Grayhill

Intuitive Human Interface Solutions

Since its founding in 1943, Grayhill has been a leading designer and manufacturer of quality electronic components, including optical and mechanical encoders, rotary switches, pushbutton switches, surface mount and thru-hole DIP switches, toggle switches, standard & custom keypads, custom operator interface front panels, I/O modules, mounting racks and controllers. Grayhill’s custom and standard products are widely applied in the electronic, defense aerospace, medical, automotive, agriculture and construction industries.

Grayhill is specialized in combining its products with displays to create custom panels and product shells. Whether you need heavy-duty durability or the ultimate in precision, Grayhill will work cooperatively to design the right solution for your unique challenge. It is the first ever company in the field to certified under ISO 9001.

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Human Interface Optical Encoders

Series	Features	Life Rating (cycles)	Resolution (PPR)	Body Size inches [mm]	Depth Behind Panel	Datasheet
62A,D,V	D = high detent, V = 3.3 Vdc	1,000,000	12, 16, 20, 24, 32	.500 x.540 [12,70 x 13,71]	.525 [13,33]	Open
62AG, 62VG	Price competitive solution AG = 5Vdc, VG = 3.3Vdc	1,000,000	16, 20, 24, 32	.500 x .540 [12,70 x 13,71]	.512 [13,00]	Open
62B	Push and pull to select functions	1,000,000	16, 32	.687 [17,45] diameter	1.080 [27,43]	Open
62C	Concentric shafts	1,000,000	12, 16, 20, 24, 32	.500 x .580 [12,70 x 14,73]	.933 [23,69]	Open
62F	LED for knob illumination	1,000,000	12, 16, 20, 24, 32	.500 x .540 [12,70 x 13,71]	.657 [16,68]	Open
62H	High torque, concentric shaft	1,000,000	8, 12, 16	.750 x .740 [19,05 x 18,80]	.878 [22,30]	Open
62HN	HT, non-turn pushbutton shaft	1,000,000	8, 12, 16	.750 x .740 [19,05 x 18,80]	.785 [19,93]	Open
62HR	High torque, redundant output	1,000,000	8, 12, 16	.750 x .740 [19,05 x 18,80]	.860 [21,84]	Open
62HS	High torque, short behind panel	1,000,000	8, 12, 16	.750 x .740 [19,05 x 18,80]	.545 [13,84]	Open
62M	Magnetic detent, 3M cycles	3,000,000	16, 24	1.100 [27,97] diameter	.686 [17,42]	Open
62N	Non-turn pushbutton shaft	1,000,000	12, 16, 20, 24, 32	.500 x .540 [12,70 x 13,71]	.670 [17,01]	Open
62NG	Non-turn pushbutton shaft	1,000,000	16, 20, 24, 32	.500 x .580 [12,70 x 14,73]	.512 [13,00]	Open
62R	Redundant output	1,000,000	12, 16, 24, 32	.500 x .540 [12,70 x 13,71]	.933 [23,69]	Open
62S	Minimal depth behind panel	1,000,000 to 3,000,000 (depending on model)	8, 12, 16, 20, 24, 32	.500 x .540 [12,70 x 13,71]	.289 [7,34]	Open
62SG	Minimal depth behind panel	1,000,000	16, 24, 32	.500 x .580 [12,70 x 14,73]	.272 [6,91]	Open
62T	Thumbwheel	500,000 to 1,000,000 (depending on model)	16	.780 x 1.770 [19,81 x 44,95]	.750 [19,05]	Open
61A	Absolute coding	1,000,000	8, 16, 32	.875 [22,22] square	.525 [13,33]	Open
61K	High resolution, long life	10,000,000	25, 32, 50, 64, 128, 256 (cycles per revolution)	1.250 [31,75] diameter	.500 [12,70]	Open
61L	One quadrature cycle per detent	1,000,000	24 (cycles per revolution)	.650 [16,50} square	.590 [14,98]	Open
61M	Simulates Mechanical Rotary Output	1,000,000	12	.687 [17,45]	.702 [17,83]	Open
61R	High resolution with optional index pulse	10,000,000	25, 32, 50, 64, 128, 256 (cycles per revolution)	1.250 [31,75] diameter	.500 [12,70]	Open
63K	High resolution, ball bearing, 4-pin	300,000,000	25, 32, 50, 64, 128, 256 (cycles per revolution)	1.250 [31,75] diameter	.500 [12,70]	Open
63R	High resolution, ball bearing, 5-pin (polarized)	300,000,000	25, 32, 50, 64, 128, 256 (cycles per revolution)	1.250 [31,75] diameter	.500 [12,70]	Open

Mechanical Rotary Encoders

Series	Features	Life Rating (cycles)	Angles of Throw (degrees)	Body Size inches [mm]	Depth Behind Panel	Datasheet
20	Smallest with concentric shafts	25	22, 30, 30, 45	.500 [12,70] square	.659 [16.74]	Open
25	Multi-deck	50	10, 11.25, 12, 15, 18, 22.5, 30, 45, 60, 90	0.865 [21,97] square	0.450 {11,43]	Open
25L	Price competitive	100	10, 11.25, 15, 18, 22.5, 30, 45	0.865 [21,97] square	0.343 [8,71]	Open
26	Small size	25	22.5, 45	0.500 [12,70] diameter	0.332 [8,43]	Open
26 PTT	Pull-to-turn (isolated positions)	25	22.5	0.500 [12,70] diameter	0.600 [15,24]	Open
51	PC mount termination	25	30	0.687 [17,45] diamater	0.537 [13,64]	Open
71	Solder lug termination	25	36	0.687 [17,45] diamater	0.761 [19,32]	Open