Fluke ST240 RCD Socket Tester – verify the correct wiring of outlets

Easy to use The bright LEDs and included chart on this device can help you quickly and easily check the wiring of an outlet. You can also identify several common wiring errors, like reversed phase and neutral wires, or an open ground. Save Time The ST240 also has a unique alarm that goes off anytime voltage is detected. This way, you can save time when trying to find which circuit breaker is connected to which outlet. You just need to plug the socket tester in, walk to the circuit breaker panel, and listen for the beeper to turn off or on as they flip the breakers. Once it does, you have found the correct breaker. Time and trips saved. One-button RCD tests By testing your outlets with an integrated RCD test, you can be sure that they are all working properly. The ST240 has three bright, easy-to-see LED indicators. This lets you see, at a glance, one of six wiring conditions: Correct installation Earth fault Neutral fault Live fault Live neutral reversed Live earth reversed