Manual - Munters
Contents
1. KS Curtain or Wall Inlets ers Curtain Machine NOTE When the curtain machine is connected directly to the inlets they will both travel the same rate and the normal load will be applied to the curtain machine CURTAIN MACHINE AND CABLING WITH HAND WINCH INSTALLED Double Free Pulleys Fixed Pulleys e To Other Inlets Ce Maximum 45 Angle Fixed Attachment Point V Hand Winch ES Curtain or Wall Inlets G Curtain Machine NOTE When a Hand Winch is connected to the inlets and two free pulleys are con nected in line the inlets will travel at the same rate as the curtain machine For every 1 the curtain machine travels the inlets will move 1 The normal load will be applied to the curtain machine Munters Corporation FORM QM1158 4215 Legion Dr Mason MI 48854 1036 USA Rev 3 October 2009 517 676 7070 Fax 517 676 7078 Page 9 of 20 www munters us aerotech CURTAIN MACHINE AND CABLING WITH HAND WINCH INSTALLED Free Pulley Fixed Pulleys an To Other Inlets Maximum 45 Angle Hand Winch Curtain or Wall Inlets Curtain Machine NOTE When a Hand Winch is connected to the inlets and a Free Pulley is connected to the curtain machine the baffle will travel at twice the rate of the curtain machin2. y Curtain Machine SIDE VIEW FRONT VIEW Munters Corporation FORM QM1158 4215 Legion Dr Mason MI 48854 1036 USA Rev 3 October 2009 517 676 7070 Fax 517 676 7078 Page 4 of 20 www munters us aerotech INSTALLATION INSTRUCTIONS MIELE A WARNING Fe The location for the curtain machine must be structured strong enough to AN withstand a 4000 Ib load The wire rope cable used as a drive cable must also have a minimum capacity of 4000 Ibs High Voltage disconnect power before installation Step 1 Install the curtain machine in the location specified on your ventilation system drawing Using 4 3 4 x 3 5 Hex Head Lag Screws and 4 washers supplied in the hardware pack For Typical Mounting Configurations See Figures 1 and 2 page 4 Step 2 If the curtain machine will be operating Aero Baffle or Modular Inlets install baffle and inlets according to their installation instructions Install the curtains according to their installation instructions Step 3 Cable may be routed into the curtain machine through the slots provided on each side of the unit or through 2 knock outs on the top of the unit See Figure 3A and 3B knock out P Figure 3A END VIEW Figure 3B SIDE VIEW Munters Corporation 4215 Legion Dr Mason MI 48854 1036 USA 517 676 7070 Fax 517 676 7078 www munters us aerotech Slot for Pulleys FORM QM1158 Rev 3 October 2009 Pag
3. 1014 oi BA4xx3 30 37 5 30 rpm 7 h lmin 70 1014 oi BA4xx4 30 49 5 30 rpm 7 h lmin 82 1014 oi BA4xx6 30 73 5 30 rpm 7 h lmin 106 1014 6 NOTE These actuators are designed to open or close Aero baffle Aerotech modular inlets or curtains accordingly from signals received from any one of Aerotech s Air Monitor Controls or Environmental Computer Controls Munters Corporation FORM QM1158 4215 Legion Dr Mason MI 48854 1036 USA Rev 3 October 2009 Page 3 of 20 517 676 7070 Fax 517 676 7078 www munters us aerotech TYPICAL MOUNTING CONFIGURATIONS G 2 x Mounting Figure 1 Boards CEILING MOUNT SIDE VIEW L GE SH i E S Ceiling Curtain Machine f Wak Leave sufficient distance to complete all necessary cabling N Model A A BA4xx2 34 125 F 8 BA4xx3 46 125 BA4xx4 58 125 BA4xx6 82 125 ij ij Curtain Machine ei mal BK Leave sufficient distance to complete all necessary cabling 2 x Mounting Boards LOOKING UP FROM FLOOR Figure 2 WALL MOUNT E S Ceiling T d D 2 2 Ceiling E EE ol ZS g SI a gt 2g SE Oo Q Wall SS 2 S N DE ee Ss CR e S S SS SE D S O m E e geen d 2 i M Curtain Machine f x Mounting Boards a 2 x Mounting Boards ic
4. Mason MI 48854 1036 USA Page 6 of 20 517 676 7070 Fax 517 676 7078 www munters us aerotech Step 7A Figure 6A Figure 6B Route the left drive cable down CABLE OUT END CABLE OUT EACH SIDE the inside of the curtain machine to the right side of pin 1 Route the right drive cable to the left side of pin 2 Wrap the drive ee eee cables around the corresponding Ai 27 pin to form a loop Using 2 O cable clamps attach 1 cable 2 2 r ol to clamp 21 2 from the top of the 2 pin and 1 cable clamp 1 above 7 i the first cable clamp Leaving a minimum of 1 of cable at the l end of each loop clamps not Pin 1 Pin 2 provided See Figure 6A and A D 6B Follow this step for each i drive cable aa Step 7B O Q Alternative cable routing shown ZS in Figure GC and 6D Pin 1 Pin 2 Figure 6C Figure 6D CABLE OUT LEFT SIDE CABLE OUT RIGHT SIDE oY 7 LEE O i a oW o d Munters Corporation FORM QM1158 4215 Legion Dr Mason MI 48854 1036 USA Rev 3 October 2009 517 676 7070 Fax 517 676 7078 Page 7 of 20 www munte
5. Moving parts disconnect power disconnect power disconnect power before servicing before servicing before servicing SYMPTOM POSSIBLE CAUSE CORRECTIVE ACTION Curtain Machine 1 Close limit switch is activated 1 Run Curtain Machine off the Close limit will not close 2 No 120 VAC at the close input 2 Check for voltage from the Air Monitor Control 3 Brake has not released 3 Turn Curtain Machine off and listen at brake for click when turning machine on If 120 VAC is on wires 7 amp 8 brake is bad Follow maintenance instruction 6 If problem still occurs replace brake 4 Bad circuit board 4 Check for 120 VAC on wires 9 and 10 Curtain Machine 1 Open Limit Switch is activated 1 Run curtain Machine off the Open Limit will not open OTHER SYMPTOMS If a BA4xxx Series Actuator will not operate some testing can be performed to determine the cause of the problem A voltmeter capable of measuring 120VAC will be needed to test the unit thoroughly To troubleshoot power must be on Use EXTREME CAUTION when checking voltage DO NOT attempt these tests if you are not experienced in working on electrical control systems instead contact a qualified electrician or service technician Refer to the wiring diagram on page 15 when performing these tests It is recommended to perform all of the steps listed below in the event that more than one problem is present STEP 1 Verify that 120VAC is present at the input terminal b
6. zinc plated 1 14 AC1601 Coupler body 1 bore 095 1 15 AC1602 Spider Insert for 090 095 rubber 1 16 AC1616 Coupler body 1 2 Bore 095 1 17 AC1904 Bulkhead lower 1 18 AC1607 Gearmotor with brake 3 rom 1 AC1606 Gearmotor with brake 30 rom 1 19 AC1934 Brakes for AC1606 AC 1607 round 1 20 KP1108 Cotter Hairpin s D x 2 5 L 2 21 KP1252 Clevis pin non greaseable 2 22 KW3023 Flat washer nylon 2 23 KX1255 Spacer nylon 2 24 AC1901 Cable puller 1 25 KN1951 Locknut for ballnut 1 26 AC1915 Guide block on cable puller plastic 3 27 AC1910 Chassis Cap bottom end 1 28 AC1902 Bulkhead upper 1 29 AC1948 Bearing 2 bolt flange 1 I D 1 30 AC1486 Ball Screw Assembly BA4xx2 1 AC1487 Ball Screw Assembly BA4xx3 1 AC1488 Ball Screw Assembly BA4xx4 1 AC1489 Ball Screw Assembly BA4xx6 1 31 AC1909 Chassis Cap top end 1 32 AC1922 Chassis BA4xx2 1 AC1923 Chassis BA4xx3 1 AC1924 Chassis BA4xx4 1 AC1926 Chassis BA4xx6 1 33 AC1908 Bracket Pulley Cover 1 34 AC1943 Pulley with bearing 3 Munters Corporation 4215 Legion Dr Mason MI 48854 1036 USA 517 676 7070 Fax 517 676 7078 www munters us aerotech FORM QM1158 Rev 3 October 2009 Page 19 of 20 Aerotech Curtain Machine Ref No Cat No Description Qty 35 AC1961 Spindle for 3 5 Pulley 3 36 AC1907 Bracket Pulley Base 1 37 AC1916 Pull Retainer BA4xx2 1 AC1917 Pull Retainer BA4xx3 1 AC1918 Pull Retainer BA4xx4 1 AC1920 Pu
7. AEROTECH T CURTAIN MACHINES V Munters aerotech Ventilation Systems Munters Corporation FORM QM1158 Rev 3 October 2009 4215 Legion Dr Mason MI 48854 1036 USA 517 676 7070 Fax 517 676 7078 Page 1 of 20 www munters us aerotech USER S MANUAL and INSTALLATION GUIDE Section Page Unpacking the Curtain Machine sssrinin Aei eTA EAT E ATSA 3 DEMENSIONS dE EE E O ee 3 Typical Mounting Configurations sseisiirinoiini e E E 4 Installation INStUCtIONS aunianneianroaar a Ee a ed 5 8 External Cabling Metod Seea a E R E EENS ENEE 9 10 Electrical Wiring acre teh eee ie A ea eee ee ek 11 12 E e e EE 13 ET le 14 TFOUDIGSMOOUMAG KEE 15 17 BA4xxx Exploded View and Replacement Parts 18 20 Thank You Thank you for purchasing an Aerotech Curtain Machine Aerotech equipment is designed to be the highest performing highest quality equipment you can buy With the proper installation and maintenance it will provide many years of service PLEASE NOTE To achieve maximum performance and insure long life from your Curtain Machine it is essential that it be installed and maintained properly Please read all instructions carefully before beginning installation WARRANTY For Warranty claims information see the Warranty Claims and Return Policy form QM1021 available from the Aerotech Ventilation System Munters Corporation office at 1 800 227 2376 or by e mail at aerotech munters com Conditions and Limitations e Products and Sy
8. Dr Mason MI 48854 1036 USA Rev 3 October 2009 517 676 7070 Fax 517 676 7078 Page 12 of 20 www munters us aerotech SH4120 RELAY 1 RELAY 2 NO NC NC RLY at RLY 2 Li L2 TAS T2 ontio ANAD AAAA Cl SC L1 H 120 VAC Control 120 or 240 VAC Fan L2 N 4 Signal from P S l Controller or Rela ower Supply GROUND jj GES See RATING 1 3 hp or 11 amps A T1 H 120 or 240 VAC Power 2 T2 N Out to Fan ROUND o S Fan Limit Switch Figure 14 Step 7 Turn on the electrical supply to the curtain machine and the Air Monitor Control or environmental computer control Proceed to Operation Section OPERATION NOTE The curtain machine is shipped from the factory with the open and close limit adjustment clamps set for mid range operation These clamps MUST be set for your installation to assure proper operation Step 1 To adjust the close limit switch manually run curtain machine to the full close position for the curtains or inlets Position the close limit adjustment clamp against pull bar so that it activates the close limit switch Manually run curtain machine partially open and back close to check for proper position Step 2 To adjust the open limit switch manually run the curtain machine to the full open position for the curtains or inlets Position the open limit adjustment clamp against pull bar so tha
9. close to an open signal and test for 120VAC at the following points Test between wires 7 and 8 9 and 11 N and 12 If no voltage is present at any of these points replace the circuit board STEP 5 Check the operation of the brake with either a close or an open signal to the unit It should be possible to turn the brake hex nut freely by hand at this time If the hex nut is not visible the shaft extending through the center of the brake should turn freely If it will not turn freely the gearmotor brake Cat No AC1934 should be replaced STEP 6 The gearmotor should be tested without the brake installed at this time The air inlet will fall open when the brake is removed from the gearmotor The hand winch should be adjusted to open the air inlet to remove the load from the actuator If the brake hex nut is visible it will need to be removed The hex nut is secured to the motor shaft with two set screws It will be necessary to loosen both of these set screws so that the hex nut can then be slid off of the shaft If the hex nut is located between the motor and brake the brake must be removed rather than the hex nut The brake is secured to the motor with two or four machine screws Remove these screws and take the brake off of the motor Supply a close and an open input signal to the actuator and verify that the gearmotor will operate in both directions If the motor will not operate in either of these directions the gearmotor will need to be
10. e This is because for every 1 the curtain machine travels the inlets will move 2 Twice as much load will be applied to the curtain machine therefore it will have half the pulling capacity CURTAIN MACHINE AND CABLING WITH HAND WINCH INSTALLED Free Pulley Fixed Pulleys N To Other Inlets Maximum 45 Angle Hand Winch a Curtain or Wall Inlets Ge Curtain Machine NOTE When a Hand Winch is connected to the curtain machine and a free pulley is connected to the inlets the inlets will travel at half the rate of the curtain machine This is because for every 1 the curtain machine travels the inlets will move 1 2 Only half of the load will be applied to the curtain machine therefore it will have twice the pulling capacity FORM QM1158 Rev 3 October 2009 Page 10 of 20 Munters Corporation 4215 Legion Dr Mason MI 48854 1036 USA 517 676 7070 Fax 517 676 7078 www munters us aerotech ELECTRICAL WIRING Step 1 All wiring should be in accordance with National State and Local electrical codes Make electrical connections as shown on terminal block label inside actuator See Figure 8 Open Close and Neutral outputs from the Air Monitor Control are to be wired to the Open brown Close black and Neutral white inputs of the curtain machine See Figure 8 Step 2 If curtain machine is equipped with the Potentiometer F
11. e 5 of 20 Step 4 The curtain machine needs to have an equal load on both sides of the pull bar to assure proper operation See Figure 4A This can be done by mounting the curtain machine in the center of run s of Aero baffle modular inlets or curtains See Figure 4B and 4C Pull Bar Figure 4A CABLE OUT END Load Side 1 O o oW y D o D il e ben SZ Load Side 2 ollo oS e Load Side 1 Load Side 2 Figure 4B Figure 4C CH I Figure 5 a Cable Clamp 7 Cable Thimble 2 Strap Pulley UI Looped e Cable G Ch e o AN o Step 5 T If curtain machine can not be mounted in the center for even loading then make a loop with cable running the cable through a strap pulley and D attaching the ends of cable to each side of pull bar See Figure 5 D amp Ka QO Step 6 If curtain machine is equipped with the Internal Double Back option BA4xxx D go to step 8 otherwise proceed to step 7 FORM QM1158 Rev 3 October 2009 Munters Corporation 4215 Legion Dr
12. eed Back option BA4xxx P connect the inlet position output from the curtain machine to an environmental computer control having inlet capability See Figure 9 Control requires 5kQ as maximum input BRAKE OP CL N CAP cL OP N O J Black _ gt Black SE O ag To Internal d g Green lt L White Pull Wires JA Zl ol Oo Potentiometer lt _ SE to Control 327 4a 2 Red O Red S CDS E G RI E Ground Lug BEF Se Os Bae in actuator Internal Wires Die 2 iF Figure 9 Figure 8 120 VAC BA4000 BA4500 Signal Input Step 3 If curtain machine is equipped with the Fan Limit Switch option BA4xxx F See Figure 10 Limit switch is rated for N 1 3 HP or 11 Amps maximum load If load is less than rating proceed to Step 4 otherwise proceed to step 6 RATING 1 3 hp or 11 Step 4 If the limit switch is to turn off the fan when inlets or curtains open and turn on when curtains close wire one leg of fan power to terminal marked COM and connect fan wire to the NO contact marked terminal A See Figure 11 Figure 10 FAN LIMIT SWITCH Fan Limit Switch RATING 1 3 hp or 11 amps NC L1 H L1 H 120 or 240 VAC L2 N L2 N 120 or 240 VAC Fan Power Supply Power Out to Fan GROUND ijy ut EROUND Figure 11 Munters Corporation FORM QM1158 4215 Legion Dr Mason MI 48854 1036 USA Rev 3 Oc
13. ll Retainer BA4xx6 1 38 AC1928 Cover BA4xx2 w hinges latch 1 AC1929 Cover BA4xx3 w hinges latch 1 AC1930 Cover BA4xx4 w hinges latch 1 AC1932 Cover BA4xx6 w hinges latch 1 39 AC1947 Hinge cane bolt RH 1 40 KX1041 Latch Slide bar assembly SS Varies 41 KX1042 Latch Lock bushing ZP 1 42 AC1933 Hinge cane bolt LH ZP Double Back Option 43 AC1943 Pulley with bearing 2 44 KP1253 Clevis pin greaseable 2 Potentiometer Feedback Option 45 AC1425 Potentiometer kit 5KQ w bracket and cable 1 included in AC1425 46 FC1205 3 Pole terminal block 16AWG max 1 Fan Limit Switch Option 47 KX1454 Spring Tension 1 48 KP1106 Hairpin Cotter 1 49 AC1911 Bar Fan Limit Activation 1 50 KW3022 Flat Washer nylon 1 51 KP1254 Clevis Pin 1 52 AC2501 Bracket Fan switch 1 53 AC1962 Switch micro 1 Munters Corporation FORM QM1158 4215 Legion Dr Mason MI 48854 1036 USA Rev 3 October 2009 517 676 7070 Fax 517 676 7078 Page 20 of 20 www munters us aerotech
14. lock on the circuit board in the actuator If no voltage is present the problem is not with the actuator and further testing of the wiring to the actuator should be done If volt age is present proceed to Step 2 STEP 2 Confirm that the limit switch portion of the actuator circuit board is functioning properly With a close signal present on the input to the board verify that there is 120VAC between wire 1 and Neutral N Change the input signal from a close to an open signal and test for 120VAC between wire 4 and N If no voltage is present at either of these points replace the circuit board STEP 3 Check the operation of the open and close limit switches With a close signal to the board test for voltage between Neutral and 3 If no voltage is present one of the close limit switches is defective or is in the activated position With an open signal present test between wire 6 and N If no voltage is present one of the open limit switches is defective or is in the activated position Munters Corporation FORM QM1158 4215 Legion Dr Mason MI 48854 1036 USA Rev 3 October 2009 517 676 7070 Fax 517 676 7078 Page 15 of 20 www munters us aerotech STEP 4 Confirm that the remaining areas of the actuator circuit board are functioning properly With a close signal present on the input to the board verify that there is 120VAC on the following points Test between wires 7 and 8 9 and 10 N and 13 Change the input signal from a
15. performed every 6 months 5 CHECK ELECTRICAL CONNECTIONS With the power turned off to the unit verify that the termination points are secure and all wires are in good condition This should be done yearly 6 CHECK GEARMOTOR AND BRAKE No lubrication or adjustment is needed on the gearmotor brake assembly Some maintenance may be necessary for reliable operation if the unit will sit idle for an extended period of time If the unit will sit idle for more than one month the following steps should be performed before the actuator is put back into service STEP 1 Apply power to the actuator in the open and then the close direction STEP 2 Verify that the gearmotor will operate in both directions STEP 3 If the unit will not operate it may be necessary to break loose the gearmotor brake Turn power off to the unit Using a pair of pliers or vise grips turn the brake hex nut 1 4 of a turn On some units the hex nut may not be visible If the hex nut is not visible turn the gearmotor shaft where it extends through the brake 1 4 of a turn STEP 4 Perform steps 1 and 2 again If the unit will still not operate refer to the troubleshooting procedures for further instructions Munters Corporation FORM QM1158 4215 Legion Dr Mason MI 48854 1036 USA Rev 3 October 2009 517 676 7070 Fax 517 676 7078 Page 14 of 20 www munters us aerotech TROUBLESHOOTING AWARNING AWARNING AWARNING S Moving parts High Voltage
16. replaced If the gearmotor will run in one but not the other direction the gearmotor is working but one of the components discussed in the previous steps is not functioning If a replacement gearmotor is required the AC1934 brake will not need to be ordered as it will be included with the new gearmotor If the catalog number for the BA4xxx Series Actuator being serviced ends in a 03 the AC1607 gearmotor brake assembly should be ordered If the catalog number ends in 30 the AC1606 gearmotor brake assembly should be ordered ANWdINOO SYSLNNW Y HOSLOYSV NEUTRAL se ai zl DP 120 VAC S o S CLOSE Signal Input kel Internal Wires 12 13 Ground Lug in actuator CAPACITOR 250 VAC 12 5uF BA4000 Munters Corporation FORM QM1158 4215 Legion Dr Mason MI 48854 1036 USA Rev 3 October 2009 517 676 7070 Fax 517 676 7078 Page 16 of 20 www munters us aerotech Y99 0J98e SN SJB JUNW MMM OZ 40 Z e6ed 8202 929 21S xe4 0202 929 449 600z Jequiajdas neu YSN 9E0L Y988y IW uoseW uq UOIBe7 GLZy SSLLIND NYOS uoljelodio4y s13 UNN e JAVY ONG HOLON AHL WOH SINIM JUV L ONY OL 6 8 Z SAMIM ALON SV kel Z
17. rs us aerotech Step 8A If optional internal double back was purchased route the left drive cable down the inside of the curtain machine of the right O side of pulley 1 Route the right drive cable to the left side of A S A pulley 2 Wrap the drive cables around the bottom of its ts g corresponding pulley and take each drive cable to the upper Polg bulkhead and through its corresponding hole Using 2 cable z clamps attach 1 cable clamp 1 from the cable end and 1 cable clamp below but as close as possible to the first cable clamp See Figure 7A Refer to Steps 4 7 for cable routing options N ana Pulley 1 Pulley 2 Figure 7A DOUBLE BACK Step 8B If adding the optional internal double back kit AC1950 in the field remove the 2 non greaseable pins from the cable puller bracket Then install the 2 greaseable pins pulleys and hairpin cotters See Figure 7B Greaseable Clevis Pin Remove pins that were in this location 3 5 Diameter pulley Cable puller with bearing bracket Hairpin cotter Figure 7B Munters Corporation FORM QM1158 4215 Legion Dr Mason MI 48854 1036 USA Rev 3 October 2009 Page 8 of 20 517 676 7070 Fax 517 676 7078 www munters us aerotech EXTERNAL CABLING METHODS CURTAIN MACHINE AND CABLING WITHOUT HAND WINCH Fixed Puleys ok To Other Inlets
18. stems involved in a warranty claim under the Warranty Claims and Return Policy shall have been properly installed maintained and operated under competent supervision according to the instructions provided by Aerotech Ventilation Systems Munters Corporation e Malfunction or failure resulting from misuse abuse negligence alteration accident or lack of proper installation or maintenance shall not be considered a defect under the Warranty Munters Corporation FORM QM1158 4215 Legion Dr Mason MI 48854 1036 USA Rev 3 October 2009 517 676 7070 Fax 517 676 7078 Page 2 of 20 www munters us aerotech UNPACKING THE EQUIPMENT Before beginning installation check the overall condition of the equipment Remove packing materials and examine all components for signs of shipping damage Any shipping damage is the customer s responsibility and should be reported immediately to your freight carrier Each crate includes Ow 1 2 3 4 1 Curtain Machine with internal brake Pe ele icy 1 Hardware Package HP1065 for Curtain Machine A A 4 3 8 x 3 5 Hex Head Lag Screw ZP B 4 3 8 Flat Washer ZP ee B o Actuator Specifications Power 110 120 VAC ae denen bg scht Amps 1 0 O 4 1 8 A 3 amp Phase 1 Frequency 60 Hz Load capacity 4000 Ibs Model Travel Length Drive Speed Lift Rate A B Cc BA4xx2 03 25 5 3 rpm 3 4 min 58 1014 oi BA4xx2 30 25 5 30 rpm 7 h lmin 58
19. t it activates the open limit switch Manually run the curtain machine partially close and back open to check for proper position of clamp Readjust clamp as necessary Step 3 Place all switches and controls in auto Test operation of curtain machine using the Air Monitor control or environmental computer control Munters Corporation FORM QM1158 4215 Legion Dr Mason MI 48854 1036 USA Rev 3 October 2009 517 676 7070 Fax 517 676 7078 Page 13 of 20 www munters us aerotech MAINTENANCE AWARNING AWARNING AWARNING ik g AO High Voltage Moving parts disconnect power disconnect power before servicing before servicing Do not power wash electrical devices 1 REMOVE DUST BUILDUP FROM CURTAIN MACHINE using a soft brush or dry cloth Never use liquids to clean electrical cords or wires 2 GREASE BALL SCREWS AND CHECK PULLEYS A high quality Lithium based grease should be applied to the ball screw and pulleys every 6 months depending on the frequency of operation Also check to make sure that the pulleys will turn freely 3 CHECK CABLES Confirm that all cables are in good condition and are properly positioned in the groove of the pulleys Check this regularly to avoid damage to the building or equipment Check any clamps being used to verify they are secure 4 CHECK LIMIT CLAMPS Verify that the limit clamps are adjusted to allow the air inlet to open and close within the inlets operating range This should be
20. tober 2009 517 676 7070 Fax 517 676 7078 Page 11 of 20 www munters us aerotech Step 5 If the limit switch is to turn on the fan when inlets or curtains open and turn off when curtains close wire one leg of fan power to terminal marked COM and connect fan wire to the NC contact marked terminal B See Figure 12 Fan Limit Switch RATING 1 3 hp or 11 amps NC L1 H L1 H 120 or 240 VAC Fan L2 N L2 N 120 or 240 VAC Power Power Supply Out to Fan GROUND i 8 GROUND Figure 12 Step 6 When the fan load exceeds the rating of the limit switch an external load carrying relay Aerotech SH4120 series must be used in conjunction with the limit switch If the load fan is to turn off when inlets or cur tains open and turn on when inlets or curtains close wire limit switch and relay as shown in Figure 13 If the load fan is to turn on when inlets or curtains open and turn off when inlets or curtains close wire limit switch and relay as shown in Figure 14 on page 13 SH4120 RELAY 1 RELAY 2 N E NC RLY ar RLY 2 Li L2 Ti 12 EN BK QIZIO Alloe D E S a Lt H melle 120 VAC Control 120 or 240 VAC Fan lt L2 N m SE GE Power Supply GROUND Ii Power Supply S Ge E 11 O 120 or 240 VAC Power 4 12 1 ive Water Out to Fan Sei Figure 13 Fan Limit Switch Munters Corporation FORM QM1158 4215 Legion
21. ug bad JLHM zZ by Jovia 8 z e o S JL ane L S OVA 082 lt HOIRAN L o 35019 S a b G q o S pee EE E CHEN z uv C EI 19 dO Zug YOLOW z S3HOLIMS S SEs UNC NadO Mo S G jo n ES x r Q OVA DEL ayvod LINDYID I SYOLOANNOO MOTHOLOOS SAHOLIMS z LIWN 3S019 GANNILNOD ONILOOHSATENOYL Y99 0J98e SN SJBJUNW MMM 8202 929 21S X84 0202 929 449 oz J0 8 abed 600z 1 qw d S g neu YSN 9E0L YS88y IW uoseW 20 uolba Szy 8SLLNO INYOS uonesodiog sioun uondo yoeqpss 19 9W01 U9 0d uondo YyoyIMg yw ues dTM Aerotech Curtain Machine Ref No Cat No Description Qty 1 AC1955 Bar limit switch activation BA4xx2 1 AC1956 Bar limit switch activation BA4xx3 1 AC1957 Bar limit switch activation BA4xx4 1 AC1959 Bar limit switch activation BA4xx5 1 2 AC1941 Clamp limit adjustment 2 3 KP1052 Cotter Pin 2 4 KX1455 Spring Compression 2 5 AC1937 Retainer Limit Switch Spring 2 6 AC1914 Bracket Open Close Switch 1 7 KE1154 Connector moisture resistant 14 22 AWG 11 8 AC1939 Circuit Board 1 9 AC1962 Switch micro 4 10 AC1608 Capacitor 12 5 mfd for BA4000 only 1 AC2503 Capacitor 12 5 mfd for BA4500 only 1 11 AC1903 Bulkhead middle 1 12 AC1905 Bearing thrust 3 bolt flange 1 1 D 1 13 KW4150 Washer flat
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