Samson 3374 Mounting And Operation Instructions page 16

Design and principle of operation
Type 3374
Permissible temperature ranges
Temperature
ranges
2)
Materials
Weight
kg (approx.)
Safety
Degree of protection
Class of protection
Device safety
Noise immunity
Noise emission
Conformity
Additional equipment
Limit contacts
Resistance transmitters
Actuator with faster motor
1)
The permissible medium temperature depends on the valve on which the electric actuator is
2)
mounted. The limits in the valve documentation apply.
Cable glands M20x1.5 with metal nut SW 23/24
3)
3-4
-10 -11
2)
Ambient
Storage
Housing and cover: Plastic (glass-fiber reinforced PPO)
3.2 3.2
IP 54 acc. to EN 60529, (IP 65 with three cable glands
Suspended mounting position not approved
Two adjustable limit contacts with changeover switches; 230 V/1 A
· Without contact protection
Two resistance transmitters; 0 to 1000 Ω ± 15 %, max. 200 mW
usable range approx. 0 to 900 Ω
-15 -17 -21
5 to 60 °C
–25 to +70 °C
3.3 3.3 3.9
II according to EN 61140
According to EN 61010-1
According to EN 61000-6-2 and EN 61326-1
According to EN 61000-6-3 and EN 61326-1
-26 -31 -36
4.0 3.5 3.6
)
3)
EB 8331-3 EN