete with double-molded test leads, one 9-V battery, and a three-year warranty. The EX520 and EX530 also include a Type K bead wire temperature probe.
Extech Instruments, 285 Bear Hill Rd., Waltham, MA 02451; 781-890-7440; 781-890-7864 (fax); www.extech.com