SERIES 2900, 20900
ENGINEERING DATA SHEET
90° ANGLE CONNECTOR LIMIT SWITCH
2 PDT, 3 AMP
PRINCIPLE TECHNICAL CHARACTERISTICS
Waterproof plunger switch (quick make/break)
Simple push-button operation (axial command only)
Operated by roller-ended plunger (compatible with oblique
actuation forces)
Actuation force management by locknuts and positioning
washers within a smooth housing
Weight
see P/N chart
Nickel plated brass frame
Switch terminals soldered to a hermetic connector
120 to 135 grams ±5%
Meet the requirements of AIR8461 AIR9461 AIR0711
CONTACT ELECTRICAL CHARACTERISTICS
Electrical ratings
30Vdc
Load type
Nominal
rating
(Amps)
3
1.5
1.25
Overload
rating
(Amps)
4.5
4.5
3.75
115Vac / 400Hz
Nominal
rating
(Amps)
2
1.5
2
Overload
rating
(Amps)
3
4.5
3
Resistive
Inductive (L/R=5ms)
Lamp
Featuring
LEACH
©
power and control solutions
www.esterline.com
AMERICAS
6900 Orangethorpe Ave.
P.O. Box 5032
Buena Park, CA 90622
.
.
Tel: (01) 714-736-7599
Fax: (01) 714-670-1145
EUROPE
2 Rue Goethe
57430 Sarralbe
France
.
.
Tel: (33) 3 87 97 31 01
Fax: (33) 3 87 97 96 86
ASIA
Units 602-603 6/F Lakeside 1
No.8 Science Park West Avenue
Phase Two, Hong Kong Science Park
Pak Shek Kok, Tai Po, N.T.
Hong Kong
Tel: (852) 2 191 3830
Fax: (852) 2 389 5803
Data sheets are for initial product selection and comparison. Contact Esterline Power Systems prior to choosing a component.
Date of issue: 4/06
- 28 -
Page 1 of 4
MECHANICAL CHARACTERISTICS
OPERATING DEVICE
CC
BODY
FC
CT
FT
CD
FR
CR
SERIES 2900, 20900
T R AV E L S
CC = Operating travel
CT = T otal travel max
CD = Differential travel
F OR C E S
POSITION
CORRESPONDING
ELECTRICAL CIRCUIT
C
NO NC
C
NO NC
C
NO NC
C
NO NC
REST
OPERATING
OVERTRAVEL
RELEASE
FC = Operating force
FT = T otal travel force
FR = R elease force
FM = Max overtravel force
2 PDT
TRAV ELS
CC
CT
CD
Operating
T otal max
Differential
mm
<2
6
< 0.8
3 PDT
mm
<2
6
< 0.8
FOR CE S
FC
FT
FR
FM
Operating
T otal max
R elease
Max
daN
< 3.5
<7
> 1.8
15
- Angular command capability only for roller-ended plunger models, in accordance with max travels. (see curve last page)
- For optimum device use, nominal travel must be around the median between operating and total travel values.
SCHEMATIC DIAGRAM
TWO-POLE
A
CF
D
F
E
THREE-POLE
B
B
C
T E R MINA L S
E H
F
H A B
G K J C
F E D
A
D
D A
B
E
MS3112E 10-6P
C
J
K
sealed connector 851 version
conform to:
- MIL -C 26482 G series 1
(MS 3112 E )
- NFC 93422 - HE 301 B 02 E
- V G 95328 H
MS3112E 12-10P
PART NUMBERS
Weight
P/N
in grams ±5%
120
125
130
135
T ype
Waterproof
2 PDT
2 PDT
3 PDT
3 PDT
A ctuator
Plain plunger
R oller-ended
plunger
T erminals
MS3112E 10-6P
MS3112E 12-10P
2900
2900 A 127
20900
20900 A 127
Date of issue: 4/06
- 30 -
Page 3 of 4
GENERAL CHARACTERISTICS
Temperature range
Minimum operating cycles (life) at rated load
Dielectric strength at sea level
Dielectric strength at max altitude
Insulation resistance at 500 Vdc
Sinusoidal vibration
Shock
Contact voltage drop, initial value
SERIES 2900, 20900
-55°C to +80°C
50,000 cycles
500 Vrms
300 Vrms
100 M
Ω
10G / 20 to 2000 Hz
50G / 11 ms
120 mV
NOTES
Admissible limits curve for angular commande
ANGLE
°
30°
25°
20°
15°
10°
5°
50 100
200
ABSOLUTE LIMIT AREA
P
OPERATING LIMITS AREA
300
400
FORCE P IN DAN
PANEL CUTOUT
Ø16.5
Ø4
OTAN CODES
Type
N.N.O.
2900...................5930 14 285 8251
2900 A127..............5930 14 422 3327
20900..................
20900 A127.............
12
Date of issue: 4/06
- 31 -
Page 4 of 4
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