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You may also be interested in
Safety switch, Safety device, Safety relay, Limit switch, Interlock switch
Text version of the page
Safety Switches with Separate Actuator, Metal Housing
For safety precautions see page 196
For technical data see page 163
Subject to technical modifications; no responsibility is accepted for the accuracy of this information. 51
Dimension drawings
Wiring diagrams Actuator inserted
Ordering table
Safety switch NZ.VZ
Housing according to EN 50041
Protective plate for switch head
Plug connector optional
LED optional
Approach direction
Horizontal
Can be adjusted in 90° steps.
Protective plate for switch head
Makes it more difficult to tamper with the switch.
LED function display (optional)
A function display is available for the following
voltage ranges:
AC/DC 12-60 V red
AC 230 V ±15% red
Switching elements (see also Page 13/14)
528H Slow-action switching element
1 NC + 1 NO
538H Slow-action switching element
2 NC
2121H Slow-action switching element
4 NC
2131H Slow-action switching element
3 NC + 1 NO
Cable entry M20 x 1.5
X1
X2
LED optional
21
22
11
12
11 12
21 22
538H LED
PE
538H
21
22
13
14
13 14
21 22
X1
X2
LED optional
511/528H LED
PE
528H
2121H
11
12
21
22
31 32
41 42
11 12
21 22
31
32
41
42
PE
2121H
2131H
11
12
21
22
33 34
41 42
11 12
21 22
33
34
41
42
PE
2131H
b
a
+4
23
52
36 25
Ø5,3
7,3
40+1
Ø5,3
6
74 +1
9,5
60 ±0,1
30±0,1
0,3
Please order
actuator separately
(see page 118)
Cable
entry
M20 x 1.5
For cable glands
see page 132
a Travel without operation:
actuator is in the guide slot, however
function is not triggered.
b Switching operation completed:
actuator must be inserted to this
point to ensure reliable switching.
The actuator must be withdrawn at
least to point a for switching off. Please turn over
Series Actuator Connection
Switching
Version
Function display
element Without LED 12-60 V red LED 230 V red LED
528H 082137 3) 089497 3)
1 NC + 1 NO
With protective plate
NZ1VZ-528E-MC1233 NZ1VZ-528EL060-MC1233
On request
538H 093858 3) 089496 3)
2 NC
With protective plate
NZ1VZ-538E-MC1233
On request
VZ 1 NZ1VZ-538EL220-MC1233
NZ Separate Cable entry
actuator M20 x 1.5 2121H 089914 3)
4 NC
With protective plate
NZ1VZ-2121E-MC1233
- -
2131H 093859 3)
3 NC + 1 NO
With protective plate
NZ1VZ-2131E-MC1233
- -