Huawei NetCol5000-A User Manual

Huawei NetCol5000-A User Manual

Acc precision air conditioner controller
Hide thumbs Also See for NetCol5000-A:
Table of Contents

Quick Links

ACC Precision Air Conditioner Controller
V100R002
User Manual
Issue
02
Date
2016-11-30
HUAWEI TECHNOLOGIES CO., LTD.
Part Number: 31010QJN
Table of Contents
loading

Summary of Contents for Huawei NetCol5000-A

  • Page 1 Part Number: 31010QJN ACC Precision Air Conditioner Controller V100R002 User Manual Issue Date 2016-11-30 HUAWEI TECHNOLOGIES CO., LTD.
  • Page 2 Notice The purchased products, services and features are stipulated by the contract made between Huawei and the customer. All or part of the products, services and features described in this document may not be within the purchase scope or the usage scope. Unless otherwise specified in the contract, all statements, information, and recommendations in this document are provided "AS IS"...
  • Page 3: About This Document

    Certain manufacturing and assembly commands for project implementation and error locating may cause device exceptions or service interruptions if they are misused. These commands are not provided in this document. If you need these commands, contact Huawei technical support. The controller UI can vary depending on the model of a precision air conditioner or version of the controller.
  • Page 4 Setting Communications Parameters (IP Settings)  Setting Communications Parameters (Modbus Settings)  Setting Communications Parameters (SNMP Settings) Issue 01 (2016-04-25) This issue is the first official release. Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 5: Table Of Contents

    4.1.3 Querying Logs ................................. 35 4.1.4 Querying Device Runtime ............................35 4.1.5 Querying Component Status ............................ 36 4.1.6 Querying System Parameters ........................... 37 4.1.7 Querying Version Details ............................38 Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 6 5.13 How to Import a Certificate and Key ........................57 5.14 Powering Off and Maintaining a Precision Air Conditioner in iCooling Linkage Mode .......... 58 A Parameter Description....................... 60 B Acronyms and Abbreviations ....................80 Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 7: Acc Introduction

    (1) Indicator (2) LCD Table 1-1 Indicator and buzzer status description Alarm Status Indicators Buzzer The device is operating properly, or a Green Silent warning alarm occurs. Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 8: Controller Ports

    LCD on LCD (3) USB port a: The first toggle switch DIP status is ON, and the second, third, fourth toggle switch DIP status are non Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 9: Operating Environment Parameter

    Storage temperature Relative humidity 0%–95% RH (non-condensing) Altitude 0–2000 m; working temperature decreased by 1° C when the altitude increases for every 200 m, maximum 4000 m Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 10: Screen Functions

    USB status in the status bar indicates that the USB flash drive is Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 11: Menu Hierarchy

    Admin, Engineer, or Operator, and can tap the icon to log out. 2.2 Menu Hierarchy Figure 2-2 shows the hierarchy of the controller menu. Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 12  About Checks the model, manufacturer, monitoring version, detail version information, and electronic label of the ACC. Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 13: Power-On Commissioning

    For non-initial power-on, the LCD automatically enters the home screen as shown in Figure 2-1. Procedure Step 1 Set the language and tap Next, as shown by (1) in Figure 3-1. Figure 3-1 Quick settings Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 14: Initial Configuration

    To prevent misoperation, log in as Operator users first before modifying parameters. Obtain permission from Huawei before modifying any parameter that you are not allowed to modify, otherwise, Huawei will not be liable for any consequences of the modification. Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright ©...
  • Page 15: Start And Shutdown

    In start mode, the Start button is green (unavailable) and the Shutdown button is gray (available).  In shutdown mode, the Shutdown button is green (unavailable) and the Start button is gray (available). ----End Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 16: Setting Temperature And Humidity Values

     Hot-aisle: For a hot aisle, choose Hot-aisle to control the temperature and humidity of the aisle. The temperature and humidity values Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 17 Hot aisle Sets the sensors in Enable the corresponding humidity and sensor 1, 2, 3 hot aisles to Enable. temperature sensor installed in the hot aisle. ----End Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 18: Setting Communications Parameters (Ip Settings)

    Connection mode is set to Client, a precision air conditioner can be connected only to the EMS with the corresponding IP address. If Connection mode is set to Server+client, Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 19 Step 1 On the home screen, choose Settings > Comm Settings > Modbus Settings. Figure 3-6 displayed. Step 2 Set parameters for Modbus TCP by following instructions in Table 3-4. Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 20: Setting Communications Parameters (Snmp Settings)

    One precision air conditioner supports concurrent access of up to 10 EMSs through SNMP. Procedure Step 1 On the home screen, choose Settings > Comm Settings > SNMP Settings. Figure 3-7 displayed. Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 21 Figure 3-8 Setting read community Tap the text box after Write Community, as shown in Figure 3-9. Set Write Community as planned, tap , and then tap Submit. Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 22 A password must not be a string containing duplicate sections, such as 12a12a12a. Set SHA Password and Confirm Password, and tap , as shown in Figure 3-11. Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 23 Step 5 Tap the text box after SNMP Port, as shown in Figure 3-13. Set SNMP Port to the actual port number, tap , and then tap Submit. Figure 3-13 Setting SNMP port Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 24 If SNMP Version is set to SNMPv3, select an SNMPv3 user name, and then tap as shown in Figure 3-15. Figure 3-15 Setting SNMP trap parameters Tap Submit under SNMP Trap. ----End Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 25: Setting Teamwork Control Parameters

    Before using a USB flash drive, ensure that its data has been scanned by antivirus software and is secure. Figure 3-16 Exporting an MIB file successfully 3.2.7 Setting Teamwork Control Parameters Prerequisites Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 26 After the chilled water storage process is complete, the chiller controls the temperature of chilled water as instructed by the iCooling. If the system does not have this function, contact Huawei technical support. ...
  • Page 27 If the heat load varies greatly, it is recommended that you enable the iCooling mode. Network Networking mode for the Networked over CAN. Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 28  When the requirement control is Disable, the master device does not Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 29 The value range is 0–7200s. water temperature is within the range set in the A/C supply water temp diff parameter. Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 30 CW valve target opening. Up limit for Indicates the upper limit on Set the parameter to the CW valve the water valve opening after maximum opening at which Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 31 Figure 3-17. Table 3-6 describes the note for the screen. Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 32 Ground color: Red indicates that a critical alarm is generated, as shown in red, bright gray Bright gray indicates that the device is operating without any Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 33: Optional) Setting Alarm Parameters

    Configurations of temperature and humidity alarms and main board alarms for the air cooled devices comply with the following relationships:  Power underfreq alarm threshold < Power overfreq alarm threshold Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 34 Be careful when configuring alarms. Only professional maintenance personnel can change alarm settings. Procedure Step 1 Choose Settings > Alarm Settings > T/H Sensor on the home screen. Figure 3-18 displayed. Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 35: Commissioning Guide

    Admin or Engineer user. Ensure that the precision air conditioner is started before operation. Procedure Step 1 Choose Maint > Diagnostic Mode > Enter > Yes. Figure 3-20 is displayed. Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 36: Commissioning Air Conditioner Components

    If you need to manually turn on or off system components in diagnostic mode, log in as the Admin or Engineer user. Ensure that the precision air conditioner is started before operation. Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 37 Step 2 Tap On for Electric heater, as shown in Figure 3-21. Figure 3-21 Starting up the electric heater After the electric heater is started, the Off following the Electric heater turns into On. ----End Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 38: Maintenance Guide

     The temperature and humidity curves show the current average temperature and humidity of the control type. Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 39: Querying Alarms

    Click each alarm to open the Details page, which contains Alarm Name, Severity, Location, Cause ID, SN, Possible Causes, and Procedure for the alarm, as shown in Figure 4-3. Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 40 Figure 4-4 is displayed. Figure 4-4 Querying historical alarms Historical alarms are displayed in chronological order. The latest cleared alarm is displayed in the uppermost row. ----End Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 41: Querying Logs

    ----End 4.1.4 Querying Device Runtime Procedure Step 1 On the home screen, choose Maint > Performance Maint. Figure 4-6 is displayed. Figure 4-6 Performance maint screen ----End Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 42: Querying Component Status

    Running > Device Details > Compressor on the home screen to query the status of the compressor and solenoid valve, as shown in Figure 4-8. Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 43: Querying System Parameters

    When viewing system parameters through Device Details (using the compressor as an example), choose Running > Device Details > Compressor on the home screen to view the compressor parameters, as shown in Figure 4-10. Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 44: Querying Version Details

    When some T/H boards of the cold or hot aisles are disabled, T/H Board on the About > Version Info screen, or T/H Board on the About > E-label screen does not show the information of these T/H boards. ----End Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 45: Changing Parameters

    After alarms are deleted, the operation is recorded in logs. ----End 4.2.2 Deleting Logs Context  Logs can be deleted in a one-click manner.  To delete logs, log in as the Admin user. Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 46: Exporting Data

    Procedure Step 1 On the home screen, choose Maint > USB Operations > Export Act. Alarms to enter the Select Path screen, as shown in Figure 4-13. Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 47 Figure 4-15. Figure 4-14 Warning dialog box Figure 4-15 Processing info Step 3 After the data is successfully exported, Figure 4-16 is displayed. Tap OK. Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 48: Clearing The Runtime

    Procedure Step 1 On the home screen, choose Maint > Performance Maint. Figure 4-17 is displayed. Figure 4-17 Performance maint screen Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 49: Calibrating A Sensor

    Calibrating the screen by DIP switch: The display board works normally; the deviation between the touching point and the responding point is unfavorably big; or the screen does not respond when being tapped. Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 50 Flip toggle switch 1 for the LCD to ON, and others to the opposite position, and wait for 3 seconds before calibrating. Figure 1-2 shows the toggle switches for the screen. Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 51 After the DIP switch is calibrated, flip toggle switch 1 to ON, and others to the opposite position.  You need to manually operate the operation again from the first step to trigger the touchscreen calibration function after the calibration failure. ----End Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 52: Faq

    To set the preceding parameters, log in as the Admin, Engineer, or Operator user. Procedure Step 1 On the home screen, choose Settings > User Settings. Figure 5-1 is displayed. Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 53: How To Change A Password

    Step 2 Tap Password to enter the password changing screen, as shown in Figure 5-3. The password consists of six digits and not supports letters or special characters. Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 54: Restoring Factory Settings

    Context If you have forgotten the password or need to delete system information, you can restore factory settings using DIP switch S2 on the main control board. Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 55 Step 6 Disconnect the main power supply of the device. Step 7 Switch the first to fourth toggles of the S2 DIP switch on the main control board to OFF. Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 56: How To Troubleshoot The Fault When The System Is In Upgrade Mode

    In the upgrade mode, you can only query the system version information. In this case, perform the following steps: Upgrade mode is not supported in the following three circumstances:  The unit model is NetCol5000-A, and the monitoring version is V100R001C00B255.  The unit model is NetCol5000-A, and the monitoring version is V100R001C00B256. ...
  • Page 57: How To Fast Shut Down An Air Conditioner

    Context  This topic uses the Comp HP switch lock alarm as an example to describe how to manually clear alarms on the NetCol5000-A.  If you need to manually clear alarms, log in as the Admin or Engineer user.
  • Page 58: How To Enable A Humidity And Temperature Sensor

    5.9 How to View Teamwork Control Information Procedure Step 1 On the home screen, choose > . The teamwork control information is displayed, as shown in Figure 5-7. Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 59: Which Parameters Are Restored To Default Values After Default Settings Are Operated

    After default settings are restored, all communication addresses are changed to 1 and the communication between all devices and the EMS is disconnected. The communication addresses must be reset to recover the communication. Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 60: How To Change The Ssh Access Password

    Step 2 Specify User name and Password. The preset user name and password are enspire and Changeme respectively, as shown in Figure 5-8. Figure 5-8 Entering the user name and password The new password should meet the following requirements: Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 61 Step 4 Enter passwd (the password change command) to change the password. In the displayed window, enter a new password and confirm it, as shown in Figure 5-10. Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 62: Rectifying Faults Of The E-Label Identification Board

    If the information shown in Figure 5-11 is displayed on the controller LCD, the precision air conditioner can run properly. To remove this tip, perform Step Figure 5-11 Message 1 Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 63: How To Import A Certificate And Key

    If yes, continue with Step Step 4 Check whether cables are properly connected.  If yes, contact Huawei technical support to replace the E-label identification board.  If no, reconnect or replace cables and perform Step Step 5 Reconnect the main power supply of the precision air conditioner.
  • Page 64: Powering Off And Maintaining A Precision Air Conditioner In Icooling Linkage Mode

    This section uses maintaining air conditioner No. 3 under a micro module that has five air conditioners as an example to describe the operation procedure.  Step 3 Step 5 are optional for NetCol5000C-030 air conditioners. Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 65 The master unit inside a micro module reports the iCooling linkage A/C abnormal alarm, which triggers theL0/L1 linkage abnormal alarm in the EMS.  The master units inside other micro modules report the iCooling linkage condition not met alarm. ----End Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 66: A Parameter Description

    Parameter Description Table A-1 describes the ACC parameters.  In this chapter, NetCol5000-A020 indicates the NetCol5000-A with a cooling capacity of 20 kW, NetCol5000-A025 with 25 kW, NetCol5000-A035 with 35 kW, and NetCol5000-A035(025) with 25 kW and 35 kW. ...
  • Page 67 Settings > alarm. Alarm  Allow: Alarms are reported Settings to the EMS. The LCD displays active alarms and the system implements Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 68  No.1 system first: When cooling is required, system 1 starts first. After the cooling requirement Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 69 Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 70 –2.0° C Anti-cond temp When the supply air diff temperature is less than the sum of the dew-point temperature and Anti-cond temp diff, the anti-condensation protection Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 71 T/H control type is set to Supply-air. The precision air conditioner performs the humidification or dehumidification based on the Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 72 T/H control type is set to Hot-aisle. The precision air conditioner performs the humidification or dehumidification based on the value. Temp sampling Indicates the parameter related Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 73 Indicates the parameter related  NetCol8000-C: to required humidity 5.0% RH calculation. You are not  NetCol5000-A035 recommended to change the (025), value. NetCol5000-A020, NetCol5000-C: 10.0% RH Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 74 You are not recommended to change the value. Humid deadband Indicates the parameter related 0.0% RH to required humidity calculation. You are not Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 75 Oil return period Sets the period of the precision 180s air conditioner for running at oil return frequency.  Forced oil return Sets the period allowed for the NetCol5000-A020 Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 76 Sets the discharge pressure for 1.80 MPa freq fall limit compressor frequency rise limit. Discharge LP for Sets the discharge pressure for 1.60 MPa freq rise forcibly increasing the compressor frequency. Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 77 To avoid condensation, the frequency of the compressor should be forcibly decreased Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 78 Upp limit for speed 5 shield: 3870 RPM Startup LP When the system is started, the 180s shielding time system pressure is relatively low. The precision air Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 79 You are not recommended to change the value. Supply water Disable temp sensor Return water Disable temp sensor Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 80 Protection adjust step when the indoor fan is under the protection mode such as anti-condensation speed rise.  Min ret/sup air Indicates the parameter related NetCol5000-A020 Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 81 Cool anti-cond speed fall lim temp diff during the cooling, indoor fan speed fall is limited. Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 82 Water supply time humidifier: 36s is calculated as follows: Water L-shaped supply time = Water supply humidifier: 54s time x Water supply rate.  NetCol8000-C: S-shaped humidifier: 36s L-shaped Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 83 Home Language Sets the interface language to Consistent with the Screen > Settings Chinese or English. current interface Settings > language Quick Settings Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 84 1° C. temp adj value, cold-aisle temp adj value, cold-aisle humid adj value, hot-aisle temp adj value, hot-aisle humid Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 85 Menu Parameter Description Default Value adj value, liquid pipe temp adj value, comp discharge temp adj value, comp discharge pres adj value, comp suction pres adj value Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 86: B Acronyms And Abbreviations

    B Acronyms and Abbreviations Acronyms and Abbreviations advanced cooling controller control area network liquid crystal display network management system SNMP Simple Network Management Protocol universal serial bus Issue 02 (2016-11-30) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

This manual is also suitable for:

Netcol8000-aNetcol5000-cNetcol8000-c

Table of Contents