U8903A User’s Guide V
• This equipment is under CAT 1 measurement category, do not connect the
cable to MAIN.
• Do not measure more than the rated voltage (as marked on the
equipment).
• Use the device with the cables provided.
• Repair or service that is not covered in this manual should only be
performed by qualified personnels.
• Observe all markings on the device before establishing any connection.
• Always use dry cloth to clean the device. Do not use ethyl alcohol or
any other volatile liquid to clean the device.
• Do not permit any blockage of the ventilation holes of the device.
CAT 1
Maximum Working Voltage: 200 Vp for altitude up to
3000 m
Maximum Transient Voltage: 1210 V