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Aplisens WW-30 User Manual

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Firmware: v.5.18 or higher
•
Input type: 0/4-20 mA, 0/1-5V, 0/2-10V
•
Low-cost, no keyboard
•
Read the user's manual carefully before starting to use the unit or software.
Producer reserves the right to implement changes without prior notice.
2012.08.24
User manual
METER
WW-30
WW-30_INSHAEN_v.2.05.000

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Summary of Contents for Aplisens WW-30

  • Page 1 User manual METER WW-30 Firmware: v.5.18 or higher • Input type: 0/4-20 mA, 0/1-5V, 0/2-10V • Low-cost, no keyboard • Read the user's manual carefully before starting to use the unit or software. Producer reserves the right to implement changes without prior notice.

  • Page 2: Table Of Contents

    User manual for - METER WW-30 CONTENTS 1. BASIC REQUIREMENTS AND USER SAFETY..................3 2. GENERAL CHARACTERISTICS........................4 3. TECHNICAL DATA............................4 4. DEVICE INSTALLATION..........................6 4.1. UNPACKING............................6 4.2. ASSEMBLY............................6 4.3. CONNECTION METHOD........................8 4.4. MAINTENANCE..........................12 5. DESCRIPTION OF IR REMOTE CONTROLLER AND CONTROL SOFTWARE PUSH-BUTTONS..12...

  • Page 3: Basic Requirements And User Safety

    User manual for - METER WW-30 Explanation of symbols used in the manual: - This symbol denotes especially important guidelines concerning the installation and operation of the device. Not complying with the guidelines denoted by this symbol may cause an accident, damage or equipment destruction.

  • Page 4: General Characteristics

    The selection of active input is realised by software, and selected input can be changed at any time. Additionally the WW-30 allows user to select a conversion characteristic of several kinds: linear, square, square root, and user defined (max.20 points length). Result is showed on 4-digit LED display.
  • Page 5 User manual for - METER WW-30 Voltage input 0÷5 V, 1÷5 V, 0÷10 V, 2÷10 V Voltage measurement accuracy ± 0,1% @ 25°C; ± one digit (for 0÷10 V range) Voltage input resistance ~ 100 kΩ Temperature stability 50 ppm / °C Display range -999 ÷...

  • Page 6: Device Installation

    User manual for - METER WW-30 4. DEVICE INSTALLATION The unit has been designed and manufactured in a way assuring a high level of user safety and resistance to interference occurring in a typical industrial environment. In order to take full advantage of these characteristics installation of the unit must be conducted correctly and according to the local regulations.
  • Page 7 User manual for - METER WW-30 66,5 mm 8 mm 8 mm 8 mm 8 mm max. 5 mm 1 mm 1 mm 68 mm max. 5 mm Figure 4.1. Mounting hole dimensions: a) recommended b) allowable...

  • Page 8: Connection Method

    User manual for - METER WW-30 92 mm 5 mm 12 mm 10 mm Figure 4.2. Installing of brackets, and dimensions of connectors. 91 mm Figure 4.3. Minimum distances when assembly of a number of units 4.3. CONNECTION METHOD Caution - Installation should be conducted by qualified personnel .
  • Page 9 User manual for - METER WW-30 - Wiring must meet appropriate standards and local regulations and laws. - In order to secure against accidental short circuit the connection cables must be terminated with appropriate insulated cable tips. - Tighten the clamping screws. The recommended tightening torque is 0.5 Nm.
  • Page 10 User manual for - METER WW-30 Connections of power supply voltage and measurement signals are executed using the screw connections on the back of the unit’s housing. 6-7 mm Figure 4.4. Method of cable insulation replacing and cable terminals 0/1 - 5V...
  • Page 11 User manual for - METER WW-30 24V DC 6 7 8 9 10 Figure 4.7. Connection of 2-wire current converters 24V DC 6 7 8 9 10 Figure 4.8. Connection of 3-wire current converters 24V DC 6 7 8 9 10...

  • Page 12: Maintenance

    User manual for - METER WW-30 4.4. MAINTENANCE The unit does not have any internal replaceable or adjustable components available to the user. Pay attention to the ambient temperature in the room where the unit is operating. Excessively high temperatures cause faster ageing of the internal components and shorten the fault-free time of unit operation.

  • Page 13: Principle Of Operation

    User manual for - METER WW-30 Symbol used in the manual: [^] [v] Functions : • Change of the present menu, • Modification of the parameter value, • Change of the display mode. 6. PRINCIPLE OF OPERATION After turning the power supply on, device ID and software version are showed on the display, next the controller goes to the measurement mode.

  • Page 14: Detection Of The Peak Values

    Configuration of the device (via menu or RS 485 interface) do not stops measures. 6.2. DETECTION OF THE PEAK VALUES The WW-30 controller is equipped with peaks detection function. It can detect a peaks of the input signal and display their values. Presets connected with this function are placed in ”HOLd”...

  • Page 15: Programming Menu

    User manual for - METER WW-30 7.1. PROGRAMMING MENU To enter main menu (being in the measurement mode) operator must to press and hold at least 2 sec. [ESC/MENU] button. If the user password is defined (see parameter “Scod“), operator have to enter correct one before proceeding to menu options .

  • Page 16: Numeric Parameters (Slide Change Mode)

    User manual for - METER WW-30 7.2.2. Numeric parameters (slide change mode) In “slide change” mode („ Edit ”=” Slid ”), buttons [^] and [v] has different functions. To increase edited value press (or press and hold) [^] button only, the increasing became quickest as long as button [^] is pressed.

  • Page 17: Menu Description

    User manual for - METER WW-30 7.3. MENU DESCRIPTION “- - - -” - password checking. If some password different from „0000” is set, then every enter to main menu follows the entering of password. If entered password is correct then first menu position will be displayed else warning ”Err”, and unit returns to measurement mode.
  • Page 18 User manual for - METER WW-30 These parameters describe the values displayed for minimum and maximum input “Lo C” current. For example, if input type is set to 4-20 mA “Lo C” parameter defines the “Hi C” value displayed when input current is equal 4 mA, and “Hi C” parameter defines the value displayed for 20 mA of input current.
  • Page 19 User manual for - METER WW-30 The unit value of “t Sn” parameter is 100-fold less than the unit value of • other parameters defining cylindrical tank, i.e. if we set value 10.00 in “t Sh” parameter and set value 08.00 in "t Sn" parameter this mean that value of “...
  • Page 20 User manual for - METER WW-30 t h3 t Sh t h2 h~I[mA] t Sn t h1 Figure 7.1 Parameters of cylindrical tank in vertical position. t h1 t h2 t h3 t Sh h~I[mA] t Sn Figure 7.2 Parameters of cylindrical tank in horizontal position.
  • Page 21 User manual for - METER WW-30 If user defined characteristic is selected (parameter “CHAr” = ”USEr”) the parameters „ Lo C ” and „ Hi C ” are not available for modification, due to their values are calculated from defined characteristic.

  • Page 22: Bri" Parameter

    User manual for - METER WW-30 ”Lo r” = 75,0% (3 mA) ”Hi r” = 5,0 % (1 mA) nominal measurement range (4-20mA) [mA] permissible measurement range measurement result is displayed display display regardless on nominal range exceeding message ”-Lo-”...

  • Page 23: Hold" Menu

    User manual for - METER WW-30 7.3.3. ”HOLd” menu This menu contains parameters connected with peak detection function. See also full description of the peak detection function in paragraph: DETECTION OF THE PEAK VALUES “modE” - the type of detected changes of the input signal, can be set to values: “PEA”...

  • Page 24: Edit" Parameter

    User manual for - METER WW-30 ”mbAc” - this parameter sets the access to the configuration registers of the device. Possible values: ”on” - configuration registers can be set via RS-485 interface, ”oFF” - configuration registers can not be set via RS-485 interface.

  • Page 25: Menu Structure

    User manual for - METER WW-30 7.4. MENU STRUCTURE Measurement mode Press and hold at least 2 seconds MENU MENU 4-digit user password entering (if it is different from „0000”) 0 _ _ _ ENTER ENTER ENTER Parameter MENU inPt...

  • Page 26: Over-Current Protection

    User manual for - METER WW-30 8. OVER-CURRENT PROTECTION The current input of the device is equipped with over-current protection circuit. This circuit protects the standard resistor against damage. Maximum input current is set to about 50 mA. When temperature of the standard resistor falls, the protection circuit will turn on automatically, and the device will measure the input current again.

  • Page 27: Linear Characteristic

    User manual for - METER WW-30 9.1.1. Linear characteristic The normalized result is converted by fixed coefficients determined by “Lo C” and “Hi C” parameters (when the normalized results is equal 0, then value “Lo C” is displayed, and when the normalized results is equal 1, then value “Hi C”...

  • Page 28: Square Root Characteristic

    User manual for - METER WW-30 9.1.3. Square root characteristic The normalized result is rooted and further conversion is done as for linear characteristic. Conversion is made accordingly with the expression:  × "Hi C" −"Lo C"   "Lo C" , where W means the displayed value.

  • Page 29: Volume Characteristics Of A Cylindrical Tank

    User manual for - METER WW-30 Normalized measurement I (for 0-20 mA range) 0,35 5-elements characteristic X (PH) = „70.0.” Y (PH) X = „35.0.” Y (PL) X (PL) = „50.0.” X = „20.0.” Prąd wejściowy [mA] X = „90.0.”...

  • Page 30: Examples Of Calculations

    User manual for - METER WW-30 ∫ ⋅dh Possible combination of tank shape for calculation the volume: cylindrical tank in vertical position cylindrical tank in horizontal position parameter t h2=0 t h3=0 t h2=0 t h1=0 t h1=0 t h1=0...
  • Page 31 User manual for - METER WW-30 respectively. The calculations will be done for three different input currents from example 2. a) I =10 mA and I = 0,375 Accordingly to expression on page 27 for linear characteristic: 0,375 × [1200 -(- 300)] ≅ 562 and next, the “Lo C” value is added to the result , so the displayed value: W ≅...
  • Page 32 User manual for - METER WW-30 Let the input mode = 4-20 mA, and the user selected the 10 segment characteristic. To do this it is necessary to enter X and Y coordinates of 11 points (see Menu ”inPt”). The calculations will be done for three different input currents from example 2, so in calculations some of the segments will be used only.
  • Page 33 User manual for - METER WW-30 „t h1”=00,00 „ t h2 ”=10,00 „t h3”=00,00 „ t d ”=04,00 Input current [mA] Figure 9.6 The volume characteristic of tank depending on input current in 4÷20mA range. Example 8: Volume characteristics of a cylindrical tank in the horizontal position We assume that the user has tank for wheat in the shape of the cylinder located in horizontal position.

  • Page 34: The Modbus Protocol Handling

    User manual for - METER WW-30 I [mA] Figure 9.7 The volume characteristic of tank depending on input current in 4÷20mA range. 10. THE MODBUS PRO TOCOL HANDLING Transmission parameters: 1 start bit, 8 data bits, 1 or 2 stop bit (2 bits are send, 1 and 2 bits...

  • Page 35: List Of Registers

    User manual for - METER WW-30 10.1. LIST OF REGISTERS Register Write Range Register description -999 ÷ 9999 Measurement value (no decimal point) The status of the current measurement; 0h - data valid; A0h - top 0h, A0h, 60h border of the measurement range is exceeded; 60h - bottom border of the measurement range is exceeded;...
  • Page 36 User manual for - METER WW-30 Register Write Range Register description “timE” parameter in “HOLd” menu, maximum peaks' (or drops') 0 ÷ 199 display time expressed in seconds “HdiS” parameter in “HOLd” menu: 0 ÷ 1 0 - “rEAL” mode ; 1 - “HOLd” mode The value of „X”...

  • Page 37: Transmission Errors Description

    Data byte count in answer frame DATA H,L Data byte (Hi and Lo byte) CRC L,H CRC error check (Hi and Lo byte) 1. Read of the displayed value (measurement), WW-30 device address = 01h: ADDR FUNC REG H,L COUNT H,L...
  • Page 38 User manual for - METER WW-30 b) The answer (if an error occur): ADDR FUNC ERROR CRC L,H ERROR - error code = 60h, bottom border of the measurement range is exceeded 2. Read of device ID code ADDR FUNC...
  • Page 39 User manual for - METER WW-30 5. Read of the registers 1, 2 and 3 in one message (example of reading a number of registries in one frame): ADDR FUNC REG H,L COUNT H,L CRC L,H COUNT L - the count of being read registers (max.16)

  • Page 40: Default And User's Settings List

    User manual for - METER WW-30 11. DEFAULT AND USER'S SETTINGS LIST Desc. Parameter Description Default value User's value page Configuration of measurement input (“inPt” menu) tYPE Input mode „4-20” CHAr Conversion characteristic mode FiLt Filtering ratio Decimal point position...
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  • Page 44 APLISENS S.A. , ul. Morelowa 7 PL - 03-192 Warszawa, Poland tel.: (+48 22) 814-07-77, fax: (+48 22) 814-07-78 http://www.aplisens.com.pl, e-mail: aplisens@aplisens.pl...

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