2
SYMBOLS
Battery
Caution ! Refer to the
Manual
Double Insulated
Dangerous Voltage
Alternating Current
Earth Ground
Direct Current
Fuse
Application around and
removal from hazardous
live conductors is permitted
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Complies with European
Directives
=
Do not dispose of this
product as unsorted
municipal waste. Contact
a qualified recycler for
disposal.
Conforms to relevant
Australian standards
Underwriters Laboratories.
[Note: Canadian and US.]
Audible tone
Safety Information
• The BT-120 Breakers Tester is conformed to UL 61010-1; CAT II 120 V, class
II and pollution degree 1 or 2.
• The BT-250 Breakers Tester is conformed to UL 61010-1; CAT II 250 V, class
II and pollution degree 1 or 2.
Warning and precaution
• Before and after hazardous voltage measurements, test the voltage
function on a known source such as line voltage to determine proper
meter functioning.
• Do not touch the membrance.
• Inspect the receiver and the transmitter before every use. Do not use any
damaged part.
• Never ground yourself when taking measurements. Do not touch
exposed circuit elements or test probe tips.
• Do not operate the instrument in an explosive atmosphere.
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