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Fluke 43B
Users Manual
36
Safety Specifications
Safety Characteristics
Designed and tested for measurements on 600 V rms Category III,
Pollution Degree 2 in accordance with:
• EN/IEC 61010-1 (1993)
• ANSI/ISA S82.01-1994
• CAN/CSA-C22.2 No.1010.1-92 (including approval)
• UL3111-1 (including approval)
Installation Category III refers to distribution level and fixed installation
circuits inside a building.
Maximum input voltage Input 1 and 2
Direct on inputs or with test leads TL24 (see Figure 10)
0 to 66 kHz..................................................................................600 V rms
> 66 kHz .......................................................................derating to 5 V rms
With Shielded Banana-to-BNC Adapter Plug BB120 (see Figure 10)
0 to 400 kHz................................................................................300 V rms
> 400 kHz .....................................................................derating to 5 V rms
Figure 10. Max. Input Voltage v.s. Frequency
Maximum floating voltage
From any terminal to ground
0 to 400 Hz .................................................................................600 V rms