Azbil ACTIVAL+ AB-7497-U Instruction Manual
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Azbil ACTIVAL+ AB-7497-U Instruction Manual

Azbil ACTIVAL+ AB-7497-U Instruction Manual

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AB-7497-U
Standalone Model
Instruction Manual

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Summary of Contents for Azbil ACTIVAL+ AB-7497-U

  • Page 1 AB-7497-U Standalone Model Instruction Manual...
  • Page 2 In no event is Azbil Corporation liable to anyone for any direct, special or consequential damages. The information and specifications in this document are subject to change without notice.

  • Page 3: Safety Precautions

    If you have any questions on system design, application design, use or intended use, contact a relevant person at Azbil Corporation. Azbil Corporation bears no responsibility for any benefit, or lack of benefit, derived from the operation by the customer. Do not use this product in applications where it might put people in physical danger.
  • Page 4 Safety Precautions AB-7497-U ACTIVAL + Standalone Model Instruction Manual  WARNING When handling or transporting any heavy product (more than 39.7 lb (18 kg)), carefully move  the product with a handtruck or the like, or with 2 or more people. Careless lifting or accidental dropping of the product may result in injury or product damage.
  • Page 5 Doing so may result in burns, because the product reaches a high temperature.  IMPORTANT  In case an Azbil Corporation product fails, you are required to provide your Equipment with safety design such as fool-proof design*1, and fail-safe design*2 (anti-flame propagation design, etc.), whereby preventing any occurrence of physical injuries, fires, significant damage,...

  • Page 6: Introduction

    Introduction AB-7497-U ACTIVAL + Standalone Model Instruction Manual Introduction This manual describes the operation and adjustment of the ACTIVAL + Standalone Model.  Related documents AB-7497-U ACTIVAL + Valve Standalone Model Instruction Manual (this manual) For the installation work, the following manuals are required. AB-7487-U ACTIVAL + Standalone Model Motorized Two-Way Valve with Flanged-End Connection (ANSI Class125 / A126 class B) AB-7488-U ACTIVAL + Standalone Model Motorized Two-Way Valve with Flanged-End Connection...

  • Page 7: Table Of Contents

    Contents AB-7497-U ACTIVAL + Standalone Model Instruction Manual Contents Safety Precautions ......................3 Introduction ........................6  Related documents ........................6  Notations ............................6 Chapter 1 General ......................9 1. Major Functions and Characteristics ................... 10 Major functions ........................10 Features ..........................
  • Page 8 Contents AB-7497-U ACTIVAL + Standalone Model Instruction Manual Chapter 3 RS-485 Communication Function ............... 45 1. MODBUS Communication Function .................... 46 General information on communications ................46 Configuration of message ....................47 Description of commands ....................50 Data address definition ....................... 52 Numerical value expression ....................

  • Page 9: Chapter 1 General

    Chapter 1 General AB-7497-U ACTIVAL + Standalone Model Instruction Manual Chapter 1 General...

  • Page 10: Major Functions And Characteristics

    Chapter 1 General AB-7497-U ACTIVAL + Standalone Model Instruction Manual 1. Major Functions and Characteristics Major functions The ACTIVAL + Standalone Model is a control valve that can control chilled or hot water flow using analog signal (4 to 20 mA DC or 2 to 10 V DC). The product can measure and calculate fluid temperature, flow or energy and output totalized flow or totalized energy as a pulse.

  • Page 11: Target Devices (Model No. Configuration)

    Chapter 1 General AB-7497-U ACTIVAL + Standalone Model Instruction Manual 2. Target Devices (Model No. Configuration) The devices covered by this instruction manual are shown below.   Description Model No.  ACTIVAL + Standalone Model FVY51_FJ00_ _ FVY51_JJ00_ _ Display Panel for ACTIVAL + Standalone Model QY5010S2000 ...

  • Page 12: Configuration Examples

    Chapter 1 General AB-7497-U ACTIVAL + Standalone Model Instruction Manual 3. Configuration Examples Standalone connection Switch (Cooling/heating Pulse counter switch) Temperature controller, etc Pulse output signal Analog input signal Display Panel Temperature sensor Return pipe ACTIVAL + Standalone Model Temperature sensor Supply pipe...

  • Page 13: When A Plc Is Connected

    Chapter 1 General AB-7497-U ACTIVAL + Standalone Model Instruction Manual When a PLC is connected This product enables to communicate with the upper equipments such as PLC via RS-485 communication protocol using the programs you have created. RS-485 MODBUS (up to 31 units), 4800 bps, max 500 m Other slave station ACTIVAL + Standalone Model...

  • Page 14: Parts Identification And Functions

    Chapter 1 General AB-7497-U ACTIVAL + Standalone Model Instruction Manual 4. Parts Identification and Functions Control valve (FVY51_ _J00_ _) 1) Valve details Top cover Top cover Terminal cover Actuator Knockout hole Terminal cover Pointer Yoke Joint Bonnet O-ring Gland packing Stem Spring Valve body...
  • Page 15 Chapter 1 General AB-7497-U ACTIVAL + Standalone Model Instruction Manual 2) Actuator details (Connectors, ports, terminals, and LED) Reset switch Connector for Pt100 input Row T1: Supply water temperature Connector for Connector for Row T2: Return water temperature RS-485 communication Display Panel Operating status LED (red) Port for...
  • Page 16 Chapter 1 General AB-7497-U ACTIVAL + Standalone Model Instruction Manual 3) LED display indicating operating status The operating status is indicated by LED lighting status as follows. Operating status LED indication Normal Repetition of 1-second ON  1-second OFF. Major alarm Continuous ON Minor alarm Repeatition of...

  • Page 17: Display Panel (Qy5010S2000)

    Chapter 1 General AB-7497-U ACTIVAL + Standalone Model Instruction Manual Display Panel (QY5010S2000) 1) Screens Analog values such as pressure, flow and temperature are displayed in the display operation areas. Various parameters can be set using the buttons. The details of any errors can be checked. This section describes the screen display.
  • Page 18 Chapter 1 General AB-7497-U ACTIVAL + Standalone Model Instruction Manual Setting button Function [] Arrow button Not used in the analog values display screen. [] Down button Press this button to switch to the error display screen when the error indicator [E] flashes.
  • Page 19 Chapter 1 General AB-7497-U ACTIVAL + Standalone Model Instruction Manual Operation button Function [] Arrow button Press this button to select the digit of the parameter number and of the setpoint. The selected digit flashes. [] Down button Press this button to change the selected digit. [] Up button Press this button to change the selected digit.
  • Page 20 Chapter 1 General AB-7497-U ACTIVAL + Standalone Model Instruction Manual 2) Screen changes  Screen transition operation Screen change Key operation Remarks Analog values display Press the Down button or Transferred only when “E” is displayed  screen=> the Up button. on the analog values display screen.

  • Page 21: Chapter 2 Adjustment/Engineering

    Chapter 2 Adjustment/Engineering AB-7497-U ACTIVAL + Standalone Model Instruction Manual Chapter 2 Adjustment/Engineering...

  • Page 22: Startup Flowchart

    Chapter 2 Adjustment/Engineering AB-7497-U ACTIVAL + Standalone Model Instruction Manual 1. Startup Flowchart Start up the product using the following procedures. Use the Display Panel (QY5010S2000) for “Parameter setting/adjustment” and “Operation check”. Confirm wiring Power ON Power on parameter setting/adjustment =>...

  • Page 23: Parameter Setting/Adjustment Items

    Chapter 2 Adjustment/Engineering AB-7497-U ACTIVAL + Standalone Model Instruction Manual 2. Parameter Setting/Adjustment Items Parameter setting method Parameter No. Setting To display the parameter setting display screen, press the Enter button for a long time on the analog values display screen. To select the Parameter number on the parameter setting display screen, press the Up or Down button.

  • Page 24: Basic Settings

    Chapter 2 Adjustment/Engineering AB-7497-U ACTIVAL + Standalone Model Instruction Manual Basic settings You must set the following parameters for control valves (FVY513/514). 1) Setting maximum flow Set the design flow of the AHU as the maximum flow value. Obtain the design flow of the AHU from the Equipment Table for the air conditioning facilities.
  • Page 25 Chapter 2 Adjustment/Engineering AB-7497-U ACTIVAL + Standalone Model Instruction Manual  IMPORTANT  The flow decimal point position is the value defined for maximum flow. For example, if you set the maximum flow to “2642”, and decimal point position to “1”, the actual maximum set flow will be “264.2”.
  • Page 26 Chapter 2 Adjustment/Engineering AB-7497-U ACTIVAL + Standalone Model Instruction Manual 3) Cooling/heating switch setting First set the input source of Parameter 39, “Cooling/heating switch input selection”. When the input source of the cooling/heating switch is set to “1.RS-485 and QY5010S” or “2.QY5010S”, set Parameter 12, “Cooling/heating switch”.
  • Page 27 Chapter 2 Adjustment/Engineering AB-7497-U ACTIVAL + Standalone Model Instruction Manual 4) Temperature sensor installation location setting FVY513/514 can measure the supply water temperature and the return water temperature before and after the valve. Temperature can be measured by combining the built-in temperature sensor and the external temperature sensor (two points).
  • Page 28 Chapter 2 Adjustment/Engineering AB-7497-U ACTIVAL + Standalone Model Instruction Manual 5) Totalized energy/totalized flow FVY513/514 can calculate instantaneous energy and totalized energy from the measurement result of supply water temperature and return water temperature before and after the valve and measured flow.
  • Page 29 Chapter 2 Adjustment/Engineering AB-7497-U ACTIVAL + Standalone Model Instruction Manual (2/2) Parameter Item Unit Default Setting Pulse rate Select the output type (energy or flow) and pulse rate of － setting the totalized value output signal issued from the pulse output terminal of FVY513/514.
  • Page 30 Chapter 2 Adjustment/Engineering AB-7497-U ACTIVAL + Standalone Model Instruction Manual Energy conversion coefficient  The energy conversion coefficient is a coefficient for calculating energy using the temperature difference and flow, and is determined by temperature, specific heat and specific gravity (density.) Since the specific gravity varies according to whether the valve is installed before or after the coil during flow measurement, the energy conversion coefficient varies.

  • Page 31: Setting When Rs-485 Communication

    Chapter 2 Adjustment/Engineering AB-7497-U ACTIVAL + Standalone Model Instruction Manual Setting when RS-485 communication By using this product's RS-485 communication function (MODBUS), can communicate with the upper equipments such as PLC using the programs you have created. To connect to PLC, configure FVY513/514 as follows. =>...

  • Page 32: Operation Check Item

    Chapter 2 Adjustment/Engineering AB-7497-U ACTIVAL + Standalone Model Instruction Manual 3. Operation Check Item Operation Check Flowchart Confirm the output of each sensor of pressure (inlet/ outlet) and temperature (T1, T2) Tip! Reason for forcefully opening/ closing the valve by the Forcefully open/close the valve by the valve operation valve operation command: command (0%, 25%, 50%, 75%, and 100%)

  • Page 33: Trial Operation Check Item

    Chapter 2 Adjustment/Engineering AB-7497-U ACTIVAL + Standalone Model Instruction Manual 4. Trial Operation Check Item Confirming supply/return temperature Compare the analog values of FVY513/514 and the thermometer installed in the AHU. If there is a temperature difference, fine adjustment can be performed using Parameters 15 and 16. =>...

  • Page 34: Parameters/Error Codes

    Chapter 2 Adjustment/Engineering AB-7497-U ACTIVAL + Standalone Model Instruction Manual 5. Parameters/Error Codes Parameter list Note down the parameters value you have set. If a value not specified in the setting field is entered, the default value will be applied. (1/10) Parameter Item...
  • Page 35 Chapter 2 Adjustment/Engineering AB-7497-U ACTIVAL + Standalone Model Instruction Manual (2/10) Parameter Item Unit Default Setting Flow control differential Set the differential for the valve operation switch during flow control (stop <=> open direction, stop <=> close direction.) 0 to 100 Others: Invalid This parameter is used to stabilize flow control (valve open/close control.)
  • Page 36 Chapter 2 Adjustment/Engineering AB-7497-U ACTIVAL + Standalone Model Instruction Manual (3/10) Parameter Item Unit Default Settings Fail-safe action Set the valve operation if the control input signal is － abnormal. 0: Position retained 1: Fully close 2: Fully open 3: Flow retained Sensor installation position Set the installation location of the sensor.
  • Page 37 Chapter 2 Adjustment/Engineering AB-7497-U ACTIVAL + Standalone Model Instruction Manual (4/10) Parameter Item Unit Default Setting Cooling/ heating Set whether the product is operated in cooling mode － switch or heating mode. This parameter is set only when “1. RS-485 and QY5010S”...
  • Page 38 Chapter 2 Adjustment/Engineering AB-7497-U ACTIVAL + Standalone Model Instruction Manual (5/10) Parameter Item Unit Default Settings  F Return water temperature Set the offset value to fine-tune the return water zero adjustment temperature (T2). -12.7 to +12.7 Others: Invalid Energy unit setting Set the unit of energy.
  • Page 39 Chapter 2 Adjustment/Engineering AB-7497-U ACTIVAL + Standalone Model Instruction Manual (6/10) Parameter Item Unit Default Settings RS-485 data bit 0: 7 bits － 1: 8 bits RS-485 parity Set the RS-485 parity. － 0: Even parity 1: Odd parity 2: No parity RS-485 stop bit －...
  • Page 40 Chapter 2 Adjustment/Engineering AB-7497-U ACTIVAL + Standalone Model Instruction Manual (7/10) Parameter Item Unit Default Setting Pulse rate setting － Select the output type (energy or flow) and pulse rate of totalized value output signal and pulse rate. 0: Not output 1: 10 BTU/pulse 2: 100 BTU/pulse 3: 1 kBTU/pulse...
  • Page 41 Chapter 2 Adjustment/Engineering AB-7497-U ACTIVAL + Standalone Model Instruction Manual (8/10) Parameter Item Unit Default Settings Pseudo pulse output The command used to perform pulse output forcibly for － command a certain time to check if the wiring work has been done correctly between the upper devices as an on-site adjustment even if water is not actually flowing in the pipe.
  • Page 42 Chapter 2 Adjustment/Engineering AB-7497-U ACTIVAL + Standalone Model Instruction Manual (9/10) Parameter Item Unit Default Settings Totalized flow － － The totalized flow (cooling) is displayed. (cooling) display Display range 0 to 264172. If the value exceeds (upper 4 digits) 264172, an overflow occurs and it returns to 0.
  • Page 43 Chapter 2 Adjustment/Engineering AB-7497-U ACTIVAL + Standalone Model Instruction Manual (10/10) Parameter Item Unit Default Settings Parameter setting enable/ － Enable/disable parameter setting. disable All parameter settings disabled 11: Enable totalized flow related parameters only (Parameters 19, 20, 52, 53, 54, 55) 33: Enable totalized energy related parameters only (Parameters 17,18, 56, 57, 58, 59) 55: Enable pulse rate parameter only (Parameter 36)

  • Page 44: Error Code List

    Chapter 2 Adjustment/Engineering AB-7497-U ACTIVAL + Standalone Model Instruction Manual Error code list Error code Description Details Minor alarm 1 EEPROM or RAM error has occurred. Minor alarm 2 Analog error has occurred (including initial error status). RS-485 error RS-485 communication error Unmatched position Non-matching between valve setting position and actual valve position...

  • Page 45: Chapter 3 Rs-485 Communication Function

    Chapter 3 RS-485 Communication Function AB-7497-U ACTIVAL + Standalone Model Instruction Manual Chapter 3 RS-485 Communication Function...

  • Page 46: Modbus Communication Function

    Chapter 3 RS-485 Communication Function AB-7497-U ACTIVAL + Standalone Model Instruction Manual 1. MODBUS Communication Function General information on communications Using the RS-485 communication function of ACTIVAL +, you can communicate with host devices, such as the PLC, with the programs you have created. This section describes MODBUS communications.

  • Page 47: Configuration Of Message

    Chapter 3 RS-485 Communication Function AB-7497-U ACTIVAL + Standalone Model Instruction Manual 3) Communications protocol The communications protocol is shown below.  The host device (master station) sends command messages to an ACTIVAL + (slave station).  The slave station receives the command message and performs the read or write process in response to the message....
  • Page 48 Chapter 3 RS-485 Communication Function AB-7497-U ACTIVAL + Standalone Model Instruction Manual Device address  The product creates reply messages only when the device addresses of the received messages are the same as its address. The device address in the message is 1 byte. However, if the device address is “0”, even if the device address matches, no response occurs.
  • Page 49 Chapter 3 RS-485 Communication Function AB-7497-U ACTIVAL + Standalone Model Instruction Manual Determination of end of 1 frame  The end of the message (end of one frame) is determined when the time during which characters are not received exceeds the time specified for the transmission speed. If the next characters are not received by the time the following timeout time elapses, the end of one frame is determined.

  • Page 50: Description Of Commands

    Chapter 3 RS-485 Communication Function AB-7497-U ACTIVAL + Standalone Model Instruction Manual Description of commands 1) Multiple data read command (03H) The data of the continuous data address is read in hexadecimal numbers. Command message  Specify the head data address and the number of data. The configuration of the application layer of the command message is shown below.
  • Page 51 Chapter 3 RS-485 Communication Function AB-7497-U ACTIVAL + Standalone Model Instruction Manual 2) Multiple data write command (10H) The continuous data address is written in hexadecimal numbers. Command message  Specify the head data address, number of data and one or more data. The application layer of the command message is shown below.

  • Page 52: Data Address Definition

    Chapter 3 RS-485 Communication Function AB-7497-U ACTIVAL + Standalone Model Instruction Manual Data address definition 1) Data address RAMEEPROM area The data address is classified as shown below. Data address decimal Name Remarks 4096, 4097, 4105, and RAM access data address The RAM area data is accessed both for 4114 to 4169 read/write.

  • Page 53: Transmission/Reception Timing

    Chapter 3 RS-485 Communication Function AB-7497-U ACTIVAL + Standalone Model Instruction Manual Transmission/reception timing 1) Command message, reply message timing specifications For command message transmission timing of the master station and the reply message transmission timing of the slave station, the following two points must be considered. ...
  • Page 54 Chapter 3 RS-485 Communication Function AB-7497-U ACTIVAL + Standalone Model Instruction Manual 2) RS-485 driver control timing specifications When the RS-485 3-wire transmission/reception is directly controlled at the master station, the following timings must be considered.   Master Driver control (Enable) ...

  • Page 55: Communications Data List

    Chapter 3 RS-485 Communication Function AB-7497-U ACTIVAL + Standalone Model Instruction Manual 2. Communications Data List (1/4) Decimal Item address Word length Unit Data range Remarks information Read Write (decimal) Control setting value 4096 0.00 to 100.00 Actual valve position 4097 ―...
  • Page 56 Chapter 3 RS-485 Communication Function AB-7497-U ACTIVAL + Standalone Model Instruction Manual (2/4) Decimal Item address Word length Unit Data range Remarks information Read Write (decimal) Total operating time 4130 Minute 0 to 9999999 ― within range 4 [Upper] Total operating time 4131 ―...
  • Page 57 Chapter 3 RS-485 Communication Function AB-7497-U ACTIVAL + Standalone Model Instruction Manual (3/4) Decimal Item address Word length Unit Data range Remarks information Read Write (decimal) Product model No. 4143 ― ― ― ― (15th, 16th character) H/W version (0, HWver) 4144 ―...
  • Page 58 Chapter 3 RS-485 Communication Function AB-7497-U ACTIVAL + Standalone Model Instruction Manual (4/4) Decimal point Item address Word length Unit Data range Remarks information Read Write (Decimal) Totalized flow 4164 ― The displayed unit and decimal point gal, kgal 0 to 3 0 to 264172 (heating) [Upper] position are set using Parameter 19,...

  • Page 59: Chapter 4

    Chapter 4 Troubleshooting AB-7497-U ACTIVAL + Standalone Model Instruction Manual Chapter 4 Troubleshooting...

  • Page 60: Troubleshooting

    Chapter 4 Troubleshooting AB-7497-U ACTIVAL + Standalone Model Instruction Manual 1. Troubleshooting (1/5) Symptom Check item Probable cause Action Actuator not Power supply line is connected Incorrect connection Reconnect correctly. operating normally. correctly. Supply the voltage that complies with the Correct power voltage is being Power supply voltage is specifications.
  • Page 61 Chapter 4 Troubleshooting AB-7497-U ACTIVAL + Standalone Model Instruction Manual (2/5) Symptom Check if… Probable cause Action Leakage from the The flange bolt is loose Loose flange bolt Tighten the flange bolt. flange The flange gasket has Degradation of gasket Replace the flange gasket.
  • Page 62 Chapter 4 Troubleshooting AB-7497-U ACTIVAL + Standalone Model Instruction Manual (3/5) Symptom Check item Probable cause Action The measured pressure Minor alarm 2 has occurred The valve sensor line Confirm the connector connection of the (Error code 4). is broken. valve sensor ( Abnormal.
  • Page 63 Chapter 4 Troubleshooting AB-7497-U ACTIVAL + Standalone Model Instruction Manual (4/5) Symptom Check item Probable cause Action The measured energy is The measured temperature is See the item “The measured temperature ― abnormal. abnormal. is abnormal”. The measured pressure is See the item “The measured pressure is ―...
  • Page 64 Chapter 4 Troubleshooting AB-7497-U ACTIVAL + Standalone Model Instruction Manual (5/5) Symptom Check item Probable cause Action Communication with host The communications Setting error of the Set the communication parameters devices such as PLC parameter settings communication parameter correctly at the host device. (RS-485 (communication speed, at the host device.
  • Page 65 Chapter 4 Troubleshooting AB-7497-U ACTIVAL + Standalone Model Instruction Manual This blank page is added for layout purposes.
  • Page 66 Rev. 0.0 Mar. 2018 AB-7497-U...

This manual is also suitable for:

Actival+ ab-7487-uActival+ ab-7488-uActival+ ab-7496-u

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