5
Operating Instructions
Safety Switch NX…
Inspection and service
WARNING
Danger of severe injuries due to the loss of the
safety function.
f
If damage or wear is found, the complete switch
and actuator assembly must be replaced. Re-
placement of individual parts or assemblies is
not permitted.
f
Check the device for proper function at regular
intervals and after every fault. For informa-
tion about possible time intervals, refer to
EN ISO 14119:2013, section 8.2.
Inspection of the following is necessary to ensure
trouble-free long-term operation:
f
correct switching function
f
secure mounting of all components
f
damage, heavy contamination, dirt and wear
f
sealing of cable entry
f
loose cable connections or plug connectors.
Information
: The year of manufacture can be seen
in the bottom, right corner of the type label.
Exclusion of liability and warranty
In case of failure to comply with the conditions for
correct use stated above, or if the safety instruc-
tions are not followed, or if any servicing is not
performed as required, liability will be excluded and
the warranty void.
Notes about
The following information applies to devices
with cable entry:
For use and applications as per the requirements
of
, a copper wire for the temperature range
60/75 °C is to be used.
EC declaration of conformity
The manufacturer named below herewith declares
that the product fulfills the provisions of the direc-
tive(s) listed below and that the related standards
have been applied.
EUCHNER GmbH + Co. KG
Kohlhammerstr. 16
D-70771 Leinfelden-Echterdingen
Directives applied:
f
Machinery directive 2006/42/EC
Standards applied:
f
EN 60947-5-1:2004 + Cor.:2005 + A1:2009
f
EN 1088:1995+A2:2008
f
EN 14119:2013
The original EC declaration of conformity can also
be found at: www.euchner.de
Service
If service support is required, please contact:
EUCHNER GmbH + Co. KG
Kohlhammerstraße 16
D-70771 Leinfelden-Echterdingen
Service telephone
:
+49 711 7597-500
Fax
:
+49 711 753316
:
Internet
:
www.euchner.de
Technical data
Parameter
Value
Housing material
Die-cast alloy, cathodically dipped
Degree of protection
acc. to IEC 60529
IP67
Mech. life
2 x 10
6
operating cycles
Ambient temperature
-20 … +80 °C
Degree of contamination
(external, acc. to EN 60947-1) 3 (industrial)
Installation position
Any
Approach speed, max.
20 m/min
Extraction force
50 N
Retention force
10 N
Actuating force, max.
40 N
Actuation frequency
6,700/h
Switching principle
Slow-action switching contact
Contact material
Silver alloy, gold flashed
Connection
Cable entry
M20 x 1.5 / ½" NPT
Conductor cross-section
(flexible/rigid)
0.34 … 1.5 mm²
Operating voltage for optional
LED indicator
L024 24 V
Conditional short-circuit current 100 A
Switching voltage, min.,
at 10 mA
12 V
Switching current, min., at 24 V 1 mA
Short circuit protection
(control circuit fuse)
acc. to IEC 60269-1
4 A gG
Conventional thermal
current I
th
4 A
Utilization category acc. to EN 60947-5-1
AC-15
4 A 230 V
DC-13
4 A 24 V
Rated insulation voltage
U
i
= 250 V
Rated impulse withstand
voltage
U
imp
= 2.5 kV
Reliability values acc. to EN ISO 13849-1
B
10d
4.5 x 10
6