Basic technical data
L(R)F24-SR
LF24-3
LRF24(-S)
LRF230(-S)
• Mechanical Fail-Safe Rotary
Actuators for:
• Torque:
• Modulating control:
• 3-point control:
• Open/Close control:
2-way DN25
3-way DN25…32 CCV
4Nm
L(R)F24-SR (AC/DC 24V)
LF24-3 (AC/DC 24V)
LRF24(-S) (AC/DC 24V)
LRF230(-S) (AC 230V)
Torque
Angle of rotation
Direction of rotation-motor
-spring return
Sound power level
Position indicator
Running time -motor
-spring return
Ambient temp.
Non-operation temp.
Temp. of medium
Humidity
Degree of protection
EMC
Maintenance
Linkage
Nominal voltage range
Power consumption -running
-holding
For transformer sizing
Connecting cable
Control signal Y
Position feedback signal U
Protection class
Weight
Nominal voltage range
Power consumption -running
-holding
For transformer sizing
Connecting cable
Protection class
Weight
Nominal voltage range
Power consumption -running
-holding
For transformer sizing
Connecting cable -motor
-S
Protection class
Auxiliary switch (LRF24-S)
Weight
Nominal voltage range
Power consumption -running
-holding
For transformer sizing
Connecting cable -motor
-S
Protection class
Auxiliary switch (LRF230-S)
Low voltage directive
Weight
Min. 4Nm @ nominal voltage
90°
Selected by mounting side of L/R
Selected by mounting side of L/R or reversing
Motor: max. 45dB(A), spring return: max. 62dB(A)
Mechancial
~150s (L(R)F24-SR) ; 40…75s (LF24-3, LRF24(-S), LRF230(-S))
~20s (-5…+50°C) / ~ 60s (-30°C)
-30…+50°C
-40…+80°C
+5…+100°C (in control ball valve)
5…95% RH, non-condensing
IP54
CE according to 2004/108/EC
Maintenance-free
Linkage included in LRF..
AC 19.2…28.8V, 50/60Hz / DC 21.6…28.8V
2.5W @ nominal torque
1W
5VA
Cable 1m, 4×0.75mm²
DC (0)2…10V @ input impedance 100kΩ
DC 2…10V
III (Extra-low voltage)
1.4kg
AC 19.2…28.8V, 50/60Hz / DC 21.6…28.8V
2.5W @ nominal torque
1W
5VA
Cable 4m, 3×0.75mm²
III (Extra-low voltage)
1.4kg
AC 19.2…28.8V, 50/60Hz / DC 21.6…28.8V
5W @ nominal torque
2.5W
7VA
Cable 1m, 2×0.75mm²
Cable 1m, 6×0.75mm²
III (Extra-low voltage)
2XSPDT, 1mA…3(0.5)A, AC 250V, fixed at 10° , 85°
1.4kg
AC 198…264V, 50/60Hz
5W @ nominal torque
3W
7VA
Cable 1m, 2×0.75mm²
Cable 1m, 6×0.75mm²
II (Totally insulated)
2XSPDT, 1mA…3(0.5)A, AC 250V, fixed at 10° , 85°
CE according to 2006/95/EC
Approx. 1.4kg