User Guide

Warning/Caution Notations
WARNING:
Personal injury or loss of life may occur if you do not follow a
procedure as specified.
CAUTION:
Equipment damage or loss of data may occur if you do not
follow a procedure as specified.
Specifications
Power Supply
Operating voltage 24 Vac +20%, -15%
Frequency 50/60 Hz
Power consumption
Running:
MS41-6153 Series 5 VA/4W
MF41-6153 3 VA/3W
Holding:
MS41-6153 Series 1.2 VA/1W
Equipment rating Class 2, in accordance with UL/cUL
Class III per EN 60730
Control Signal
Input signal (wires 8-2) MS41-6153 Series
Voltage-input 0 to 10 Vdc (max. 35 Vdc)
Input resistance >100K ohms
Feedback Signal
Position output signal (wires 9-2) MS41-6153 Series
Voltage-output 0 to 10 Vdc
Maximum output current ±1 mA
Function
Running torque 133 lb-in (15 Nm)
Runtime for 90° opening or closing
60 Hz 125 seconds
50 Hz 150 seconds
Nominal angle of rotation 90°
Maximum angular rotation 95°
Mounting
Shaft size 1/4" to 3/4" (6.4 mm to 20.5 mm) diameter
1/4" to 1/2" (6.4mm to 13 mm) square
Minimum shaft length 3/4-inch (20 mm)
Housing
Enclosure NEMA Type 1
IP54 according to EN 60 529
Material Die-cast aluminum alloy
Gear lubrication Silicone-free
Ambient temperature
Operation –25°F to 130°F (–32°C to 55°C)
Storage and transport –40°F to 158°F (–40°C to 70°C)
Voltage requirements at high temperatures:
Minimum voltage at 85°F to 130°F (29°C to 55°C):
MF models 24 Vac +20%, –5%
MS models 24 Vac +20%, –10%
Ambient humidity (non-condensing) 95% rh
Agency certification
UL 873
cUL certified to Canadian Standard
C22.2 No. 24-93
2