dwyer_dct604_timer_c.. - QualityInstruments
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1. Alternating current Agency Approvals and Test Standards UL UL508 2008 IEC 61010 1 2001 02 CE IEC 61000 4 2 2001 IEC 61000 4 3 2006 IEC 61000 4 4 2004 IEC 61000 4 5 2005 IEC 61000 4 6 2006 IEC 61000 4 11 2004 CENELEC EN 55022 2007 FCC Part 15 CFR Title 47 2007 ICES 003 2004 Digital Apparatus Industry Canada ANSI 63 4 2003 CENELEC EN 61326 1 2006 2004 108 EC EMC Directive Copyright 2009 Dwyer Instruments Inc Printed in U S A 7 09 FR 05 443494 00 Rev 3 RFIANZ FF ILRI FPalinaArsai See pam i_ Se QualityInstruments Direct com 1 888 475 52352. TSI are no stray strands These pose safety hazards and may cause system failure or er care ioe cou a damage Connect the line power to L1 and L2 Connect the solenoids between the 2 selected output and the solenoid common Solenoid common and L2 are internally connected Refer to Figure 2 1 or Figure 2 2 depending on model The wire should be stripped to no more than 0 25 in A strip gauge is provided at the lower right corner of the board Longer than this may cause shorts or expose line volt ages to possible contact Switches connected to the control inputs at the top of the board must be isolated nor mally open contacts connected only to the relevant terminal and to the common ter minals These switches should be rated for low voltage and low current operation LMT SmS The following subparagraphs describe the external switch connections Refer to fig 5 ure 2 1 or Figure 2 2 depending on model for switch connection illustration POWER COM glelaleo elofololololola 23 4 5 6 8 OUTPUT A 7 WAX mis 3 POWER SOLENOIDS Figure 2 2 Wiring Connections DCT604 DCT606 DCT610 QualityInstruments Direct com 1 888 475 5235 External Limit Switch Connection The controller may be used with an external pressure limit switch or sensor to provide demand cleaning operation A three pin terminal block provid
3. Specifications BULLETIN E 99 Installation amp Operating Instructions TESTED BY Fey he Ne dma o LO Y ER E Mr aut 2 IE ae gin 123 8 ated i 5 Hel QO Hf a i po p WIRE STRIP GAUGE _ zona TEs Aor elolololololololololololo higani FELF Rdn J Colts Fonn Se gleclleelleeield oro _ 1 16 LL 6 1 4 o eo see a aaaea PAE 158 75 p34 127 171 45 __1 23 64__ 34 53 H EEEEEEEEEEEE _ m o 6 1 4 156 75 6 7 8 174 62 Sy gti Sriati ARAA EL ELE LA e AR IA In On a O oa aa ma i i a lag Bh ised detesessseeed Bre eeeeeeeeeeereaeeereceseece See Secs te eiyernewe nwemen 5 e gt ie 116 i 1 591 42 ee sl i27 209 S 50 16 j 2255 Introduction The Series DCT600 Timer Controller is a timing system for pulse jet type dust col lectors or pneumatic conveying systems in either continuous or on demand cleaning applications It provides either 4 6 10 22 or 32 channels The DCT600 was designed for ease of insta
4. all and service this device with the power off Aj y and a lockout installed if required Line voltages are exposed on the board As a result this device is not intended to be installed in any open see O A location It must be installed within an enclosure that meets appropriate a or safety and local code requirements Follow applicable safety proce Shee aud Gis Il izi 3 re iT dures when installing or servicing this product Ba thO Q 44 SOLENOIDS DEERD 2i ERURR URE EH OUTPUTS 388 VA MAX A Warning Always replace the fuse with the proper type and rating Si f The fuse is Type 3 AG fast acting 3 Amp 250V DO NOT use slow j blow type fuses Failure to comply with this requirement will pose a seri ous safety risk and will void manufacturer s warranty 8 As a permanently installed piece of equipment a power disconnect switch circuit breaker or other approved disconnect device must be installed in close proximity to the installed board and within easy reach j of the operator This disconnect device must include a label indicatin M s l B 9 0 9 its function as a mains disconnect O g Sip 23450 7Bpenasussveeeaa ED O OUTPUTS 380 VA MAX Power Requirements eee g The controller is de
5. es connection for exter nal high and low limit switches A simple on off system can be established with a sin gle pressure switch connected to the high limit input Better control can be achieved with a high and low limit switch gage such as the Dwyer Photohelic pressure gage The switches must be isolated contacts between the high or low limit input and the common connection The wiring from the switches must be two or three wires with no other connections made to these The common line must not be connected to equip ment ground or protective ground since these may introduce electrical noise and cause improper operation or possible damage to the control board The operation of these inputs is summarized as follows Operating Modes Next Operation Hold Run Hold Run Run Run Hold Low Limit Operation Switch Hold Open Hold or Run X Hold Hold Closed Run Closed Hold Closed Run Current High Limit Switch Open Closed Open Transition from open to closed Transition closed to open X Either open or closed Continuous Cycle Mode The DCT600 has two operating modes available for different applications Starting with the most basic mode it is capable of operating in a continuous cleaning cycle This can be initiated by placing a jumper between the high limit input and the com mon connection Two setup parameters control operation time off time on Time on and time off specif
6. ically deal with the solenoid on time and the time interval between the end of the on pulse and the start of the next Demand Mode Demand mode operation can be configured using the high limit and low limit inputs A simple on off system can be setup with a single pressure switch connected to the high limit input Better control can be achieved with a high and low limit switch set such as is provided in the Photohelic pressure gage In this on demand mode time on and time off may be programmed to define the cleaning cycle When the cleaning cycle is completed the controller will continue the cycle until the last channel is pulsed The next cleaning cycle will always start on channel 1 A factory installed option is available A factory installed option is available that will not clean to the end of a cycle but rather stop where the cleaning cycle ended The next demand for cleaning will start where the last cleaning cycle left off System Setup Last Channel Selection DCT604 DCT606 DCT610 A jumper connector is provided on the DCT610 DCT606 and DCT604 to select the last channel used Place the jumper on the two pins corresponding to the last chan nel used in the installation QualityInstruments Direct com Last Channel Selection DCT622 DCT632 The DCT622 and DCT632 use a set of 5 switches to select the last channel If the selected last channel is greater than the number of channels available then the con troller will cycle through
7. llation in your dust collector system For installations requiring fewer channels than available on the board a shorting plug DCT610 or dip switches DCT632 allows selection of the last used channel Time on and time off settings are selected using two potentiometers High limit and low limit control inputs are provid ed for use with on demand systems When used in a continuous mode the high limit input is jumpered For safety the control circuitry including the control inputs and the last channel jumper is isolated from the power line m LANRNZmAmMmM ILRI FPalinar aire LE S F aa QualityInstruments Direct com SPECIFICATIONS Output Channels 4 6 10 22 amp 32 channels Voltage Requirements 85 to 270 VAC 50 or 60 Hz Power Consumption 1 8 W Input Power 302 VA max Load 300 VA max pilot rating C300 Fuse Type 3 AG 3A 250 VAC Ambient Operation Temperature 40 to 149 F 40 to 65 C Storage Temperature 40 to 176 F 40 to 80 C Humidity Conditions 5 to 95 noncondensing On Time 50 to 500 msec On Time Accuracy 5 of setting On Time Repeatability 1 msec Off Time 1 to 180 seconds Off Time Accuracy 5 of setting Pollution Degree 2 Altitude 6560 ft 2000 m max Environment Indoor use must be installed in a weather proof enclosure for out side applications Weight 9 oz 255 g Agency Approvals UL cUL CE 1 888 475 5235 Installation Warning Always inst
8. only the available channels The following table defines the switch settings for each of the last channel selections For convenience this table is also provided on the board below the switch Time Off and Time On Setup Channel Channel Channel 32 21 10 31 20 30 19 29 18 28 17 27 16 26 15 25 14 24 13 23 12 22 11 SHNWHRUITONWO 0 Off 1 On Time off defines the period of time between solenoid activations when no channels are enabled This value may be set between 1 second and 200 seconds with a reso lution of 1 second Time on defines the solenoid on time The value may be set between 50 msec and 500 msec with a resolution of 10 msec If adjustments are made while the system is in operation the new setting will take effect in the following solenoid cycle Do not use excessive force to turn the potentiometers This will dam age the unit A factory installed option is available for a time on range of 0 05 to 10 seconds 9 31 TYP 7 87 4 PLACES hae 7 73 8 88 196 3 4 225 6 zs 4 00 TYP 101 6 5 74 Weatherproof Enclosure Option DCT604 DCT606 DCT610 1 888 475 5235 13 3 16 338 14 11 19 64 5 19 32 285 94 142 08 Weatherproof Enclosure Option DCT622 DCT632 Explanation of Symbols Description Caution Risk of electric shock Caution Risk of danger refer to user s manual for further information
9. signed for operation on either 120 VAC or 240 VAC 50 60 Hz POWER SOLENOIDS power The input voltage must be between 85 VAC and 270 VAC either 50 or 60 Hz PUT The solenoid loads must be rated for the line voltage T loege 2222222 G Location The system must be located in an enclosure that meets relevant safety standards and Figure 2 1 Wiring Connections DCT622 DCT632 electrical codes There are no other special orientation requirements Mount it using the four mounting holes in the baseplate The baseplate back is flush so no special spacers are needed to accommodate obstructions except for those imposed by the location itself Installed screws and other mounting hardware must maintain a spacing of 0 250 in 6 35 mm from the circuit board Connections The line and solenoid connections are located at the lower edge of the board The terminal block is a Euro style connector system that clamps the wire within the con nector body The connector will accept wire sizes from 14 to 22 gages Wire must be copper only with at least 60 C or 60 75 C rated insulation These terminals should be SHORT FOR torqued to 5 in Ib The connectors are specified for single connection but multiple Sao TME OFF TME ON T wires may be connected to a single lug provided local codes allow this and good We A 2 ee workmanship practices are followed When using stranded wire make sure that there Ss MA e gt ce
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