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Summary of Contents for AERMEC NGW
- Page 1 2 5 / 0 3 - 5 8 0 5 8 5 1 _ 0 1 T r a n s l a t i o n o f O r i g i n a l i n s t r u c t i o n s User manual ELECTRONIC CONTROLLER w w w .
- Page 3 Dear Customer, Thank you for wanting to learn about a product Aermec. This product is the result of many years of experience and in-depth engineering research, and it is built using top quality materials and advanced technologies. The manual you are about to read is meant to present the product and help you select the unit that best meets the needs of your system.
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Page 5: Table Of Contents
25/03 5805851_01 TABLE OF CONTENTS Introduction ............................................. 6 User interface ..........................................7 Control panel .......................................... 7 Authentication levels ......................................8 Main masks ..........................................9 Main menu ..........................................10 Input/output menu ........................................11 Inputs/outputs POL688 board ..................................11 POL985 board Inputs/Outputs ..................................12 Inputs/outputs POL925 board ..................................13 EVD EVO board Inputs/Outputs ..................................13 Operating menus ........................................14... -
Page 6: Introduction
25/03 5805851_01 INTRODUCTION Adjusting the units NGW includes: — POL688 board, with control panel, is a controller for the entire functioning of the unit; — POL985 expansion (additional inputs and outputs); — POL925 expansion (additional digital inputs); — Evd EVO electronic valve drivers NOTICE For the complete list of inputs and outputs, please refer to paragraph "3 ... -
Page 7: User Interface
25/03 5805851_01 USER INTERFACE CONTROL PANEL The command panel of the unit allows the rapid setting of the working parameters of the machine, and their visualisation. The card stores all the default settings and any modifications. The user interface is represented by a semi-graphical display with six keys for navigation. The displays are organised via a menu hierarchy, which can be activated by pressing the navigation keys. -
Page 8: Authentication Levels
25/03 5805851_01 AUTHENTICATION LEVELS There are different levels of authentication that allow the user access to different menus. The levels are listed below and are ordered by increasing authentication level: — Standard user — Installer — Assistance — Manufacturer When a user logs in with a certain level of authentication, he/she will have access to the authenticated and lower levels, but not to the higher levels. -
Page 9: Main Masks
25/03 5805851_01 MAIN MASKS The main page, which is scrolled with the keys , provides the user with various information through the presence of readout parameters. 11:43 6. 2. 2024 1/24 Unit o Actual setpoint 7.0°C Regulation probe 28.2°C Plant pump Source pump Comp.1 circ.1: o —... -
Page 10: Main Menu
25/03 5805851_01 11:43 6. 2. 2024 21/24 Actual capacity SIW: SIWH: 4.8°C 19.5°C SUW: SUWH: 15.4°C 19.3°C TBP1: TBP2: 0.0bar 0.0bar TAP1: TAP2: 13.5bar 13.8bar 0.0% Electronic valve C1 — Compressor cooling capacity — Evaporator inlet water temperature probe — Condenser inlet water temperature probe —... -
Page 11: Input/Output Menu
25/03 5805851_01 INPUT/OUTPUT MENU In this menu you can get a summary of how the unit/machine is working. Inside are all the analogue and digital quantities that are read or generated by the control boards. 11:43 6. 2. 2024 Inputs/Outputs POL688 Inputs/Outputs POL985 Inputs/Outputs POL925 Inputs/Outputs EVD... -
Page 12: Pol985 Board Inputs/Outputs
25/03 5805851_01 Digital outputs Code Description Note CC1B Compressor 2 Circuit 1 NO Relay CC1C Compressor 3 Circuit 1 NO Relay CC2B Compressor 2 Circuit 1 NO Relay CC2C Compressor 3 Circuit 2 NO Relay POL985 BOARD INPUTS/OUTPUTS 11:43 6. 2. 2024 Analog Inputs Binary Inputs Analog Outputs... -
Page 13: Inputs/Outputs Pol925 Board
25/03 5805851_01 INPUTS/OUTPUTS POL925 BOARD Digital inputs - POL925 Digital inputs Code Description Note MTC1A Overload compressor 1 circuit 1 MTC1B Overload compressor 2 circuit 1 MTC1C Overload compressor 3 circuit 1 MTC2A Overload compressor 1 circuit 2 MTC2B Overload compressor 2 circuit 2 230Vac MTC2C Overload compressor 3 circuit 2... -
Page 14: Operating Menus
25/03 5805851_01 OPERATING MENUS ON/OFF MENU 11:43 6. 2. 2024 This menu allows you to change the status of the unit. If General On/O Off is selected, the whole system will be placed in stand-by mode, whereas if On is selected, the unit/machine will be switched on. - Page 15 25/03 5805851_01 Selecting the "Calendar" items takes you to the sub-menu, 11:43 6. 2. 2024 where you can set the calendar days to be considered as Sunday exceptions: Exception 12:00 6. 2. 2024 1/12 +Choice-1 Date (Start)date Any, Dec/8/Any End date Weekday Any, Su, Any +Choice-2...
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Page 16: Installer Menu
25/03 5805851_01 INSTALLER MENU — Multi-function input signal type: 0. 0-10V The password (0000) must be entered to access the install- 1. NTC er menu. 2. 4-20mA Please refer to paragraph "2.2 Authentication levels NOTICE page 8" for the correct procedure. 14:00 6. - Page 17 25/03 5805851_01 — Maximum outdoor temperature for hot setpoint com- 14:00 6. 2. 2024 15/16 pensation MULTI IN-Min heating setpoint — Maximum compensation of the hot setpoint allowed 45.0°C MULTI IN-Max heating setpoint 50.0°C 4.3.5 System side parameters page 14:00 6.
- Page 18 25/03 5805851_01 NOTICE 14:00 6. 2. 2024 If glycol water management is enabled, the Antifreeze di erential 1.0 K threshold will not be modifiable and will be Pump on Frost protection type with heater calculated automatically by the system. — Anti-freeze resistance intervention threshold NOTICE If glycol water management is enabled, the threshold will not be modifiable and will be...
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Page 19: Language Selection Page
25/03 5805851_01 4.3.8 BMS communication parameters page 14:00 6. 2. 2024 11:43 6. 2. 2024 Working hours Comp. 1 circ. 1 BMS unit of measurement S.I. Comp. 2 circ. 1 Restart required ! Comp. 3 circ. 1 BMS port address BMS port baudrate 19200 BMS port stop bits... -
Page 20: Date/Time Settings Menu
25/03 5805851_01 14:00 6. 2. 2024 14:00 6. 2. 2024 Climatix IC Alarming BACnet NoActPort Process bus ------------------------------ Language selection English OPC-UA Disabled — Alarm Menu — Climatix settings menu (not available) — User interface menu (HMI) — Bacnet configuration menu —... -
Page 21: User Interface Menu
25/03 5805851_01 4.4.5 User interface menu 14:00 6. 2. 2024 Temperature (ext.) 0°C Language selection English Imperial unit sys. Passive Reset time Disable reset Passive Message durat. inb. Contrast: inbuilt — External temperature probe (not connected) — Display language selection —... -
Page 22: Alarm
25/03 5805851_01 ALARM Pressing the “Alarm” key accesses the alarms menu; if alarms are present, the most recent is displayed. Each alarm is uniquely identified by a code, which can also be found in the alarm summary table on the following pages. Alarm list detail AL75 - Electronic valve circuit 2 Priority... -
Page 23: Severe Gas Leakage Alarm Reset (Red Light)
25/03 5805851_01 √ Execute SEVERE GAS LEAKAGE ALARM RESET (RED LIGHT) To reset severe alarms (with red light), it is necessary to enter the Assistance menu. WARNING The alarm reset procedure is reserved only for authorised technical personnel. If an alarm occurs, it is necessary to contact the AUTHORISED TECHNICAL SUPPORT SERVICE. -
Page 24: List Of Alarms
25/03 5805851_01 LIST OF ALARMS There are three types of alarm resets: — Auto: automatic, when the event causing the alarm stops, also the alarm disappears. — Manual: manual, to restart normal operation manual acknowledgement is necessary. — Semi-Auto: semi-automatic, the alarm is automatic, but if it is triggered more than “n” times in an hour then it becomes manual. - Page 25 25/03 5805851_01 • Code Description Alarm light Reset N.int. Manual on the AL32 Circuit 2 liquid probe broken or not connected Green • control panel High pressure sensor circuit 2 faulty or not Manual on the AL33 Green • connected control panel Low pressure sensor circuit 2 faulty or not Manual on the...
- Page 26 25/03 5805851_01 • Code Description Alarm light Reset N.int. Manual on the AL80 Overload compressor 1 circuit 1 Green • control panel Manual on the AL81 Overload compressor 2 circuit 1 Green • control panel Manual on the AL82 Overload compressor 3 circuit 1 Green •...
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Page 27: Accessory Si485
25/03 5805851_01 ACCESSORY SI485 The board SI485 is an accessory that allows the direct interfacing of an RS485 network and is mounted to the left of the unit board (POL688). The card provides the optical isolation of the controller in relation to the RS485 serial network. The maximum achievable baud rate is 19200 baud (settable via software). -
Page 28: Technical Features
REFERENCE GUIDE FOR MODAER PROTOCOL The Modaer communication protocol is the communication standard made available by Aermec for the connection be- tween chillers and centralised supervision or control systems (see the Aermec products guide to see on which machine this protocol is available). -
Page 29: Data Configuration
25/03 5805851_01 DATA CONFIGURATION Each 8 bit word (1 byte) in the message is comprised of two coded hex characters with 4 bits each (0-9, A-F). MESSAGE FORMAT The fields that comprise the message are shown in Table 1. The message begins with a dead interval of at least 3.5 characters long (indicated in Table 1 as a dead period). The duration of this interval depends on the baud rate. - Page 32 SCARICA L’ULTIMA VERSIONE: DOWNLOAD THE LATEST VERSION: TÉLÉCHARGER LA DERNIÈRE VERSION: http://www.aermec.com/qrcode.asp?q=21762 http://www.aermec.com/qrcode.asp?q=21763 http://www.aermec.com/qrcode.asp?q=21764 A e r m e c S . p . A . V i a R o m a , 9 9 6 - 3 7 0 4 0 B e v i l a c q u a ( V R ) - I t a l i a T e l .
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