Introduction; Safety Specifications - Fluke 43B Service Manual

2.1 Introduction

Safety Characteristics
The Fluke 43B has been designed and tested in accordance with Standards ANSI/ISA
S82.01-1994, EN 61010.1 (1993) (IEC 1010-1), CAN/CSA-C22.2 No.1010.1-92
(including approval), UL3111-1 (including approval) Safety Requirements for
Electrical Equipment for Measurement, Control, and Laboratory Use.
This manual contains information and warnings that must be followed by the user to
ensure safe operation and to keep the instrument in a safe condition. Use of this
equipment in a manner not specified by the manufacturer may impair protection
provided by the equipment.
Performance Characteristics
FLUKE guarantees the properties expressed in numerical values with the stated
tolerance. Specified non-tolerance numerical values indicate those that could be
nominally expected from the mean of a range of identical ScopeMeter test tools.
Environmental Data
The environmental data mentioned in this manual are based on the results of the
manufacturer's verification procedures.

2.2 Safety Specifications

Safety Characteristics
Designed and tested for measurements on 600 Vrms Category III, Pollution Degree 2
in accordance with:
• EN 61010.1 (1993) (IEC 1010-1)
• 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 2-1)
0 to 66 kHz ................................................................................................. 600 Vrms
> 66 kHz ....................................................................................... derating to 5 Vrms
With Shielded Banana-to-BNC Adapter Plug BB120 ...........................(see Figure 2-1)
0 to 400 kHz ............................................................................................... 300 Vrms
> 400 kHz ..................................................................................... derating to 5 Vrms
2
Characteristics

2.1 Introduction

2-3