Instruction Manual
D104483X012
785C Actuator
May 2022
4
Table 2. 785C Double-Acting Springless Standard Constructions
ACTUATOR
SIZE
PISTON AREA
VALVE STEM
CONNECTOR SIZE
YOKE BOSS
DIAMETER
MAX TRAVEL
Without Manual
Override
With Manual
Override
cm
2
Inch
2
cm
2
Inch
2
mm
Inch
mm
Inch
mm
Inch
280
616
95
616
95
19
3/4
90
3 9/16
203
8
25
1
127
5
32
1 1/4
127
5H
610
24
335
881
137
881
137
19
3/4
90
3 9/16
203
8
25
1
127
5
32
1 1/4
127
5H
610
24
385
1164
180
1164
180
19
3/4
90
3 9/16
203
8
25
1
127
5
32
1 1/4
127
5H
610
24
51
2
178
7
435
1486
230
1474
228
25
1
127
5
203
8
32
1 1/4
127
5H
610
24
51
2
178
7
485
1847
286
1828
283
25
1
127
5
203
8
32
1 1/4
127
5H
610
24
51
2
178
7
535
2248
348
2228
345
25
1
127
5
203
8
32
1 1/4
127
5H
610
24
51
2
178
7
585
2688
417
2660
412
32
1 1/4
127
5H
610
24
51
2
178
7
635
3167
491
3139
487
32
1 1/4
127
5H
610
24
51
2
178
7
685
3685
571
3657
567
32
1 1/4
127
5H
610
24
51
2
178
7
1. Consult your
2. Actuator size 280-385 are available with a top mounted handwheel. Size 435-685 are available with a side mounted manual handpump.
3. High Performance Yoke required for ODV packages with travel greater than 8 inches. Optional for use in high vibration or fast stroke package. When ordering a high performance yoke boss
you will need to order a high performance mounting kit as well.
Table 3. 785C Double-Acting Springless Available Thrust
ACTUATOR SIZE
MAXIMUM ALLOWABLE
CYLINDER PRESSURE
MAXIMUM ALLOWABLE THRUST
Without Manual Override
With Manual Override
barg
psig
N
lb
N
lb
280
10.3
150
63682
14316
32635
7337
335
91157
20493
46715
10502
385
120399
27067
61700
13871
435
153702
34554
78726
17698
485
191066
42953
132291
29740
535
232492
52266
132291
29740
585
277979
62492
172788
38844
635
327527
73631
172788
38844
685
381137
85683
238555
53629
1. Actuator size 280-385 are available with a top mounted handwheel. Size 435-685 are available with a manual handpump.