25LB22-G-Z Grayhill Inc, 25LB22-G-Z Datasheet - Page 7
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25LB22-G-Z
Manufacturer Part Number
25LB22-G-Z
Description
25LB22-G-Z,BLK Y, 16 Positions
Manufacturer
Grayhill Inc
Series
25Lr
Datasheet
1.71AD36-3118.pdf
(12 pages)
Specifications of 25LB22-G-Z
Encoder Type
Mechanical
Output Type
Gray Code (Absolute)
Pulses Per Revolution
16
Actuator Type
1/4" Dia Flatted End
Detent
Yes
Built In Switch
No
Mounting Type
Panel, PCB Through Hole
Orientation
Vertical
Termination Style
PC Pin
Rotational Life (cycles Min)
100K
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Voltage - Supply
-
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
Q5357371
SERIES 26
Binary and Gray Code
DIMENSIONS
SPECIFICATIONS
Electrical Ratings
Rated: 25,000 cycles with logic compatible
loads. Make and break 200 mA.
Contact Resistance: 500 milliohms maximum
(less than 100 milliohms initially)
Insulation Resistance: 1000 megohms
minimum (10,000 megohms initially)
Dielectric Strength: 250 Vac minimum
Materials and Finishes
Panel Seal: Silicone Rubber
Shaft Seal: Fluorosilicone
Mounting Nut (mounting hardware–one
per switch): Brass, tin/zinc-plated
Internal Tooth Lockwasher (mounting
hardware–one per switch): Steel,
tin/zinc-plated
Detent Balls: Carbon steel, nickel-plated
Detent Spring: Pretinned music wire
Detent Rotor: Thermoplastic
Shaft, Stop Arm and Stop Pins: Stainless
steel
Bushing: Zamak II tin/zinc alloy, zinc-plated
Switch Base: Diallyl phthalate
Printed Circuit Board: NEMA Grade FR-4.
Terminals: Brass, gold-plated over nickel
plate
Contacts: Copper alloy, gold-plated over
nickel plate
Additional Characteristics
Rotational Torque: 4 to 8 oz-in on a new
switch.
Vibration Resistance: 10 to 55 Hz at
0.060" double amplitude; no damage and
no contact openings per MIL-STD-202,
Method 201A
Encoder
6
.203 ± .003
(5,16 ± 0,10)
ACROSS FLATS
.500 ± .015
(12,7 ± 0,38) DIA.
Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois
ANGLE A
Maximum Switch
C
L
POS. 0
Positions
In inches (and millimeters)
16
8
C L
OF BUSHING FLATS
Mechanical Encoders
.094 (2,39)
Angle
33.75°
67.5°
A
.250 (6,35)
ORDERING INFORMATION
BCD Output–Adjustable Stop
Available from your local Grayhill Distributor.
For prices and discounts, contact a local Sales
Office, an authorized local Distributor or Grayhill.
AVAILABLE CODES
• Hexadecimal
• Octal
• BCD (Adjusted)
• Quadrative
• Custom (4-Bit, 16 position maximum)
• RoHS Compliant
Shock Resistance: Passes medium
requirement MIL-S-3785 (MIL-STD-202,
Method 213)
Stop Strength: 5 in-lbs minimum
Terminals: All switches are provided with
all 5 terminals, regardless of the number of
active positions.
Relative Humidity: 90-95% at 40
hours (MIL-STD-202 Method 103, Test
Condition A)
OPTIONS
Adjustable Stop Switches
The switch may have continuous rotation, or
be adjusted to limit the rotation. The panel
seal ring can be removed to expose the stop
pin holes on the front of the switch. Two stop
pins and panel seal o-ring are supplied with
the switch. One or both may be used to limit
the rotation as desired.
Shaft and Panel Seal
All switches are provided with a shaft and
panel seal.
16 Positions
.375 (9,53)
Unless specified otherwise, all tolerances are ± .015 ( 0,38)
Number of
8 Positions
.125 ± .003 DIA.
(Ø 3,18 ± 0,10)
Positions
.250 (6,35)
60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com
(24,31)
REF.
.957
26ASD45-01-1-AJS
26ASD22-01-1-AJS
1/4-28 UNF-2A THREAD
Number
Part
.332 (8,43)
o
C for 240
(0,64 ± 0,13)
.180 (4,57)
.025 ± .005
3 PLACES
CODE AND TRUTH TABLE
*Dot indicates terminal tied to common.
Gray Code Output–Continuous Rotation
Custom switches with options such as 1/4" shaft
diameter, longer shaft or terminals available by
contacting Grayhill sales. Custom encoders with
options such as: custom code output, 1/4" shaft
diameter, and longer shaft and terminal lengths
are avalable by contacting the Grayhill sales
office.
16 Positions
COMMON TERMINAL
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Number of
8 Positions
Positions
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
(7,62)
.300
.200 (5,08)
.150 (3,81)
2 PLACES
1
Grayhill part number and date
code marked on label. Customer
part number marked on request.
BCD Output*
2
26GSD22-01-1-AJS
26GSD45-01-1-AJS
4
1
8
C L
8
C
Number
2
4
Part
Gray Output*
1
.100 (2,54)
2 PLACES
C L
2
4
8