Greegoo Electric 7.2007
http://www.greegoo.com
Limit Switchs
Features
-----------------------------------------------------------------------------------------------------
â–
Double-circuit type of limit switch, is widely used
â–
With strong aluminum cast outer shell
â–
High mechanical strength
â–
Water-proof, oil-proof construction
â–
Structure preventing oil, water and pressure
â–
Indicating plate with setting position is installed in it, so it is easy to
maintain
â–
Various of actuators is taken convenience for using
â–
Built-in contact stand has double-spring, so it has long mechanical life
Contact Form
(4) (3)
NO
NC
(1) (2)
NO
NC
Rated
voltage
Noninductive Load(A) Inductive Load(A)
Resistance Load Lamp Load Inductive Load Motor Load
NC NO NC NO NC NO NC NO
125VAC
250VAC
480VAC
600VAC
10
5
3
2
3
2
1.5
1
1.5
1
0.8
0.5
10
5
3
1.5
5
3
1.5
1
2.0
1.0
0.8
0.5
8VDC
14VDC
30VDC
125VDC
250VDC
10
10
6
0.8
0.4
6
6
4
0.2
0.1
3
3
3
0.2
0.1
10
10
6
0.8
0.4
6
6
4
0.2
0.1
Inrush
Current
N.C: below 24A, N.O: below 12A
Contact Form Contact Form
Operation speed 1mm-2m/s
Operating frequency
Mechanical: 120 operations/minute Electical: 30 operations/
minute
Contact resistance 15m
Ω
max. (initial value)
Insulation resistance 100m
Ω
above at (500VDC)
Dielectric
strength
1000VAC, 50/60 HZ for 1 minute between terminals of
the same polarity
1500VAC, 50/60 HZ for 1 minute between currentcarrying
and non-current-carrying metal parts
1500VAC, 50/60 HZ for 1 minute between each terminal
and ground
Vibration 10-55HZ,1.5mm double amplitude
Shock
Mechanical durable: 1, 000m/Sec
2
(about 100G'S)
Malfunction: 300m/Sec
2
(about 30G'S)
Ambient temperature -10
℃
to
℃
+80
Humidity <95% RH
Life
Mechanical: 15,000,000 operations above (under rated OT)
Electrical: 500,000 operations above
Weight About 275g
Degree of protection IP67
NOTES:
â–
Inductive load has a power factor of 0.4 min.(AC) and a time constant of 7
msec.max.(DC).
â–
Lamp load has an inrush current of 10 times the steady-state current,while
motor load has an
â–
inrush current of 6 times the steady-state current.
Operating characteristics
Models CWLCA2-2 CWLD2 CWLNJ CWLNJ-S2 CWLCA12-2-Q CWLCL CWLCA32-41 CWLD CWLNJ-2 CWLNJ-30 CWLD1 CWLD3
OF Max. 1360g 2720g 150g 29g 1360g 142g 1200g 2720g 120g 80g 2720g 2720g
RF Min. 227g 910g - - 227g 28g - 910g - - 910g 910g
PT Max. 20
°
° 1.7mm 28mm 28mm 20
°
° 20
°
55
°
° 1.7mm 28mm 28mm 1.7mm 1.7mm
OT Min. 30
°
5.6mm - - 30
°
° 30
°
35
°
° 6.4mm - - 5.6mm 5.6mm
MD Max. 12
°
° 1mm - - 12
°
° 12
°
- 1mm - - 1mm 1mm
TF Max 2720g - - - 2720g 200g - - - - 2720g 2720g
TT Min 50
°
° 6.5
±
0.8
mm
- - 50
°
° 50
°
OP:90
±
10
°
° OP:34
±
2.8mm
- - 6.5
±
0.8
mm
9
±
0.8mm
CWL Limit switch
Greegoo Electric 7.2007
http://www.greegoo.com
Limit Switchs
CWLCA2-2
Appearance and dimension
CWLCA12-2-Q
CWLCA3241 CWLCL
CWLD CWLD1
CWL Limit switch