U840 APEM Components, U840 Datasheet - Page 49

• Manufacturer Part Number: U840
• Description: Switch Boot
• Manufacturer: APEM Components

Specifications of U840

• Leaded Process Compatible: Yes
• For Use With: U480 And U2900 Caps
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

C
C48
(NONE)
5
Additional ordering information: Commonly ordered models are shown above with complete model numbers and specifications.
Below is an order format that enables you to 'build your own switch' and specify the correct switch model number by simply
selecting from all available options shown and filling in the boxes.
Model Structure:
Options:
18000 SERIES - MINIATURE SNAP-ACTION MOMENTARY PUSHBUTTON SWITCHES
Series
Contact materials
1
A D Silver, gold plated
C D Brass, gold plated
APEM
(.157 DIA)
(.122 DIA)
(.122 DIA)
3.10 DIA
3.10 DIA
4.00 DIA
8
Although most combinations of options are available, some may result in incompatibilities. Consult factory if there is any question.
Fill in boxes with selections shown for Model Structure, then add Options selections for complete model number.
Standard with threaded bushing
Terminals & bushings
2
5
7
8
9
, PO BOX 8288, HAVERHILL, MA USA 01835-0788 TOLL FREE: [phone] FAX: [phone] E-mail: [e-mail]
Straight p.c. terminals with 1/4"
(6.35mm) threaded bushing.
Straight p.c. terms. + bracket
or right angle p.c. terms. with
smooth bushing
Solder lug terminals with 1/4"
(6.35mm) threaded bushing
Solder lug terminals with 1/4"
(6.35mm) flatted bushing
Solder lug terminals, snap-in
mounting
Straight p.c. terminals with 1/4"
(6.35mm) flatted bushing
(.122 DIA)
(.122 DIA)
(.157 DIA)
3.10 DIA
3.10 DIA
4.00 DIA
'BUILD YOUR OWN SWITCH' ORDER FORMAT
Actuators
(Allowable options are shown under each respective box).
(NONE)) .157" (4mm) dia. x .236" (6mm) long
6
3
5
.122" (3.1mm) dia. x .230" (5.85mm)
with threaded bushing
.157" (4mm) dia. x .216" (5.5mm) long
(standard) with smooth bushing
.122" (3.1mm) dia. x .248" (6.3mm) long
Note: 'NONE' indicates box may be left empty.
6
Arrow indicates keyway
(standard) with threaded bushing
Number of poles
(.122 DIA)
(.122 DIA)
3.10 DIA
3.10 DIA
SWITCH ACTION
ACTUATOR OPTIONS
3 Single pole
4 Double pole
1
2
3
Electrical function
ON - MOM
(.122 DIA)
(.122 DIA)
3.10 DIA
3.10 DIA
5
Solder lug
(.070)
(.070)
1.80
1.80
Special options
(NONE)
F
X 6
X 6
Others listed - see Special Option page
3
Standard with smooth bushing
(.039)
(.039)
(NONE) Solder lug or straight p.c.
W
W W
Y
1.00
1.00
2
6
(.157 DIA)
4.00 DIA
Example of completely specified
model number:18245AD
Caps available separately -
see option drawings.
4
2
TERMINALS
Terminals
Horizontal right angle p.c.
Vertical right angle p.c.
Bracket mounting
Tin plated terminals-
for p.c. terms. only
Shorter bushing & actuator
Snap-in mounting & straight
p.c. terminals
Straight p.c.
(.023)
(.023)
0.60
0.60
(.157 DIA)
4.00 DIA