System Sensor 2151T RAFA The connections for the external

The connections for the external power supply and the communication loop are isolated to prevent electrical interaction between them

— KI-SB Detector Mounting Base - Standard

UPC Code: 783008106447

the RF5108WKK1-433

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System Sensor 2151T RAFA The connections for the externalModel 2151 (photoelectric sensor) and model 2151T (photoelectric sensor with thermal) can be used with a variety of adapter bases in several wiring configurations and voltages. Other features include: low current draw, stable performance in high air velocities, built in tamper resistant base design, remote LED option, removable cover and built in test switch.