Universal Intelligent Controller UIC-DX270 for Screw Compressor 2006-Apr rev. 1 Application: Chiller, CDU, Spot Cooler Compressor Maker: Bitzer, Roltec, Fusheng, Hanbell, Refcomp, Hitachi, Mitubishi, Etc DOTECH, INC Joongang-ilbo building 6F, Wonsi-dong, Danwon-gu Ansan-si, Gyeonggi-do, KOREA Tel : 031-495-3767 , 031-495-3916 (Customer Service Center) Fax : 031-495-3917 Homepage : www.dotech21.com E-mail : business@dotech21.
UIC-DX270 Series User’s Manual Rev 1.0 ※ Certainly read 'warning matter for safety', and please use before using. ▣ Warning matter for safety This direction is for using the product correctly so that you could be safe from danger or incident. Please carefully keep this all direction.
UIC-DX270 Series User’s Manual Rev 1.0 Warranty Information This is the warranty below for customer who has a license or product from DOTEC. The condition of warranty The warranty period for DOTECH products is a year so that it is provided support of the product during the warranty period. 『DOTECH does not have a responsibility for problems of product under the circumstance below. In the case of using without concerning the proper form mentioned on the manual.
UIC-DX270 Series User’s Manual Rev 1.0 INDEX 1. OUTLINE .................................................................................................................................................................. 8 1) SPECIAL MERITS ................................................................................................................................................................ 9 1-1) Countermeasure of the Noise ..........................................................................
UIC-DX270 Series User’s Manual Rev 1.0 6) SYMBOL EXPLANATION ................................................................................................................................................ 21 6-1) Equipment state display ............................................................................................21 6-2) Digital input signal symbol ........................................................................................22 6-3) Digital output signal symbol ..................
UIC-DX270 Series User’s Manual Rev 1.0 ※ Please check the product to the model ordering before usage .
UIC-DX270 Series User’s Manual Rev 1.0 ※ Product Reference DX200 : 1 C/S Screw Chiller / Controlling CPU DX220 : 1~2 C/S Screw Chiller / Controlling CPU DX240 : 1~4 C/S Screw Chiller / Controlling CPU DX260 : Multi Compressor Controller / Be control possibility with a unit number.
UIC C-DX270 Serries User’s Manual M Rev 1.0 1. OUTL LINE U UIC-DX270 is based on n microproce essor, and be b control devices d elecctronic the high-tech carrying out an effficient driving of a screw w compresso or.
UIC-DX270 Series User’s Manual Rev 1.0 1) SPECIAL MERITS UIC-DX270 supports a Korean display and trip alarm personal history for integrated controls and management of a screw freezer, and be electronic control unit this only an excellent screw freezer having been equipped with stability. Were adopting a digital algorithm process method by microprocessor of highly efficient RISC type, and a unification did modular a display control module, and ensured a mounting space and stability.
UIC-DX270 Series User’s Manual Rev 1.
UIC-DX270 Series User’s Manual Rev 1.0 2. INPUT/OUTPUT FEATURE 1) DIGITAL INPUT SIGNAL Pin Name Function J13.1 ID1 Over-load Main Motor fault (open) J13.2 ID2 Reverse-Phase Main Motor fault (open) J13.3 ID3 Low-Pressure Switch Signal fault (open) J13.4 ID4 High-Pressure Switch Signal fault (open) J13.5 ID5 Oil Level Switch Signal fault (open) J13.6 IDCM1 Input common terminal 1 Pin Name J14.1 ID6 INT • Oil Flow Signal fault (open) J14.
UIC-DX270 Series User’s Manual Rev 1.0 2) DIGITAL OUTPUT SIGNAL Pin Name Function J21.1 N1 Load Control Capacity SOL V/V (CR1) ON J21.2 N2 Load Control Capacity SOL V/V (CR2) ON J21.3 N3 Load Control Capacity SOL V/V (CR3) ON J21.4 N4 Liquid SOL V/V ON J21.5 C1 Output common terminal 1 Pin Name J22.1 N5 MC for Main / PW1 ON J22.2 N6 MC for Start / PW2 ON J22.3 N7 MC for Delta ON J22.4 N8 Liquid Injection Sol V/V Control ON J22.5 C2 Pin Name J23.
UIC-DX270 Series User’s Manual Rev 1.0 3) ANALOG INPUT SIGNAL Pin Name Function Type Range J11.1 +24V Sensor power (+V common) J11.2 B4 4 ~ 20mA Possible to set J11.3 B5 Pressure sensor / temperature input 4 ~ 20mA Possible to set J11.4 AVSS 0V common(GND wire of Shield Wire) Pin Name Function Type Range J12.1 B1 J12.2 AVSS Inlet port temp-sensor input NTC 5K -40 ~ 70 ℃ J12.3 B2 J12.4 AVSS Outlet port temp-sensor input NTC 5K -40 ~ 70 ℃ J12.5 B3 Discharge Gas Temp.
UIC-DX270 Series User’s Manual Rev 1.0 4) ANALOG OUTPUT SIGNAL (OPTIONAL FUNCTION) Pin Name Function J6.1 Y1 Entrance Temp. Signal (+) J6.2 YG1 Entrance Temp. Signal (-) J6.3 Y2 Exit Temp. Signal (+) J6.4 YG2 Exit Temp. Signal (-) J6.5 Y3 Discharge Gas Temp. Signal (+) J6.6 YG3 Discharge Gas Temp. Signal (-) * Entrance Temperature Signal Range: 4 ~ 20mA (-30.0 ~ 70.0 ℃) * Exit Temperature Signal Range: 4 ~ 20mA (-30.0 ~ 70.0 ℃) * Discharge Gas Temperature Signal Range: 4 ~ 20mA (0.
UIC-DX270 Series User’s Manual Rev 1.0 5) COMMUNICATION SIGNAL (OPTIONAL FUNCTION) 5-1) SYSTEM BUS Pin Name Function TB1.1 GND - TB1.2 B SYSTEM BUS TRX- TB1.3 A SYSTEM BUS TRX+ Type RS-485 5-2) LOCAL BUS Pin Name Function TB2.1 GND - TB2.2 B LOCAL BUS TRX- TB2.
UIC-DX270 Series User’s Manual Rev 1.0 6) CONTROL POWER INPUT Pin Name Function J1.1 FG FIELD GROUND (CASE SHIELD) J1.2 G0 AC24V(-) or DC24V(-) J1.
UIC-DX270 Series User’s Manual Rev 1.0 3.
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UIC-DX270 Series User’s Manual Rev 1.0 ON: LED is on always, OFF: LED is not on always. Low speed flickering: ON for 0.5sec, OFF for 0.5sec High speed flickering: ON for 0.1sec, OFF for 0.1sec Spot flickering: ON for 0.1sec, OFF for 4sec State No.
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UIC-DX270 Series 6-2) Symbol User’s Manual Rev 1.
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2) MENU STRUCTURE RUN INFO OPERATION SCHEDULE TRIP LOG TRIP AND ALARM 00: INLET TEMP 00: SET VALUE 00:SUN : ON ~ OFF EVENT #1 00: FLOW SENSING DELAY 01: OUTLET TEMP 01: RUN DIFFERENTIAL 01:MON : ON ~ OFF EVENT #2 01: FLOW SENSING HOLD 02: DISCHARGE GAS 02: STOP DIFFERENTIAL 02:TUE EVENT #3 02: DISCHARGE TEMP. OVER 03: RUN HOUR 03: 50%CAP.DIFFERENTIAL 03:WED : ON ~ OFF 04: COMPS RUN HOUR 04: 75%CAP.DIFFERENTIAL 04:THU : ON ~ OFF 05: COMPS ON/OFF + D.
3) MENU ACCESS LEVEL Access Level USER 2 SERVICE 1 SERVICE 2 SERVICE 3 (CODE = 0009) (CODE = 0100) (CODE = 0119) (CODE = ****) 1. Run info. 1. Run info. 1. Run info. 1. Run info. 2. Operation 2. Operation 2. Operation 2. Operation 3. Trip log 3. Schedule 3. Schedule 3. Schedule 4. Calibration 4. Trip log 4. Trip log 4. Trip log 5. Trip and alarm 5. Trip and Alarm 5. Trip and Alarm 6. Extention 6. Extention 6. Extention 7. Configure 7. Configure 7. Configure 8. Test mode 8.
UIC-DX270 Series User’s Manual Rev 1.0 4) RUN INFORMATION Item Description Units Step Min Max Default View Access 000 Inlet Temp. ℃ 0.1 -40.0 70.0 View only USER 1 - 001 Outlet Temp. ℃ 0.1 -40.0 70.0 View only USER 1 - 002 Discharge Gas Temp.
UIC-DX270 Series User’s Manual Rev 1.0 108 Injection differential 109 LCD backlight Mode ℃ 1 -50 -1 On / Off -10 SVC1 SVC1 Off USER2 USER2 ※ According to the control objects that set up in operation menus, Unit (℃,bar,%) is changed. 1) Set value: Input a standard of freezer control. 2) Run differential: Input condition that a freezer operate. (ex, 7.0+5.0=12.0 If it is a more than 12, be operating start.) 3) Stopping differential: Input condition that a freezer stops. (ex, 7.0-0.0=7.
UIC-DX270 Series User’s Manual Rev 1.
UIC-DX270 Series User’s Manual Rev 1.0 The state of equipment during trip 8) TRIP AND ALARM Item Description Units Step Min Max Default View Access 400 Flow sensing delay Sec. 1 0 300 60 SVC1 SVC1 401 Flow sensing hold Sec. 1 0 300 5 SVC1 SVC1 402 Discharge temp over ℃ 1 50 180 115 SVC1 SVC1 403 Outlet temp freeze ℃ 1 -99 99 3 SVC1 SVC1 404 Oil flow sensing delay Sec. 1 0 300 60 SVC1 SVC1 405 Oil flow sensing hold Sec.
UIC-DX270 Series User’s Manual Rev 1.0 Stream detection operation time: Shall be OFF state during action time, and input of a stream detection switch perceives.( If it is 0 seconds, do not perceive) 2) Outlet temp freeze: A trip function runs hereafter the freezing temperature that exit temperature is excessive. 3) Oil flow error fault Oil flow delay: Start for perceiving after delay time since a freezer was driven a detection of an oil stream switch.
UIC-DX270 Series User’s Manual Rev 1.0 DetectionDischarge-gas temp. > 9 Dc gas over-temp [Trip alarm setting: Excessive temperature setting of discharge-gas] CancellationDischarge-gas temp <= [Trip alarm setting: Excessive temperature setting of discharge-gas] - 5℃ Detection exit temp. < 10 Outlet freeze [Trip alarm setting: An excessive freezing temperature alarm of an exit] Cancellationexit temp.
UIC-DX270 Series User’s Manual Rev 1.0 9) EXTENT OPERATING SET Item Description Units Default View Access 500 Running mode - LOCAL SVC1 SVC1 502 Control source - OUT SVC1 SVC2 503 Step delay time Sec. 1 0 999 10 SVC1 SVC2 504 Step delay time(start) Sec. 1 0 999 180 SVC1 SVC2 507 Comp. start delay time Sec. 1 0 600 5 SVC1 SVC2 508 Comp. restart delay time Min. 1 0 30 5 SVC1 SVC2 509 Comp. auto stop delay Sec. 1 0 600 5 SVC1 SVC2 510 Comp.
UIC-DX270 Series User’s Manual Rev 1.0 10) CONFIGURE ※ Should change a setting number since a grasp called exactly a characteristic. ※ Perfection shall be stopped, and setting is possible equipment. Item Description 612 Comp.
UIC-DX270 Series User’s Manual Rev 1.0 11) CALIBRATION Item Description Units Step Min Max Default View Access 700 Inlet temp sensor cal ℃ 1 -20.0 +20.0 0.0 USER 2 USER 2 701 Outlet temp sensor cal ℃ 1 -20.0 +20.0 0.0 USER 2 USER 2 702 Discharge-gas temp cal ℃ 1 -20.0 +20.0 0.0 USER 2 USER 2 703 Press sensor cal Bar 1 -20.0 +20.0 0.
UIC-DX270 Series User’s Manual Rev 1.
UIC-DX270 Series User’s Manual Rev 1.0 13) FACTORY SET ※ This is the set mode when delivered thus, please understand exactly and then, changes it.
UIC-DX270 Series User’s Manual Rev 1.0 14) SYSTEM DATE/TIME Date/time is used for a report of system information by trip/state report and schedule operation. Thus, it is necessary for a trouble or an abnormal condition. Please set date/time. 1) Put menu button once on the main display, see the display to set access code.
UIC-DX270 Series User’s Manual Rev 1.0 5. INSTALLATION PROCESS 1) INSTALLATION PLACE Please set this product up in the place mentioning below.
UIC-DX270 Series User’s Manual Rev 1.0 6.
UIC C-DX270 Serries User’s Manual M Rev 1.0 7. SENS SOR DA ATA MPERAT TURE SEN NSOR DA ATA 1) TEM Discharge e-gas tempe erature senso or only. Sensor model: m DPR-T TH02-P6D100L*3m Use temp perature: -50 0 ~ 250 ℃ Sensor th hickness: 6mm, sensor le ength: 100mm, wire leng gth: 3m ※ The thickness and the length, the wire length an orde er working drawing are p possible.
