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Safety Notices on the Product:
•
DANGER
It calls attention to an operation, if not correctly performed, could result in injury
or hazard immediately.
•
WARNING
It calls attention to an operation, if not correctly performed, could result in
potential injury or hazard.
•
CAUTION
It calls attention to an operation, if not correctly performed, could result in
damage to the product or other devices connected to the product.
Safety Symbols on the Product:
Hazardous
Voltage
1.3
Measurement Category
Measurement Category
This instrument can make measurements in Measurement Category I.
WARNING
This instrument can only be used for measurements within its specified measurement
categories.
Measurement Category Definitions
•
Measurement category I is for measurements performed on circuits not directly
connected to MAINS. Examples are measurements on circuits not derived from
MAINS, and specially protected (internal) MAINS derived circuits. In the latter
case, transient stresses are variable. Thus, you must know the transient withstand
capability of the equipment.
•
Measurement category II is for measurements performed on circuits directly
connected to low voltage installation. Examples are measurements on household
appliances, portable tools and similar equipment.
•
Measurement category III is for measurements performed in the building
installation. Examples are measurements on distribution boards, circuit-breakers,
wiring (including cables, bus-bars, junction boxes, switches and socket-outlets) in
the fixed installation, and equipment for industrial use and some other
Copyright ©RIGOL TECHNOLOGIES CO., LTD. All rights reserved.
Safety Warning Protective Earth
Terminal
Safety Requirement
Chassis Ground
Test Ground
DG900 Pro User Guide
3
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