Super-compact Proximity Sensor
            
        
last update: July 1, 2024
| Model | E2S-W11
 E2S-W12  | 
E2S-Q11
 E2S-Q12  | 
E2S-W21
 E2S-W22  | 
E2S-Q21
 E2S-Q22  | 
|
|---|---|---|---|---|---|
| Sensing surface | Top | Front | Top | Front | |
| Sensing distance | 1.6 mm ±15% | 2.5 mm ±15% | |||
| Set distance | 0 to 1.2 mm | 0 to 1.9 mm | |||
| Differential travel | 10% max. of sensing distance | ||||
| Detectable object | Ferrous metal (The sensing distance decreases with non-ferrous metal. Refer to Data Sheet.) | ||||
| Standard sensing object | Iron, 12 × 12 × 1 mm | Iron, 15 × 15 × 1 mm | |||
| Response frequency * | 1 kHz min. | ||||
| Power supply voltage
 (operating voltage range)  | 
12 to 24 VDC (10 to 30 VDC), ripple (p-p): 10% max. | ||||
| Leakage current | 0.8 mA max. | ||||
| Control
 output  | 
Load current | 3 to 50 mA max. | |||
| Residual voltage | 3 V max. (under load current of 50 mA with cable length of 1 m) | ||||
| Indicators | [][]1 Models: Operation indicator (orange), Setting indicator (green)
 [][]2 Models: Operation indicator (orange)  | 
||||
| Operation mode
 (with sensing object approaching)  | 
[][]1 Models: NO
 [][]2 Models: NC Refer to Data Sheet.  | 
||||
| Protection circuits | Output short-circuit protection, Surge suppressor | ||||
| Model | E2S-W13
 E2S-W14  | 
E2S-Q13
 E2S-Q14  | 
E2S-W23
 E2S-W24  | 
E2S-Q23
 E2S-Q24  | 
E2S-W15
 E2S-W16  | 
E2S-Q15
 E2S-Q16  | 
E2S-W25
 E2S-W26  | 
E2S-Q25
 E2S-Q26  | 
|
|---|---|---|---|---|---|---|---|---|---|
| Sensing surface | Top | Front | Top | Front | Top | Front | Top | Front | |
| Sensing distance | 1.6 mm ±15% | 2.5 mm ±15% | 1.6 mm ±15% | 2.5 mm ±15% | |||||
| Set distance | 0 to 1.2 mm | 0 to 1.9 mm | 0 to 1.2 mm | 0 to 1.9 mm | |||||
| Differential travel | 10% max. of sensing distance | ||||||||
| Detectable object | Ferrous metal (The sensing distance decreases with non-ferrous metal. Refer to Engineering Data on page 4.) | ||||||||
| Standard sensing
 object  | 
Iron, 12 × 12 × 1 mm | Iron, 15 × 15 × 1 mm | Iron, 12 × 12 × 1 mm | Iron, 15 × 15 × 1 mm | |||||
| Response frequency * | 1 kHz min. | ||||||||
| Power supply voltage
 (operating voltage range)  | 
12 to 24 VDC (10 to 30 VDC), ripple (p-p): 10% max. | ||||||||
| Current consumption | 13 mA max. at 24 VDC (no-load) | ||||||||
| Control
 output  | 
Load
 current  | 
NPN open-collector output, 50 mA max. (30 VDC max.) | PNP open-collector output, 50 mA max. (30 VDC max.) | ||||||
| Residual
 voltage  | 
1.0 V max. (under load current of 50 mA with cable length of 1 m) | ||||||||
| Indicators | Operation indicator (orange) | ||||||||
| Operation mode
 (with sensing object approaching)  | 
[][]3 Models: NO
 [][]4 Models: NC Refer to the timing charts under I/O Circuit Diagrams on page 5 for details.  | 
[][]5 Models: NO
 [][]6 Models: NC Refer to the timing charts under I/O Circuit Diagrams on page 5 for details.  | 
|||||||
| Protection circuits | Power supply reverse polarity protection, Surge suppressor | ||||||||
| Model | E2S-[][][] | |
|---|---|---|
| Ambient temperature range | Operating: -25 to 70°C (with no icing or condensation),
 Storage: -40 to 85°C (with no icing or condensation)  | 
|
| Ambient humidity range | Operating: 35% to 90% (with no condensation), Storage: 35% to 95% (with no condensation) | |
| Temperature influence | ±15% max. of sensing distance at 23°C in the temperature range of -25 to 70°C | |
| Voltage influence | ±2.5% max. of sensing distance at rated voltage in rated voltage ±10% range | |
| Insulation resistance | 50 MΩ min. (at 500 VDC) between current-carrying parts and case | |
| Dielectric strength | 1,000 VAC for 1 min between current-carrying parts and case | |
| Vibration resistance | Destruction: 10 to 55 Hz, 1.5-mm double amplitude for 2 hours each in X, Y, and Z directions | |
| Shock resistance | Destruction: 500 m/s2 3 times each in X, Y, and Z directions | |
| Degree of protection | IEC 60529 IP67 | |
| Connection method | Pre-wired Models (Standard cable length: 1 m) | |
| Weight (packed state) | Approx. 10 g | |
| Materials | Case | Polyarylate resin | 
| Accessories | Mounting Brackets | |
last update: July 1, 2024