CT3688 User Manual Safety Summary To avoid personal injury and/or product damage, review and comply with the following safety precautions. These precautions apply to both operating and maintenance personnel and must be followed during all phases of operation, service, and repair of this probe. A WARNING statement calls attention to an operating procedure, practice, or condition, which, if not followed correctly, could result in injury or death to personnel. A CAUTION statement calls attention to an operating procedure, practice, or condition, which, if not followed correctly, could result in damage to or destruction of parts or the entire product. Do Not Work Alone Do not work alone when working with high voltages. Inspect the Probe Inspect the probe and accessories for cracks and frayed or broken leads before each use. If defects or damages are noted, DO NOT USE the probe. Dry Conditions Hands, shoes, floor and work bench must be dry. Avoid making measurements under humidity, dampness or other environmental conditions that might affect safety. Do Not Remove the Probes Casing Removal of the probes casing may expose you to electric shock. If necessary, disconnect the inputs and outputs of the probe before opening the case. Hazardous Contact To avoid injury, remove jewelry such as rings, watches, and other metallic objects. Do not touch exposed connections and components when power is present. Unexpected Charges Hazardous voltages may be present in unexpected locations in circuitry being tested when a fault condition in the circuit exists. Capacitors 800-572-1028 caltestelectronics.com 1