Service Manual - Panasonic Biomedical
Contents
1. Wiring diagram 1 Circuit diagram 1 Control specifications Parts layout siene Test data Pull down and Pull up data Pull down pressure Current and power consumption EVA OUT temperature 17points temperature uniformity Power consumption and Maximum heat emission Sample load test Instruction manual 11 12 14 15 31 34 48 Warming up operation at low ambient temperature When the unit starts running in the low ambient temperature it occasionally causes the Low side compressor being inoperative Warming up operation is needed to start the Low side compressor without fail The unit should be cycle operated to stop both low side compressor and high side compressor running 1 Warming up operation Warming up operation activates when the unit starts at low ambient temperature e g 25 C or lower Operation sequence 1 Turn the power switch ON 2 The High side compressor starts running after 3 minutes elapses 3 The High side compressor keeps running for 3 minutes and stops when the cascade temperature is reached to 342. Service Manual Ultra Low Temperature Freezer MDF U33V MDF U32V N SANYO Electric Co Ltd Biomedical Business Division 555550 SANYO o RoHS This product does not contain any hazardous substances prohibited by the RoHS Directive You will find RSF mark near the rating plate on the RoHS compliant product N WARNING You are requested to use RoHS compliant parts for maintenance or repair You are requested to use lead free solder Effective models This service manual is effective following models Product code Voltage and Frequency MDF U33V 823 003 51 115V 220V 220V 823 003 54 230 240V MDF U32V N 823 003 55 220V 50Hz Contents Warming up operation at low ambient temperature Specifications Structural specifications Control specifications Performance specifications DIMENSIONS Cooling unit parts Refrigeration circuits Components on Electrical parts Specifications of sensor Connections on
3. 1 35 8808 1 1 4 1 3 1 1 1 1 1 4 1 1 t edad 5 n E ium 555 5l VL 4 pL 4 459 9 XN 21 Zj 0 I 2 2 ovg Lusi 1 104110 zj NE 5 620 104100 80 661851 250 2 Iv 00 6 88 120 1 4 1 Ium 4 1 6900068 BOUES d t 5 3 RE gt 340 3201 a eo 2 35012 2001 ONS Nt 9 Z 15 8 BOE LA u ma 103 WINS 1 1 7 Pe ITI evs0 0188 77 nuce 5 i ND GU UR ERU or 20 0185 80 hoe RENE 2 5020185 20 1 YS0 0185 0 m 4272 3410 529 I LET 44170 29 9 9 9 225 122 4 0 9 4 wo o um UR Ue 9 UP Ge 9A Gu me N 3 z 3 OCEN THO
4. 7 10 10mm H 27mm D 23mm W 4 from each corners Middle shelf 11 10mm H from Middle shelf D Bottom area measuring points Lower shelf 12 10mm H from Lower shelf 4 o 16 13 16 57mm H from Bottom of interior 9 2 mm D 22mm W from each corner on Middle shelf 9 17 13 17 57mm H from Bottom of interior Left Right Condition SV 80 C AT30 C 50Hz Condition SV 70 C AT30 C 50Hz B Measured points Differential 1 Left front 74 3 75 7 64 1 73 0 1 75 25 9 7 63 8 73 0 76 8 65 6 7271 75 8 63 6 7301 75 16 Ri 7 640 Bottom area 63 90 67 14 points measured 72 7 Condition SV 70 AT20 C 50Hz Measured points MIN 1 Left front Upper area 0 0 Middle 74 0 7 63 7 72 7 7 63 3 73 1 9 652 72 6 i 6 63 4 72 6 7 63 6 points measured 72 1 67 16 Bottom area Condition SV 80 C 60Hz Condition SV 70 C AT30 C 60Hz Measured points d a Measured points MIN 1 Left front 1 Left front Sr ek 017 DL 11 1 1 T4 T 1 17 measured Condition SV 80 C AT20 C 60Hz Condition SV 70 C AT20 C 60Hz Measured points dia Measured points MIN 1 Left front 79 5 1 77 40 1 Le
5. 4 After 10 seconds elapse the Low side compressor should be turned on 5 The Low side compressor is energized for 20 seconds and stops for 3 minutes Frequency to repeat 20 seconds ON and 3 minutes OFF is depend on the ambient temperature AT AT sensor temperature F15 Frequency to repeat 20 seconds ON and 3 minutes OFF Lower than 5 C 5 14 Eo 9 _____ MISC 24 Higher than 25 C AT sensor open or short circuited 9 6 When the unit completes ON and OFF action High side compressor starts after 3 minutes elapse since the Low side compressor stops and the Low side compressor starts again when the cascade sensor temperature is reached to 34 2 Compressor operation once the chamber temperature is reached to set temperature 1 The chamber temperature should be controlled by turning both the Low and High side compressor ON OFF 2 When the chamber temperature is set temperature 1 6 C both the Low and High side compressor should be turned OFF 3 When the chamber temperature is set temperature 0 4 C after 3 minutes elapse since the Low and High side compressor turns OFF the High side compressor should be solely turned ON 4 When the cascade sensor temperature is 34 C after 1 minute elapse since the High side compressor turns ON the Low side compressor should be turned ON 3 Compressor operation retrieves from momentary power failure or power switch turned off 1 In the
6. a 05885 WIE NEMPE BOSN3S XNV 195295362 H SN3S 1 121 lor 205382 wu m Hl m 05138 831714 v1 1025205482 140401 L fod em 5 0 25 2 2 Vi 10 482 z X a 7 100pF 5819 4543 007 5 10022 86 23 12V E 0 ea az e 4 DU Ge UR UD AD e GM Ge Geo 0 SENSOR 22200885 58 8 3 M 2 2 lt 3 gt 14 Control specification 1 Key and Switch BUZZER ALARM TEST SET SIATUS gt gt 2 Setting range Display range Setting procedure In alarm condition buzzer stops sounding with this key pressed Remote alarm output and alarm message would not be off During the power failure battery back up press the key to show the chamber temperature for 5 seconds With this key pressed to activate alarm test mode to be forcibly step into alarm condition ALARM lamp blinks intermittent buzzer beeps digital LED goes off and remote alarm activates After approx 90seconds then unit retrieves normal condition by Auto Return
7. JeleeH OL 01 0 680 0 8 8 6 00 680 1018 83 00 Jezzng oL U9IIMS 21 3 ENO MDF U33V U 32V N AC115V 60Hz AC220V 50Hz AC230 240V 50Hz AC220V 60Hz Type C 1RN45L1A C 1RN45L5A C 1RN45L5A C 1RN45L5A Code 802 0 2111 8120 2215 812 0 2215 812 0 2215 Rated voltage 50 60Hz 115V 60Hz 220 240V 50Hz 220 240V 50Hz 220 240V 50Hz Winding resistance C S Aux 2 7390 14 760 14 760 14 760 Electrical Parts Compressor 1 3300 5 950 5 950 5 950 Starting relay Type AMVL 165 AMVL 300A AMVL 300A AMVL 300A Drop out voltage Condensing fan motor Type SE4 E11L1P SE4 E11L5P SE4 E11L5P SE4 E11L5P Rating 115VAC 10W 220 240VAC 220 240VAC 220 240VAC Thermal fuse Compressor L CS200J1NS 1A KS200J1NS 4A KS200J1NS 4A1 KS200J1NS 7A 7FB 0 M101 002 02 7FB 0 M101 002 04 7FB 0 M101 002 05 7FB 0 M101 002 06 Rated voltage 50 60Hz 115V 60Hz 220 230V 50Hz 230 240V 50Hz 220 230V 60Hz Winding resistance C S Aux 3 180 4 60 4 70 4 30 C R Main 0 640 2 10 2 70 1 70 Starting relay L Type AMVL 155BF AMVL 300TA AMVL 300TA AMVL 300TA Pick up voltage Drop out voltage Overload relay L Type MRA999579200 MRA99954 9201 99960 9201 99954 9201 Action to the temp current OFF 165 5 135 5 120 5 135 5 69 11 69 11 61 11 69
8. 170 180 C are displayed alternately and the buzzer beeps intermittently and remote alarm contact activates Compressor keeps forcibly running Press BUZZER key to stop the buzzer beeping When temperature in cascade sensor is equal or higher than 60 E03 and chamber temperature are displayed alternately the buzzer beeps intermittently and remote alarm contact activates High side compressor is forcibly turned on and low side compressor is turned off Press BUZZER key to stop the buzzer beeping When temperature in cascade sensor is equal or lower than 65 C E04 and chamber temperature are displayed alternately the buzzer beeps intermittently and remote alarm contact activates High side compressor is forcibly turned on and low side compressor is not controlled in any cascade temperature Press BUZZER key to stop the buzzer beeping 3 Filter sensor Open circuit E05 Short circuit 206 4 AT sensor Open circuit E07 Short circuit E08 5 Battery SW is off position E09 6 Compressor abnormal temperature E10 7 Error code priority No 1 No 2 No 3 No 4 No 5 Alarms High temp alarm When the temperature in filter sensor is equal or higher than 130 C E05 and chamber temperature are displayed alternately the buzzer beeps intermittently and remote alarm contact activates High side compressor is forcibly turned off Press BUZZER key to stop the buzzer beeping When the tempe
9. 93 SS3NHYH d SS3NHVH 91 052 118 dE 95 S8PSH 8180 2 22626 1401 na _ 2 W YOSNIS 201 25 2 5 2 BK READ WIRE ASSY FILTER SENSOR 18 4415 dWil YOSN3S 18 yosnas dad Tad HARNESS DP HSIV3H 380114 2 READ WIRE ASSY AT SENSOR 1 avo 38 71 PNAN 1 ONT LYVIS U3lv3H 39711992 HOLIAS 000 EN 5 531114 1 40565344402 WOSNSS pr DNIISVIS 258 AY Vad 1 ONILuVIS H 39 9NISN3ONOO DEGELI v8 4044 H LLAS A9 11 8 28 HH EN Er 1 1 al ha e s 1 5 3 Ava 0901 84340 380114 YOLOWNY4 CC 000 5 eee 9NISN3QNOO 05435 1v Cy 40 3 Cy 19151911811 imi ir 151 7 171 A138 ONIIBNVIS JH 1 1 SS3NSVH SS3NHVH SS3NHUVH 23 553 4 HOSS3HdMHO3 010 ASSY QV3H 18 1 1 SS3NHYH A N9
10. 1 Key Lock operative 15 Function mode Setting range Display range Setting procedure Unacceptable setting range Error codes 00 32 00 39 00 16 and 33 39 are unavailable In chamber temperature display keep pressing key over 5 seconds to enter function mode F00 is displayed Change the blinking 15 digit to desired function code with 2 key and Pp key Press SET key to be function code available If you input 00 and 16 then press SET key automatically revert to chamber temperature display If you try to input the value among F33 F39 the buzzer beeps to inform the value unacceptable E01 Temp sensor is open circuited E02 Temp sensor is short circuited E03 Cascade sensor is open circuited E04 Cascade sensor is short circuited E05 Filter sensor is open circuited E06 Filter sensor is short circuited E07 AT sensor is open circuited E08 At sensor is short circuited E09 Battery switch is off position E10 Compressor temperature is abnormal 1 Temp sensor Open circuit EO1 Short circuit E02 2 Cascade sensor Open circuit E03 Short circuit 204 When temperature in PT sensor is equal or higher than 50 E01 and 50 are displayed alternately and the buzzer beeps intermittently and remote alarm contact activates Compressor keeps forcibly running Press BUZZER key to stop the buzzer beeping When temperature in PT sensor is equal or lower than 170 C E02 and
11. 4 INNIWHHZi 31 50754 8054 246454 901190 4402 u3A0d 6 141 288 00 4 MDF U33V MDF U32V W lt 220 240V 50 60Hz gt 213 Circuit Diagram lt lt lt 88 c BUZZER ALARM TEST 52 O 5753 1 O SW54 5955 J 5 56 AH311V8 2 2 amp E d i 831713 8 15 1 54 1 Cj NOII1IGNO2 4 i wt 501 e i i 1545 1 4 nm ff 3201 5 n t m iN 1 1 1 PI ry 1 18 8 2 44 865 8 28 2 4 1 1 Li t Ba Doc 128 QOr GELBSI 820 QOr 6tiusi 220 00 661851 970 5 820 7 xay dMO2 H N gt 9 1 1 1
12. MM Parts layout Temp controller gt CN5 To display CN3 To remote alarm terminal CN4 CN6 To display P C B To heater relay and temp control relay CN9 To H comp relay CN7 To cascade sensor filter sensor AT sensor and CN2 door switch To MTR 480 option CN1 To switching power supply CN11 To temp sensor CN8 To transformer and battery lt Switching power supply gt CN2 To Temp controller P C B CN1 To 12P terminal Control panel Door latch Handle PCB BOX Electric BOX Comp H relay Remote alarm terminal 12P terminal Battery switch Starting relay L Temp control relay Power switch Power transformer Starting relay H Starting L Running cap H Heater relay Running cap L Starting cap H Temp control PCB owitching power supply Lower front Filter AT sensor Lower right side Filter sensor Condensing Compressor L fan motor Lower back side Test data the data the reference only Pull down and Pull up data AT30 C No load 40 20 20 40 4 4 60 Pull down 80 100 0 2 4 6 8 10 12 14 Time scale Hr 2 5 Pulldown pressure 50Hz AT35 C No load a 1 5 5 9 o 1 0 5 0 0 5 10 15 Time scale Pulldown pressure
13. 060 Recovers after 60min elapse 030 Recovers after 30min elapse initial F26 F27 F28 F29 F30 F31 F32 Purpose Operation Purpose Operation Purpose Operation Purpose Operation Purpose Operation Purpose Operation Purpose Operation Reset Running rate is displayed unit 96 Service code should be input in F06 prior to use this mode Input F26 and press SET key to display alternately F26 with XXX present running rate Press SET key to revert to chamber temperature display Diagnosed value of overloaded running rate is displayed Service code should be input in F06 prior to use this mode Input F27 and press SET key to display alternately F27 with 095 initial value present diagnosed value of overloaded running rate However 000 is displayed if it does not accumulate 480 min by 8H timer Press SET key to revert to chamber temperature display To display delay time of permission of measuring running rate 2hrs timer 000 120 min Service code should be input in F06 prior to use this mode Input F28 and press SET key to display F28 and present count value alternately Press SET key to revert to chamber temperature To display delay time of permission of measuring running rate 8hrs timer 000 480 min Service code should be input in F06 prior to use this mode Input F29 and press SET key
14. 11 Action to the current 25 40 0A 29 5A 20 5A 29 5A Operation time 6 16sec 6 16sec 6 16sec 6 16sec Non Action to the temp 80 C Non Action Action 502 1 502 1 502 1 502 1 5KQ 25 C 5KQ 25 C 5KQ 25 C 5KQ 25 C nn p t p C er 502AT 1 502AT 1 502AT 1 502AT 1 25 C 25 C 25 C 25 C 502 1 502 1 502 1 502 1 unning ap tube heate mp control mperature s ai Iter sensor Rating 5K Q 25 5K Q 25 C 5K Q 25 C 5K Q 25 C attery switch ower switch reaker switch r Rating 115VAC 12W 230VAC 12W 230VAC 12W 230VAC 12W Te relay Type G4F 11123T G4F 11123T G4F 11123T G4F 11123T Contact capacity 20A 250VAC 20A 250VAC 20A 250VAC 20A 250VAC Coil DC12V DC12V DC12V DC12V H comp relay Type G4F 11123T G4F 11123T G4F 11123T G4F 11123T Contact capacity 20A 250VAC 20A 250VAC 20A 250VAC 20A 250VAC Coil DC12V DC12V DC12V DC12V Heater relay Type G2R 1A T G2R 1A T G2R 1A T G2R 1A T Contact capacity 10A 250V 10A 250V 10A 250V 10A 250V Coil DC12V DC12V DC12V DC12V e ensor 1000 2 1000 2 1000 Q 10009 3 3 3 5 5 5 lt Power transformer Type 541 541 541 541 115 230V 230V 230V Secondary 9V 9V 9V Battery Type SH
15. With the battery switch turns off EO9 blinks on the display Press this key once to activate set mode 27 digit in LED blinks press the key again to store the value to be changed With Key Lock setting mode L 0 L 1 is displayed press the key to store the value to be changed During STATUS lamp is lit press this key to display status code among 1 2 and 3 During setting mode the blinking digit shifts among the 15 digit or the 215 digit or 3 digit In chamber temperature display press this key over 5 seconds to shift to Key Lock screen with L_ 0 displayed During setting mode count the blinking digit up In chamber temperature display press the key over 5 seconds to enter the function mode 00 is displayed 50 C 90 C 180 C 50 C Press SET key and set the required value with 2 gt gt Press SET key to store the set value Unacceptable setting If you try to set the value which deviates from setting range the buzzer range Key Lock mode and Setting range Setting procedure beeps for 1 second to inform the value unacceptable Function mode 0 1 In chamber temperature display keep pressing gt gt over 5 seconds to enter into Key Lock mode 0 L 1 displayed initial 0 with 0 1 blinks Change the value with 2 key and press SET key to store the value in the non volatile memory 0 Key Lock inoperative
16. lower than 5 5 14 C __ 95 2 15 24 Equal higher than 25 Sensor open or short circuit 9 Re warming up When the Low side compressor seizes for 120 min or longer because of a power failure or set temperature change the Low side compressor would have re warming up operation Note This function is not available when the power switch is off or the power retrieves within 3 seconds before the power failure alarm activates Abeyance of warming up When the chamber temperature is equal or lower than set temperature 10 the unit diagnoses as a temporary power failure and the Low side compressor ceases warming up operation The resistance value in PT sensor can be used as the chamber temperature The unit shifts operation to cycle run and the Low side compressor starts operation after 1 min elapse with the cascade temperature is equal or lower than 34 C Sequence of Warming up 1 The power is supplied 2 High side compressor turns on after the delay time elapses 3 High side compressor operates for 3 min at least and the High side compressor turns off when the cascade temperature is reached to 34 C 4 Low side compressor turns on with 10 sec of delay after High side compressor turned off 5 Low side compressor operates for 20 sec and turns off 6 Low side compressor restarts with 3 min intervals and repeats warming up operations as specified frequency High side compressor turns on ag
17. momentary power failure or power switch turned off or set temperature is changed from 80 C to 70 C with battery switch is ON a When the Low side compressor OFF time is equal or more than 120 minutes the Low side compressor should start with warming up operation b When the Low side compressor OFF time is less than 120 minutes the Low side compressor should start with normal operation in any ambient temperature 2 In momentary power failure within 3 seconds the unit should start operation according with chapter 1 when display temperature is equal or more than set temperature 10 C The unit should start operation according with the chapter 1 when the battery switch is OFF 4 Reactor and breaker 1 Adjust frequency switch to your adequate frequency to use the reactor which restricts starting voltage in compressor Make sure frequency switch should be adjusted correctly with power supply frequency to start compressor operation correctly Frequency switch is located at the rear on the bottom 2 Arrange the outlet breaker refer to Recommended breaker because compressor should be energized with 30A for 20 seconds continuously during warming up operation Recommended breaker Motor protection More than 15 Line protection More than 30A Specifications motructural specifications Item Name External dimensions Internal dimensions Effective capacity 3331 1 door painted steel 2 doors ABS resin pan
18. to display F29 and present count value alternately Press SET key to revert to chamber temperature ROM version is displayed Service code should be input in FOG prior to use this mode Input F30 and press SET key to display alternately F30 with 1 00 Version 1 00 Press SET key to revert to chamber temperature display Buzzer setting during filter alarm Input F31 and press SET key to display 001 initial Change to the desired value with key and key Press SET key to revert to chamber temperature display 000 Buzzer off 001 Buzzer on To display condensing fan motor accumulation time Input F32 and press SET key to display F32 and 00 0 e g Accumulation period should be within 36days alternately Press SET key to revert to chamber temperature display Input 419 in FOG and press SET key to initialize fan motor accumulation time 00 0 is displayed 11 Low side compressor warming up operation for 115V 60Hz model only Condition When the unit starts running with ambient air is lower than 25 C occasionally it causes the Low side compressor being inoperative The Low side compressor would have warming up operation by added the voltage with specified frequency to start it without fail Timing of the voltage added 20 seconds with 3 minutes intervals Note Frequency to add the voltage is depend on the ambient temperature Frequency to add the voltage with 3 min interval Equal or
19. 1 7868 _ 1838 A dV 14 5 1 0901 H3AQ 805835 30 25 9 SM2P W H ntm RA p A S e gt iil ch nt z ALI m TL d JOLOM ASSY JHIA Qv3s 1 SS3NHVH 55348 48 18893 4255 9 dW3l ay x 3 38111492 yo puny iv ONISN3ONOO B 80553848929 READ WIRE ASSY AT SENSOR 1 4 01 m 8340 1 2440 ONILYVIS 9411415 Loose 4 18 3 9NINNnD3M u31v3H 39111355 HOLIAS 8000 ac AV AY 43A0 MOSNAS 5 3avosvo dy MOSN3S dI diui a 2 2 ONL LUV LS 1041109 WIRING DIAGRAM 1 H 9NINNOM 9NIIUVIS TVNIWH3I AV13M Kadans 43A0d ONIHOLIAS EEL _ rs ETE BND LINS LHD iagram 28 9d 4311051105 HEL e 4 HOLTAS A erod 151515151217 J 2v V yal Ag AMALLYE za HW 1N iring
20. 5 14138 Qvo 3340 TWNIWYS LEAL 1qVNIMH3I 1VNIMH3I S8v9M ansa 926264 88 dE 35 09y JIN NOTLdO Y YELLOV Wi WHITE GRAY BL BLUE 1893 41 288 01 4 Vi VIOLET L BL LIGHT BLUE 0 ORANGE PK PINK RED BROWN GN GREEN BLACK BR C WIRING DIAGRAM 1 MDF U33V 2 ZNO 4405 NIHOIIAS c e 5 e ES e X 9 gt 4 J 3 7931409 1 ONTLYVIS GRAY 0 ORANGE PINK HARNESS 85 2 eJ u EDT BLACK BROWN GREEN SM3P 1 SSINGVH _ 553 SM2P W 1871 4 HARNESS PS Hlava El YL2F u31Vv3H HLNV3 8 AB HARNESS EC HARNESS TSH 2 HARNESS HARNESS RLY m 1 y 20 BK HARNESS 8 d SS3NUVH SS3N4VH M 33 553 SS3JNHVH 553 _ SWITCH havo 3 17 3h13 HlSv3 AZNO HOLIMS i dB 14231148 JYNINS3I TVNIMM3L Sarsy 8050 4 5 986858 IVNIWYSL WHV
21. 60Hz 5 No load ____ ____ o HPs LPs Current and power consumption 115V 60Hz 0 1 5 26 S 5 4 E 4 lt 2 9 8 0 0 4 6 8 10 12 14 16 Time scale Current and power 220 60Hz 6 3 2 5 2 d 7 1 5 8 2 28 5 0 0 O 3 6 9 12 Time scale Hr Current A Current and power consumption 230 50Hz 3 6 9 12 Time scale Hr H L OUT temperature 5 5 LEVAOUT E 1 2h 0 9 10 15 Time scale H L EVA OUT temperature 40 HEVAOUT LEVAOUT 20 1 2hair 2 0 20 5 40 20 60 80 100 Time scale 17points temperature uniformity Note These data are the reference only 2 Top ofinterior Upper are measuring points 1 4 57 from the top of interior 2 mm D and 22mm W from each corners on Middle shelf 5 57mm H from the top of interior Upper shelf 6 10mm H from Upper shelf 8 Middle area mesuring points e 11 i 7 Middle shelf 9
22. C Condition AT20 C SV 70 C 60Hz 0 50 100 150 200 250 Time scale Min 45 Power consumption data Unit KWh day 115V60Hz 230V50Hz 220V60Hz NNNM me ws 109 Maximum heat emission data Unit kJ 115V60Hz 220V50Hz 230V50Hz 240V50Hz 220V60Hz 2806 These data are the reference only Sample load test Following data is the reference only Load Bottle of water 500ml x 110 55L in total Top 500ml x 27 Upper 500ml x 28 bottles Lower 500ml x 27 bottles Bottom 500ml x 28 bottles Pull down data SV 85 C with load 5 2 Temperature control data SV 50 C 80 C 50 C 5 w t Time Hr 47
23. P56 Orange lamp Goes off High low temp alarm 15min delay sensor error power failure Lit Not in alarm condition Green lamp Goes off Low side compressor turns off normal condition Lit Low side compressor turns on Red lamp Goes off Capillary heater turns off normal condition Lit Capillary heater turns Yellow lamp Unused Green lamp Goes off High side compressor turns off normal condition Lit High side compressor turns on Red lamp Goes off Not in alarm condition normal condition Blinks High low temp alarm without delay or sensor failure or power failure Green lamp Goes off Inoperative Lit STATUS Orange lamp Goes off Not in filter alarm normal condition Lit In filter alarm Red lamp Goes off Inoperative Lit Door ajar Orange lamp Lit Battery accumulation time is reached to 3 years Blinks Fan motor accumulation time is reached to 6 years Unused 29 Examples of display Chamber temp 79 5 Decimal point of chamber temp 80 0 Set temp 80 0 Sensor offset 5 0 Function F03 Operation monitoring LCP Service code 384 Error E01 value 004 Accumulation time 8H timer 135 145 Key Lock L 0 0 Buzzer tone Alarms except door alarm Intermittent tone Key operation Click tone Set value memory Click tone Out of settable range 1 second continuous tone Door alarm Intermittent tone with shorter intervals than any other alarms
24. R AAC SHR AAC SHR AAC SHR AAC B Type SLE6A2 5 SLE6A2 5 SLE6A2 5 SLE6A2 5 _ _ A8A 202 1 ce c P Rag EAR IM MM M B O BAM215131 BAM215131 BAM215131 Switching power supply Type ZWS10 12 J ZWS10 12 J ZWS10 12 J ZWS10 12 J Input 100 240VAC 100 240VAC 100 240VAC 100 240VAC Output DC12V 0 85A DC12V 0 85A DC12V 0 85A DC12V 0 85A Door switch Type SPKNA20700 SPKNA20700 SPKNA20700 SPKNA20700 Noise filter Type ZAC2220 11 ZAC2220 11 ZAC2220 11 ZAC2220 11 Specifications of sensor The following shows the temperature in thermal sensor 502AT 1 and its resistance value Resistance Resistance Resistance Resistance EIE an f om cm NECEM NES omi ma w 38 wes ms mu mer ew e ce wm cm 0 cm ee The following shows the temperature in thermal sensor PT1000Q and its resistance value A aaa Temp ja Resistance Value mE Value Value M0 2 M0 2 45083 83 0 72999 99 10000 _ 0 5 02388 12284 Connections o
25. Simply passing through if entered by mistake Press SET key in FOO displayed to revert to chamber temperature display To set high temp alarm set temperature Input F01 and press SET key to display 010 initial value Set the value in the range 005 020 with key and Press SET key to store the value and revert to chamber temperature display To set low temp alarm set temperature Input F02 and press SET key to display 10 initial value Set the value in the range 05 20 with key and Press SET key to store the value and revert to chamber temperature display Battery accumulation time is displayed Input F03 and press SET key to display alternately with 00 0 in case battery used for a month or less Press SET key to revert to chamber temperature display Input 409 and press SET key to initialize battery accumulation time 00 0 is displayed Door alarm delay time is set Press SET key in F04 displayed to display 002 initial setting Change your desired value among 001 015 with key and key and press SET key to store the value and revert to chamber temperature display To have High side compressor operation being delayed when the power is supplied or the power retrieves from the power failure Unit Minute Input 205 and press SET key to display 002 initial Change the value in the range 0027 7015 with 2 key and gt Press SET key to store th
26. W 250mm Frame pipe 4 76mm Evaporator Cascade condenser Tube on sheet Type Shell and tube 80mm 7 94mm Capillary tube EX tank capillary Resistance 0 363Mpa Length 3000mm Outer diameter 2 0mm Refrigerant R 404A Charged qty 509g R 508 Charged q ty 195g n Pentane n Pentane 219 Charged q ty 28g Dry Type D SM032T 4A XH 6 Charged q ty 58g 230 4 blades Material ABS Condensing fan 115V SE4 E11L1P Output 10W motor Type 220 240V SE4 E11L5P Output 10W 810 4 2008 eqni Medeo 1 sqnl Mejide 19 CE 19 Jesuepuoo 4 Jesuepuoo eJd 124 x1 Jesuepuoo ald Josseuduuoo Bp 7 lt opis Jesuepuoo eJd Components on PCB Jepeg SNO OL LLNO Josues 01 OL LNO Ol oo Jowod ZNO _ 900 690 018 0 _ Josues V 0 5 1000 OL Josues 19114 OL Josues epeoseo o uondo 0gt s LIN 30ejJelul YIOMJON OL 5 6NO LIS a cse Lee ee ST V 3 TIUU H OL 9NO YNO god OL AL
27. ain 7 Low side compressor follows normal operation 25 Timing chart of Low side compressor warming up gt 10sec EE m More 205 205 ui than1min More k l P 3min 3min 3min rower gt supply 1 ON SS S H side comp 55 LAK operation DP6islit zh L side operation DP2 is lit OL side comp normal operation 6H side comp turns ON L side comp turns ON BL side turns L side comp turns ON side comp turns 41 side comp turns ON When it elapses 3min at least side comp turns OFF after H side comp turns ON and the cascade temp is lower than 34 C side comp turns OFF When it elapses 3min at least after H side comp turns ON and the cascade temp is lower than 34 12 Differential The point of compressor ON and OFF High side comp ON When chamber temperature is set temperature 0 4 High Low side comp OFF When chamber temperature is set temperature 1 6 C Low side comp ON When High side comp turns on and cascade temp is 34 C Interval of High Low comp 4 min ON Note The Low side compressor turns on only when 1 minute elapse since the High side compressor turned on and the cascade temperature is reached to 34 Compressor control during cycle operatio
28. ate simultaneously with remote alarm Once you press BUZZER key buzzer does not beep again With the battery switch is on position and power switch is turned off or the power is interrupted for 3 seconds ALARM lamp blinks and intermittent buzzer beeps and remote alarm activates When the power retrieves within 3 seconds after the power failed micro computer is initialized and remote alarm turns off Press BUZZER key to stop buzzer beeping instead remote alarm does not turn off Remote alarm activates until chamber temperature is stabilized You can check chamber temperature for 5 seconds if you press BUZZER key during power failure Calculation Running rate ON time ON time OFF time X 100 Measuring condition After 2hrs has elapsed since chamber temperature was equal or less than set temperature ON time min The period which P3 1 in IC5 first switches from Low to HIGH OFF time min The period which P3 1 in IC5 switches from HIGH to LOW Measuring period Measuring should be started from 2hrs has passed since chamber temperature is equal or less than set temperature and completed after Shrs has passed then Condition a When ON time and OFF time is higher than 0 you can calculate running rate range 0 100946 b When ON time and OFF time is O you cannot calculate running rate c When ON time is higher than 0 while OFF time 1 0 you cannot calculate running rate d When ON time is O while OFF time is high
29. e value and revert to chamber temperature display Dividing F code for customer used from service Input FO6 and press SET key to display 000 initial value Set to 384 with key and key Press SET key to store the value and revert to chamber temperature display Reset of battery accumulation time Input service code 384 then 409 to reset battery accumulation time Unit automatically reverts to chamber temperature display Reset of fan motor accumulation time Input service code 384 then 419 to reset fan motor accmulation time Unit automatically reverts to chamber temperature display 208 12 F13 F14 F15 F16 lt Cancel gt lt Purpose gt lt Operation gt lt Purpose gt lt Operation gt lt Purpose gt lt Operation gt lt Purpose gt lt Operation gt lt Purpose gt lt Operation gt lt Purpose gt lt Operation gt lt Purpose gt lt Operation gt Input FO6 and press SET key to display 384 Change to 000 with key and key Press SET key to store the value and revert to chamber temperature display Service code 384 is not effective after the reset of battery or fan motor accumulation time Power the unit on and off to initialize 000 service code which is not memorized in non volatile memory Note 384 is storied in non volatile memory during battery back up battery SW is ON To match temperature of temp sens
30. el with stainless frame Insulation Vacuum insulation panel rigid polyurethane foamed in place Exterior Painted steel Interior Shelf 3 shelves adjustable stainless steel W464 x D535 Load 50kg shelf Outer door latch Outer door lock Access port Refrigeration circuit High stage side Hermetic type Output 450W Compressor Low stage side Hermetic type Output 750W Evaporator Low stage side Shell and tube type Low stage side R 508 Refrigerant oi Power supply Battery Weight 255 Kg Accessories 1 set of key 1 scraper Optional component Automatic temperature recorder MTR G85 MTR 85H MDF S3085 Mounting kit Back up system CVK UB2 LCO2 Inventory rack IR 216U IR 220U 3 drawers for lower compartment MDF 30R Interface board MTR 480 mControl specifications Item MDF U33V MDF U32V N Temp controller Microcomputer control system Temperature setting range 50 90 C Unit 1 C Non volatile memory Pt 10000 LED digital display 5 C 20 C for High temperature alarm Initial 10 C 5 C 20 C for Low temperature alarm Initial 10 Temperature ALARM lamp blinks and buzzer sounds intermittently with 15min delay Remote alarm contact Normal Open Normal Close Allowable contact capacity Max 30VDC 2A Door DOOR lamp is lit with 2min delay Initial 2min Buzzer delay time is changeable within 2 15min Filter check FILTER lamp blinks and buzzer sounds intermitte
31. er OFF Diagnosed value of Status 3 ON Data to check non volatile memory To turn capillary heater on off Service code should be input in 206 prior to use this mode Input F18 and Press SET key to display 000 initial Change to desire value 000 or 001 with R key and Press SET key to store the value and revert to chamber temperature display 000 Capillary heater is forcibly turned on off 001 Capillary heater is inoperative To display the power supply voltage Unit 96 Service code should be input in FOG prior to use this mode Input F23 and press SET key to display F23 and xxx present power supply voltage alternately Press SET key to revert to chamber temperature display To set remote alarm and buzzer operation Input F24 and Press SET key to display 000 initial Change to the desired value with key Press SET key to store the value and revert to chamber temperature display 000 Remote alarm operation is not synchronous with buzzer 001 Remote alarm operation is synchronous with buzzer Alarm auto recovery time setting Input F25 and press SET key to display 030 initial Change to the desired value 14 key and Press SET key to store the value and revert to chamber temperature display 000 Auto recovery OFF 040 Recovers after 40min elapse 010 Recovers after 10min elapse 050 Recovers after 50min elapse 020 Recovers after 20min elapse
32. er than 0 you cannot calculate running rate Reset of calculation When chamber temperature is higher than set temperature 4C you should reset calculation and restart it after chamber temperature would be stabilized 8 Diagnosed running rate Set temp X0 9 ATX0 9 4 5 C Set temp 85 C 10 Monitor of status DP52 orange lamp is lit in the following status Status 1 When AT is equal or higher than 35 0C or AT is equal or lower than OC press STATUS key to display 1 Status 2 When the value in F23 is equal or less than 85 running rate press STATUS key to display 2 Status 3 When running rate is over than 95 press STATUS key to display 3 Diagnosis Ex Set temperature 80 30 Diagnosed running rate 9596 Fixed Running rate 75 8Hrs running and 6Hrs compressor ON time Running rate 7596 Diagnosed running rate 9596 0 Normal DP52 is gone off Running rate Diagnosed running rate Z0 Overloaded run DP52 is lit Impossible to calculate running rate 222 Impossible to diagnose DP52 is gone off Diagnosis should be done in every 8 hours Compressor turns ON 1 time Chamber Start calculate Start to diagnose running rate start to cycle run and diagnosis running ratio Y f f N 7 N Set temp J VU Y J JU VIN temp d gt Compressor turns OFF 8 Hrs Diagnosis should be done with every 1 t
33. fset value 1 Temperature sensor 1 3 C Changeable in 207 2 Cascade sensor 0 0 Changeable in 208 3 Filter sensor 0 0 4 AT sensor 0 0 Remote alarm terminal Operation Once the alarm is triggered the remote alarm contact RLY2 switches the position Normal In alarm Power reset Setting values after the power is reset Alarms OFF Compressors OFF Remote alarm OFF Alarm resume time 30 minutes Door alarm delay time 2 minutes Timers Reset 2H timer 8H timer O Reset Warming up operation ON Counting for Low side compressor OFF period Reset Setting data Referred to non volatile memory Momentary power failure Status of the unit should be diagnosed by comparing the chamber temperature with the set temperature When the chamber temperature is equal or lower than the set temperature 10 it diagnoses as Momentary power failure The Low side compressor warming up operation should be cancelled Setting values after power retrieves from power failure Alarms OFF Compressors OFF Remote alarm ON Door alarm delay time 2 minutes Setting data Refer to non volatile memory Timers Reset 2H timer 8H timer O Reset Warming up operation OFF Counting of period Low side compressor turns off Reset 18 Other specifications Lamp operation Control PCB DP1 DP2 DP6 Display gt DP51 DP52 DP53 DP54 DP55 D
34. ft front 62 7 64 4 73 6 63 7 73 1 15 5 62 8 73 3 63 1 73 9 75 9 i 63 5 17points measured 4 1 824 1 2720 627 76 3 4 Temperature Condition AT30 C SV 80 C 50Hz 0 50 100 150 200 250 Time scale Min Temperature C Condition AT30 C SV 70 C 50Hz 17 5 AARAA 11 6 0 50 100 150 200 250 Time scale Min Temperature Condition AT20 C SV 80 C 50Hz Aj 0 50 100 150 200 250 Time scale Min Temperature C Condition AT20 C SV 70 C 50Hz 0 50 100 150 200 250 Time scale Min 43 Temperature Condition SV 80 C 60Hz 0 50 100 150 200 250 Time scale Min Temperature C Condition SV 70 C 60Hz A 4 11 Fh St Fe 5 0 50 100 150 200 250 Time scale Min Temperature C Condition 20 SV 80 C 60Hz 12 0 50 100 150 200 250 Time scale Min Temperature
35. ime Reach to SV Stabilized with cycle run 8hours until chamber temp is higher than Set 4 0 Other functions Auto Return df there is not any key operation for 90 seconds in each setting mode Key Lock mode and Function mode automatically reverts to chamber temperature mode Note Auto Return is not worked in F09 and F10 Alarm resume time This is the function to prevent someone pressing BUZZER key to stop buzzer beeping when the unit is into alarming condition Press BUZZER key to stop buzzer beeping Buzzer beeps again after a certain alarm resume time elapses Alarm resume time is settable in F25 See Function mode for details Sensor temperature F12 Temperature of temp sensor is displayed 80 2 displayed as 80 2 F13 Temperature of cascade sensor is displayed 34 C displayed as 34 C F14 Temperature of filter sensor is displayed 67 displayed as 067 F15 Temperature of AT sensor is displayed 30 displayed as 030 19 10 Battery accumulation F03 Battery accumulation time is displayed time 2years and 6months accumulated displayed as 02 5 The display shows 02 8 to inform the battery exhaustion Replace with new battery Reset of accumulation time Step into 206 Input 409 and press SET key to turn the display to 00 0 with BATTERY lamp DP55 goes off Condensing fan F32 Condensing fan motor accumulat
36. ion time is displayed motor accumulation Ex 5years and 6months consumed displayed as 05 5 time Reset of accumulation time Step into 206 Input 419 and press SET key to turn the display to 00 0 with DP55 lamp goes off Note Notice of condensing fan motor accumulation time is prior to notice of battery accumulation time Capillary heater F18 Input 000 to stop compressor operation and to conduct operation electricity in capillary heater Input 000 again to stop capillary heater operation when capillary heater is conducted electricity Input 001 to have capillary heater inoperative while the compressor stops operation in every 18 hours ROM version 230 ROM version is displayed Ex Ver 1 00 displayed as 1 00 Function mode FOO F01 F02 F03 F04 FOS FO6 FO7 8 F09 F10 F11 F12 F13 F14 F15 F16 F17 F18 F19 F20 F21 F22 F23 F24 F25 F26 F27 F28 F29 F30 F31 F32 Automatically revert to chamber temperature display Setting of High temp alarm set temperature Setting of Low temp alarm set temperature Display of battery accumulation time Setting of Door alarm delay time Setting of High side compressor delay time Service code input code 384 Temperature Zero Adjustment Cascade sensor Zero Adjustment Factory test mode Unavailable Factory test mode Unavailable Factory test mode Unavailable Display of temperature in temp
37. n Chamber temp Set temp 0 4 More than1min Chamber temp More than1min temp 34 C Chamber temp More than 3min Set temp 0 4 wore than zSet temp 1 4 Comp delay Chamber temp Comp delay i Set temp 1 4 771 7 oN 1 Set temp Temp 527 4 A Set temp 0 4 Am l 44 BL vl Cascade Set temp 1 4 C Cascade temp temp ________________ ____ _________ _ 34 C L A AA A AA L Comp H L Comp OFF L Comp ON H Comp H Comp ON ON Note When the failure is occurred in the cascade sensor the Low side compressor should be solely controlled and the High side compressor is forcibly turned on High side compressor protection The High side compressor is turned off to prevent the compressor being warmed up that is caused by the fan motor locked Filter sensor temperature The High side compressor is turned off when the filter sensor temperature is equal or higher than 60 The High side compressor is turned on again when the filter sensor temperature is equal or lower than ambient temperature 10 Delay time Compressor delay time Initial 3 minutes When the compressor seizes during cycle operation Low High side compressors restarts with the dela
38. n PCB The following shows the connections of connectors on the Temp controller PCB Connects to CN1 Switching power supply To supply the power to PCB 12VDC CN2 Network interface To connect to MTR 480 option Remote alarm terminal 1 COM 2 3 Remote alarm contact outputs In normal condition open for 1 2 and closed for 1 3 To control internal temperature 12VDC 411 82 Temp control relay To supply the power to Cap tube heater 413 84 Heater relay 12VDC To connect to each switch To connect to each LED 1 2 Door switch To control the door switch 5 6 AT sensor To detect the ambient temperature 8 Filter sensor To detect the temperature in condenser outlet pipe 9 10 Cascade sensor To detect the temperature in cascade 1 2 Battery 1 6 2 GND To supply the power during power failure 3 4 Transformer To supply the power to PCB 9VAC 1 2 H Comp relay To control compressor H ON OFF 12VDC Unused 11 1 3 To detect the internal temperature iagram D N 21 co gt LC lt V W YOSSBYHWOD SW SSUJNHVH 5NLLNVIS HARNESS BS BK iz _ SM2P W alles YL2P HARNESS PS HARNESS EC __ 38 HARNESS TSH HARNESS DPH HARNESS BS HARNESS RLY SSANYVH 28 SSSNHVH
39. ntly ALARM lamp blinks buzzer sounds intermittently and remote alarm is Power failure output Remote alarm terminal 2 NC COM NO COM BATTERY lamp is lit when battery accumulation time is approx 3 years Battery lamp blinks when fan motor accumulation time is approx 6 years Status 1 Abnormal ambient temperature When the ambient temperature is over than 35 or lower than 0 Status 2 Abnormal low voltage When the power supply voltage is 15 less than the rated voltage Status 3 Overloaded run When the running rate of compressor L is over than 9596 Lamps ALARM BATTERY STATUS DOOR FILTER Buzzer key BUZZER Alarm test key ALARM TEST Control panel Status key STATUS Set key SET Digit shift key Numerical value shift key Press key for 5 seconds to display LO Key lock L1 Key lock When any failure is occurred in sensor among temp sensor filter sensor cascade sensor and AT sensor Error code and chamber temperature are displayed alternately ALARM lamp blinks Remote alarm activates e Buzzer sounds intermittently When the cascade sensor temperature is lower than 34 C Low side compressor 15 turned on When the cascade sensor temperature is higher than 18 C Low side compressor is turned off When the filter sensor is higher than 60 C High side compressor is turned off Overload relay for Low side compressor Internal thermome
40. or with temperature of center at the chamber Input service code in 206 prior to use this mode Input and press SET key to display 00 0 initial value Change to the desired value in the range 4 9 04 9 with 2 key and key Press SET key to store the value and revert to chamber temperature display To calibrate temperature of cascade sensor Input service code in F06 prior to use this mode Input F08 and press SET key to display 00 0 initial value Change to the desire value in the range 9 9 09 9 with R key and Press SET key to store the value and revert to chamber temperature display To display the temperature of temp sensor Input service code in F06 prior to use this mode Input F12 and press SET key to display alternately F12 and XX X present internal temperature Press SET key to revert to chamber temperature display 3 digits indication Minus is not indicated 79 5 C indicated as 79 5 To display the temperature of cascade sensor Input service code in F06 prior to use this mode Input F13 and press SET key to display alternately F13 and XX X present temperature of cascade sensor Press SET key to revert to chamber temperature display To display the temperature of filter sensor Input service code in F06 prior to use this mode Input F14 and press SET key to display alternately F14 and XX X present temperature of filter sensor Press SET key
41. rature in filter sensor is equal or lower than 60 C E06 and chamber temperature are displayed alternately the buzzer beeps intermittently and remote alarm contact activates Press BUZZER key to stop the buzzer beeping When the temperature in AT sensor is equal or higher than 60 E07 and chamber temperature are displayed alternately the buzzer beeps intermittently and remote alarm contact activates Unit should have warming up operation when low side compressor is turned on Press BUZZER key to stop the buzzer beeping When the temperature in AT sensor is equal or lower than 60 C E08 and chamber temperature are displayed alternately the buzzer beeps intermittently and remote alarm contact activates Unit should have warming up operation when low side compressor is turned on Press BUZZER key to stop the buzzer beeping If you press ALARM TEST key when battery switch is off position or battery is unconnected E09 is displayed When the temperature in filter sensor is equal or higher than 60 E10 and chamber temperature are displayed alternately and high side compressor is forcibly turned off to inform compressor temperature is abnormal or fan motor locked Press BUZZER key to stop the buzzer beeping When the temperature in filter sensor is equal or lower than 10 compressor is turned on Cascade sensor E03 E04 High side compressor is forcibly turned on Filter sensor E05 E06 Compressor protec
42. sensor Display of temperature in cascade sensor Display of temperature in compressor sensor Display of temperature in AT sensor Automatically revert to chamber temperature display Model code setting Initialization of non volatile ROM and memory Capillary heater is forcibly turned on off Factory test mode Unavailable Factory test mode Unavailable Communication ID set Communication mode set Display of power supply voltage Remote alarm terminal output Alarm resume time set Display of actual operation rate Display of diagnosis value for running rate Display of delay time of permission for measuring running rate 2 hrs timer Display of delay time of permission for measuring running rate 8 hrs timer ROM version is displayed Filter alarm Display of condensing fan motor accumulating time F33 F39 Unused Setting procedure FOO F01 F02 FO3 F04 FOS FOG In chamber temperature display keep pressing 2 key over Sseconds to display Input desired function code with 2 key and PP key Press SET key to be function mode available You should input service code in F06 beforehand To cancel service code input 000 in FO6 or turn the power off Purpose Operation Purpose Operation Purpose Operation Purpose Operation Reset Purpose Operation Purpose Operation Purpose Operation
43. ter for High side compressor Freezer status monitor Self diagnosis Compressor protection mPerformance specifications Cooling performance 86 C at the center of the chamber AT30 C no load Temperature control range 50 86 AT30 C no load Power source 115V 60Hz 220V 50Hz 220V 60Hz 230V 50Hz 240V 50Hz Rated power consumption 775 W 640 W 710W 610W 650W Noise level 49 dB A background noise 2088 Maximum pressure 1 9 MPa Usable conditions 5 C 30 C Humidity Less than 80 RH Design or specifications will be subject to change without notice Sn Side Power cord Front Cooling unit parts 0 V Item Specifications H side L side Compressor Type C 1RN45L1A 802 021 11 Type C 1RN45L5A 812 022 15 Type C 1RN45L5A Code 812 022 15 Ze NIUS22SA Ze NIUS32SA Charged q ty 230cc Forced air cooling partially Type CS200J1NS 1A Code 7FB 0 M101 002 02 Type KS200J1NS 4A Code 7FB 0 M101 002 04 Type KS200J1NS 4A1 Code 7FB 0 M101 002 05 Ze NIUS22SA Ze NIUS32SA Charged 850cc Forced air cooling partially 220V 50 60Hz 230 240V 50Hz Refrigerant oil Cooling system DSH Oil cooler Condenser Type Fin and tube Cascade condenser Condenser 12 columns 3 lines P6 35mm Coil pipe 66 35mm Fin 38pcs
44. tion is uncontrollable Abnormal compressor temp E10 Compressor temporary turns off Temp sensor E01 E02 Compressor keeps forcibly running AT sensor E07 E08 Warming up operation in any AT When chamber temperature is equal or higher than set temperature high temp alarm set temperature 1 0 ALARM lamp and LED display blinks intermittent buzzer beeps with approx 10 minutes of delay and remote alarm activates When chamber temperature is equal or lower than set temperature ALARM lamp and LED display go off buzzer stops beeping and remote alarm turns off If you press BUZZER key the buzzer stops beeping instead remote alarm does not turn off 7 Low temp alarm Door alarm Power failure alarm Running rate When chamber temperature is equal or lower than set temperature low temp alarm set temperature 1 0 ALARM lamp and LED display blinks intermittent buzzer beeps with approx 10 minutes of delay and remote alarm activates When chamber temperature is equal or higher than set temperature low temp alarm set temperature ALARM lamp and LED display go off buzzer stops beeping and remote alarm output turns off If you press BUZZER key the buzzer stops beeping instead remote alarm does not turn off Leave the outer door open and DP54 red lamp is lit Buzzer beeps intermittently after 1 15 min Door alarm setting time has elapsed Initial setting time is 2 min Buzzer does not activ
45. to revert to chamber temperature display To display the temperature of AT sensor Input service code in prior to use this mode Input F15 and press SET key to display alternately F15 and XX X present temperature of AT sensor Press SET key to revert to chamber temperature display Simply passing through if entered by mistake Press SET key in 16 displayed to revert to chamber temperature display F17 F18 F23 F24 2 25 Purpose Operation Purpose Operation Purpose Operation Purpose Operation Purpose Operation Non volatile memory initialization model code change Service code should be input in 206 prior to use this mode Input F17 and press SET key to display 001 Change the value with key and gt gt Press SET key to store and revert to chamber temperature display Model code is identified by its power source Model code 002 115V 003 220 240V lt Initial values in Non volatile memory PT sensor Zero Adjustment value 0 Cascade sensor Zero Adjustment value 0 heater turning on 8 min Auto Recovery time 30 min Chamber temperature 80 C Door alarm delay time 2 min High temp alarm temperature 10 Low temp alarm temperature 10C Compressor delay time 3 Communication ID 000 Communication mode 000 Key Lock OFF Remote alarm and buzzer operation OFF Filter alarm buzz
46. y time You can set the desired delay time in 205 Temperature alarm delay time Initial 10 minutes When high or low temperature alarm is triggered buzzer and remote alarm activate with the delay time You can set them in 01 and 202 Note ALARM lamp and the indication activate without delay Door alarm delay time Initial 2 minutes When the outer door is open the buzzer activates with the delay time You can set the desired delay time F04 Power failure alarm delay time 3 seconds fixed When the power is failed the power failure alarm activates with 3 seconds of delay You cannot change the delay time 01 14 15 16 17 Prevention for oil logged the capillary Purpose Capillary heater is conducted electricity by regularly turning both the High and Low side compressor off to prevent oil logged in the capillary Operation Both the High and Low side compressor are turned off while the capillary heater relay CN4 3 4 is turned on DP3 red lamp is lit Frequency 8 minutes in every 18 hours Minutes are changeable in F19 Timing of operation 1 9 seconds after both the High and Low side compressor are turned off during cycle operation 2 Both the High and Low side compressor are forcibly turned off if they keep running for 60 minutes or more after they were ordered to turn off Operation of capillary heater Capillary heater is forcibly ON OFF controlled in F18 Sensor offset Sensor of
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