Product Details
Thumbwheel Switches


2438
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Description:
A thumbwheel edge switch in a black plastic housing. This high quality switch has gold plated contacts on both the PCB and wiper to ensure reliable operation. The numbers 0 to 9 appear in the aperture in the front as the aperture is revolved, and the operation is smooth and positive. The switches are front panel mounting with snap-in fixings, and can be snapped together to form a bank of switches if desired. 
Connections are made as follows: 
No. Pin numbers
BCD
0 None
1 C and1
2 C and 2
3 C, 1 and 2
4 C and 4
5 C, 1 and 4
6 C, 2 and 4
7 C, 1, 2 and 4
8 C and 8
9 C, 1 and 8
Switch resistance: 100m max
Current carrying capacity: 1A max
Contact rating: 150mA at 50Vac
or 28Vdc
Character height: 5ยท 8mm
Width of switch: 8mm
Overall height: 33m
Overall depth: 43mm
Panel cut-out: 31 x 8mm