Samson 3374 Series - MAN Mode; Operation Using Memory Pen

EB 8331-4 EN 3-7
Design and principle of operation
Table 3-2: Version with fail-safe action
Type3374 -21 -26 -31 -36
Fail-safe action Extends Retracts
Type of connection With yoke
1)
With ring nut
2)
With yoke
1)
With ring nut
2)
Rated
travel
mm 15 15
Limited travel range Between10and100%oftheratedtravel
Handwheel
Electric
Electrical connection
Supply voltage 24V(±15%),47to63Hzand24VDC(±15%)
85to264V,47to63Hz
Duty type S1-100%accordingtoEN60034-1
Power consumption Speed level: Normal · Fast
24V
AC 18VA·23VA
DC 11.5W·15W
85to264V AC 19.8to26VA
Transit time in s for rated travel · Stroking speed in mm/s
Normal
3)
60·0.25 60·0.25 60·0.25 60·0.25
Fast
4)
30·0.5 30·0.5 30·0.5 30·0.5
Upon fail-safe action 12·1.25 12·1.25 12·1.25 12·1.25
Thrust in kN
Extends 2 2 2 2
Retracts 0.5 0.5 0.5 0.5
Nominal thrust of safety
spring
2 2 0.5
0.5
Weight [kg]
Approx. 4.2 4.3 3.8 3.9
1)
ForattachmenttoSAMSONSeriesV2001Valves(DN15to80)andtoSAMSONType3260
(DN65to150)andType3214Valves(DN65to100)
2)
ForattachmenttoSAMSONSeries240Valves
3)
Normal speed level (Code c64 = NORM)
4)
Fast speed level (Code c64 = FAST)