• Low cost, pocket size simulators.
•These checkers are easy to use and provide a quick way for checking the performance of any type K or J Type Thermocouple instruments, fitted with a miniature thermocouple socket.
•Ideal as a precision "SOURCE" for re-calibrating Thermometers, Process Indicators and Controllers.
•Compact case features push button range selector switch for Single hand operation.
•Bright Red LED's indicate simulation temperature range and battery power falls below a specific level.