MS41-XXX Series
MS41-60xx Series
Non-Spring Return DuraDrive ® Modulating Actuator
The DuraDrive direct coupled 24 Vac non-spring
return rotary electric actuators are designed for
modulating control of dampers.
S41-60xx
ries
Features:
• Compact, lightweight design.
• Self-adapting capability for maximum flexibility in damper
positioning.
• Manual override.
• 5q offset from 0q as shipped from factory.
• Offset and slope (zero and span) adjustment models
available.
• Independently adjustable dual auxiliary switches available.
• CUL and UL listed; CE certified.
• 0 to 10 Vdc feedback output.
90
45
90
US
LISTED
Model Chart
Damper Actuators.
Actuator Power Input
Output Torque
Rating
lb.-in.
(N-m)
Model No.
VA
Voltage
Minimum
Running
VA
MS41-6043
MS41-6043-520
35 (4)
MS41-6043-522
MS41-6043-502
24 VAC
+20%-15%
MS41-6083
MS41-6083-520
3.3
70 (8)
MS41-6083-522
MS41-6083-502
Slope/Offset
Adjustable
(Zero Span)
SPDT
Auxiliary
Switches
None
None
Yes
None
Yes
Two
None
Two
None
None
Yes
None
Yes
Two
None
Two
Approximate Timing in
Seconds @ 70°F (21°C)
with No Load
50 Hz
60 Hz
108
90
150
125
Shaft Size
3/8" to 5/8"
dia.
1/4" to 1/2"
sq.
9/16" hex
Valve Actuator/Linkages.
Actuator Power Input 50/60 Hz.
a
Model No.
MS41-6043-200
MS41-6043-202
MS41-6083-200
MS41-6083-202
Linkage
(Included)
AV-603
Voltage
24 Vac + 20% - 15%
VA
Running
3.3
SPDT Auxiliary
Switches
No
Yes
No
Yes
a Refer to Valve Catalog, F-27384 for correct applications.
175
MS41-60xx Series
Specifications
Inputs
Control signal
MS41-60x3: Proportional, 0 to 10 Vdc; input resistance 100K:Control signal adjustment available
with MS41-60x3-522 and MS41-60x3-522. Start point (offset): 0 and 50 Vdc (factory setting = 0 Vdc)
Span 2 to 30 Vdc.
Power
24 Vac, +20%-15%, rated Class 2, Class III per EN60730.
MS41-6083: 24 Vac +20%/-10% at 90 to 130qF (32 to 55qC) ambient. Half wave device.
Connections
3 ft. (0.9 m) long, 18 AWG leads, plenum-rated.
Outputs
Output voltage: 0 to 10 Vdc.
Maximum output current: 1 mA.
Electrical
MS41-60xx-502 auxiliary switch contact rating:
AC Rating: 24 Vac, 4A Resistive, 2A Inductive.
DC Rating: 12 to 30 Vdc, DC 2A.
Switching hysteresis: 2q
Switch range: Switch A: 0 to 90q range in 5q intervals; Recommended range usage: 0 to 45q; Factory
setting: 5qSwitch B: 0 to 90q range in 5q intervals; Recommended range usage: 45 to 90q; Factory
setting: 85q.
Timing: See Model Chart.
Output torque rating: MS41-6043, 35 lb-in. (4 N-m); MS41-6083, 70 lb-in. (8 N-m).
Mechanical
Stroke: Normal angle of rotation is 90q, limited to a maximum of 95q. Field adjustable to limit travel on
either end of stroke. MS41-60x3-52x have adjustable start point and span.
Position indicator: Adjustable pointer is provided for position indication.
Environment
Ambient temperature limits
Shipping and Storage: -40 to 158qF (-40 to 70qC).
Operating: -25 to 130qF (-32 to 55qC).
Humidity
5 to 95% RH, non-condensing.
Locations
NEMA 2, IP54 to EN60529.
Dimensions
5-7/16 H x 2-3/4 W x 2-3/8 D in. (138 x 70 x 60 mm ).
Agency Listings
UL
UL-873, Underwriters Laboratories.
European Community
EMC Directive (89/336/EEC). Emissions (EN50081-1). Immunity (EN50082-2).
CUL
Canadian Standards C22.2 No. 24-93.
General Instructions
Refer to F-27214.
Accessories
Model No.
AM-726
AM-727
AM-728
AM-729
AV-603
176
Description
Rotary to linear bracket.
Rotary to linear crank arm adaptor.
Conduit adaptor.
3/8 in. shaft adapter.
1/2 to 2 in. Vx-7xxx valve linkage.
MS41-60xx Series
Typical Applications
1
24 Vac
Transformer
Black
Red
Line
Volts
Common (2)
MS41-6043
Hot (1)
(-)
(+)
Grey
AI (8)
0 -10 Vdc
Feedback Signal (-)
2 to 10 Vdc (+)
Pink
AO (9)
2 - 10 Vdc
output
Vdc Control Signal
Figure 1 Typical Wiring for Proportional Control, 24 Vac, 0-10 Vdc Input.
Switch A
S1 (COM)
S3 (N.O.)
Black Leads
S2 (N.C.)
Switch B
S6 (N.O.)
S5 (N.C.)
S4 (COM)
Figure 2 Typical Wiring for Auxiliary Switch Models MS41-60x3-502, -522, or -202.
177
MS41-6153 Series
Non-Spring Return DuraDrive ® Modulating Actuator
The DuraDrive direct-coupled, 24 Vac, non-spring
return electronic actuator is designed for
modulating control of building HVAC dampers.
Features:
• Synchronous motor technology with stall protection.
• Unique self-centering shaft coupling.
• Manual override.
• 133 lb-in (15 N-m) torque.
• 5q offset from 0q as shipped from factory.
• Mechanical range adjustment capabilities.
• Models with independently adjustable, dual auxiliary
switches available.
• Built-in 1/2-in. conduit connection.
• UL and cUL listed, CE certified.
• 0 to 10 (factory set) or 2 to 10 Vdc input field selectable.
• 0 to 10 Vdc feedback output.
US
LISTED
MS41-615
Series
Model Chart
Damper Actuators.
Power Input @ 50/60 Hz
Output
Torque
Rating
lb.-in. (N-m)
Model No.
SPDT
Auxiliary
Switches
VA
Voltage
Running
VA
Holding
W
VA
W
Approximate Timing in
Seconds @ 70°F (21°C)
with No Load
50 Hz
60 Hz
No
MS41-6153
133 lb-in
(15 N-m)
MS41-6153-502
24 Vac
± 20%
5
4
1
1
2
150
Shaft Size
1/4 to 3/4
in. dia.
1/4 to 1/2
in. sq.
125
Valve Actuator/Linkages.
Actuator Power Input 50/60 Hz.
Model
No.a
MS41-6153-200
MS41-6153-202
MS41-6153-220
MS41-6153-222
Linkage
(Included)
Voltage
VA
Running
Watts
AV-605
24 Vac ± 20%
AV-607
5
4
SPDT Auxiliary
Switches
No
Yes
No
Yes
a Refer to Valve Catalog, F-27384 for correct applications.
Specifications
Inputs
Control signal
0 to 10 Vdc (factory set) or 2 to 10 Vdc input field selectable (max. 34 Vdc). Resistance: > 100K ohms.
Power
All 24 Vac circuits are Class 2. 24 Vac +20/-15% @ 50/60 Hz. Running VA: 5 @ 4 W, Holding VA: 1.2 @
1 W. Half wave device.
Connections
3 ft. (0.9 m) long, 18 AWG leads.
178
MS41-6153 Series
Specifications (Continued)
Outputs
Position output signal wires 9 and 2.
Output voltage:
0 to 10 Vdc.
Maximum output current:
± 1 mA
Dual auxiliary switches available on MS41-6153-502.
Switch contact rating: 6A resistive, 2A inductive.
Switch voltage: 24 Vac.
Electrical
Switching hysteresis: 2
Switch range: Switch A: 0 to 90q range in 5q intervals; Recommended range usage: 0 to 45q; Factory
setting: 5qSwitch B: 0 to 90q range in 5q intervals; Recommended range usage: 45 to 90q; Factory
setting: 85q.
Timing: 150 seconds @ 50 Hz. 125 seconds @ 60 Hz.
Output torque rating: 133 lb-in. (15 N-m).
Mechanical
Stroke: Normal angle of rotation is 90q, limited to a maximum of 95q. Field adjustable to limit travel on
either end of stroke.
Position indicator: Adjustable pointer is provided for position indication.
Environment
Ambient temperature limits
Operation: -25 to 130qF (-32 to 55qC).
Storage and transport: -40 to 158qF (-40 to 70qC).
Humidity
5 to 95% RH, non-condensing.
Locations
Dimensions
NEMA Type 1, IP54 according to EN 60 529.
8-3/8 H x 3-1/4 W x 2-2/3 D in. (213 x 83 x 68 mm).
Agency Listings
UL
UL-873, Underwriters Laboratories. UL Listed to UL 60730.
European Community
EMC Directive (89/336/EEC). Emissions (EN50081-1). Immunity (EN61000-6-2).
CUL
Canadian Standards C22.2 No. 24-93.
General Instructions
Refer to F-27215.
Accessories
Model No.
AM-674
AM-675
AM-703
AM-704
AM-705
AM-706
AM-726
AM-727
Description
Weather shield.
Mounting base for weather shield.
Span adjustment module.
Pulse to 2 to 10 Vdc converter.
Remote positioner surface mount for 0 to 10 Vdc control.
Remote positioner flush mount for 0 to 10 Vdc control.
Linear conversion kit with mounting bracket.
Linear conversion kit.
179
MS41-6153 Series
Typical Applications
1
24 Vac
Transformer
Line
Volts
Input Control Signal (-)
(+)
Feedback Signal (-)
2 to 10 Vdc (+)
Black
Common (2)
Red
Hot (1)
Gray
AI (8)
Pink
AO (9)
MS41-6153
Figure 1 Typical Wiring for Proportional Control 24 Vac, 0-10 Vdc Input Standard.
Switch A
Gray/Pink
Gray/Blue
S3 (N.O.)
S2 (N.C.)
Gray/Red
S1 (COM)
Black/Pink
Black/Blue
S6 (N.O.)
S5 (N.C.)
Black/Red
S4 (COM)
Switch B
Figure 2 Typical Wiring for Auxiliary Switch Models MS41-6153-502, -505, or -222.
180
MS41-634x Series
Non-Spring Return DuraDrive ® Proportional Actuator
For non-spring return applications that require
proportional modulation control of dampers and
valves in HVAC systems.
S41-634x
ries
Features:
• Direct mount to round or square damper shaft.
• 300 lb.-in (34 N-m) rated torque.
• Overload protection throughout rotation.
• Oil immersed gear train provides continuous lubrication.
• NEMA 4 housing (IEC IP56).
• Manual override to allow positioning for installation and
manual operation.
• Automatic current sensing motor control provides extended
reliability and repeatable timing.
• Proportional control compatible with 2 to 10 Vdc or 4 to
20 mAdc with integrated resistor.
US
LISTED
Model Chart
Damper Actuators.
Power Input @ 50/60 Hz
Output Torque Rating
lb.-in. (N-m)
Watts
Model No.
Voltage
Minimum
Maximum
Stall
300 (34)
600 (68)
120 Vac ± 10%
MS41-6343
MS41-6340a
Running
Holding
10
NA
Approximate
Timing in
Seconds @ 70°F
(21°C) with No
Load
Shaft Size
No
<145
1/2 to 1 in.
diameter
1/2 to 5/8 in.
square
24 Vac ± 20%
MS41-6341
a
VA
SPDT
Auxiliary
Switches
8
240 Vac ± 10%
The CE directive is not applicable to this model.
Valve Actuator/Linkages.
Actuator Power Input 50/60 Hz.
Model No.
MS41-6043-200
a
Linkage
SPDT Auxiliary
Switches
Watts
(Included)a
Voltage
VA
AV-609
24 Vac ± 20%
8
Running
Holding
10
N/A
No
AV-609: Use with 5 and 6 in. VB-9xxx and 6 in. VB-8xxx globe valves.
Specifications
Inputs
Control signal
Proportional, 2 to 10 Vdc or 4 to 20 mAdc with intergral 500 ohm resistor.
Power
Refer to Model Chart.
Connections
2 ft. (0.6 m) appliance cable. 1/2 in. conduit connectors. For M20 metric conduit, use AM-756 adaptor.
Outputs
Motor Type
Brushless DC.
Direction of rotation: CW or CCW rotation is available through reverse mounting.
Mechanical
Dual shaft clamp: Direct coupled using a through hole output hub for 3/8 to 1/2 in. round included.
Position indicator: Pointer and scale.
187
MS41-634x Series
Specifications (Continued)
Environment
Temperature limits
Shipping and Storage: -40 to 160qF (-40 to 71qC) ambient.
Operating: -25 to 140qF (-32 to 60qC).
Humidity
5 to 95% RH, non-condensing.
Locations
NEMA 1, NEMA 4 (IEC IP56) with customer supplied water tight connectors.
Dimensions
10-27/32 H x 4 W x 4 D in. (275 x 102 x 102 mm).
Agency Listings
UL
UL-873, Underwriters Laboratories Listed (File #E9429 category: Temperature-Indicating and
Regulating Equipment.)
European Community
EMC Directive (89/336/EEC). Low Voltage Directive (72/23/EEC).
CSA
Canadian Standards C22.2 No. 24-93.
Australia
This product meets requirements to bear the C-Tick mark according to the terms specified by the
Communications Authority under the Radio Communications Act 1992.
General Instructions
Refer to F-26745.
Accessories
Model No.
AM-676
AM-703
AM-704
AM-705
AM-706
AM-751
AM-752
AM-753
AM-754
AM-755
AM-756
AV-609
Description
Universal shaft extension, approximately 9-1/2 in. long (242 mm) for use on 3/8 to 11/16 in. (10 to 17 mm) round shafts, 3/8 to
9/16 in. square shafts. (AM-753 clamps required).
Span adjustment module mA/Vdc input to 2 to 10 Vdc output.
Modulating interface pulse to 2 to 10 Vdc control.
Positioner for 0 to 10 Vdc control.
Positioner for 0 to 10 Vdc control.
Standard anti-rotation bracket 9 in. long x 13/16 in. wide (229 x 21 mm), included with actuator.
Optional anti-rotation bracket 4 in. long x 1-11/16 in. wide (102 x 43 mm), for narrow spaces.
Damper shaft mounting clamps for 5/8 in. square shaft, 3/4 in. and 1 in. round shafts (two per package).
Standard universal mounting clamps for 3/8 in. to 1/2in. (10 to 13 mm) round and square shafts, two included with actuator.
Manual override crank.
Metric conduit adaptor M20 x 1.5 to 1/2 in. NPT (two per package).
5 and 6 in. Vx-9xxx valve linkage or 6 in VX-8000.
Typical Applications
2 to 10 Vdc
Controller
+
Unused
(wire nut)
1 Unused conduit port must remain plugged with
a water tight pipe plug as shipped from factory
to maintain NEMA Type 4 or IP56 rating.
2 Ground wire may be Green on some models.
-
+ IN
Red
500Ω
Black
COM
MS41-6343
1
Black
24H
Black/Blue
24G
Green/Yellow
GRD
24 Vac
2
White
Power Wire Identification
Voltage Designation Wire Color
24
L1
Black
L2
Black/Blue
120
L1
Black
L2
White
240
L1
Brown
L2
Light Blue
Figure 1 Typical Wiring Diagram for 2 to 10 Vdc Controller with a 24 Vac Actuator
(See Power Wiring Identification for 120 or 240 V Power).
4 to 20 mA
+
1 Unused conduit port must remain
plugged with a water tight pipe plug as
shipped from factory to maintain NEMA
Type 4 or IP56 rating.
2 Ground wire may be Green on some
models.
-
White
+IN
Red
500Ω
Black
COM
MS41-6343
1
Power Wire Identification
Voltage
24
120
24 Vac
2
Black
24H
Black/Blue
24G
Green/Yellow
GRD
240
Designation
L1
L2
L1
L2
L1
L2
Figure 2 Typical Wiring Diagram for 4 to 20 mA Controller with a 24 Vac Actuator
(See Power Wiring Identification for 120 or 240 V Power).
188
Wire Color
Black
Black/Blue
Black
White
Brown
Light Blue
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