Page 1 • It is intended to keep protect the safety of the installer and user and to prevent the property damage, etc. • After reading the user manual, please keep it at a place where user can access any time. TYPE : ACP MODEL : PQCPC22A0, PQCPC22A1, PQCPC22N0, PQCPC22N1 www.lg.com P/NO : MFL67206316...
Page 2 TIPS FOR SAVING ENERGY TIPS FOR SAVING ENERGY Here are some tips that will help you minimize the power consumption when you use the air conditioner. You can use your air conditioner more efficiently by referring to the instructions below: •...
Page 3: Important Safety Instructions
IMPORTANT SAFETY INSTRUCTIONS IMPORTANT SAFETY INSTRUCTIONS READ ALL INSTRUCTIONS BEFORE USING THE APPLIANCE. Always comply with the following precautions to avoid dangerous situations and ensure peak performance of your product WARNING It can result in serious injury or death when the directions are ignored CAUTION It can result in minor injury or product damage when the directions are ignored WARNING...
Page 4 SAFETY PRECAUTIONS • Do not connetion 220V power to 24V products - If you do not follow, It may cause fire, electric shock, explosion or injury. • Do not connect power cord to the control signal connector. - It may cause fire or explosion. Operation •...
Page 5: Table Of Contents
TABLE OF CONTENTS TABLE OF CONTENTS Installing the ACP in DIN RAIL TIPS FOR SAVING ENERGY Connecting RS-485 cable to the ACP Fixing the ACP to the wall Connecting Ethernet cable (LAN cable) to IMPORTANT SAFETY IN- the ACP Before conﬁguring the ACP environment STRUCTIONS Setting the ACP network address Entering into the environment setup mode...
Page 6: Acp Functions And Speciﬁ- Cation
- Set Network environment (IP address, Net mask, Gateway) - Set the function to use between Peak/demand function - Set the language to use in LG ACCS screen - Set whether to use schedule function - Set whether to use integrated power function...
Page 7 ACP Functions and Speciﬁcation Embedded web server function Without an installation of a separate PC program, when IP address of ACP is input in the address window using Internet Explorer, the central control program in ACP web server is automatically run, and the functions of various contents can be used.
Page 8: Acp Components
ACP Functions and Speciﬁcation ACP Components Inside the packaged box of the ACP, there are the components as in the following drawing. Open the packaged box of the ACP, and check if all of the corresponding components are in- cluded. PQCPC22A0 (Advanced Control Platform) Power Supply Adaptor...
Page 9: Names Of Each Part Of Acp
ACP Functions and Speciﬁcation Names of each part of ACP ACP is composed as follows. PQCPC22A0 PQCPC22A0 NOTE • No. 3 and No. 4 may be different for each model.
Page 10 ACP Functions and Speciﬁcation Cover Front cover of the ACP RS-232 console port Reserved communication port Adaptor connection jack Jack for DC 12V to connect to the power supply adaptor (not supported by PQCPC22A1 or PQCPC22N1.) Power port AC24V port for power connection (not supported by PQCPC22A0 or PQCPC22N0) Buttons and LCD Buttons and LCD to set network environment and to display other information Basic external input/output signal connectors...
Page 11: Acp Hardware Speciﬁcation
ACP Functions and Speciﬁcation ACP Hardware Speciﬁcation ACP hardware specification is as follows. Category Description Boundary of usage temperature 0°C~40°C i.MX515 - 32Bit 800MHz speed 128MB DDR2 SDRAM * 2EA 4GB i-NAND Flash - Ethernet 10 / 100 BASE-T - USB : USB Host (SW upgrade, data backup) mini USB Device (Debug) Communication ports - RS-485 communication ports 6EA...
Page 12: Operating Acp With Accs
Review the initial ACCS screen LG ACCS (Advanced Centralized Control System) is a program that is automatically run when you access to ACP web server. The user can control the ACP and the equipments using LG ACCS and monitor various status information.
Page 13 Operating ACP with ACCS 1 Menu selection button You can select the corresponding menu from the menu selection button to perform the functions such as control and monitoring, etc. ACP has the following 9 menus. Category Description It can perform the functions of operation status change, lock all, lock tem- perature, etc.
Page 14 Operating ACP with ACCS 2 Peak operation ratio control, network status display window The running status of peak operation ratio control mode and the air status of the network are dis- played with the following icons. Category Icon Description It is displayed when it is in peak operation ratio control mode. Peak operation ratio It is displayed when peak operation ratio control mode is turned...
Page 15: Controlling The Equipments
- It can be integrated and managed through group setting. Click ‘Control Group Air Conditioner’ menu at the top of LG ACCS to control the air conditioner. (This manual explains the air conditioner control as an example, and will explain only the unique...
Page 16 Operating ACP with ACCS 1 Air conditioner operation status window In the air conditioner operation status window, operation status, operation mode, temperature of the space where the indoor unit is currently installed, and desired temperature of individual air conditioner are displayed. Group name &...
Page 17 Operating ACP with ACCS Mode In Mode, when the air conditioner is currently in operation, the mode operation is displayed with an icon. The operation modes displayed on the screen are as follows. Type Icon Description It is displayed when the air conditioner is currently in cooling operation. It is displayed when the air conditioner is currently in dehumidification op- eration.
Page 18 Operating ACP with ACCS 2 Air conditioner group and air conditioner selection window In the air conditioner group and air conditioner selection window, the list of air conditioner groups and the air conditioners set in the system is displayed. Also, you can select an air conditioner group or air conditioner for air conditioner control. List of air conditioner groups and list of air conditioners In 'group', the list of air conditioner group set in the ACP is displayed.
Page 19 Operating ACP with ACCS 3 Control & Monitoring Window It displays the air conditioner control setting selected from the list of the air conditioner group and the air conditioner list to control. Mode The operation method of the air conditioner can be set at the mode. The modes to set are as fol- lows: Icon Description...
Page 20 Operating ACP with ACCS Fan Speed It controls the air flow. The types of air flow to set are as follows: Air flow Description It sets to ventilate with a small of air flow. It sets to ventilate at the medium level of air flow. It sets to ventilate at the high level of air flow.
Page 21 Operating ACP with ACCS Lock It sets the lock function of the air conditioner. When the lock function is set, the air conditioner cannot be controlled by the wireless or wired remote controller. Use the lock function not for the user individually, but to centrally control the air conditioner.
Page 22 Operating ACP with ACCS Temp. Range Set the maximum/minimum temperature limit of the indoor where air conditioner is installed. The maximum/minimum temperature can be set by clicking ▲ button or ▼ button. The maximum temperature can be set with the range of 18°C~30°C, and the minimum tempera- ture can be set with the range of 16°C~30°C.
Page 23: Ventilation Control Screen And Unique Features
Operating ACP with ACCS Ventilation Control Screen and unique features Unique features Set both air intake and discharge to ventilate through electric heat ex- Heat changer. (It is used in Summer/Winter when there is a big difference of Exchange temperature and humidity between indoor and outdoor.) Measure the temperature of indoor and outdoor and automatically set Mode Normal...
Page 24: Awhp Control Screen And Unique Features
Operating ACP with ACCS AWHP Control Screen and unique features Unique features Heat tank: Turn on/off the Heat tank function of AWHP. Current temp: Display the current temperature of AWHP. (It displays water in temperature, room temperature, heat tank supply tempera- ture, and solar heating temperature.) Room Set temp: Set the Room Set temp of AWHP.
Page 25: Ahu Control Screen And Unique Features
Operating ACP with ACCS AHU Control Screen and unique features Unique features Mode power saving: Operate in power saving mode to save electricity usage. Damper angle: Set the damper opening angle of each of OA, EA, and MIX of AHU. (The setting range of OA, EA, and MIX is 0~90.) Set temp: Set the desired temperature of AHU.
Page 26: Chiller Control Screen And Unique Features
Operating ACP with ACCS Chiller Control Screen and unique features Unique features Alarm: Display cycle number and error number of the Chiller with error. Setting: Set cooling temperature, heating temperature, and demand limit ratio of Chiller. (Setting range of cooling temperature is 5~15°c, setting range of heating temperature is 40~55°c, and setting range of demand limit ratio is 0~140%.) Setting: Set cooling temperature, heating temperature, and demand limit ratio of Chiller.
Page 27: Setting The Schedule
Operating ACP with ACCS Setting the schedule It is the function to perform the reserved operation at the specified time by specifying the opera- tion of the air conditioner. For example, for the case of the school, the air conditioner automati- cally starts and stops at the specified time by setting the schedule to attending school and returning home.
Page 28 Operating ACP with ACCS To set the schedule, click ‘Schedule’ menu at the top of LG ACCS. When you click ′Schedule′ menu, the schedule setting screen appears as follows. Calendar window Basically, this month’s calendar is displayed, and today is highlighted.
Page 29 Operating ACP with ACCS Schedule list The entire list of the set schedule is displayed. If you select certain day from the calendar, the schedule activated on that day will be displayed in bold and blue letters. If you select a schedule from the schedule list, the contents of the schedule are displayed as in the following screen.
Page 30 Operating ACP with ACCS Command button Each button has the following meanings. Button Description Show the contents of the selected schedule and display a new window for Query/Modify edition Add a new schedule Delete Delete the selected schedule When add schedule button is pressed, the following screen appears. CAUTION •...
Page 31 Operating ACP with ACCS Button Description Schedule Name Nick- You can take a memo or make name for easy to memorize the schedule. name[Memo] You can set the repeated pattern of the schedule. If you select ‘day of week selection’, you can set the schedule to operate only on the desired day of the week.
Page 32 Operating ACP with ACCS View/Change and Delete 1. Manager who is not a super user may only change or delete the schedules registered with his or her own account. 2. To view/change or delete a schedule, the schedule shall be first selected as in the following picture.
Page 33: Controlling The Peak Operation Ratio
Operating ACP with ACCS Controlling the peak operation ratio It maintains the consumed power to be kept lower than or equal to the target power by monitor- ing the power consumption of the air conditioner. Peak operation ratio control function can con- trol with two methods according to the set peak operation rules to save energy.
Page 34: Indoor Unit Priority Control Method
To control peak operation ratio, click ‘Peak Control’ menu at the top of LG ACCS. When you click ‘Peak Control’ menu, the following control screen appears.
Page 35 Operating ACP with ACCS Power consumption monitor The peak control setting information and the operation information are displayed in the power consumption monitor. - Function operation status - Current operation Rate - Target Operating Rate - Cycle Function operation status The operation status of the current peak control is displayed in the function operation status.
Page 36 Operating ACP with ACCS Current operation status and power control setting (graph type) Current operation status is displayed in the left side of the peak operation control screen, and there is a graph that can set power control function. To change the peak operation ratio, you can drag mark with mouse to set the desired operation ratio.
Page 37: Outdoor Unit Capacity Control Method
VIP room may be maintained by selecting outdoor units not to be ap- plied in the peak group setting screen. To control peak operation ratio, click ‘Peak Control’ menu at the top of LG ACCS. When you click ‘Peak Control’ menu, the following control screen appears.
Page 38 Operating ACP with ACCS Operation status monitor Peak control setting information and operation information are displayed in operation status monitor. Function operation information The current demand control operation status is displayed in the function operation status. The types of the displayed operation status are as follows. Operation status Description Peak operation ratio control function is in operation.
Page 39 Operating ACP with ACCS Operation ratio control setting (graph type) There is a graph that can set the peak operation ratio control function. To change the peak operation ratio, you can drag ◀ mark with mouse to set the Target Oper- ating Rate.
Page 40: Controlling Demand Power
Operating ACP with ACCS Controlling demand power It maintains the consumed power to be kept lower than or equal to the target power by monitor- ing the power consumption of the air conditioner. It can control to save the energy by using the AC Manager connected to the ACP to forcefully start or stop the air conditioner.
Page 41: Indoor Unit Priority Control Method
But, if the current operation state uses the power under the target operation ratio setting value, air conditioner can be individually controlled. To control demand power, click ‘Demand’ menu at the top of LG ACCS. When you click ‘Demand’ menu, the following demand power control screen appears.
Page 42 Operating ACP with ACCS Power consumption monitor The demand control setting information and the operation information are displayed in the power consumption monitor. - Function operation status - Current operation Rate - Target Operating Rate - Cycle Function operation status The operation status of the current demand control is displayed in the function operation status.
Page 43: Outdoor Unit Capacity Control Method
VIP room may be maintained by selecting outdoor units not to be ap- plied in the peak group setting screen. To control demand, click ‘Demand’ menu at the top of LG ACCS. When you click ‘demand’ menu, the following control screen appears.
Page 44 Operating ACP with ACCS Operation status monitor Demand control setting information and operation information are displayed in operation sta- tus monitor. Function operation information The current demand control operation status is displayed in the function operation status. The types of the displayed operation status are as follows. Operation status Description Demand control function is in operation.
Page 45 Demand control setting • Demand control is set by the AC Manager connected outside, so the categories such as desired operation ratio, operation conversion period, etc. may not be set in LG ACCS pro- gram. When cooling/heating is not running well •...
Page 46: Monitoring The Equipment Status
You can see the operation status and the error status of each of the equipment set in all air con- ditioner groups at the LG ACCS at a glance. In order to view the status information of the equipment, click 'Monitoring' menu at the top of the LG ACCS.
Page 47 Operating ACP with ACCS The following information is displayed at the monitoring screen. Item Description Name Name of equipment currently registered at the system Operation mode Operation mode set in the equipment Air flow The strength of the air of the supported equipment Air direction Whether the air direction is set in the supported equipment Lock all...
Page 48: Reviewing The Error Log
Operating ACP with ACCS Reviewing the Error Log The LG ACCS saves and records the information of the error occurred from all equipments con- nected to the ACP. You can see this error history at ' Error Log' menu of the LG ACCS.
Page 49 Operating ACP with ACCS Querying the Error Log You can set and query the information about the error oc- curred within the desired period. The start date and the end date of the period to query can be set by pressing each calendar button within the query period.
Page 50 Operating ACP with ACCS Error log list It displays the history list of the errors occurred within the query period. The following information is displayed in the error history list. Item Description History of the occurrence and normalization of an error Icon Error occurred in the network Error occurred in the system(outdoor and indoor unit)
Page 51: Reviewing The Power (Power Display Interface)
Reviewing the power (power display interface) The LG ACCS offers the power display interface function to check and manage the power of all indoor units of the air conditioners connected to the ACP. If this function is used, when the out- door unit is shared in officetel, residential-commercial building, and school, it can be effectively controlled since the power consumption of each indoor unit is displayed.
Page 52 Operating ACP with ACCS Power consumption monitor At the top, the result of summing all the current accumulated power consumptions of the power distribution indicator connected to the air conditioners and the power consumed by the air condi- tioners during the query period at the right are displayed. Power consumption list of each group You can view the power consumption of each group.
Page 53 Operating ACP with ACCS Printing and saving You can output the power of each group or each indoor unit displayed on the screen to a printer, or save as an Excel file. Setting the power consumption query period You can set the period for query of the power consumption in the right side of "Wattmeter" screen.
Page 54: Setting The System
When ACP interfaces with AC Manager • When the ACP interfaces with AC Manager, if the system is set by LG ACCS of the ACP, it may cause the malfunction of the air conditioner. To interface the ACP with AC Manager,...
Page 55 Operating ACP with ACCS In order to register, delete or modify the air conditioner at the system, click 'Setting' menu of the LG ACCS. When you click ' Setting' menu, the following system setup screen is displayed. Group Configuration Locking indoor unit address When indoor unit address lock is set, central control address cannot be changed from the indoor unit remote controller.
Page 56 Operating ACP with ACCS Installation When indoor unit address lock is set, central control address cannot be changed from the indoor unit remote controller. Changing outdoor unit information You can change the name of the outdoor unit, central control ad- dress, outdoor unit capacity, and the number of the connected in- door units.
Page 57 Operating ACP with ACCS Changing indoor unit information You can change the name of the indoor unit, central control ad- dress, and indoor unit capacity. After changing the information, you must press [Apply] button. CAUTION Outdoor unit and indoor unit capacity •...
Page 58 Operating ACP with ACCS Add/delete indoor unit When you add or delete indoor unit, you can do it by changing the number of the connected indoor units connected to the out- door unit, but when you add or delete one by one, you can also do it by right click and popup menu.
Page 59 Operating ACP with ACCS Add AHU To add AHU, right click, and add through the popup menu. When you press [Add an AHU] button in the popup menu, AHU will be added. AHU is added independently without going under out- door unit group or ventilator / direct cooling type group.
Page 60 Operating ACP with ACCS Auto search When you first register indoor unit / outdoor unit / ventilator, etc., it is convenient if you use the au- tomatic search function. When you press automatic search button, it searches the indoor unit and ventilator products connected to the ACP.
Page 61 Operating ACP with ACCS Smart Group Setting When you press [Smart Group Setting] button, the control group is automatically created based on the outdoor unit and ventilator group information input in the installation status. Users may change the control group as they wish as necessary. ➡...
Page 62 Operating ACP with ACCS Peak Group During the peak control, you can control with priority for each group. To set the peak group, press [Peak Group] button, and the following screen will appear. In this screen, you can select peak operation method, and for priority control method, set peak group to set the priority of each group.
Page 63: Indoor Unit Priority Control Setting
Operating ACP with ACCS Indoor unit priority control setting Control method during Peak/demand operation You can select the control method during peak operation or demand operation. When you select priority control method, peak mode operation will start from the indoor unit with lower priority when the current usage exceeds the target value.
Page 64: Outdoor Unit Capacity Control Setting
Operating ACP with ACCS Outdoor unit capacity control setting When you select outdoor unit capacity control, it will convert to the above screen. The control is performed in the units of outdoor unit in outdoor unit capacity control method, so a separate group cannot be set.
Page 65 User Management You can input manager information in ′ User Management′ menu. Manager information is the authority to log in to LG ACCS. When you press [User Add] button, you can input new user, password, authority, and the group to control.
Page 66 Operating ACP with ACCS CAUTION When a user is added • Account may be added up to 256. • ACCS, which is the control screen of the ACP can be run up to 50 at the same time, and if more ACCS is run, proper control of the ACP may be impossible. •...
Page 67 Even if you input the above information, you may not immediately be able to use TMS interface. If you have relevant questions or requests, please contact the service center or installation specialty store acknowledged by LG.
Page 68: Additional Functions
Operating ACP with ACCS Additional functions ACP provides the function to display freezing cycle information of the outdoor unit as an addi- tional function. But, to see the freezing cycle of the outdoor unit, you must make a maintenance contract with a maintenance company, and a separate device may need to be installed.
Page 69: Installing Acp
Set language, peak/demand, whether to use schedule, whether to use power display, etc. STEP 8. Set ACCS access environment Set the access environment in LG ACCS, which is the operation program of the ACP. STEP 9. Input indoor unit and ventilator information Set the access environment in LG ACCS, which is the operation program of the ACP.
Page 70: Check Points During The Acp Installation
Installing ACP Check points during the ACP installation - The number of PI485 connected to one RS-485 communication line ACP provides 4 RS-485 ports for indoor unit connection. (CH 1~4) Up to 16 PI485 for outdoor unit can be connected to one RS-485 port, and up to 31 PI485 for SINGLE/ventilation can be connected.
Page 71: Setting The Indoor Unit Address
Installing ACP Setting the indoor unit address By considering the entire installation configuration connecting to one ACP, set the address to each indoor unit not to be overlapped. 00~FF in hexadecimal can be set to the indoor unit ad- dress. NOTE Assigning indoor and outdoor unit number •...
Page 72: Setting The Pi485 And Connecting The Cable
Installing ACP Setting the PI485 and connecting the cable After setting the address of the indoor unit, install the PI485 and set the DIP switch. And then, connect the RS485 cable for communication with the ACP. NOTE Installing the PI485 •...
Page 73 Installing ACP The following figure is an example of connecting several PI485 with each other to connect to one ACP. PQCPC22A0...
Page 74: Installing Acp And Connecting Cables
Installing ACP Installing ACP and connecting cables After setting PI485, the ACP shall be installed in an adequate place, and RS-485 cable shall be connected for the communication with PI485. And, Ethernet cable (LAN cable) shall be connected for the connection with internet or AC Man- ager.
Page 75: Installing The Acp In Din Rail
Installing ACP Installing the ACP in DIN RAIL ACP can be installed in DIN RAIL with width 35mm and height 7.5mm. Proceed as the follows to install the ACP in an adequate place. The installation method of the ACP is explained here with the example of installing the ACP in DIN RAIL.
Page 76: Connecting Rs-485 Cable To The Acp
Installing ACP Fixing the ACP to the wall ACP can be installed by fixing to the wall. To install the ACP in an adequate place, proceed ac- cording to the following explanation. It explains here on how to install the ACP with the example of installing the ACP on the wall.
Page 77 Installing ACP Information: Connecting RS-485 of the ACP Up to 16 outdoor units can be connected to one RS-485 port of the ACP, and up to 256 indoor units can be connected to one ACP. If there are many outdoor units to connect, the outdoor unit connections shall be appropriately connected to CH1 to CH4 in BUS format.
Page 78: Connecting Ethernet Cable (Lan Cable) To The Acp
Installing ACP Connecting Ethernet cable (LAN cable) to the ACP After connecting the ACP and RS-485 cable, Ethernet cable shall be connected to the ACP. ACP may be connected to hub through Ethernet cable, or directly to AC Manager. Connecting the ACP and hub It is the case of connecting the ACP to the basic internet network installed at the site, and it is generally connected to the hub.
Page 79: Before Conﬁguring The Acp Environment
Installing ACP Setting the ACP network address After connecting the ACP to various devices via the cable, the network environment of the ACP should be set by driving the ACP. The following information should be set for using the ACP. - IP address of the ACP - Gateway address - Net mask...
Page 80 Installing ACP Turning on the ACP Turn on the ACP to set the network environment of the ACP. When the power switch is turned on, the ACP booting screen is displayed on the LCD as shown at the following figure, and when booting is completed, the initial ACP screen is displayed. NOTE Software version •...
Page 81: Entering Into The Environment Setup Mode
Installing ACP Entering into the environment setup mode Press 'SET' button of the ACP to enter into the environment setup mode of the ACP. When the 'SET' button is pressed for the first time, the menu to set the IP address is displayed as shown below.
Page 82: How To Set Network Address
Installing ACP How to set network address In [Network Info] menu, use the category to set using “up” and “down” (▲, ▼) buttons. IP, Gateway, and Net mask settings are displayed in the initial screen of [Network Info] menu, and you can check MAC address and DHCP setting using “down” (▼) button. To change the network setting, locate the arrow on the corresponding setting position, and press “SET”...
Page 83 Installing ACP The network address consists of four 3-digit numbers. In case of setting the network address, the, name of the related address is displayed on the LCD of the ACP, and press Up/Down/Left/Right (▲, ▼, ◀, ▶) button to set. Press Up/Down (▲, ▼) button to increase/decrease the number of the digit where the cursor is on, and press Left/Right (◀, ▶) button to move the digit of the network address to the left or right.
Page 84: Setting Ip Address
Installing ACP Setting IP address For user to use the functions of the ACP through the web, a unique IP address may be assigned to the ACP or dynamic IP setting may be used. The next is how to set fixed IP address. Please proceed according to the order.
Page 85: Using Dynamic Ip Using Dhcp
Installing ACP Using dynamic IP using DHCP For user to use the functions of the ACP through the web, a unique IP address may be assigned to the ACP or dynamic IP setting may be used. The next is how to set dynamic IP address. Please proceed according to the order.
Page 86: Checking Acp Access
Installing ACP Checking ACP access It checks whether the ACP network address setting is properly done. You can check the possibility of accessing the ACP through PING test. You can open the following DOS window through Windows "Start", "Run", "cmd" input. In DOS screen, input "ping <ACP IP address>"...
Page 87 Installing ACP NOTE When you connected the ACP and PC through a cross cable, but you cannot access the ACP • Check IP address of the ACP and IP address of the PC. Ex) If IP address of the ACP is 192.168.1.101 and Net mask is 255.255.255.0, check if the first three digits of the IP address of the PC is the same as the first three digits of the IP address of the ACP.
Page 88: Setting The Functions Of The Acp
Installing ACP Setting the functions of the ACP The following functions can be set by using the menu of the ACP: - Select Peak or Demand - Web screen language selection - Schedule function - Power display function - Error history display function - Outdoor unit cycle information display function - Setting the attributes of CH6 (not supported in Standard) Before setting the functions of the ACP...
Page 89: Selecting Peak Or Demand
Installing ACP Selecting Peak or Demand The ACP offers the function to manage the power consumed by the connected air conditioner, by which the electric charges can be effectively saved. The ACP offers two functions to limit the maximum power consumption of the air conditioner as follows: - Peak: The maximum power consumption of the air conditioner can be managed by setting the maximum usage operation ratio in the ACP.
Page 90 Installing ACP - Use up and down (▲, ▼) buttons to set the desired power management method. If you press up (▲) button, it is set to demand method, and if you press down (▼) button, it is set to peak method. Example of setting to use demand PQCPC22A0 function...
Page 91: Selecting Accs Display Language
The following figure is the initial screen of the LG ACCS program. The LG ACCS is offered with the Korean version and the English version, which can be changed by the user's setting. Change the language setting of the LG ACCS as follows: - When you press the 'SET' button of the ACP, menu screen will be displayed.
Page 92: Setting Whether To Use Schedule Function
Setting whether to use schedule function LG ACCS, which is the ACP operation program, provides the schedule function to automatically operate the air conditioner indoor unit connected to the ACP at certain time. Schedule setting function requires the decision whether to use schedule function in the ACP.
Page 93 Installing ACP Change whether to use schedule function as follows: - When you press the 'SET' button of the ACP, menu screen will be displayed. Use up and down (▲, ▼) buttons to select [Contents], and press “SET” button again. While [Schedule] is selected, if you press “SET”...
Page 94: Setting Whether To Use The Power Display Function
Setting whether to use the power display function LG ACCS, which is the operation program of the ACP, provides the power display interface func- tion that can check and manage the power consumption of the air conditioner indoor unit con- nected to the ACP.
Page 95: Setting Whether To Display Error History
ACP. User may select whether to display the error history through LG ACCS at his or her own conven- ience. To use the error history function, whether to use the function shall be set in the ACP. To set whether to use the error history function, please proceed as in the following order.
Page 96: Setting Whether To Display Cycle Information
Setting whether to display cycle information In LG ACCS, which is the operation program of the ACP, you can monitor the cycle information of the outdoor unit connected to the ACP. But, to see the freezing cycle of the outdoor unit, you must make a maintenance contract with a maintenance company in advance, and a separate de- vice installation may be required.
Page 97: Setting Whether To Use Firealarm Function
Installing ACP Setting whether to use FireAlarm function ACP provides Fire Alarm function. After connecting the fire sensor to ACP DI1, if the fire sensor detects fire, it stops the operations of all connected equipments except the Chiller. CAUTION Fire Alarm interface •...
Page 98: Setting Whether To Use Air Conditioner 0.5°C Control Function
Installing ACP Setting whether to use CH6 function To connect to the Chiller from the ACP, M (Chiller) shall be selected in CH6 USAGE. D (demand controller) setting is not used. - When you press the 'SET' button of the ACP, menu screen will be displayed. Use up and down (▲, ▼) buttons to select [Contents], and press “SET”...
Page 99: Software Service Function
- Create “ramdisk” folder in USB memory. - Put the S/W file to update in ′ramdisk′ folder. At this time, only one S/W file must be put. (New version software file can be downloaded from LG Electronics System Air Conditioner homepage.)
Page 100 Installing ACP E: may be changed.
Page 101 Installing ACP - Press “SET” button of the ACP. Select [Function] menu, and press “SET” button. Select [S/W update] menu, and press “SET” button again. To run the software update, press “SET” button again. Wait while software is running. After completing the update, press “SET” button to restart the ACP. Even when you do not immediately restart, update will be applied only after rebooting the ACP in the future.
Page 102: Data Backup
Installing ACP Data backup If ACP data backup is necessary, it must be carried out by the specialized service technician. Data backup can be done with USB memory or SD card. Proceed in the following order. - Insert USB memory or SD card into the ACP. (Refer to software update for USB memory insertion.)
Page 103 Installing ACP - Press “SET” button of the ACP. Select [Function] menu, and press “SET” button. Select [DB back up] menu, and press “SET” button again. Select [USB] or [SD card], and press “SET” button. After completing backup, remove USB memory. Click SET button PQCPC22A0...
Page 104: Data Recovery
Installing ACP Data recovery If ACP data recovery is necessary, it must be carried out by the specialized service technician. Data recovery can be done with USB memory or SD card. Proceed in the following order. - Save the database file to recover in USB memory or SD card. Save the files in “db”...
Page 105 Installing ACP - Insert USB memory or SD card into the ACP. (Refer to software update and data backup) - Press “SET” button of the ACP. Select [Function] menu, and press “SET” button. Select [DB recover] menu, and press “SET” button again. Select [USB] or [SD card], and press “SET”...
Page 106: Rs-485 Data Logging
Installing ACP RS-485 data logging If ACP RS-485 data logging is necessary, it must be carried out by the specialized service techni- cian. Data logging can be done with SD card. Proceed in the following order. - Insert SD card into the ACP. (Refer to data backup) - Press “SET”...
Page 107: Accessing Acp
Installing ACP Accessing ACP User may control the functions of the ACP using LG ACCS program of the ACP in the computer connected to the ACP through network. LG ACCS (Advanced Centralized Control System) is the ACP function control program developed in Java language. When the user accesses the A0P using Internet Explorer, LG ACCS is automatically run.
Page 108 Installing ACP - If the following page is displayed, install Java according to the figure. - Click ‘here’. - Click ‘Agree and Start Free Download’.
Page 109 Installing ACP - Click ‘Run’. - Install by clicking ‘Install’. CAUTION • It is recommended to install with 6-31 or later which is the current Java version. (Lower Version may not run properly.)
Page 110 Installing ACP - When the program is installed, the following screen is displayed. At this time, press Run. If you don’t want to see this message again, check in “I always trust the contents of this poster”. - Click “Run” button. - When the program installation is completed, the log in screen is displayed as follows.
Page 111 Installing ACP - When the program is run properly, the following screen is displayed.
Page 112: Input Indoor/Outdoor Unit And Ventilation Equipment Information
- When ACP is connected to AC Manager, register information using AC Manager. - If ACP is not connected to AC Manager, use LG ACCS program of the ACP to register the infor- mation. When ACP is connected to AC Manager If the ACP is connected by installing AC Manager in a certain PC, the information set in AC Man- ager is automatically input to the ACP.
Page 113: When Acp Is Not Connected To Ac Manager
When ACP is not connected to AC Manager When ACP is not connected to AC Manager, you can input the information of the indoor unit and ventilation equipment using LG ACCS (Advanced Centralized Control System) program of the ACP. Automatic search You can automatically search the address of the indoor unit.
Page 114 Installing ACP - Click 'installation status' button. "Click" - Click 'automatic search' button. "Click" - When you click 'yes' button, the ACP searches the address of the installed indoor units. "Click"...
Page 115 Installing ACP <Screen during the search> <Screen after completing the search> NOTE Searching the installed indoor units • When you press 'yes', it searches the indoor units with the hexadecimal address of 00~FF and the ventilators with the hexadecimal address of 00~FF.
Page 116 Installing ACP - Click ′save′ button. "Click" Group setting When all of the information of the installed indoor units is displayed through automatic search, you need to set the groups. Group is the combining of the indoor units with the common attributes for convenient control. For example, you can make the groups of 1st grade and 2nd grade, or 1st floor and 2nd floor.
Page 117: Verifying And Checking The Acp Installation
After installing the ACP, you can check the status of the ACP according to the following flow- chart. Check the connection of indoor unit air conditioner First, you need to check if the indoor unit air conditioner is connected by running LG ACCS of the ACP. Check the ACP status according to the following flowchart.
Page 118 Installing ACP ACP status monitoring after executing lock all and temperature lock Run LG ACCS of the ACP to select all indoor units, and execute lock all function. Afterwards, execute temperature lock function again, and monitor the status of the ACP.
Page 119: Notes
When GUI cannot be operated in LG ACCS, which is the operation program of the ACP - When GUI cannot be operated in LG ACCS, which is the operation program of the ACP, close Explorer window, and run new Explorer to access again.
Page 120 NOTES When the ventilation equipment is displayed as a network error state (code 242) in LG ACCS of the ACP When the ventilation equipment is displayed as a network error state (code 242) as followed, in LG ACCS, which is the web server program of the ACP, please check the following categories.
Page 121 NOTES It is installed by interfacing 16 room central controller and the ACP, but some indoor units are not rec- ognized, or not properly performing the central control commands - It is the case of incorrect setting of the simple central controller (16 room central controller) DIP switch.
Page 122 PI485 Main PCB Wrong connection When the image of LG ACCS is broken and you cannot see the screen such as the temperature well - Close LG ACCS, and rerun. ※Cautions - If PC is used for a long period of time, or several application programs are used at the same time, PC performance may be degraded and may affect the ACP UI.
Page 123: Guide To Open Source Software
GPL execution file LGPL library If you request source code to LG Electronics through the following e-mail, we will send them in CD-ROM with the payment necessary for medium and transportation. da-opensource@lge.com This suggestion is valid for 3 years after you received this product from LG Electronics.
Page 124 NOTES Class A device NOTE This equipment has been tested and found to comply with the limits for a Class A digital de- vice, pursuant to part 15 of the FCC Rules. These limits are designed to pro-vide reasonable protection against harmful interference when the equipment is operated in a commercial environment.

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LG V-NET PQCPC22N0 Installation & User Manual

Important Safety Instructions

ACP Functions and Speciﬁ- Cation

Installing ACP

Notes

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