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See Product Specifications
| Part Number: | SF4-AH28 | 
| Category: | Sensors, Transducers | 
| Subcategory: | Optical Sensors - Photointerrupters - Slot Type - Logic Output | 
| Manufacturer: | Panasonic Industrial Automation Sales | 
| Packaging: | Box | 
| Product Status: | Obsolete | 
| Sensing Distance: | 11.811" ~ 275.591" (30cm ~ 7m) | 
| Sensing Method: | Through-Beam | 
| Output Configuration: | PNP - Open Collector | 
| Mounting Type: | Chassis Mount | 
| Current - Supply: | - | 
| Voltage - Supply: | 21.6V ~ 26.4V | 
| Response Time: | 11ms, 70ms | 
| Operating Temperature: | -10°C ~ 55°C (TA) | 
| Package / Case: | Module, Pre-Wired |