800-5501 BD-1 Block Occupancy Detector Opto-Elect People-and-Figures 1x Clock Sign

1x Clock Sign

the new Diagram 84s proved successful

1 without and 3 with roof

Technical Specification: Radius: 571

a pack of 5 passenger coaches

800-5501 BD-1 Block Occupancy Detector Opto-Elect People-and-Figures 1x Clock SignBD 1 Block Occupancy Detector Opto Elect Details: The CIRCUITRON BD 1 is an advanced integrated circuit block occupancy detector designed to provide reliable, positive indication of track occupancy in model railway layouts. Using proven opto electronic detection technology, it identifies the presence of any rolling stock within a protected block section without requiring modifications to locomotives or wagons. Two pairs of CIRCUITRON opto sensors are