Samson 2488 N - Page 12

12 EB 3136 EN
Design and principle of operation
Table2: Technical data of Type5857 Actuator
Type5857 Actuator Version Three-step With digital positioner
Connection to valve Force-locking
Rated travel 6mm
Transit time for rated travel 20s 30/20
1)
/10s
Thrust 300N
Power supply
230V (±10%), 50Hz
24V (±10%), 50Hz
24V (±10%), 50Hz,
60Hz and DC
2)
Power consumption Approx. 3 VA 5VA
Manual override Yes
Permissible temperatures
Ambient 0 to 50°C
Storage –20 to +70°C
Medium 0 to 120°C
Degree of protection IP 42 according to EN60529
Class of protection II according to EN61140
Electromagnetic compatibility According to EN61000-6-2, EN61000-6-3 and EN61326
Compliance
·
Digital positioner –
Input signal
–
0 to 10V
1)
, R
i
= 20kΩ
Position feedback 0 to 10V
1)
, R
B
= 1kΩ
Characteristic
Linear
1)
, equal percentage,
reverse equal percentage, user-
dened
Materials
Housing Plastic (PPO)
Coupling nut Brass · M32x1.5 connection
Intermediate insulating piece 1.4306, CW617N, PTFE, EPDM, FKM
Weight
Valve Approx. 0.7kg
1)
Default setting
2)
10 s applies to 24 V DC (–0 %, +10 %) for Transit time for rated travel setting.