EUCHNER N1A Single hole fixing limit switch - Manual (Page 5)

Operating Instructions Precision Single Limit Switches N
1
A
EUCHNER GmbH + Co. KG Kohlhammerstraße 16 D-70771 Leinfelden-Echterdingen Tel. +49/711/75 97-0 Fax +49/711/75 33 16 www.euchner.de [email protected]
Subject to technical modifications; no r
esponsibility is accepted for the accuracy of this information. © EUCHNER GmbH + Co. KG
032309-09-06/11 (translation of the original operating instructions)
Figure 3: Dimension drawing N1A.502
Figure 4: Dimension drawing N1A.508/...514
∅ 11
∅ 7
6,
8
28
35
76
26 ±0,1
∅10
4
18
12
+1 -0,5
30
˚
max.
H1
2
39
16
14
±0,1
60
ES502E/ES508E
M16 x 1,5
8
35 33
Operating point F
ree position
Operating point F
ree position
80 with LED
60
(ES508E)
76
(ES514)
12
-0,5
Functional check
When the safety guard is open, the safety switch
must be actuated in any safety guard position
(overrun protection).
In safety circuits, check the safety function.
The machine must stop when the safety switch is
actuated.
The machine must not start when the safety switch
is actuated.
Mechanical function test
Check the actuating element for freedom of
movement.
Electrical function test
Actuate switch and check the switching function.
Inspection and service
In safety circuits, the entire single limit switch
must be replaced in case of damage or wear.
Repairs must be performed only by the
manufacturer.
No servicing is required, but regular inspection
of the following is necessary to ensure trouble-free
long-term operation:
correct switching function
secure mounting of components
precise adjustment of trip dog in relation to single
limit switch
dirt and wear
sealing of cable entry
loose cable connections or plug connectors.
The single limit switches in safety circuits must be
replaced when the max. number of operating cycles
is reached.
Note:The year of manufacture can be seen in the
bottom, right corner of the rating plate.
Figure 5: Dimension drawing N1A.2588 (2 x ES588)
16
13,5
76
12
-0,5
35 32,5
Operating point F
ree position
Operating point F
ree position
Exclusion of liability under the following
circumstances
incorrect use
non-compliance with safety regulations
non-compliance with safety regulations
failure to perform functional checks.
EC declaration of conformity
The manufacturer named below herewith declares that
the product fulfills the provisions of the directive(s)
listed below and that the related standards have been
applied.
EUCHNER GmbH + Co. KG
Kohlhammerstraße 16
70771 Leinfelden-Echterdingen, Germany
Directives applied:
Machinery directive 2006/42/EC
Standards applied:
EN 60947-5-1:2004 + Cor.:2005 + A1:2009
EN 1088:1995+A2:2008
Leinfelden, July 2010
Dipl.-Ing. Michael Euchner
Director
Duc Binh Nguyen
Authorized representative empowered to draw up
documentation
The signed EC declaration of conformity is included
with the product.