EN 50227:1997
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Control circuit devices and switching elements proximity sensors, d.c. interface for proximity sensors and switching amplifiers (NAMUR)
01-01-2000
16-10-1997
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
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.