Honeywell ML4125 User's Manual
Contents
1. 240 Ib in 27 1 Nem ML4135 ML8135 150 Ib in 17 Nem Noise Rating Maximum Driving Spring Return 65 dBA at 1m Holding 20 dBA at 1m no audible noise When purchasing replacement and modernization products from your TRADELINE wholesaler or distributor refer to the TRADELINE Catalog or price sheets for complete ordering number If you have additional questions need further information or would like to comment on our products or services please write or phone 1 Yourlocal Home and Building Control Sales Office check white pages of your phone directory 2 Home and Building Control Customer Logistics Honeywell 1885 Douglas Drive North Minneapolis Minnesota 55422 4386 612 951 1000 In Canada Honeywell Limited Honeywell Limit e 155 Gordon Baker Road North York Ontario M2H 3N7 International Sales and Service Offices in all principal cities of the world Manufacturing in Australia Canada Finland France Germany Japan Mexico Netherlands Spain Taiwan United Kingdom U S A 63 2567 3 2 ML4125 ML4135 ML8125 ML8135 FAST ACTING TWO POSITION ACTUATORS Mounting 3 8 in 10 mm to 1 2 in 13 mm square or round damper shafts Actuator can be mounted with shaft in any position Secure hub to shaft with ML8125 ML4125A B Four 1 4 28 UNF set screws Use 1 8 in Allen wrench to tighten set screws ML8135 ML4135 Two 1 4 28 UNF set screws Use 1 8 in Allen wrench to tighten set screws ML42. 4 Color Translations G F I E BROWN BRAUN BRUN BRUNO CAFE BLUE BLAU BLEU AZZURRO AZUL BLACK SCHWARZ NOIR NERO NEGRO WHITE WEISS BLANC BIANCO BLANCO RED ROT ROUGE ROSSO ROJO 63 2567 3 ML4125 ML4135 ML8125 ML8135 FAST ACTING TWO POSITION ACTUATORS OPERATION The actuators are operated by an spst two position controller When using an spst two position controller the actuator drives to the damper fully open position when controller contact makes and spring returns to the damper fully closed position when controller contact breaks The actuator drops to holding power level on detection of stall independent of hub position If power fails the actuator spring returns to the 0 position 63 2567 3 6 CHECKOUT ML4125A B ML4135 120 Vac model 1 2 Di Sit E a Check damper position Connect 120 Vac to the black and white leadwires to drive the damper to the open position The actuator should drive the damper If the actuator does not run remove power for at least two seconds If the actuator spring returns allow it to close entirely then return to step 2 If the actuator does not spring return verify that the actuator is properly installed See Installation section If the actuator is correctly installed but neither runs nor spring returns replace the actuator ML4125C D 230 Vac model 1 2 oe ao P Check damper position Connect 230 V
3. 5W ML4125C D Running 0 12A 18 6W Holding 0 10A 7W ML4135 Running 0 18A 18W Holding 0 11A 9W ML8125 Running 15 6 VA Holding 4 VA ML8135 Running 18 VA Holding 8 5 VA Temperature Ratings Ambient 40 F to 130 F 40 C to 55 C Shipping and Storage 40 F to 140 F 40 C to 60 C Humidity Ratings 5 to 95 RH noncondensing ORDERING INFORMATION Electrical Connections ML4125A B ML4135 ML8125 ML8135 Two color coded 16 in leads includes ground screw ML4125C D 1m appliance cable Three 7 8 in holes for conduit connections fittings not included Controller Type ML4125A B ML4135 Line voltage 120 Vac two position spst Series 40 ML4125C D Line voltage 230 Vac two position spst Series 40 ML8125 ML8135 Low voltage 24 Vac two position spst Series 80 Device Weight 5 Ib 2 3 kg Stroke 95 3 mechanically limited Torque Ratings Driving Minimum ML4125 ML8125 100 Ib in 11 3 Nem ML4135 ML8135 40 Ib in 4 5 Nem Typical ML4125 ML8125 170 Ib in 19 2 Nem ML4135 ML8135 100 Ib in 11 3 Nem Spring Return Minimum ML4125 ML8125 80 Ib in 9 Nem ML4135 ML8135 40 Ib in 4 5 Nem Typical ML4125 ML8125 100 Ib in 11 3 Nem ML4135 ML8135 50 Ib in 5 7 Nem Derated from 40 F to 0 F 40 C to 18 C ML4135 ML8135 30 Ib in 3 4 Nem Holding minimum 100 Ib in 11 3 Nem Stall Maximum ML4125 ML8125
4. Vac ML4135 ML8135 e 40 Ib in 4 5 Nem minimum driving torque e 20 to 25 second drive timing load dependant e Models available for 24 and 120 Vac APPLICABLE LITERATURE Motor Actuator Selection Guide for Damper Applications 63 8419 Engineering Manual of Automatic Control also called The Gray Manual 77 1100 Direct Coupled Actuator Quick Selection Guide 63 8553 Damper Torque Calculator 63 8437 Contents ele te EE 1 FEAtures iiiiiiir rina 1 Specifications iii 2 Ordering Information i 2 Installation tninnrenie aniren panenane daaraan 4 Operation eerste EN 6 CMO GKOUE cass eefege gedreet Seene eege 6 CE ew MANAN ML4125 ML4135 ML8125 ML8135 FAST ACTING TWO POSITION ACTUATORS SPECIFICATIONS Models See Table 1 Table 1 ML4125 4135 ML8125 8135 DCA Models Spring Return Voltage Torque Model Direction in Vac in Ib in Nem ML4125A ccw 120 100 11 3 ML4125B cw ML4135A ccw 40 4 5 ML4135B cw ML4125C ccw 230 100 11 3 ML4125D cw ML8125A ccw 24 ML8125B cw ML8135A ccw 40 4 5 ML8135B cw Dimensions See Fig 1 Electrical Ratings Power Input ML4125A B 120 Vac 10 15 60 Hz ML4125C D 230 Vac 10 50 Hz ML4135 120 Vac 10 60 Hz ML8125 ML8135 24 Vac 20 10 50 60 Hz Power Consumption at Nominal Voltage ML4125A B Running 0 16A 15W Holding 0 10A
5. 125C D Four 3 mm set screws Use 3 mm Allen wrench to tighten set screws IMPORTANT Honeywell does not recommend using linkages with these actuators because side loading of the output hub reduces actuator life Minimum Damper Shaft Length 1 3 4 in 45 mm Timing Drive Open ML4125 ML8125 25 to 40 seconds load dependant ML4135 ML8135 20 to 25 seconds load dependant Spring Close ML4125 ML8125 20 to 25 seconds ML4135 ML8135 15 seconds Design Life at Rated Voltage ML4125 ML8125 80 000 full stroke cycles ML4135 ML8135 60 000 full stroke cycles Environmental Protection Ratings See Table 2 Table 2 Environmental Ratings Table 3 Approvals ML4125 A B C D ML4135 ML8125 ML8135 UL cUL X X X X X UL873 X X X X X Plenum Rating File No E4436 CE X X X C TICK X X All Devices ML4125C D ML8125 ML8135 NEMA1 IP54 Approvals See Table 3 Accessories 201391 Shaft Adapter for 3 8 in 10 mm shafts 205649 Mounting Bracket included with the actuator 32003532 001 Adjustable Switch Package two 10A externally mounted fully adjustable switches Lg 3 5 16 84 1 16 2 4135 8135 HAVE SHORTER HUB WITH TWO SET SCREWS ML4125 ML8125 HAVE LONGER HUB WITH FOUR SET SCREWS Pe 5 1 8 129 A M17538 Fig 1 ML4125 4135 ML8125 8135 dimensiona drawing in in mm 63 2567 3 ML4125 ML4135 ML8125 ML8135
6. FAST ACTING TWO POSITION ACTUATORS INSTALLATION When Installing this Product 1 Read these instructions carefully Failure to follow them could damage the product or cause a hazardous condition 2 Check the ratings given in the instructions and on the product to make sure the product is suitable for your application 3 Installer must be a trained experienced service technician 4 After installation is complete check out product operation as provided in these instructions IMPORTANT All wiring must agree with applicable codes ordinances and regulations A WARNING Electrical Power Hazard Line voltage can cause death or serious injury and short equipment circuitry Disconnect power supply before installation A CAUTION Electrical Shock or Equipment Damage Hazard Low voltage can shock individuals or short equipment circuitry Disconnect power supply before installation Location and Mounting A CAUTION Equipment Damage Hazard Tightly securing actuator to damper housing can damage actuator Mount actuator to allow it to float along its vertical axis The actuators are designed to open a damper by driving the damper shaft in either clockwise or counterclockwise XY direction The actuator housing has two slots on the bottom that with a 205649 Mounting Bracket secure it flush to a damper box see Fig 2 When mounted correctly these slots allow the actuator to float without rotating rela
7. Honeywell ML4125 ML4135 ML8125 ML8135 Fast Acting Two Position Actuators APPLICATION The ML4125 ML4135 ML8125 and ML8135 Fast Acting Two Position Actuators are spring return direct coupled actuators DCA with an integral junction box for on off damper control The actuator accepts an on off signal from a single pole single throw spst controller Models are available with clockwise cw or counterclockwise ccw spring return and are designed for heating ventilation and air conditioning HVAC applications IMPORTANT This actuator is not to be used in fire smoke applications requiring UL555 555S approval U S Registered Trademark Copyright 2000 Honeywell All Rights Reserved FOR HEATING VENTILATION AND AIR CONDITIONING APPLICATIONS PRODUCT DATA FEATURES e Integral spring return e 40 to 130 F 40 to 54 C operating temperature range e No audible noise during holding e Electronic circuitry provides efficient operation while eliminating the need for limit switches e Ninety five degree angle of rotation e Die cast aluminum housing e Housing design allows flush mounting to damper e Integral junction box with three conduit openings eliminates need for separate wiring box e Direct mounting to 3 8 or 1 2 in round or square shaft ML4125 ML8125 e 100 Ib in 11 3 Nem minimum driving torque e 25 to 40 second drive timing load dependant e Models available for 24 120 and 230
8. ONTERE MONTERING ASENTAMINEN MONTERA MONTAJE M11874 M11876 cl r ASI min DERNYE H AA M12030 M11881 MIN 45 Ib in 5 MAX 60lb in 6 M11882 63 2567 3 ML4125 ML4135 ML8125 ML8135 FAST ACTING TWO POSITION ACTUATORS so 24 VAC 230 VAC M11887 DISASSEMBLY AUSBAU D MONTAGE SMONTAGGIO DEMONTAGE AFMONTERE DEMONTERE PURKAMINEN NEDMONTERA DESMONTAJE M11884 D F I NL DK N FIN S E M11888 M11885 Honeywell Home and Building Control Home and Building Control Honeywell Asia Pacific Inc Honeywell Europe S A Honeywell Latin American Honeywell Honeywell Limited Honeywell Limit e Room 3213 3225 3 Avenue du Bourget Region 1985 Douglas Drive North 35 Dynamic Drive Sun Hung Kai Centre 1140 Brussels 480 Sawgrass Corporate Parkway Golden Valley MN 55422 Scarborough Ontario No 30 Harbour Road Belgium Suite 200 MIV 4Z9 Wanchai Sunrise FL 33325 Hong Kong 63 2567 3 B B Rev 7 00 amp Ser www honeywell com post consumer paper fibers
9. ac to the blue and brown leadwires to drive the damper to the open position The actuator should drive the damper If the actuator does not run remove power for at least two seconds If the actuator spring returns allow it to close entirely then return to step 2 If the actuator does not spring return verify that the actuator is properly installed See Installation section If the actuator is correctly installed but neither runs nor spring returns replace the actuator ML8125 ML8135 24 Vac model 1 2 gi SoS Le Check damper position Connect 24 Vac to the red and black leadwires to drive the damper to the open position The actuator should drive the damper If the actuator does not run remove power for at least two seconds If the actuator spring returns allow it to close entirely then return to step 2 If the actuator does not spring return verify that the actuator is properly installed See Installation section If the actuator is correctly installed but neither runs nor spring returns replace the actuator ML4125 ML4135 ML8125 ML8135 FAST ACTING TWO POSITION ACTUATORS nN UZ DL Om SE nO monzoz no Zi Montageanweisung Instructions d Installation Istruzioni per l Installazione Installatievoorschrift Installasjonsinstruks Installationsinstrukioner Asennusohje Installations Instrukioner Instrucciones de montaje age 24 VAC 230 VAC ASSEMBLY EINBAU MONTAGE MONTAGGIO MONTAGE M
10. tive to the damper shaft NOTE ML4125 ML4135 ML8125 and ML8135 Actuators are shipped in the fully closed position 63 2567 3 4 ENSURE THAT MOUNTING ASSEMBLY PREVENTS ACTUATOR ROTATION AND ALLOWS ACTUATOR TO FLOAT ALONG INDICATED AXIS WHEN TOO TIGHT THE RESULTING BINDING CAN DAMAGE THE ACTUATOR OR REDUCE TORQUE OUTPUT M17519 Fig 2 Mounting actuator to damper housing NOTE The actuator mounts flush with the damper box Preparation Before mounting the actuator onto the damper shaft determine the damper shaft size 3 8 in to 1 2 in 10 mm to 13 mm If damper shaft is 3 8 in 10 mm round or square use part number 201391 Shaft Adapter Place adapter opposite set screws see Fig 3 NOTE The damper shaft adapter centers a 3 8 in 10 mm damper shaft in the hub Failure to use adapter can cause mounting screws to loosen A 1 2 in 13 mm damper shaft does not require an adapter SHAFT ADAPTER a M2064 Fig 3 Using damper shaft adapter for 3 8 in 10 mm damper shafts ML4125 ML4135 ML8125 ML8135 FAST ACTING TWO POSITION ACTUATORS Installation N CAUTION Device Malfunction Hazard Improper set screw tightening causes device malfunction Tighten set screws with proper torque to prevent damper shaft slippage A CAUTION Actuator Damage Hazard Using actuator as shaft bearing causes device damage Use actuator only to supply rotational torque Avoid any side loads to act
11. uator output coupling bearings To install actuator proceed as follows 1 Place actuator over damper shaft and hold mounting bracket in place See Fig 2 2 Mark screw holes on damper housing 3 Remove actuator and mounting bracket 4 Drill or center punch holes for mounting screws or use no 10 self tapping sheet metal screws 5 Turn damper blades to desired normal closed position 6 Place actuator and mounting bracket back into position and secure bracket to damper box with sheet metal screws 7 Tighten set screws securely into damper shaft using minimum 30 Ib in maximum 60 Ib in torque Use 1 8 in or 3 mm Allen wrench see Specifications for details to tighten set screws Wiring A WARNING Electrical Power Hazard Line voltage can cause death or serious injury and short equipment circuitry Disconnect power supply before installation CAUTION Electrical Shock or Equipment Damage Hazard Low voltage can shock individuals or short equipment circuitry Disconnect power supply before installation IMPORTANT 1 All wiring must comply with local electrical codes ordinances and regulations 2 Voltage and frequency of transformer used with ML8125 or ML8135 must correspond with the characteristics of power supply and actuator 3 Use wires rated for at least 75 167 F See Fig 4 through 6 for typical wiring diagrams M17585 M17589 M17588 Fig 6 Typical 230 Vac wiring Table
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