Samson 3274 - Page 19

EB 8340 EN 3-7
Design and principle of operation
Thrust in N
Travel:
15mm
Retracts 4300 500 4300 500 2100 1800 500
Extends 4300 7700 4300 7700 2000 2300 3400
Travel:
30mm
Retracts 4300 500 2100 500 2100 1800 500
Extends 4300 7300 1800 7300 1800 2100 3000
Accessories
Positioner Same supply voltage as actuator
Input signal 0/4to20mA,(R
i
=50Ω)·0/2to10VDC(R
i
=10Ω)
Zero shift 0to100%
Change of range 30to100%
Position feedback 0/4to20mA,R
B
≤200Ω·0/2to10VDC,R
B
≤2kΩ
Hysteresis Approx.3%
Resistance transmitters 0to1000Ω,0to200Ω,0to100Ω,0to275Ω,0to138Ω;
(useablerangeapprox.80%ofnominalvalue)perm.load0.5W
Mechanical limit contacts Maximumthreeseparatelyadjustablechangeoverswitches,max.250VAC,5A
Inductive limit contacts SJ2-Nproximityswitch(NCcontactonly)
Control circuit Valuescorrespondingtoisolatingswitchamplierused
Materials
Housing and cover Die-cast aluminum
Cylinder Hydraulic cylinder tube
Piston Steel/NBRcombination
Piston stem C45, hard chrome-plated
Actuator stem 1.4104
Hydraulic oil Special HLP, silicone-free
Other information
Operating time Up to 10 years (depending on the operating conditions)
We recommend checking whether the device functions properly every 5 years.
Intended lifetime Normally 15 years (depending on the operating conditions of the device)
Maximum storage period 24months(providedthestorageconditionsspeciedintheassociatedmountingand
operating instructions are observed)