执行器型号

膜片式执行器

双作用形式:

单作用:

例如: 164100-280

例如: 62585-275

1st Figures (8, 16 or 42)

1st Figures

Nominal size of diaphragm) x 10 (100)(625)(1125) etc. = Valve stem 8 = approximately 80 sq. in. thread size.

16 = approximately 160 sq. in. 2nd Figure (8, 16 or 42)

42 = approximately 420 sq. in.

Nominal size of diaphragm) x 10 2nd Figure

8 = approximately 80 sq. in. (0)(4) etc. = Actuator/valve 16 = approximately 160 sq. in. mounting configuration 42 = approximately 420 sq. in.

(See page 21).

3rd Figures

3rd Figures

Type of spring action and mounting (100)(625)(1125) etc. = Valve stem configuration.

thread size.

0 = Spring close, threaded adapter4th Figures

3 = Spring open, threaded adapterAvailable accessories

4 = Spring close, flange adapter 275 = Manual close mechanism 5 = Spring open, flange adapter etc.

280 = Two-way manual mechanism4th Figures

301=Snubberetc

Available accessories

275 = Manual close mechanism for spring open

280 = Two-way manual mechanism for spring open 301 = Snubber etc.

活塞式执行器

例如: LS-185-D-5-X-S 1st Figure

L = Low pressure cylinder actuator, 80 psi maximum pressure

2nd Figure

G = Double cylinder damping or no dampingS = Single cylinder damping

3rd Figures

(12)(18)(20) etc. = Nominal diameter of actuator piston (inches)

4th Figure

(3)(4)(5) etc. = Nominal piston stroke (inches)

5th Figure

(D)(T) etc. = Number of cylinders (Double/Triple etc.)

6th Figures

(1)(2)(3) etc. - Actuator/valve mounting configuration. (Consult Orbit for specific details)

7th Figure

Accessory Features

C = Mechanical override-close H = Hydraulic override-open, Mechanical

override close

L = Positive close locking device

M (N) = Mechanical override open and closeX = No accessory features

8th Figure

S = Spring Return

ORBIT®

19