B&K Precision 2516 - Manual - Manual (Page 26)

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1.8 Protection Fuse
There are two input protection fuses for the current measurement inputs,
labeled mA and 10 A.
The 10 A input is protected with an internal 10 A, 250 V slow blow glass
tube type fuse.
The mA input is protected with an internal 600 mA PPTC (resettable) type
fuse, rated 250 V.
1.9 Isolation (Model 2515/2516)
Models 2515 and 2516 have fully isolated channel inputs, which allow for
making floating measurements safely and accurately in various applications
that may not have reference to earth ground.
Input Signal
Float Voltage
CATII 1000V
CATIII 600V
CATII 1000V
CATIII 600V
Input Signal
Float Voltage
CATII 300V (all
models)
CATIII 150V
CATII 1000V
CATIII 600V
Oscilloscope Probe
(PR250SA)
Input BNC