Manual Switches
Electronic Control Pushbutton
INCANDESCENT OR NON-LIGHTED DISPLAY
Electrical Data
Buttons
Lamps and LEDs
Accessories
Mounting Dimensions
AML21 Series
page 19
page 43
page 58
pages 56, 57
pages 59, 62
Buttons ordered separately.
FEATURES
1, 2, or 4 poles.
Silver or gold contacts.
Full guard bezel option.
Momentary or 2-level alternate action
(push-on, push-off).
UL recognized, CSA certified.
Lamps can be furnished installed or
ordered separately.
Lamp circuit independent of switch circuit.
*
*
*AML21 Series: 1 pole and 2-pole
only.
AML21 ORDER GUIDE
AML21 B
Housing
Type
B
Bezel
Color
B
Black
A
Incandescent
Lamp Type
A
No Lamp
Installed
B
6 V Lamp*
C
14 V Lamp*
E
28 V Lamp*
2
Terminal
Type
2
.110
×
.020
(Solder or
Quick-Connect)
3
.025
×
.025
(Printed Ckt. or
Push-On)
AA
Circuitry Codes
(Each pole has double-throw)
Silver
Contacts
Mom. Action
AA
1-Pole
AC
2-Pole
CC
4-Pole
Alt. Action
AB
1-Pole
AD
2-Pole
CD
4-Pole
Gold
Contacts
Mom. Action
BA
1-Pole
BC
2-Pole
DC
4-Pole
Alt. Action
BB
1-Pole
BD
2-Pole
DD
4-Pole
Gold-Plated
Silver
Contacts
Mom. Action
EA
1-Pole
EC
2-Pole
Alt. Action
EB
1-Pole
ED
2-Pole
AML21B
AML21C
AML21E
AML21F
AML21G
Standard Bezel:
Square Non-Lighted
Square 1 Lamp Ckt.
Rect. Non-Lighted
Rect. 1 Lamp Ckt.
Rect. 2 Lamp Ckts.
Full Guard Bezel:
AML21H
Square Non-Lighted
AML21J
Square 1 Lamp Ckt.
AML21K
Rect. Non-Lighted
AML21L
Rect. 1 Lamp Ckt.
AML21M
Rect. 2 Lamp Ckts.
* Lamps will be installed per each lamp circuit specified in the Housing Type.
Example:
AML21BBA2AA
Square pushbutton switch housing non-
lighted; black bezel; .110
×
.020 termina-
tion; momentary action; 1-pole, double-
throw; silver contacts.
26
Honeywell Sensing and Control 1-800-537-6945 USA
1-815-235-6847 International 1-800-737-3360 Canada
Manual Switches
Electronic Control Pushbutton
LED DISPLAY
FEATURES
Identical to AML21 switches, except
furnished with high efficiency LED
display.
Rectangular LED’s are flush with
button surface, providing wide angle
indication.
Optional diode protection for LED’s.
5 thru 24 VDC LED devices have an
internal resistor to maintain current at
nominal 20 mA.
UL recognized, CSA certified.
LED circuit independent of switch
circuit.
AML22 Series
Electrical Data
Buttons
Lamps and LEDs
Accessories
Mounting Dimensions
*
page 19
pages 42, 43
page 58
pages 56, 57
pages 59, 62
*
Buttons with LED ‘‘window’’ ordered separately.
LEDs are not replaceable.
*AML22 Series: 1 pole and
2-pole only.
AML22 ORDER GUIDE
AML22 C
Housing
Type
B
Bezel
Color
B
Black
B
LED Color/
Voltage
Red
B
V*
C
5V
D
10V
E
15V
F
24V
Yellow
H
V*
J
5V
K
10V
L
15V
M
24V
Green
R
V*
S
5V
T
10V
W
15V
X
24V
2
Terminal
Type
2
.110
×
.020
(Solder or
Quick-Connect)
3
.025
×
.025
(Printed Ckt.,
or Push-On)
8
.110
×
.020
With Diode
Protection
for LED
AA
Circuitry Codes
(Each pole has double-throw)
Silver
Contacts
Mom. Action
AA
1-Pole
AC
2-Pole
CC
4-Pole
Alt. Action
AB
1-Pole
AD
2-Pole
CD
4-Pole
Mom. Action
BA
1-Pole
BC
2-Pole
DC
4-Pole
Alt. Action
BB
1-Pole
BD
2-Pole
DD
4-Pole
Mom. Action
EA
1-Pole
EC
2-Pole
Alt. Action
EB
1-Pole
ED
2-Pole
Standard Bezel:
AML22C
Square 1 LED
AML22H
Square 1 High-
Profile LED (For use with
AML52-A buttons)
Full Guard Bezel:
AML22J
Square 1 LED
Gold
Contacts
Manuals
Gold-Plated
Silver
Contacts
* See LED information for devices without current limiting resistor, page 58.
Example:
AML22CBB2AA
Square pushbutton switch housing with
one LED, black bezel; red LED (without
resistor); .110
×
.020 termination; mo-
mentary action, 1-pole, double-throw; sil-
ver contacts.
CONTACT ARRANGEMENT
1, 2 or 4 poles: Form C
Honeywell Sensing and Control 1-800-537-6945 USA
1-815-235-6847 International 1-800-737-3360 Canada
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