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BN 20-2RZ-M16

Item number: 101172893
BN 20-2RZ-M16

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ePLAN Data
CADENAS CAD Data
SISTEMA Data
Product type description:
BN 20-(1)Z-(2)

(1)
011 NC
022 NC
101 NO
202 NO
111 NC / 1 NO
R1 bistable contact
2R2 bistable contact
11R2 bistable contact NC / NO

(2)
 2x cable entry M16
STConnector plug M12, 5-pole (only for -2R)
Not all component variants, which are possible according to this order code are available and/or technically feasible.
  • 2 reed contacts
  • Non-contact principle
  • Long life
  • 104 mm x 52 mm x 47 mm
  • Aluminium enlosure
  • Actuating distance up to 50 mm depending on actuating magnet and version
  • Screw connection
  • Highly resistant to vibration

Ordering data

Product type description

BN 20-2RZ-M16
Article number (order number)

101172893
EAN (European Article Number)

4030661301778
eCl@ss number, version 12.0

27-27-43-02
eCl@ss number, version 11.0

27-27-01-05
eCl@ss number, version 9.0

27-27-01-05
ETIM number, version 7.0

EC002544
ETIM number, version 6.0

EC002544

Approvals - Standards

Certificates

cULus

General data

Standards

EN IEC 60947-5-1
Working principle

Magnetic drive
Housing construction form

rectangular
Housing material

Aluminium
Active area

Metal film
Gross weight

298 g

General data - Features

bias magnet

Yes
Number of snap-in contacts

2

Mechanical data

Active area

lateral
Actuating element

Magnet
Mechanical lifetime, minimum

1,000,000,000 Operations
Actuating speed, maximum

18 m/s

Mechanical data - Switching distances

Switching distance Sn

5 mm … 50 mm

BP 10S = 5 mm

2 x BP 10S = 10 mm

BP 20S = 15 mm

BP 31S = 15 mm

BP 11S = 5 mm

2 x BP 11S = 15 mm

BP 12S = 10 mm

BP 10N = 5 mm

2 x BP 10N = 10 mm

BP 15N = 7 mm

BP 15S = 7 mm

2 x BP 15/2N = 15 mm

2 x BP 15/2S = 15 mm

BP 34N = 10 ... 25 mm

BP 34S = 10 ... 25 mm

BP 20N = 15 mm

BP 31N = 15 mm

BP 11N = 5 mm

2 x BP 11N = 15 mm

BP 12N = 10 mm

2 x BP 12N = 5 ... 20 mm

2 x BP 12S = 5 ... 20 mm

BP 21 N = 10 ... 35 mm

BP 21 S = 10 ... 35 mm

2 x BP 21N = 15 ... 50 mm

2 x BP 21S = 15 ... 50 mm

BE 20N = 10 mm

BE 20S = 10 mm
Note (Switching distance Sn)

Actuating distance up to 50 mm depending on version and actuating magnet
Note (switching distance)

All switching distances in accordance EN IEC 60947-5-2
Repeat accuracy R

0.3 mm

Mechanical data - Connection technique

Type of electrical connection

Screw terminals M16 x 1.5

Mechanical data - Dimensions

Length of sensor

47 mm
Width of sensor

104 mm
Height of sensor

52 mm

Ambient conditions

Degree of protection

IP67
Ambient temperature

-25 ... +90 °C
Resistant to vibration

50 g, on sine wave oscillation

Electrical data

Switching voltage, maximum

250 VAC
Switching current, maximum

3 A
Switching capacity, maximum

120 W
Switching capacity, maximum

120 VA
Switching principle

Latching
Bounce duration, minimum

0.3 ms
Bounce duration, maximum

0.6 ms
Maximale Schalthäufigkeit

1,080,000 /h

Scope of delivery

Scope of delivery

Actuator must be ordered separately.

Accessory

Recommendation (actuator)

BP 10 S

2x BP 10 S

BP 15 S

BP 34 S

BP 20 S

BP 31 S

BP 11 S

2x BP 11 S

BP 12 S

BP 21 S

2x BP 21 S

BE 20 S

BP 10 N

2x BP 10 N

BP 15 N

2 x BP 15/2 N

2x BP 15/2 S

BP 34 N

BP 20 N

BP 31 N

BP 11 N

2x BP 11 N

BP 12 N

2x BP 12 N

2x BP 12 S

BP 21 N

2x BP 21 N

BE 20 N

Note

Note (General)

The opening and closing functions depend on the direction of actuation, the actuating magnets and the polarity of the actuating magnets.

When the switches and actuators come together, the colours must coincide: Red (S) to red (S) and green (N) to green (N).

Product picture (catalogue individual photo)

kbn20f01

ID: kbn20f01

| 375.6 kB | .jpg | 352.778 x 529.167 mm - 1000 x 1500 px - 72 dpi

| 49.6 kB | .png | 74.083 x 111.125 mm - 210 x 315 px - 72 dpi

| 27.3 kB | .jpg | 82.197 x 123.472 mm - 233 x 350 px - 72 dpi

| 22.5 kB | .png | 74.083 x 74.083 mm - 210 x 210 px - 72 dpi

| 3.9 MB | .png | 169.249 x 254 mm - 1999 x 3000 px - 300 dpi

Dimensional drawing basic component

1bn20g03

ID: 1bn20g03

| 33.4 kB | .cdr |

| 10.8 kB | .png | 74.083 x 51.858 mm - 210 x 147 px - 72 dpi

| 127.3 kB | .jpg | 352.778 x 247.297 mm - 1000 x 701 px - 72 dpi

Diagram

1bn20k04

ID: 1bn20k04

| 117.4 kB | .jpg | 352.778 x 233.892 mm - 1000 x 663 px - 72 dpi

| 12.4 kB | .png | 74.083 x 49.036 mm - 210 x 139 px - 72 dpi

Characteristic curve

kbn32d01

ID: kbn32d01

| 110.5 kB | .jpg | 352.425 x 371.828 mm - 999 x 1054 px - 72 dpi

K.A. Schmersal GmbH & Co. KG, Möddinghofe 30, 42279 Wuppertal

The details and data referred to have been carefully checked. Images may diverge from original. Further technical data can be found in the manual. Technical amendments and errors possible.

Generated on: 15/02/2026, 01:22