EUCHNER – More than safety.
EUCHNER – More than safety.

NZ2RL-511 (Order no. 090025)

Safety switch NZ.RL, extended roller plunger, steel roller ø 18 mm, plug connector SR6

  • Steel roller ø 18 mm
  • Plug connector SR6
NZ2RL-511 (Order no. 090025)


Approach direction


Can be adjusted in 90° steps

Switching element


Snap-action switching contact 1 NC + 1 NO

Dimension drawing
Dimension drawing
Wiring diagram 511
Wiring diagram 511
Travel diagram
Travel diagram
Electromechanical safety switches in use

Dimensional drawings

Dimensional drawings
1Operating point
2Free position

Connection examples

Connection examples

Shift travel diagrams

Shift travel diagrams
Contacts closed
Contacts open
Contacts positively driven

Technical data


EAC_RU C-DE.MO05.B.00971/20DNV-GL_TAA0000172 Rev. 1c_UL_us_E155795_2/4CCC_2020980305000534_CQC2008010305306210

Electrical connection values

Rated insulation voltage Ui 250 V
Rated impulse withstand voltage Uimp 2.5 kV
Utilization category
DC-13 6 A 24 V
AC-15 6 A 230 V
Short circuit protection according to IEC 60269-1 6A gG
Switching current
min. at DC 24V 10 mA
thermal rated current Ith 6 A

Mechanical values and environment

Approach speed 0.1 ... 20 m/min
Connection type
1 x Plug connector SR6 (6-pin + PE)
Number of NO contacts 1
Number of door position positively driven contacts 1
Actuating element
Slide bearing metal Roller plunger (D roller = 18 mm)
Actuating force 15 ... 30 N
Installation orientation any
Mechanical life 30 x 10⁶
Contact bounce time max. 3 ms
Switching principle Snap-action switching contact (Contact closing time<4 contact bounce time<3)
Contact closing time max. 4 ms
Degree of protection IP65
Ambient temperature -25 ... +80 °C
Contact Silver alloy, gold flashed
Housing Anodized die-cast alloy

Characteristic values according to EN ISO 13849-1 and EN IEC 62061

B10DMission time
Monitoring of the guard position2x10720 y



Complete package

Download all important documents with a single click.


  • The operating instructions and any additions to the operating instructions or brief instructions
  • Any data sheets to supplement the operating instructions
  • The declaration of conformity
Download Complete Package (ZIP, 4,2 MB)

Single Documents

Other Documents

Ordering data

Ordernumber 090025
Item designation NZ2RL-511
Gross weight 0,36kg
Customs tariff number 85365019000
ECLASS 27-27-26-01 Safety position switch (Type 1)

Technical support

Technical support
Do you have technical questions about our products, their possible use or applications? Our experts will be happy to help.

+1 315 701-0315