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CW-7800 Series 

3

、故障报警处理方式

 

报警时,液晶显示屏的右上角会显示报警故障代码。在温控器报警状态下,按任

意键均可停止报警蜂鸣器声响,但报警显示要等到报警条件消除后才停止。

 

4

、故障代码表:

 

故障代

 

意义

 

报警现象

 

报警动作

 

消除方式

 

E00 

通讯故障报警

 

显示

E0  

有报警声

 

 

主板和操作面板联

接正常后自动消除

 

E01 

低温系统流量报警

 

显示

E1  

有报警声

 

关闭压缩机、冷凝风机、高低温系统

发热棒

 

自动消除

 

E02 

高温系统流量报警

 

显示

E2  

有报警声

 

关闭高温系统发热棒

 

自动消除

 

E03 

室温超高报警

 

显示

E3  

有报警声

 

各制冷部件按正常逻辑运行

 

自动消除

 

E04 

低温系统水温超低报警

 

显示

E4  

有报警声

 

关闭压缩机、冷凝风机、高低温系统

发热棒

 

自动消除

 

E05 

低温系统水温超高报警

 

显示

E5  

有报警声

 

各制冷部件按正常逻辑运行

 

自动消除

 

E06 

高温系统水温超低报警

 

显示

E6  

有报警声

 

各制冷部件按正常逻辑运行

 

自动消除

 

E07 

高温系统水温超高报警

 

显示

E7  

有报警声

 

关闭高温系统发热棒

 

自动消除

 

E08 

错相缺相报警

 

显示

E8  

有报警声

 

关闭水泵、压缩机、冷凝风机、高低

温系统发热棒

 

手动消除

 

E09 

压缩机过载报警

 

显示

E9  

有报警声

 

关闭压缩机、冷凝风机、高低温系统

发热棒

 

手动消除

 

E10 

低温水泵过载报警

 

显示

E10  

有报警声

 

关闭水泵、压缩机、冷凝风机、高低

温系统发热棒

 

手动消除

 

E11 

高温水泵过载报警

 

显示

E11  

有报警声

 

关闭水泵、高温系统发热棒

 

手动消除

 

E12 

制冷系统高压报警

 

显示

E12  

有报警声

 

关闭压缩机和冷凝风机

 

手动消除

 

E13 

制冷系统低压报警

 

显示

E13  

有报警声

 

关闭压缩机和冷凝风机

 

自动消除

 

E14 

室温传感器故障报警

 

显示

E14  

有报警声

 

转为恒温模式后各制冷部件按正常逻

辑运行

 

自动消除

 

E15 

低温系统水温传感器故

障报警

 

显示

E15  

有报警声

 

关闭水泵、压缩机、冷凝风机、高低

温发热棒

 

自动消除

 

E16 

高温系统水温传感器故

障报警

 

显示

E16  

有报警声

 

关闭高温系统水泵和发热棒

 

自动消除

 

E17 

电导率超高报警

 

显示

E17  

有报警声

 

各制冷部件按正常逻辑运行

 

自动消除

 

E18 

电导率超低报警

 

显示

E18  

有报警声

 

各制冷部件按正常逻辑运行

 

自动消除

 

E19 

水位超低报警

 

显示

E19  

有报警声

 

机组正常运行设定值后关闭水泵、压

缩机、冷凝风机、高低温发热棒

 

自动消除

 

E20 

排气温度传感器故障报

 

显示

E20  

有报警声

 

各制冷部件按正常逻辑运行

 

自动消除

 

E21 

排气温度超高报警

 

显示

E21  

有报警声

 

各制冷部件按正常逻辑运行

 

自动消除

 

   

23 

Содержание CW-7800 Series

Страница 1: ...CW 7800 INDUSTRIAL CHILLER USER MANUAL...

Страница 2: ...tions 3 2 Contour and parts introduction 4 3 Installation 5 4 Unit introduction and parameters adjustment 6 5 Conductivity meter Optional 12 6 Alarm signal and output terminal 12 7 Specifications 13 8...

Страница 3: ...chiller without water in the storage water tank The new machine is packed after draining whole water in the tank so please make sure the tank has water inside before machine starting otherwise it s ea...

Страница 4: ...TER INLET L WATER OUTLET L WATER LEVEL GAUGE WATER DRAIN WASTE WATER DRAIN OVERFALL GAP WATER OUTLET H WATER INLET H AIR OUTLET FILTER LOW TEMP PUMP LOW PRESSURE HIGH PRESSURE POWER ALARM SIGNAL OUTPU...

Страница 5: ...l automatically control the working conditions of the compressor magnetic valve fans and other parts based on the set controlling parameters 4 As it takes a longer time to start over the compressor an...

Страница 6: ...e chiller by pressing the Power button for 3 sec while other operations can be completed by short press 2 User parameters quick adjusting under normal operation condition press Quick Set button to set...

Страница 7: ...up then input password 615 to enter into administrator setting parameters restoration function and it will display RECOVERY SUCCESS and turn to operation condition after 2 sec If the password is inco...

Страница 8: ...tant temp mode 6 F6 Temp difference values 15 5 2 7 F7 Cooling hysteresis 0 1 3 0 1 0 1 resolution ratio 8 F8 Way of control 0 1 1 0 Constant 1 Intelligent 9 F9 The highest set temp F10 1 40 35 Consta...

Страница 9: ...0 Second 26 F26 External input standby activation delay 0 180 0 Second 27 F27 Conductivity alarm activation setting On off off 28 F28 Ultra high conductivity alarm setting value 0 5 100 10 s cm 39 F2...

Страница 10: ...on part runs under usual procedures Automatic clearing E07 High temp system ultra high water temp alarm E07 shown with alarm sound Heater of the high temp system shut down Automatic clearing E08 Wrong...

Страница 11: ...usual procedures Automatic clearing E18 Ultra low conductivity alarm E18 shown with alarm sound Each refrigeration part runs under usual procedures Automatic clearing E19 Ultra low water level alarm...

Страница 12: ...the chiller it has alarm protection function 1 Working condition table of alarm signal Note The flow alarm is connected to the normally open relay and normally closed relay contacts requiring operatin...

Страница 13: ...1705Btu h 63085Btu h 0 5KW 18 5KW 431Kcal h 15948Kcal h Refrigerant R 22 R407C Refrigerant charge 4700g Precision 1 Reducer thermostatic expansion valve Protection Overcurrent protection for compresso...

Страница 14: ...Water circulation pipes are blocked or a pipe bending deformation Check water circulation pipe Ultra high temperature alarm controller displays E05 or E07 Blocked dust gauze bad thermolysis Unpick and...

Страница 15: ...CW 7800 Series CW 7800 15...

Страница 16: ...CW 7800 Series 17 18 19 20 24 24 25 26 16...

Страница 17: ...CW 7800 Series 1 2 10 3 50Hz 60Hz 4 NORMAL NORMAL 5 100cm 50cm 6 7 8 17...

Страница 18: ...CW 7800 Series 18...

Страница 19: ...CW 7800 Series 1 2 3 4 1 E8 2 3 4 5 5 6 CW 7800 25 20 7 19...

Страница 20: ...CW 7800 Series 1 MODBUS 485 1200 2 5 3 4 5 1 1 Lang Set Quick Set Quit 2 quick set quick set quick set quick set quit 15 20...

Страница 21: ...CW 7800 Series 3 set 5 168 set 168 set set quit 15 4 set 5 123 set 1 quit 5 set 10 615 Set 2 6 quick set 5 7 quick set 5 quick set quick set quick set 8 Lang Lang 9 5 21...

Страница 22: ...1 20 1 11 F11 40 50 45 12 F12 1 20 10 13 F13 1 20 15 14 F14 0 30 5 15 F15 0 180 10 16 F16 0 180 5 17 F17 0 180 2 18 F18 0 10 0 8 0 1 19 F19 0 180 5 20 F20 0 180 30 21 F21 0 180 30 22 F22 On off On 23...

Страница 23: ...CW 7800 Series 3 4 E00 E0 E01 E1 E02 E2 E03 E3 E04 E4 E05 E5 E06 E6 E07 E7 E08 E8 E09 E9 E10 E10 E11 E11 E12 E12 E13 E13 E14 E14 E15 E15 E16 E16 E17 E17 E18 E18 E19 E19 E20 E20 E21 E21 23...

Страница 24: ...CW 7800 Series 1 0 1 20 2 3 1 5A 300V H1 H2 H1 H3 E00 E01 E08 E09 E10 E12 E13 E15 E02 E03 E11 E14 E16 E17 E18 E20 E21 E04 E05 E06 E07 E19 24...

Страница 25: ...3P 380V 50Hz 9 16A 7 15KW 9 54HP 1705Btu h 63085Btu h 0 5KW 18 5KW 431Kcal h 15948Kcal h R 22 R407C 4700g 1 0 75KW 1 1 KW 15 135L Rp 1 2 Rp 1 53M 53M 70 L min 116L min 460Kgs 575Kgs 168 X 82 X 178 cm...

Страница 26: ...CW 7800 Series E01 E02 E01 E02 E05 E07 E03 40 26...

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