| Model | E3T-SR44 2M |
|---|
| Shape | Square type |
|---|
| Sensing method | Retro-reflective without M.S.R. function |
|---|
| Sensing distance | When using the E39-R4: 30 to 200 mmWhen using the E39-R37-CA: 10 to 100 mm |
|---|
| Standard sensing object | Opaque: 27 mm dia. min. |
|---|
| Minimum sensing object | 2 mm min. dia. (sensing distance: 100 mm) |
|---|
| Directional angle | 2 to 20 ° |
|---|
| Light source | Red LED (650 nm) |
|---|
| Power supply voltage | 12 to 24 VDC±10% ripple (p-p) 10% max. |
|---|
| Current consumption | 20 mA max. |
|---|
| Control output | PNP open collector26.4 VDC max.50 mA max.Residual voltage: 1 V max. (Load current Less than 10 mA)Residual voltage: 2 V max. (Load current 10 to 50 mA) |
|---|
| Operation mode | Dark-ON |
|---|
| Protective circuit | Output short-cut protection, Output reverse polarity protection, Power supply reverse polarity protection |
|---|
| Response time | Operate or reset: 1 ms max. |
|---|
| Ambient illuminance | Incandescent lamp: 5,000 lx max.Sunlight: 10,000 lx max. |
|---|
| Ambient temperature range (Operating) | -25 to 55 ℃ (with no freezing or condensation) |
|---|
| Ambient temperature range (Storage) | -40 to 70 ℃ (with no freezing or condensation) |
|---|
| Ambient humidity range (Operating) | 35 to 85 % (with no condensation) |
|---|
| Ambient humidity range (Strage) | 35 to 95 % (with no condensation) |
|---|
| Insulation resistance | 20 MΩ min. (500 VDC megger) |
|---|
| Dielectric strength | 1000 VAC 50/60 Hz 1 min |
|---|
| Vibration resistance | Destruction: 10 to 2000 Hz, 1.5 mm or 300 m/s2 double amplitude for 0.5 hours each in X, Y, and Z directions |
|---|
| Shock resistance | Destruction: 1000 m/s2 3 times each in X, Y and Z directions |
|---|
| Connection method | Pre-wired models (Cable length 2 m) |
|---|
| Indicator | Operation indicator (orange), Stability indicator (green) |
|---|
| Weight | Package: Approx. 20 g |
|---|
| Accessories | Instruction manual, Set screws for mounting (M2*14), Nuts, Reflector (E39-R4) |
|---|
| Material | Case: Polybutylene terephthalate (PBT)Lens: Methacrylate resinDisplay: Denatured Polyarylate |
|---|
