Nema 7 dimensions, Need numbers below – AMETEK 1980R Rotating Cam Limit Switch w/Resolver User Manual
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6380 Brockway Road • Peck, MI 48017 • 800.325.8074 • 810.378.5511 • Fax 810.378.5516 • www.AMETEKAPT.com
No. of Circuits
A
A-S
A-R
B
C
D
E
F
G
L
Wt. Approx. Gross
2 to 4
9.69
12.53
9.78
5.45
10.12
9.38
3.69
2.06
1.57
.75
18 lb.
5 to 6
12.24
15.08
12.32
7.89
10.12
9.38
3.69
2.06
1.69
1.25
24 lb.
7 to 8
14.68
17.52
14.78
10.33
10.12
9.38
3.69
2.06
1.69
1.25
26 lb.
9 to 12
19.56
22.40
19.66
15.21
10.12
9.38
3.69
2.06
1.69
1.25
32 lb.
13 to 16
26.02
28.86
26.11
21.62
12.12
11.38
4.69
2.81
1.74
2.00
50 lb.
17 to 20
30.90
33.73
30.99
26.50
12.12
11.38
4.69
2.81
1.74
2.00
65 lb.
21 to 24
35.78
38.62
35.87
31.38
12.12
11.38
4.69
2.81
1.74
2.00
75 lb.
25 to 28
42.19
45.02
42.27
37.80
12.12
11.38
4.69
2.81
1.74
2.00
29 to 32
47.07
49.91
47.15
42.66
12.12
11.38
4.69
2.81
1.74
2.00
33 to 36
51.95
54.79
52.03
47.54
12.12
11.38
4.69
2.81
1.74
2.00
37 to 40
56.83
59.67
56.93
52.42
12.12
11.38
4.69
2.81
1.74
2.00
Straight Drive
Ratio
X
Y
Ratio
X
Y
1.25:1
4.83
2.45
32:1
5.94
2.64
2:1
4.75
2.45
35:1
5.94
2.70
2.2:1
5.25
2.45
40:1
5.94
2.26
3:1
4.92
2.45
48:1
5.94
2.39
4:1
6.25
2.45
50:1
5.94
2.45
5:1
6.50
2.45
80:1
5.94
2.82
6:1
6.42
2.45
96:1
5.94
2.70
7:1
6.67
2.45
100:1
5.94
2.45
8:1
6.63
2.45
200:1
5.94
2.45
8.5:1
6.11
2.45
400:1
5.94
2.45
10:1
5.94
2.26
500:1
5.94
2.29
12:1
5.94
2.39
600:1
5.94
2.14
14:1
5.94
2.51
1:2
4.75
2.45
15:1
5.94
2.57
1:3
4.92
2.45
16:1
5.94
2.64
1:4
6.25
2.45
20:1
5.94
2.26
1:5
6.50
2.45
24:1
5.94
2.39
1:6
6.42
2.45
25:1
5.94
2.45
1:7
5.46
2.51
28:1
5.94
2.51
1:8
5.69
2.45
30:1
5.94
2.57
Right Angle Drive
Ratio
Y
Ratio
Y
1:1
1.00
15:1
1.250
1.2:1
1.375
16:1
1.312
1.25:1
1.125
17:1
1.368
1.33:1
1.750
18:1
1.437
1.5:1
1.250
20:1
.937
1.6:1
1.625
24:1
1.062
2:1
1.500
25:1
1.875
2.5:1
1.750
28:1
1.187
3:1
2.00
30:1
1.250
4:1
1.875
32:1
1.312
4.75:1
.906
36:1
1.437
5:1
.937
40:1
1.562
6:1
1.062
48:1
1.812
7:1
1.187
50:1
1.875
7.5:1
1.250
60:1
1.156
8:1
1.312
64:1
1.218
10:1
.937
72:1
1.344
12:1
1.062
80:1
1.469
12.5:1
1.875
96:1
1.719
14:1
1.187
100:1
1.781
NOTE:
Add 4 lbs. with Right
Angle Gear Reducer.
Add 6 lbs. with
Straight Drive Gear
Reducer.
Consult factory
for Gear Reducer
dimensions.
NEMA 7 Dimensions
1-1/4 NPT
CONDUIT HOLE
NOTE:
ASSEMBLY SHOWN IS STANDARD.
SHAFT EXTENSIONS CAN BE PLACED AT
EITHER END OR BOTH ENDS.
3.00
8.62
.50
TYP.
.52
4.31
13.09
R9.84
TO OPEN
COVER
.94
4.00
GROOVES TO ACCEPT
GEMCO ADJ. COUPLING
A
B
6.81
2.25
(4 MTG HOLES)
.44
.50
.7490
.7475
.75
1.50
#606
WOODRUFF
KEY
7.25
Dia.
Dia.
******* Need Numbers Below ******