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Description
PRODUCT INFORMATION OF Keyence Grating GL-S28SH.
| Model | GL-S28SH | |||
| Type | Slim type | |||
| Detection capability | ø25 mm ø0.98″ | |||
| Beam axis spacing | 20 mm 0.79″ | |||
| Operating distance | 0.1 to 2 m 0.3′ to 6.6′ | |||
| Effective aperture angle | Max. ±3.75° (when the operating distance is 2 m 6.6′) | |||
| Light source | Infrared LED (870 nm) | |||
| Response time(ms) | Wire synchronization, one-line, or optical synchronization system (channel 0) | ON→OFF | 7.4*1 | |
| OFF→ON | 50*2 | |||
| Optical synchronization system (channel A or B) | ON→OFF | 10.2*1 | ||
| OFF→ON | 54*2 | |||
| OSSD operation | Turns on when no interruptions are present in the detection zone | |||
| Synchronization between the transmitter and receiver | Optical synchronization or wire synchronization (determined by the wiring) |
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| Light interference prevention function | Optical synchronization: prevented by Channel A and B with setting switch Wire synchronization: prevented automatically |
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| Control output (OSSD output) | Output type | 2 transistor outputs (PNP or NPN output is determined by the cable type.) |
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| Max. load current | Max. 300 mA | |||
| Residual voltage (when ON) | Max. 2.5 V (with a cable length of 5 m 16.4′) | |||
| OFF state voltage | Max. 2.0 V (with a cable length of 5 m 16.4′) | |||
| Leakage current | Max. 200 µA | |||
| Max. load capacitance | 2.2 µF | |||
| Load wiring resistance | Max. 2.5 Ω | |||
| Inputs 1 and 2 | Short-circuit current: approx. 1 mA | |||
| Power supply | Current consumption(mA) | When the center indicator is ON | Transmitter | 44*3 |
| Receiver | 67*3 | |||
| When the center indicator is OFF | Transmitter | 29*3 | ||
| Receiver | 52*3 | |||
| Power voltage | 24 VDC ±20%, ripple (P-P) 10% or less, Class 2 | |||
| Protection circuit | Reverse current protection, short-circuit protection and surge protection for each output | |||
| Approved standards | EMC | EMS | IEC61496-1, EN61496-1, UL61496-1 | |
| EMI | EN55011 ClassA, FCC Part15B ClassA, ICES-003 ClassA | |||
| Safety | IEC61496-1, EN61496-1, UL61496-1 (Type 4 ESPE) IEC61496-2, EN61496-2, UL61496-2 (Type 4 AOPD) IEC61508, EN61508 (SIL3), IEC62061, EN62061 (SIL CL3) EN ISO13849-1: 2015 (Category 4, PLe) UL508, UL1998 GB4584 |
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| Environmental resistance | Enclosure rating | IP65/IP67 (IEC60529) | ||
| Overvoltage category | II | |||
| Ambient light | Incandescent lamp: 3,000 lux or less, Sunlight: 20,000 lux or less | |||
| Operating ambient temperature | -10 to +50 °C 14 to 122 °F (No freezing) | |||
| Storage temperature | -25 to +60 °C -13 to 140 °F (No freezing) | |||
| Operating relative humidity | 15 to 85 % RH (no condensation) | |||
| Storage relative humidity | 15 to 95 % RH | |||
| Vibration resistance | 10 to 55 Hz, Double amplitude 0.7 mm 0.03″, 20 sweeps in each of the X, Y, and Z directions | |||
| Shock resistance | 100 m/s2 (Approx. 10 G), 16 ms pulse, 1,000 times in each of the X, Y, and Z directions | |||
| Material | Main unit case | Polyarylate | ||
| Weight | Transmitter | 215 g | ||
| Receiver | 220 g | |||
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