- NOTICE: Not available!
- NC/NO contact combination
- Despite the similarity with pushbutton NDT, this is a different device design with restricted lift.
Ordering data
Note (Delivery capacity) | Not available! |
Product type description | NDT2KHTRT |
Article number (order number) | 101181274 |
eCl@ss number, Version 9.0 | 27-37-12-28 |
eCl@ss number, Version 11.0 | 27-37-12-28 |
ETIM number, version 6.0 | EC001028 |
General data
Standards | EN 60947-5-1 IEC/EN 60947-1 |
Versions | Keyboard switch element, manufacturer RAFI type RF 19 Short-travel key - Front plate mounting |
Design | Round |
Installation conditions (mechanical) | arbitrarily |
Sealing type | Membrane Lip gaskets Form seals |
Material of the front ring | ABS, chrome-plated |
Material of the bellows | Silicone |
Colour of the operating element | Red |
Colour of the front ring | Silver |
Colour of the bellows | White |
Gross weight | 45 g |
General data - Features
Mounting flange | Yes |
Probing possible | Yes |
Fully insulated | Yes |
Number of openers | 1 |
Number of shutters | 1 |
Mechanical data
Unlocking | without |
Mechanical life, minimum | 1,000,000 Operations |
Actuating stroke | 2 mm |
Actuating force | 15 N |
Tightening torque of the screw | 0.6 Nm |
Mechanical data - Connection technique
Terminal Connector | Screw connection |
Cable section, minimum | 0.14 mm², rigid 0.14 mm², flexible |
Cable section, maximum | 1.5 mm², rigid 1 mm², flexible |
Mechanical data - Dimensions
Height | 11 mm |
Mounting depth | 39 mm |
Diameter of touch surface | 27 mm |
Diameter of the front ring | 44.5 mm |
Diameter hole | 22.3 mm |
Diameter hole, with tolerance indication | 22.3 + 0.4 mm |
Thickness, of the front panel, minimum | 1.5 mm |
Thickness of the front panel, maximum | 6 mm |
Spacing | 50 x 50 mm |
Ambient conditions
Degree of protection | IP67 IP69K |
Ambient temperature, minimum | -25 °C |
Ambient temperature, maximum | +70 °C |
Electrical data
Switching voltage, maximum | 50 VAC |
Switching voltage, minimum | 3 VDC |
Switching current, minimum | 0 A |
Switching current, maximum | 0.26 A |
Switching capacity, maximum | 12.5 W |
Switching element | NO contact, NC contact |
Bounce duration, maximum | 5 ms |