Parker Hannifin Corporation
Automation Actuator Division
Wadsworth, OH 44281
31
Automation
ER Series Rodless Actuator
PM-ER01/USA
Maintenance Instructions and Parts List
Step Motors
Step Motors
ER Series Rodless Actuators are available with premounted step motors in three frame sizes. Motor data and motor
connections are available for each size.
23 Frame Size Step Motors (S57-102 - Motor Code 21)
Model
A
S57-102
4.0 (101.6)
Model
A
S83-135
5.2 (129.0)
Size 34 Frame
Size 23 Frame
34 Frame Size Step Motor (S83-135 - Motor Code 31)
Dimensions: inch (mm)
Dimensions: inch (mm)
Dimensions: inch (mm)
#6-32 UNC-2B
Thd
x 6.50 (0.25) DP
(4) equally
A
30°
4.83 (0.19)
1.60
(0.063)
9.52 (0.3750)
9.51 (0.3745)
5.79 (0.228) dia
(4)
5.54 (0.218)
73.07 (2.877) dia.
72.97 (2.873)
shielded
31.24 (1.23)
29.21 (1.15)
82.55
(3.25)
max
69.34 (2.730)
69.85 (2.750)
86.36
(3.40)
Max
305 (120) 8 wire
30°
A
2.29 (0.09) max
1.45 (0.057)
1.70 (0.067)
15.87 (0.6250)
15.86 (0.6245)
Shaft dia
See Detail View
#6-32 UNC-2B Thd
x 6.50 (0.25) DP
(4) equally spaced
on 74.98 (2.952) BC
12.70 (0.5000)
12.69 (0.4995)
Shaft dia
35.56
(1.40)
34.54
(1.36)
#10-32 x 9.65 (0.38) DP
Mounting holes at 120°
on 76.2 (3.00) BC (3)
except 106-250 motors
106.68
(4.20)
max
88.90
(3.50)
108.20
(4.26)
dia max
155.52
(2.186) dia
13.16 (0.518)
12.70 (0.500)
dia
7.39 (0.291)
6.88 (0.271)
Holes (4)
17.53
(0.69)
3.19 (0.1255)
3.15 (0.1240)
Wide
12.17
(0.483
+0.000
-0.127
+0.000)
-0.005)
#404 Woodruff Key
Detail View
33.78
(1.33)
29.72
(1.17)
0.50-14 NPT
Size 42 Frame
Model
A
S106-178 195.32 (7.69)
42 Frame Size Step Motor (S106-178 - Motor Code 41)
5.481 (0.216) dia (4)
57.66
(2.27)
max
305 (120) 8 wire
shielded
47.14
(1.856)
4.953 (0.195)
on 66.67 (2.625) BC
A
1.60 (0.063)
38.15 (1.502)
38.05 (1.498)
21.08 (0.83)
18.54 (0.73)
#6-32 UNC-2B Thd
x 6.50 (0.25) DP
(3) equally spaced
on 47.37 (1.865) BC
20.83 (0.82)
18.29 (0.72)
6.35 (0.2500)
6.34 (0.2495)
Shaft dia. (2)
4.83 (0.19)
60°
