Omron M22 DATASHEET
Indicator
M22
22-dia. and 25-dia. Round Indicator Series
• Easy mounting and removal of Socket Unit.
• Use 25-dia. ring to install in 25-dia. panel cutouts.
• Finger protection mechanism on Lamp provided as a standard
feature.
• UL and cUL approved (File No. E41515)
Model Number Structure
■ Model Number Legend
Completely Assembled
Shipped as a set which includes the Display, Lamp, and Socket Unit.
1 2 3
M22-@@-@
1 Flange Shape
Code Description
F
Round/Flat
C
Square/Projection
2 Illumination Color
Code Description
R
Red
G
Green
Y
Yellow
W
White
A
Blue
3 Light Source
Code Operating voltage
Without Voltage Reduction Unit
6D 6 VDC
LED
6A 6 VAC
12A 12 VAC/VDC
24A 24 VAC/VDC
5 5 VAC/VDC
Incandescent
lamp
12 12 VAC/VDC
24 24 VAC/VDC
H1 100 VAC/VDC
With Voltage Reduction Unit
T1 110 VAC
LED
T2 220 VAC
Note: The LED lamp (24 VAC/VDC) can be lit by
directly applying 110 VAC/VDC (220 VAC/
VDC) to the lamp terminal. LED incorporates the 24-VAC/VDC type.
Switches
Pushbutton
Indicator M22 G-137
Subassembled
The Display, Lamp, or Socket Unit can be ordered separately. Use them in combination for models that are not available as assembled Units. These
can also be used as inventory for maintenance parts.
1. Display
1 2
M22-@@
2. Lamp
1 Flange Shape
Code Description
F
Round/Flat
C
Square/Projection
A22-@@
1 Operating Voltage (Rated Voltage)
Incandescent
Code Description
5 5 VAC (6 VAC)
12 12 VAC (14 VAC)
24 24 VAC (28 VAC)
H1 100 VAC (130 VAC)
LED
6D 6 VDC (6 VDC)
6A 6 VAC (6 VAC)
12A 12 VAC/VDC (12 VAC/VDC)
24A 24 VAC/VDC (24 VAC/VDC)
1 2
2 Cap Color
Code Description
R
Red
G
Green
Y
Yellow
W
White
Blue
A
2 Illumination Color
Code Description
None Incandescent lamp
R
Red
G
Green
Y
Yellow
A
Blue
3. Socket Unit
1
M22-00-@
1 Voltage Reduction Unit
Code Description
None Without Voltage Reduction Unit
T1 110 VAC
T2 220 VAC
G-138 Indicator M22
Ordering Information
■ List of Models
Completely Assembled
Indicator
Appearance Lighting Operating voltage Model Illumination color
Round/Flat
without Voltage
Reduction Unit
M22-F
Round/Flat
with Voltage
Reduction Unit
M22-F
Square/Projection
without Voltage
Reduction Unit
M22-C
Square/Projection
with Voltage
Reduction Unit
M22-C
LED 6 VDC M22-F@-6D Insert one of the
6 VAC M22-F@-6A
12 VAC/VDC M22-F@-12A
24 VAC/VDC M22-F@-24A
110 VAC M22-F@-T1
220 VAC M22-F@-T2
6 VDC M22-C@-6D
6 VAC M22-C@-6A
12 VAC/VDC M22-C@-12A
24 VAC/VDC M22-C@-24A
110 VAC M22-C@-T1
220 VAC M22-C@-T2
following letters
into the box @.
R (red)
Y (yellow)
G (green)
W (white)
A (blue)
Switches
Pushbutton
Indicator M22 G-139
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