1587 FC/1587/1577 
Users Manual 
24 
AC or DC Current 
Warning 
To prevent personal injury or damage to the 
Meter: 
•  Never attempt to make an in-circuit current 
measurement when the open-circuit potential 
to earth is >1000 V. 
•  Check the Meter’s fuses before testing. See 
Testing the Fuses later in this manual. 
•  Use the proper terminals, switch position, and 
range for your measurement. 
•  Never place the probes in parallel with a circuit 
or component when the leads are plugged into 
the current terminals. 
Turn OFF power to the circuit under test, break circuit, 
insert Meter in series, and turn ON power. To measure ac 
or dc current, set up the Meter as shown in Figure 8. 
 
ГК Атлант Инжиниринг – официальный представитель в РФ и СНГ 
+7 (495) 109-02-08 sales@bbrc.ru www.bbrc.ru