Fluke 225C User Manual - Page 136

Safety, Max. Input Voltage vs. Frequency

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Fluke 19xC-2x5C Users Manual Safety Designed for 1000 V measurements Category II , 600 V measurements Category III , Pollution Degree 2, per: • ANSI/ISA S82.01-1994 • EN/IEC61010-1 : 2001 • CAN/CSA-C22.2 No.61010-1-04 • UL61010B-1 Max. Input Voltages Input A and B directly 300 V CAT III Input A and B via 10:1 probe 1000 V CAT II 600 V CAT III METER/EXT TRIG inputs 1000 V CAT II 600 V CAT III Max. Floating Voltage From any terminal to earth ground...........1000 V CAT II 600 V CAT III Between any terminal 1000 V CAT II 600 V CAT III Voltage ratings are given as "working voltage". They should be read as Vac-rms (50-60 Hz) for AC sinewave applications and as Vdc for DC applications. 126 } Figure 62. Max. Input Voltage vs. Frequency Note Measurement Category III refers to distribution level and fixed installation circuits inside a building. Measurement Category II refers to local level, which is applicable for appliances and portable equipment.

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Fluke 19xC-2x5C
Users Manual
126
Safety
Designed for 1000 V measurements Category II , 600 V
measurements Category III , Pollution Degree 2, per:
•
ANSI/ISA S82.01-1994
•
EN/IEC61010-1 : 2001
•
CAN/CSA-C22.2 No.61010-1-04
•
UL61010B-1
Max. Input Voltages
Input A and B directly
................................
300 V CAT III
Input A and B via 10:1 probe
....................
1000 V CAT II
600 V CAT III
METER/EXT TRIG inputs
........................
1000 V CAT II
600 V CAT III
Max. Floating Voltage
From any terminal to earth ground
...........
1000 V CAT II
600 V CAT III
Between any terminal
...............................
1000 V CAT II
600 V CAT III
Voltage ratings are given as “working voltage”. They
should be read as Vac-rms (50-60 Hz) for AC sinewave
applications and as Vdc for DC applications.
}
Figure 62. Max. Input Voltage vs. Frequency
Note
Measurement Category III refers to distribution
level and fixed installation circuits inside a
building. Measurement Category II refers to local
level, which is applicable for appliances and
portable equipment.