OPERATION AND INSTALLATION MANUAL IMMP-BAC(A) Manual Thank you for purchasing our product. Read this manual carefully before using this product and keep it for future reference.
Table of Contents PART 1. FUNCTION OVERVIEW ................................................................................................ 1 ............................................................................................................ 1 1 Installation Diagram 1.1 Product Dimensions .................................................................................................. 1 1.2 Installation Diagram ......................................................................................
.1 Indoor Unit View - Group ......................................................................................... 26 4.2 Indoor Unit View - System ....................................................................................... 29 5 Schedule ........................................................................................................................... 29 5.1 View Schedule ......................................................................................................... 30 5.
PART 1. FUNCTION OVERVIEW 1 Installation Diagram 1.1 Product Dimensions 67 mm 190 mm 116 mm 34 mm 1.2 Installation Diagram The product uses the rail-type installation method: first secure the rail in the packing carton to the position where the product will be installed, and then fasten the spring of the gateway on the rail.
2 Connection Indication 2.1 Interface Definition Ethernet interface connection to BACnet/IP network. 24VAC Reserved C R 485A 485C 485B 485D Port connection from air conditioner to X/Y/E bus of outdoor unit. 2.2 System Connection Diagram ! Note The gateway must be on the same network segment as the upper computer of the building's control system, or it will not be able to communicate with the upper computer.
3 Product Description Every main wire in this device can connect with a maximum of 64 indoor and 32 outdoor units. The device features 4 main wires and can connect with a total of 384 indoor and outdoor units. It features a built-in IMMP-BAC(A) function module and IMMPRO gateway function module. The gateway can be used with IIMMPRO to enable the power billing function. The VRF system and building management system are also integrated. 3.
PART 2. BACNET FUNCTION OVERVIEW 1 Applications It is used for communications between the VRF system and the building management system that has the BACnet interface, to integrate the VRF system with the building management system. 2 Features Connect the VRF system to the BACnet network. Support IMMP-BAC(A) protocols, and comply with BACnet standards. Each port can be connected to a maximum of 64 indoor units, and the total number of indoor and outdoor units on all 4 ports is 384 at most.
4.3 Supported BACnet Function Groups COV event initialization √ □ COV event response □ □ Device communications 4.
4.5 Supported Protocol Object Categories Object Type Support? Can this be Can this be dynamically dynamically created? deleted? Analogue input □ √ □ □ Analogue output √ □ □ □ Analogue √ □ □ □ Binary input □ √ □ □ Binary output √ □ □ □ Binary □ √ □ □ Device □ √ □ □ Multiple input status √ □ □ □ Multiple output status √ □ □ □ Multiple status values √ □ □ □ Optional attribute 4.
4.7 Supported Character Sets Support for multiple character sets does not imply that all these character sets are supported at the same time. √ □ ANSI X3.4 4.8 Special Functions Segment request support Segment response support □ √ yes □ √ yes □ no □ no Window size: 1476 Window size: 1476 5 Configuration Instructions Before use, you need to configure the device. To access the configuration page, start a browser and enter the device IP address. 5.1 Time and Date Settings You can set the date and time.
5.4 BACnet Settings The BACnet network number is in the range of 2~254. You need to restart the device for the new settings to take effect. Different gateways must have different BACnet network numbers, and the same network number cannot be used for other devices.
6.1 BACnet Objects for Indoor Units The BACnet device for each indoor unit provides the following objects. Object ID Object Name Current Value Description R/W AI 1 Room Temperature Room temperature in °C R AI 7 Malfunction Code Error Code (see 6.
Object ID Object Name Current Value Description R/W BI 2 Alarm Indication Indicates the error status of the indoor unit: 0 - No error; 1 - Error R BV 1 On/Off Setting ON/OFF Settings for Indoor Units0 - OFF 1 - ON. When ON is selected, the operating mode, fan speed, and temperature settings are sent based on records from the most recent time the indoor unit was used.
Object ID AV 2 AV 3 AV 4 AV 5 AV 6 Object Name Current Value Description R/W Dual Point (Cooling) Setting The set cooling temperature for AUTO mode must be greater than or equal to the set heating temperature for AUTO mode. Otherwise, the gateway may automatically change the set cooling temperature to make its value the same as the set heating temperature. If non-automatic mode is used, this is equivalent to AV 1. range is 10-30.
R indicates that the object's current value is read-only. W indicates that the object's value can be written. "RW" indicates that the current value of the variable corresponds to the current status of the indoor unit, and this value can be written to change the related status of the indoor unit. Notes:Some models do not support all of the above parameters, please contact technical support engineer for details.
Object ID Object Name Current Value Description/Notes R/W BI 18 HEATER 2 HEATER 2 R AI 1 Ambient Temperatue Ambient temperature in °C R AI 2 Compressor 1 Freq Compressor 1 frequency in Hz R AI 3 Compressor 2 Freq Compressor 2 frequency in Hz R AI 4 Compressor 1 Discharge Temp Compressor 1 discharge temperature in °C R AI 5 Compressor 2 Discharge Temp Compressor 2 discharge temperature in °C R AI 6 High Pressure High pressure for compressor in bar R AI 7 Low Pressure Low pre
6.3 Object List for HTHM Units The BACnet device for each HTHM unit provides the following objects: Object ID Object Name Current Value Description/Notes R/W AV 50 Water Heating Temperature Setting Heating-water temperature setting, unit is °C, range is 25-80. RW AV 51 Heating Temperature Setting Heating temperature setting, unit is °C, range is 25-80.
Object ID Object Name Current Value Description/Notes R/W AV 71 EXV 2 EXV 2 opening R AV 72 Need HTHM need R AV 73 Power Power R AV 75 Compressor Frequency Compressor Frequency(Hz) R AV 76 Software Version Software Version R MV 78 Heating Lock 1 – Lock ON; 2 – Lock OFF; 3 - Unlock RW MV 79 Heating-water Lock 1 – Lock ON; 2 – Lock OFF; 3 - Unlock RW MI 56 Current Mode 1 - Off; 4 – Heating;6- Water Heating; R BV 90 Heating On/Off 0 - OFF; 1 - ON W BV 91 Water Heating O
6.
PART 3. M-interdace FUNCTION OVERVIEW 1 Select Language The language selection interface appears only when the unit is powered on for the first time and no language has been selected. Note: The language can be changed later in the Settings menu. 2 Login (Features in this section on the Web terminal and touch-screen are consistent. The "Save Password" may be available depending on the browser you used.
Username Password Save password Auto login Login Guest login Default account name normal Initial password 123456 18
3 Home Page Default software display page once you have logged in successfully: 3.
Running Error (Error includes error and offline) Off 3.2 Device Status List Tap "Indoor Unit Status Statistics" to display the device status list.
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Scroll through the interface horizontally to check more parameters of the IDU, ODU, and HTHM. 3.3 Function Menu Navigate through all the functions at the bottom of the home page; 3.4 Special Menu Function Icon Back to Home Operating History Note: The interface response time may lag if users query a long period of operation history.
4 Control Control Function Inactive Active Indoor Unit View - Group Indoor Unit View - System Indoor Unit View - Map Select "Group" to view information of the corresponding indoor unit on the right. A series of icons are displayed, and the details are as follows.
No. Description 1 The colours here represent the operating modes. For details, refer to the Table of Basic Mode Images. 2 Indicators (in order from left to right): error, schedule, lock, swing. Icon is white when active, such as the lock indicator in the figure. 3 Displays the corresponding device model. For details, refer to the Model Table. 4 The icons here represent the operating modes. For details, refer to the Table of Basic Mode Images.
Model: Old IDU 4-Way Cassette (4-WAY) Wall-mounted Medium Static Pressure Duct (M-Duct) Low Static Pressure Duct (L-Duct) Air Handling Unit (AHU) High Static Pressure Duct (H-Duct) Compact 4-Way Cassette (COMPACT) Ceiling & Floor Vertical Type Concealed 1-Way Cassette 2-Way Cassette Fresh Air Processing Unit HRV IDUs in Wired Controller Group HTHM Floor standing unit AHU When the refrigerant system supports the use of auto mode for dual setpoints, a small horizontal bar will appear below the model icon, e.
4.1 Indoor Unit View - Group Note: The group interface has a default "Ungrouped". All the devices that have not been assigned a group are included here. The user defined groups are shown on the left of the device monitor page. Once a group is selected, the indoor units of the selected group are shown on the right. The top left corner shows the number of indoor units in the group. 4.1.1 Order of Display for Indoor Unit Indoor units can be sorted by name or mode.
4.1.2 General Controls for Indoor Unit Tap to select the indoor unit and change its status to "selected". At the top left corner, you will see "All", "Control", and "Cancel".
Tap "All" to select all the indoor units on the interface. If you tap an indoor unit after "All" is selected, the indoor unit will be unchecked, and "All" will change to normal mode. If Cancel is selected, all indoor units will be unchecked.
4.2 Indoor Unit View - System This is similar to "Group Navigation", except that the system (instead of the groups) is on the left. System name is default and cannot change. 5 Schedule Once you have tapped page to view the schedules.
No. Functions 1 From left to right, the respective corresponding options to display the schedule are: 1. Calendar View (by date); 2. Plan View (by plan); 3. Device View (by device); Tap the corresponding icon to go to the respective schedule view. Default is the calendar view. Note: Different types of indoor units cannot be added to the same schedule. 5.1 View Schedule 5.1.
Calendar view No. Functions 1 Tap to shift the calendar to display the previous month. 2 Displays the year and month information of the current date. 3 Tap to shift the calendar to display the next month. 4 5 Tap to quickly jump to the month that today's date belongs to, and select today's date. Today's date that has not been selected (light blue background). Tap to select this date. 6 Date selected (dark blue background). 7 The grey numbers are dates not in the month shown now.
5.1.2 Plan View Tap the second icon to view the schedule by plan as shown in the figure above.
Calendar view (part) No. Functions 1 Tap the left icon to go to the schedule editor. Tap the right icon to delete the selected schedule. 2 The schedules are arranged in order of their time created. Tap to select the schedule you need. Selected schedule has a blue background colour. The schedule name is on the left of the schedule bar, and the status (ON/OFF) of the schedule is on the right. 3 Shows all the timings for the selected schedule.
5.2 Add Schedule 1 2 3 4 5 No. Functions 1 The device list displays all the devices related to the schedule. Tap to select and add the IDU. 2 Settings related to the schedule name and effective date. 3 Settings related to the timings and commands. 4 Copy and add the schedule timings.
5.2.1 Add Device 1 2 5 6 7 9 3 10 8 4 Device Selection Page No. Functions 1 Devices waiting to be selected are displayed in the rightmost area, and these are the devices that have not been added to the selected subgroup. "1" is a selected device and its top right corner is marked with . 2 "2" is a device that has not been selected. Tap the unselected device to select the device. Tap again to deselect the selected device. 3 Tap to activate "Select All". is an active status.
5.2.2 Date Settings 1 3 2 4 6 5 No. 1 2 3 Functions Tap the input box to enter a name. Maximum length is 80 English characters (40 Chinese characters). Note that system is unable to save the name if it contains the following symbols: ([`~!#$^&*()=|{}':;,\.<>/…?~！￥…（）——【】‘’：“”。，、？； 《》]) Tap in the white space next to the blue icon on the left to activate the date selection dialog box. Tap to select the corresponding dates, the start date is on the left and the end date is on the right.
1. Heat pump 2.
3. FAPU 4.
5. HTHM 6.
7. AHU (HR) 8.
Note: 1. Tap "+" or "-" on "Setpoint" to increase or decrease the temperature by 0.5/1 (corresponding parameters are configured in settings); 2. Tap "+" or "-" on "Time" to increase or decrease the time by 1; 3. Tap to copy the task with the latest implementation time and add one more minute to the implementation time. The 23:59 command cannot be copied. 4. For the times that have been saved, tap to edit again, and to delete.
6.1 Operating Duration Operating duration report: View the total operation duration of the IDUs within a specified time period. Note: The schedule report and energy consumption report can be queried only after this function is enabled. Note: The power data and running time data of the previous hour are generated at the turn of each new hour. 6.1.1 Query Operating Duration Operating Duration 6.1.2 Operating Procedures 1. Tap the selected device to go to the device selection page. 2.
No. Functions 1 Devices waiting to be selected are displayed in the rightmost area, and these are the devices that have not been added to the selected subgroup. "1" is a selected device and its top right corner is marked with . 2 "2" is a device that has not been selected. Tap the unselected device to select the device. Tap again to deselect the selected device. 3 Tap to activate "Select All". is an active status. After activation, all the devices waiting to be selected in the group are selected.
No. procedures and query method are Functions operating similar to 3.4.1 Operating Duration. 1 2 Tap in this area (except the blue calendar icon) to activate the calendar. Tap any number to select the date. Selected date in the box has a light blue background, otherwise today's date is selected. The grey text is a date that is outside this month. Tap to select it. Tap the time at the top to quickly locate the date. Tap once to go to the quick selection function for the month.
6.3 Energy Statistics The method to query energy statistics is similar to that for the previous two functions. However, in the coordinate mode, you can only add up to three devices to search. There are no restrictions in the table mode. Use at the top right corner to select the different modes. The selected mode is blue. The three modes are histogram, line graph and table respectively. 6.3.
6.3.2 Histogram and Graph Line Chart Histogram For histograms and graphs, you can only select three objects, and select either IDU or refrigerant system. The selected time for graphs and lists is based on the month (effective graph is based on day). There are only two options in total energy: total energy, and operating energy. In the graphs, histograms and tables, the optional parameters are "Total Energy" and "Operating Energy".
6.4 Log Tap at the lower-left corner of the Home Page to go to the log page. Certain operations of the software are recorded in logs, and these are classified into the following categories: General control command ECO control command Schedule control command Login and logout Select the start time and end time at the lower-left corner. Tap "Query" to display the log contents within this statistic compilation period.
The export target is the default download path for the current browser . 7 Eco The ECO page has two parameters: IDU and ODU. IDU: The user groups are on the left, which is similar to the device monitor page, except that the control commands are different.
Certain indoor units may not support one or more locks described above. All parameters are "-" by default which means that no command is sent. *Certain indoor unit models may not support all the lock functions mentioned above. Please consult the factory engineer on details regarding the different lock functions supported by different IDU models. *Certain wired controllers may contain a "remote control/wired control, choose 1 of 2" function.
ODU: Outdoor unit page directly displays ODU objects. Certain outdoor units may not support one or more lock commands described above. The IMMP-BAC(A) can send any lock command to the outdoor unit. If the outdoor unit does not support the lock command, the outdoor unit will process the command based on its own logic. For details on the different lock functions supported by different outdoor units, refer to the function manual of the corresponding outdoor unit.
CCM-270B/WS Options Definition ODU Parameter Silence Mode 0:Night silent time is 6h/10h (default) 8 1:Night silent time is 6h/12h 9 2:Night silent time is 8h/10h 10 3:Night silent time is 8h/12h 11 4:No silent mode 0 5:Silent mode 1(only limit max. fan speed) 1 6:Silent mode 2(only limit max. fan speed) 2 7:Silent mode 3(only limit max. fan speed) 3 8:Super silent mode 1(limit max. fan speedand compressor frequency) 4 9:Super silent mode 2(limit max.
8 Install Under "Install", perform operations like device search, group edit, and name change when you use 10.1 for the first time. 8.1 Edit Edit the name, model, fan power, auxiliary heating power (other parameters cannot be modified) of the indoor and outdoor units. Tap "Save" to save the edits. Note: The acceptable range for the model is an integer from 0 to 12, and the model corresponds to the unit number in the device monitor.
Group creation is on the left. When a group is selected, the group and the indoor units in that group are shown in the middle. Indoor units that have not been grouped are shown on the left. 8.2.1 Create, Edit, and Delete Group Tap at the lower-left corner to go to the pages to create, edit and delete group. The CCM-270B/WS supports three group levels. Tap the back key at lower-left corner to return to the group page.
8.2.1.1 Create Group Tap , and you will get a text box for you to edit the group at the corresponding level, and the mouse is active. Enter the name. Tap the CR ("Go") key on the keyboard, or tap in the blank space to exit the editor. Groups at the same level cannot have the same names. A group name may include up to 12 characters. You will receive a prompt during "Save" if the name exceeds 12 characters. 8.2.1.
Select the indoor unit you need to operate from the group list on the left. Tap the indoor unit to the corresponding group. to add If the selected group has subgroups, they are displayed as follows: In the middle area, select the indoor unit to be deleted, tap from the corresponding group. to remove the indoor unit Note: Once the edits to the indoor units in the group have been completed, tap (at the bottom of page) to save the changes.
9 Settinghh Tap on the Home Page to go to the Settings page. Default is the General module. 1 2 Functions No. 1 List of available functions in the settings page. Tap to jump to the corresponding tab. 2 Shows details of the different tabs.
9.1 Account Normal user page No. Functions 1 View the status of the guest account. If the permissions have not been modified, tap to see 2 Only display your own account information. You cannot delete your own account. You can only change the password. Operations to change password are similar to that for the administrator. 3 Tap when no operation permission has been set to see.
Default is maximum 15 characters for account name and password. Default account is "normal", password "123456"; 9.2 Date Tap the list to go to the tab to set the date and time as shown in Figure 9.2.1. Default is the No Edit page. View the current date and time. Use " " and " " or any grey numbers that do not belong to this month to jump to another month. Tap to check the blue icon on the left of "Modify date and time" to enter the Edit mode as shown in Figure 9.2.2. Figure 9.2.
1 2 3 4 5 8 7 6 Figure 9.2.2 Edit mode No. Functions 1 Use to switch between 24-hour and 12-hour clock system. You can adjust the system timing system in both Edit and No Edit modes. When the slider is white and inactive, slide to the left, and the slider becomes blue and active, and the system switches to the 24-hour clock system. When the slider is active, slide to the right and the slider is now inactive, and system switches to a 12-hour clock system.
9.3 Holiday Settings 2 1 4 3 6 7 5 No. Functions 1 Displays current year and month. Tap " 2 Shortcut to return to the current system date. Tap to activate it immediately. 3 Dates in grey do not belong to the current displayed month. Tap to jump to the date that the grey number belongs to and select the date. 4 Light blue background colour and blue font for today's date. 5 Dates with light blue background and red text are marked as holidays. 6 Selected date has a dark blue background.
9.4 General Settings (Adjustment to screen brightness is only for the touch screen.) 1 2 3 4 5 6 7 General Settings No. Functions 1 Adjusts the display brightness. Tap to adjust. Slide left to reduce the brightness, and right to increase the brightness. 2 Changes the display language. Tap to activate the drop-down box, and tap to select the desired language. 3 Adjusts the group's display mode. Selected mode is highlighted in blue. Tap the grey icon to activate its mode.
6 Set temperature, which is associated with option 5 Select °F. The set temperature interval can only be 1, which cannot be modified. Select °C. The set temperature interval can be 0.5 or 1, which are mutually exclusive. 7 Room temperature 0.1, 0.5. Only displayed under admin account and factory account. This option is not available for normal accounts. Related to the ambient temperature analysis, see the corresponding ambient temperature analysis instructions in detail. 9.
The power division function is activated.
9.6 Public Device 3 2 5 4 1 Public Settings No. Functions 1 Displays the group option. All the devices in the groups (including subgroups) are displayed on the right, and the groups are arranged based on the time of creation. 2 Changes the properties of the selected devices. Public refers to public devices. Enabled refers to devices that have been enabled. Tap to select all the devices that can be selected. Tap "Cancel" to unselect all. 3 Method to display public devices.
9.7 ECS 10 APPENDIX 10.1Table of Error Codes This manual is intended for reference only, refer to the error shown on the actual device for troubleshooting. Please consult the factory engineer to check if the error code of the specific model belongs to a "new generation of refrigerant system".
Error code1 Content xE9 EEPROM mismatch xF1 DC bus voltage error F3 Plate heat exchanger cooling refrigerant outlet temperature sensor (T6B) error F5 Plate heat exchanger cooling refrigerant inlet temperature sensor (T6A) error F6 Electronic expansion valve connection error xH0 Communication error between main control chip and inverter driver chip H2 Number of slave units detected by master unit has decreased H3 Number of slave units detected by master unit has increased xH4 Inverter modu
Content Error code1 xL2 DC bus high voltage protection xL4 MCE error xL5 Zero speed protection xL7 Phase sequence error xL8 Compressor frequency variation greater than 15Hz within one second protection xL9 Actual compressor frequency differs from target frequency by more than 15Hz protection Notes: 1. 'x' is a placeholder for the compressor system (compressor and related electrical components), with 1 representing compressor system A and 2 representing compressor system B.
Table of Error Codes for HTHM Error code Content EE EEPROM error FE No address error C7 Inverter module temperature protection E9 EEPROM mismatch H4 Inverter module protection H5 P2 protection appears three times in 60 minutes H6 P4 protection appears three times in 100 minutes 1F6 Electronic expansion valve 1 connection error 2F6 Electronic expansion valve 2 connection error E1 Communication error between hydro box and wired controller E8 Water flow failure F3 Water outlet temperat
Error code Content P2 Suction pipe low pressure protection P3 Compressor current protection P4 Discharge temperature protection PL Inverter module temperature protection F1 DC bus voltage error L0 Inverter module protection L1 DC bus low voltage protection L2 DC bus high voltage protection L4 MCE error L5 Zero speed protection L7 Phase sequence error L8 Compressor frequency variation greater than 15Hz within one second protection L9 Actual compressor frequency differs from target
10.2 Software Use Precautions a) If there are display errors on the web page such as header errors and wrong icon placements, use the browser's mandatory refresh function to refresh the page (such as "Shift+F5" for the Chrome browser). b) You can only enter English characters on the touch-screen. Use the Web page if you need to use other language and characters. 10.
WP-MD20U-038A-EN 16110900000245 VA.
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