DIN EN ISO 17657-1 E : 2007
Current
The latest, up-to-date edition.
RESISTANCE WELDING - WELDING CURRENT MEASUREMENT FOR RESISTANCE WELDING - PART 1: GUIDELINES FOR MEASUREMENT
Hardcopy , PDF
English
01-01-2007
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Welding current measuring system
4.1 General
4.2 Applicability
4.3 Accuracy
4.4 Welding current meter with current sensing coil
5 Current sensors
5.1 Type of sensor
5.2 Selection of current sensor
5.3 Conversion coefficient
6 Tests and calibration of the welding current measuring
systems
7 Selection of requirements and test procedures for a
welding current measuring system
Annex A (normative) Definition of weld times
Annex B (informative) Types of integrator and equivalent
current sensing coil circuits
Annex C (informative) Conversion coefficient and maximum
output voltage of current sensing
coils
National Annex NA (informative) Bibliography
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