I.S. EN 50227:1998
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
CONTROL CIRCUIT DEVICES AND SWITCHING ELEMENTS PROXIMITY SENSORS, D.C. INTERFACE FOR PROXIMITY SENSORS AND SWITCHING AMPLIFIERS (NAMUR)
Hardcopy , PDF
08-11-2000
English
11-20-1998
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Foreword
1 Scope
2 Normative references
3 Definitions
4 Classification
5 Characteristics
6 Product information
7 Normal service, mounting and transport conditions
8 Constructional and performance requirements
9 Tests
Figure 1 Example of a continuous characteristic of a
proximity sensor
Figure 2 Example of discontinuous characteristic of a proximity
sensor
Figure 3 Control input of the switching amplifier
Figure 4 Characteristics of proximity sensor in the high
impedance state
Figure 5 Characteristics of proximity sensor in the low
impedance state
Table 1 Classification of proximity switches
Table 2 Connection and wiring identification
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