Standard Keypads
SERIES 84R
Rugged Keypad for Tough Environments
FEATURES
• Metal Keys and Housing
• Sealed for Use Outdoors
• Full Travel Keys Provide Positive Feedback
• Choice of Dome Contacts or Conductive Rubber Contacts
• Choice of Matrix Coding or Single Pole/Common Bus Coding
• Available with an Optional Locking Connector
• Custom Engraved Legends Available
Keyboards and Keypads
DESCRIPTION
Series 84R keypads work in harsh industrial environments where exposure
to fine particulates compromises other keypads. The sealed openings and
tough construction make this keypad perfect for outdoor use as well.
Typical applications include security system code entry and
product selection on outdoor terminals.
3 X 4 DIMENSIONS
in inches (and millimeters)
.750 , 2 EQ. SPS.
TOL. NON-ACCUM.
1.140
.545
.366
.531
.636
1.155
.600
.855
1.200
1.140
.750 , 3 EQ. SPS.
TOL. NON-ACCUM.
1
4
7
2
5
8
11
3
6
9
12
.435
1.830
3.660
1.830
4.530 ±.020
3.660
Ø.180
10
.435
2.910
3.780 ±.020
.158
REF.
.435
.025 ±.002 SQ.
TERMINAL PINS
7 PLCS.
R .430
.435
.435
.025 ±.002 SQ.
TERMINAL PINS
13 PLCS.
R .430
Recommended Panel Cut-out
2.910 ±.008
2.540 ±.008
.705 ±.008
Matrix Output
.100 REF. TYP.
1.610 ±.008
Single Pole/Common Bus
TERMINAL PIN
IDENTIFICATION
A H B J C K D L E M F N G
1.500 ±.008
3.290 ±.008
A
TERMINAL PIN
IDENTIFICATION
B
C
D
E
F
G
.100 REF. TYP.
3.660 ±.008
.440 ±.008
R .070
Rear Mount
R .120
Front Mount
Ø.220
Notes:
1. All dimensions are Grayhill recommended minimums required to mount 84R Series 3x4 Keypads.
2. Terminal/Connector field openings are shown for single pole/common bus circuitry.
3. Maximum panel thickness:
Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois
60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com
Standard Keypads
4 X 4 DIMENSIONS
in inches (and millimeters)
.750 , 3 EQ. SPS.
TOL. NON-ACCUM.
1.208
.545
.375
.540
.645
1.830
1.830
1.208
.750 , 3 EQ. SPS.
TOL. NON-ACCUM.
1
5
9
2
6
10
14
3
7
11
15
4
8
.435
.503
.503
.700
1.600
12
16
1.480
Ø.180
13
Keyboards and Keypads
1.030
3.660
SQ.
.149
REF.
.503
.025 ±.002 SQ.
TERMINAL PINS
8 PLCS.
R .430
.503
.025 ±.002 SQ.
TERMINAL PINS
17 PLCS.
R .430
4.665 ±.020 SQ.
Recommended Panel Cut-out
3.660 ±.008
1.610
±.008
.810 ±.008
Matrix Output
.100 REF. TYP.
F
E
D
B
C
A
G
H
TERMINAL PIN
IDENTIFICATION
Single Pole/Common Bus
A
B
C
D
E
F
G
H
J
K
L
M
N
P
Q
R
S
3.290 ±.008
.100 REF. TYP.
3.290
±.008
3.660
±.008
2.040
±.008
Rear Mount
R .120
Ø.220
Front Mount
.440
±.008
R .070
TERMINAL PIN
IDENTIFICATION
Notes:
1. All dimensions are Grayhill recommended minimums required to mount 84R Series 3x4 Keypads.
2. Terminal/Connector field openings are shown for single pole/common bus circuitry.
3. Maximum panel thickness:
CODE AND TRUTH TABLES
Dots in the chart indicate connected terminals when switch is closed. Terminals are identified on the keyboard.
12 Button Keypads
16 Button Keypads
3x4
1
2
3
4
5
6
7
8
9
10
11
12
CODES
Matrix
Single
Pole/Common Bus
4x4
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Matrix
CODES
Single
Pole/Common Bus
•
•
•
•
BUTTON LOCATION
•
•
•
•
•
•
•
•
•
•
BUTTON LOCATION
•
•
• •
•
•
•
•
•
C B A G F E D E C B F D A N K H M L J G
TERMINAL LOCATION
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
• •
••
•
•
•
•
•
•
•
•
•
•
• •
• •
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
A B C D E F GH
•
•
•
•
D B A C H F E G K M L J P R Q N
S
TERMINAL LOCATION
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
• •
••
Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois
60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com
Standard Keypads
SPECIFICATIONS
Dome Contacts Rating Criteria
Rating at 24 Vdc:10
mA resistive (max)
Contact Bounce:
4 milliseconds maximum at
make; 10 milliseconds maximum at break
Contact Resistance:
10 ohms maximum
Voltage Breakdown:
250 V
Life Expectancy:
3 million operations/button
Insulation Resistance:
1000 MegOhms min.
Rubber Contacts Rating Criteria
Rating at 24 Vdc:
5 mA for .5 seconds
Contact Bounce:
less than 12 milliseconds
Contact Resistance:
less than 100 ohms initial
Voltage Breakdown:
250 VAC between
components
Life Expectancy:
3 million operations/button
Insulation Resistance:
>10 Ohms @500 VDC
Materials and Finishes
PC Board:
FR-4 Glass Cloth Epoxy
Dome Retainer/Rear Seal Sheet:
Polyester
Housing/Buttons:
Aluminum Alloy
Keypad/Gasket:
Black Flourosilicone Rubber,
50 Durometer
+
5
Domes:
Stainless Steel
Connector/Header:
Glass Filled Polyester
Terminals:
Gold Plated, Phosphor Bronze
Dome Contacts Operating Features
Pre-Travel:
0.030" minimum
Operating Force:
20
+
4 ounces
Operating Temperature:
-55°C to 85°C
Humidity:
0 to 98% (no condensation)
Keyboards and Keypads
Rubber Contacts Operating Features
Pre-Travel:
0.050" minimum
Operating Force:
175
+
40 grams
Operating Temperature:
-55°C to 85°C
Humidity:
0 to 98% (no condensation)
STANDARD LEGENDS
Available through Grayhill Distributors
To order one of the configurations below, use the dash number shown here; select the
keypad size and code, and order the part number with the appropriate legend dash number.
-112
-014
-000
-000
HEADER CONNECTORS
Compatible with: Samtec, Inc.
Header Series
BCS, BSW, CES, ESW, ESQ, SLW, SSW, SSQ,
IDSS and IDSD or equivalent.
ORDERING INFORMATION
Grayhill Series Number
Size Option:
A = 3x4; B = 4x4
Circuitry Option
B2 = Matrix in-line pins
C2 = Single pole/common bus, in-line pins
84R-AB2-112-PD
Key Contact Option
D = Metal Domes; R = Conductive Rubber
Connector Option
P = Terminal Pins; C = Locking Connector
Standard Legend Choices
3x4 Size = -112; 4x4 Size = -014; Blank = -000
AVAILABILITY
For prices and discounts, contact a local Sales
Office, an authorized local Distributor or Grayhill.
CUSTOM LEGENDS
Custom keytop graphics are available. Contact
a local Sales Office or Grayhill directly to enquire
about minimum requirements and costs.
Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois
60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com
DIY/Open Source Hardware
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