- Snap action with constant contact pressure up to switching point
- Metal enclosure
- Good resistance to oil and petroleum spirit
- 66,7 mm x 76 mm x 38 mm
- Actuator heads can be repositioned by 4 x 90°
- Including Ex-certified screwed cable gland and screw plug
- Mounting details to EN 50041
- 3 cable entries M 20 x 1.5
- Ex certified
- Ex-Zone 2 and 22
Ordering data
| Product type description | EX-ZS 355-11Z-3G/D | 
| Article number (order number) | 101193775 | 
| EAN (European Article Number) | 4030661356914 | 
| eCl@ss number, Version 9.0 | 27-27-26-01 | 
| eCl@ss number, Version 11.0 | 27-27-26-01 | 
| ETIM number, version 6.0 | EC000030 | 
| ETIM number, version 7.0 | EC000030 | 
Explosion protection
| Explosion protection: regulations | EN 60079-15 EN 60079-31 IEC 60079-0 | 
| Explosion protection zones | 22 2 | 
| Explosion protection category | 3D 3G | 
| Explosion protection designation | D II 3G Ex nC IIC T5 Gc X D II 3D Ex tc IIIC T90°C Dc X | 
| Manufacturer declaration | ATEX Zone 2 and 22 | 
General data
| Standards | IEC 60947-5-1 BG-GS-ET-15 | 
| Housing construction form | Norm construction design | 
| Actuator type to DIN EN 50041 | B | 
| Enclosure material | Light alloy die-casting | 
| Enclosure coating material | painted | 
| Material of the contacts, electrical | Silver | 
| Gross weight | 283.5 g | 
General data - Features
| Safety functions | Yes | 
| Number of auxiliary contacts | 1 | 
| Number of safety contacts | 1 | 
Safety appraisal
| Standards | EN ISO 13849-1 | 
| Mission Time | 20 Year(s) | 
Safety appraisal - Safety outputs
| B10d Normally-closed contact (NC) | 20,000,000 Operations | 
Mechanical data
| Actuating element | Plunger | 
| Mechanical life, minimum | 30,000,000 Operations | 
| Impact energy, maximum | 1 J | 
| Actuating force, minimum | 12 N | 
| Actuating speed, maximum | 0.5 m/s | 
| Note Bounce duration | Bounce duration in accordance with actuating speed | 
Mechanical data - Connection technique
| Terminal Connector | Screw connection | 
| Cable cross-section of the cable glands, minimum | 7 mm | 
| Cable cross-section of the cable glands, maximum | 12 mm | 
| Cable section, minimum | 0.75 mm² | 
| Cable section, maximum | 2.5 mm² | 
| Note (Cable section) | All indications about the cable section are including the conductor ferrules. | 
| Wire cross-section | 13 AWG | 
Mechanical data - Dimensions
| Length of sensor | 38 mm | 
| Width of sensor | 40.5 mm | 
| Height of sensor | 103.5 mm | 
Ambient conditions
| Degree of protection | IP67 | 
| Ambient temperature, minimum | -20 °C | 
| Ambient temperature, maximum | +60 °C | 
Ambient conditions - Insulation value
| Rated insulation voltage Ui | 500 V | 
| Rated impulse withstand voltage Uimp | 6 kV | 
Electrical data
| Thermal test current | 10 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 | NO contact, NC contact | 
| Switching principle | Snap switch element | 
| Switching frequency | 5,000 /h | 
| Switchover time, maximum | 2 ms | 
 
                



 
                                         
                                         
                                         
                                         
                                         
                                        
 
                   
                   
                  