T4K 235-02Z-M20
| Product type description: (1)(2) 2(3)5-(4)Z(5)-(6)-(7)-(8)-(9) |
| (1) | |
| Z | Snap action |
| T | Slow action (not for AF/S) |
| (2) | |
| S | Plunger S |
| R | Roller plunger R |
| 4S | Plunger 4S |
| 4R | Roller plunger 4R |
| 1R | Offset roller lever 1R |
| K | Offset roller lever K |
| 3K | Angle roller lever 3K |
| 4K | Angle roller lever 4K |
| K4 | Angle roller lever K4 |
| 1H | Roller lever 1H |
| 7H | Roller lever 7H |
| 10H | Rod lever 10H |
| 12H | Roller lever 12H |
| 14H | Roller lever 14H |
| AF | Spring rod lever AF |
| RMS | Brass roller |
| (3) | |
| 3 | slim design |
| 215 | large design |
| (4) | |
| 02 | 2 NC contact |
| 11 | 1 NO contact/1 NC contact |
| 20 | 2 NO contacts, (switches with 2 NO contacts are not suitable for safety applications) |
| (5) | |
| H | Slow action with staggered contacts |
| UE | Slow action with overlapping contacts |
| Z | additional seal between attachment and housing |
| (6) | |
| M16 | cable entry M16 |
| without | Cable entry M20 |
| ID | Cut clamps |
| NPT | Cable entry NPT 1/2" |
| ST | M12 connector with A-coding (Caution! According to EN 60204-1, the versions with connector must only be used in PELV circuits.) |
| ST-2310 | M12 connector with B-coding (Caution! According to EN 60204-1, the versions with connector must only be used in PELV circuits.) |
| (7) | |
| 2574 | Enclosure with L-shaped mounting holes (horizontally or vertically adjustable) |
| (8) | |
| 2138 | Roller lever 7H for position switches with safety function |
| (9) | |
| 1637 | Gold-plated contacts |
- 1 Cable entry M 20 x 1.5
- Metal enclosure
- Wide range of alternative actuators
- Good resistance to oil and petroleum spirit
- 30 mm x 63,5 mm x 30 mm
- Actuator heads can be repositioned by 4 x 90°
- Mounting details to EN 50047
- Actuation from bottom parallel to the switch, therefore only suitable for small housings.
Ordering data
| Product type description |
T4K 235-02Z-M20 |
| Article number (order number) |
131169646 |
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 |
| Housing material |
Metal, zinc die-cast |
| Gross weight |
160 g |
General data - Features
| Safety functions |
Yes |
| Number of safety contacts |
2 |
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 |
Angle roller lever |
| Mechanical lifetime, minimum |
20,000,000 Operations |
| Actuating force, minimum |
6 N |
| Positive break force, minimum |
16 N |
| Actuating speed, minimum |
264 mm/min |
| Actuating speed, maximum |
1 m/s |
| Note (Actuating speed) |
Actuating speed with actuating angle 30° to switch axis |
| Note Bounce duration |
Bounce duration in accordance with actuating speed |
| Note (Switchover time) |
Switchover time in accordance with actuating speed |
Mechanical data - Connection technique
| 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 |
30 mm |
| Width of sensor |
42 mm |
| Height of sensor |
107 mm |
Ambient conditions
| IP Degree of protection |
IP65 IP67 |
| Ambient temperature |
-30 ... +80 °C |
Ambient conditions - Insulation values
| Rated insulation voltage Ui |
500 V |
| 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 |
230 VAC |
| Utilisation category AC-15 |
4 A |
| Utilisation category DC-13 |
24 VDC |
| Utilisation category DC-13 |
1 A |
| Switching element |
2 NC contact |
| Switching principle |
Slow action |
| Maximale Schalthäufigkeit |
5,000 /h |
| Material of the contacts, electrical |
Silver |
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Datasheet
Operating instructions (supplementary sheet/quick guide)
CCC certification
UL Certificate
SISTEMA-VDMA library
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Product picture (catalogue individual photo)
ID: k235kf03
| 751.7 kB | .jpg | 352.778 x 704.4970000000001 mm - 1000 x 1997 px - 72 dpi
| 106.0 kB | .png | 74.083 x 147.814 mm - 210 x 419 px - 72 dpi
| 27.3 kB | .png | 74.083 x 74.083 mm - 210 x 210 px - 72 dpi
| 7.8 MB | .png | 166.55700000000002 x 332.69800000000004 mm - 2000 x 3995 px - 305 dpi
| 37.6 kB | .jpg | 61.736000000000004 x 123.47200000000001 mm - 175 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/angle
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, 8:08 pm