ZR 256-11Z-ST-LI
- Mounting details to EN 50047
- Thermoplastic enclosure
- Double-insulated
- 58 mm x 50,5 mm x 31 mm
- Good resistance to oil and petroleum spirit
- Wide range of alternative actuators
- Actuator heads can be repositioned by 4 x 90°
Ordering data
| Product type description |
ZR 256-11Z-ST-LI |
| Article number (order number) |
101153243 |
| EAN (European Article Number) |
4030661168654 |
| eCl@ss number, version 12.0 |
27-27-26-01 |
| eCl@ss number, version 11.0 |
27-27-26-01 |
| eCl@ss number, version 9.0 |
27-27-26-01 |
| ETIM number, version 7.0 |
EC000030 |
| ETIM number, version 6.0 |
EC000030 |
Approvals - Standards
| Certificates |
cULus CCC |
General data
| Standards |
BG-GS-ET-15 EN ISO 13849-1 EN IEC 60947-5-1 |
| Housing construction form |
Norm construction design |
| Actuator type to EN 50047 |
c |
| Housing material |
Plastic, glass-fibre-reinforced |
| Gross weight |
90 g |
General data - Features
| Safety functions |
Yes |
| Number of poles |
4 |
Safety classification
| Standards |
EN IEC 60947-5-1 |
| Mission time |
20 Year(s) |
Safety classification - Safety outputs
| B10D Normally-closed contact (NC) |
20,000,000 Operations |
Mechanical data
| Actuating element |
Roller plunger |
| Roller material |
Plastic |
| Mechanical lifetime, minimum |
20,000,000 Operations |
| Actuating force, minimum |
9 N |
| Positive break force, minimum |
19 N |
| Actuating speed, maximum |
1 m/s |
| Note (Actuating speed) |
Actuating speed with actuating angle 30° to switch axis |
Mechanical data - Connection technique
| Type of electrical connection |
Connector plug M12 |
| Connector position |
Left |
| Termination |
Screw terminals M20 x 1.5 |
| Cable section, minimum |
0.75 mm² |
| Cable section, maximum |
2.5 mm² |
| Note |
All indications including the conductor ferrules. |
Mechanical data - Dimensions
| Length of sensor |
31 mm |
| Width of sensor |
58 mm |
| Height of sensor |
67 mm |
Ambient conditions
| Ambient temperature |
-30 ... +80 °C |
Ambient conditions - Insulation values
| Rated impulse withstand voltage Uimp |
6 kV |
Electrical data
| Thermal test current |
10 A |
| Required rated short-circuit current |
1,000 A |
| Utilisation category AC-15 |
4 A |
| Utilisation category DC-13 |
24 VDC |
| Utilisation category DC-13 |
1 A |
| Switching element |
1 NO contact, 1 NC contacts |
| Switching principle |
Snap action |
| Maximale Schalthäufigkeit |
5,000 /h |
| Material of the contacts, electrical |
Silver |
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Datasheet
Operating instructions (supplementary sheet/quick guide)
UL Certificate
SISTEMA-VDMA library
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Product picture (catalogue individual photo)
ID: k256rf04
| 490.1 kB | .jpg | 352.778 x 441.678 mm - 1000 x 1252 px - 72 dpi
| 67.5 kB | .png | 73.73100000000001 x 92.42800000000001 mm - 209 x 262 px - 72 dpi
| 67.5 kB | .png | 73.731 x 92.428 mm - 209 x 262 px - 72 dpi
| 51.4 kB | .png | 74.083 x 74.083 mm - 210 x 210 px - 72 dpi
| 45.2 kB | .jpg | 98.778 x 123.47200000000001 mm - 280 x 350 px - 72 dpi
Dimensional drawing basic component
Dimensional drawing actuator
Switch travel diagram
Contact closed
Contact open
Setting range
Latching point
Positive opening path/angleDiagram
Monitoring the interlock to EN ISO 14119
Positive break NC contact
Actuated
Not actuated
Normally-open contact
Normally-closed contact
Schmersal India Pvt. Ltd., Plot No - G-7/1, Ranjangaon MIDC, Tal. - Shirur, Dist.- Pune 412 220
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 at: 30/04/2026, 7:39 pm
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