Dinel PDU-40-W Series User Manual
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Dinel PDU-40-W Series User Manual

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Firmware: v.6.00 or higher
•
Input type: 0/4-20 mA, 0/1-5V, 0/2-10V
•
Wall mounting case IP 65
•
Read the user's manual carefully before starting to use the unit or software.
Producer reserves the right to implement changes without prior notice.
2013.11.06
User manual
METER
PDU-4x0-W
PDU-4x0-W_INSHAEN_v.2.09.003

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  • Page 1 User manual METER PDU-4x0-W Firmware: v.6.00 or higher • Input type: 0/4-20 mA, 0/1-5V, 0/2-10V • Wall mounting case IP 65 • Read the user's manual carefully before starting to use the unit or software. Producer reserves the right to implement changes without prior notice. 2013.11.06 PDU-4x0-W_INSHAEN_v.2.09.003...

  • Page 2: Table Of Contents

    User manual - METER PDU-4x0-W 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........................7 4.4. MAINTENANCE..........................16 5. FRONT PANEL DESCRIPTION........................16 6. PRINCIPLE OF OPERATION........................17 6.1. MEASUREMENT MODE........................17 6.2.

  • Page 3: Basic Requirements And User Safety

    User manual - METER PDU-4x0-W 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. IF THE DEVICE IS NOT USED ACCORDING TO THE MANUAL THE USER IS RESPONSIBLE FOR POSSIBLE DAMAGES.

  • Page 4: General Characteristics

    User manual - METER PDU-4x0-W - Do not use the unit in areas where there is risk of explosions. - Do not use the unit in areas with significant temperature variations, exposure to condensation or ice. - Do not use the unit in areas exposed to direct sunlight. - Make sure that the ambient temperature (e.g.
  • Page 5 User manual - METER PDU-4x0-W Current input 0÷20 mA, 4÷20 mA overload protected, maximum input current about 40 mA Current measurement accuracy ± 0,1% @ 25°C; ± one digit (for 0÷20 mA range) Current input resistance < 65 Ω (typical 55 Ω) Voltage input 0÷5 V, 1÷5 V, 0÷10 V, 2÷10 V Voltage measurement accuracy...

  • Page 6: Device Installation

    User manual - METER PDU-4x0-W Safety requirements according to: PN-EN 61010-1 installation category: II pollution degree: 2 voltage in relation to ground: 300V AC insulation resistance: >20MΩ insulation strength between power supply and input/output terminal: 1min. @ 2300V insulation strength between relays terminal: 1min.

  • Page 7: Connection Method

    User manual - METER PDU-4x0-W To install device on the wall, a pinholes should be made. Figure 4.1 presents dimensions of the device and distances between holes. The back side of the device has four mounting holes. This part of the case should be mounted to a wall by screws.
  • Page 8 User manual - METER PDU-4x0-W - In the case of the unit being fitted with separable clamps they should be inserted into appropriate connectors in the unit, even if they are not used for any connections. - Unused terminals (marked as n.c.) must not be used for connecting any connecting cables (e.g.
  • Page 9 User manual - METER PDU-4x0-W 6 mm 5 mm Figure 4.2. Recommended dimensions of cable stripping a) for big connectors (1 to 6), b) for small connectors (7 to 13, 15 to 17) Figure 4.3. Method of connecting cables to the clamping connectors All connections must be made while power supply is disconnected ! 0/1 - 5V 0/2 - 10V...
  • Page 10 User manual - METER PDU-4x0-W OC1, OC2: U max = 30V DC, 0/1 - 5V max = 30mA, max = 100mW 0/2 - 10V RS - 485 (option) (option) 12 11 10 9 8 7 (+5%, -10%) Imax = 100 mA 0/4 - 20mA Figure 4.5.
  • Page 11 User manual - METER PDU-4x0-W internally connected 24V DC 13 12 11 10 9 8 7 13 12 11 10 9 8 7 Figure 4.8. Connection of 2-wire current converters internally connected 24V DC 13 12 11 10 9 8 7 13 12 11 10 9 8 7 Figure 4.9.
  • Page 12 User manual - METER PDU-4x0-W 5 4 3 FUSE FUSE Depending on version: 85...230...260V AC/DC; 50 ÷ 60 Hz or 19...24...50V DC and 16...24...35V AC Figure 4.11. Connection of power supply and relays Contacts of relay outputs are not equipped with spark suppressors. While use the relay outputs for switching of inductive loads (coils, contactors, power relays, electromagnets, motors etc.) it is required to use additional...
  • Page 13 User manual - METER PDU-4x0-W Logic controller LED 10 mA voltage input 24 V Figure 4.13. Example of OC-type outputs connection current output Isolation loss Figure 4.14. Example of current output connection using internal power supply current output 24V DC Figure 4.15.
  • Page 14 User manual - METER PDU-4x0-W Connected internally 12 11 10 9 8 7 12 11 Current source 0 - 20mA or 4 - 20mA Figure 4.16. Connections of 2-wire sensor: a) active, b) passive (needs additional supply) PDU-4x0-W meter has no galvanic separation between measurement input and RS-485 interface.
  • Page 15 User manual - METER PDU-4x0-W Connected internally 12 11 10 9 8 7 galvanic isolation Figure 4.18. Serial connection of passive 2-wire sensor with PDU-4x0-W unit and other current measurement device (e.g. PLC controller). If device B (Figure 4.16 , 4.18) is equipped with galvanic separated input or if different potentials between A and B devices signal grounds are allowed (e.g.

  • Page 16: Maintenance

    User manual - METER PDU-4x0-W −U S min.  R −R −R B max. W max. INP. For example if U =12V then: S min. 24−12  R −50−30=520  B max. W max. 0,02 4.4. MAINTENANCE The unit does not have any internal replaceable or adjustable components available to the user.

  • Page 17: Principle Of Operation

    User manual - METER PDU-4x0-W Symbol used in the manual: [ENTER] ENTER Functions : • Start to edit the parameter • Enter to the sub-menu, • Confirmation of changes made in parameter being edited Symbol used in the manual: [^] [v] Functions : •...

  • Page 18: Detection Of The Peak Values

    User manual - METER PDU-4x0-W If the measurement value does not exceed permissible measurement range but displayed value exceeds range -999 ÷ 9999, the warning ”-Ov-” is displayed rather than the calculated result. In the measurement mode user can check main thresholds values. After pressing [^] or [v] button, name of the threshold (e.g.

  • Page 19: Control Of The Relay Outputs

    User manual - METER PDU-4x0-W measure ”timE” ”timE” ”PEA” ”PEA” time real measurement result display value Figure 6.3. Process of peaks detection 6.3. CONTROL OF THE RELAY OUTPUTS The control of the object (measured signal) is realized via relay outputs. Front panel LEDs named „R”...

  • Page 20: One Threshold Mode

    User manual - METER PDU-4x0-W state of relay/LED ”SEtP” or ”SEt2” parameter zone B zone A zone B measure ”HYSt” parameter Figure 6.5. Two threshold control of the relay/LED outputs The relay outputs and LEDs (named R) can be controlled depend on both - the current value and the peak value (when peak detection is active) of the input signal.
  • Page 21 User manual - METER PDU-4x0-W “SEtP” sets a threshold of the relay, and parameter “HYSt” sets a Parameter hysteresis of the relay (Figure 6.6 a). The relay can change his state only when input value exceeds (over or under) border value and times (Figure 6.6) are bigger than the “t on”...

  • Page 22: Two Thresholds Mode

    User manual - METER PDU-4x0-W 6.3.2. Two thresholds mode displayed value measure zone B d signal “HYSt” parameter “SEtP” or “SEt2” zone A parameter “HYSt” parameter zone B time relay state (modE = in closed t on = 0 open toFF = 0) time relay state...

  • Page 23: Device Programming

    User manual - METER PDU-4x0-W The sequence of thresholds “SEtP” and “SEt2” can be set in any order, due to the control of relay outputs is done depend on difference between thresholds values (zone A ) and outside of threshold values (zone B). 7.

  • Page 24: Parameters Edition

    User manual - METER PDU-4x0-W After about 1 min. since last use of the buttons, device exits the menu mode and returns to the measurement mode (only if no parameters are in editing mode). 7.2. PARAMETERS EDITION To start edition of any parameter user should select name of desired one using [^] [v] buttons and then press [ENTER].

  • Page 25: Menu Description

    User manual - METER PDU-4x0-W Functions of buttons when editing numeric and switching parameters: While editing numeric parameter: • change of current (flashing) digit • slide change of value (acceleration, deceleration, direction change) While editing switch parameter - selection of switch parameter. If numerical parameter is being edited, a short press of [ENTER] button ENTER change edited position.
  • Page 26 User manual - METER PDU-4x0-W threshold is accessible when ”modE” parameter is set to „in” or „out” value. Threshold is the medium value of relay hysteresis. “HYSt” - hysteresis of relay (range 0 ÷ 999). Full hysteresis of the relay is equal to 2x “HYSt”...

  • Page 27: Inpt" Menu

    User manual - METER PDU-4x0-W “toFF” - turn off delay time, the relay is turned off with delay equal “toFF” if the input value exceeds appropriate border value (defined with threshold and hysteresis), at least “toFF” time. “toFF” range 0 ÷ 99.9, defined with 0.1 sec. resolution. Unit of this parameter is set by “unit”...
  • Page 28 User manual - METER PDU-4x0-W “USEr” - user defined characteristic. Maximal length 20 points. Every point is defined by user. Adding, Editing and Deleting of points is done by options „AddP”, „EdtP”, „dELP” („InPt” menu) respectively. “tn v” - volume characteristics of a cylindrical tank in the vertical position, determined by parameters: „t h1”, ”t h2”, „t h3”, „t d”, „t Sn”, „t Sh”...
  • Page 29 User manual - METER PDU-4x0-W b) for the cylindrical tank in the horizontal position: „t h1” - the length of the left bottom of a tank (in the elliptic paraboloid shape), this parameter has the fixed precision - 2-decimal point, „t h2”...
  • Page 30 User manual - METER PDU-4x0-W 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 31 User manual - METER PDU-4x0-W (parameter “CHAr” = ”USEr” ) the If user defined characteristic is selected parameters „Lo C” and „Hi C” are not available for modification, due to their values are calculated from defined characteristic. “AddP” - this menu allow user to add single point to the user defined characteristic. After selection of this option device waits for „X”...

  • Page 32: Outp" Menu

    User manual - METER PDU-4x0-W ”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-” message ”-Hi-” Figure 7.3 Example of definition of permissible range of input signal - “Lo r”...
  • Page 33 User manual - METER PDU-4x0-W ”OUtL” - this parameter determines the input value for which the output current is equal 4mA. “OUtH” - this parameter determines the input value for which the output current is equal 20mA. The output current value is calculated due to formula given below: W −"...

  • Page 34: Bri" Parameter

    User manual - METER PDU-4x0-W Before turning off the device it is recommended to first disable the current output's power supply, and then the device itself. If the current output is supplied while the device itself is turned off, the output current will be about 27.5 mA. 7.3.4.

  • Page 35: Rs" Menu

    User manual - METER PDU-4x0-W Marketing Division. “Single use password” can be used only one time, after that it is destroyed. Entering this password causes in clearing of user password, it means sets the user password to „0000”. The “one-use password” can be used ONE TIME ONLY , it is impossible to use it again! The “one-use password”...

  • Page 36: Edit" Parameter

    User manual - METER PDU-4x0-W In the most cases parameter ”rESP” should be set to ”Std” (no additional delay). Unfortunately for some third party RS-converters ”rESP” should be adjusted experimentally. Table 7.1 contains most frequently used values. “38.4” “57.6” “115.2” ”bAud”...

  • Page 37: Menu Structure

    User manual - METER PDU-4x0-W 7.4. MENU STRUCTURE Measurement mode Press and hold at least 2 seconds MENU MENU 0 _ _ _ 4-digit user password entering (if it is different from „0000”) ENTER ENTER ENTER MENU rEL1 Parameter SEtP edition ENTER MENU...
  • Page 38 User manual - METER PDU-4x0-W See previous page ENTER ENTER Parameter MENU modE HOLd edition ENTER MENU timE Hdis MENU H r1 H r2 HOut option ENTER ENTER MENU Parameter SECU Scod edition ENTER MENU A r1 MENU A r2 ENTER ENTER Parameter...

  • Page 39: The Alarm Led

    User manual - METER PDU-4x0-W 8. THE ALARM LED The ALARM LED (AL) is turned on when input signal is out of the permissible input range. See parameters: “tyPE” , “Lo r” and “Hi r” in paragraph „InPt” menu. 9. OVER-CURRENT PROTECTION The current input of the device is equipped with over-current protection circuit.

  • Page 40: Linear Characteristic

    User manual - METER PDU-4x0-W 10.1.1. 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” is displayed). Expression presented below shows the manner of result calculation: W = I ×...

  • Page 41: Square Root Characteristic

    User manual - METER PDU-4x0-W 10.1.3. 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 42: Volume Characteristics Of A Cylindrical Tank

    User manual - METER PDU-4x0-W 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.” X = „100.0.” Input current [mA] Figure.

  • Page 43: Examples Of Calculations

    User manual - METER PDU-4x0-W Volume of tank can be write by general formula: ∫ ⋅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...
  • Page 44 User manual - METER PDU-4x0-W Example 3: The linear characteristic Let the input mode = 4-20 mA, and parameters “Lo C” and “Hi C” equal to -300 and 1200 respectively. The calculations will be done for three different input currents from example 2. a) I =10 mA and I = 0,375...
  • Page 45 User manual - METER PDU-4x0-W Example 6: The user defined characteristic 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 46 User manual - METER PDU-4x0-W „ t Sn ”=00,00 „t Sh”=10,00 „t h1”=00,00 „ t h2 ”=10,00 „t h3”=00,00 „ t d ”=04,00 Input current [mA] Figure 10.6 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 47 User manual - METER PDU-4x0-W I [mA] Figure 10.7 The volume characteristic of tank depending on input current in 4÷20mA range. Example 9 : Current output value calculation Let the current output parameters be: “Omod” = “4-20” , “OUtL” = 100, “OUtH” = 200, “Lo r” = 5.0, “Hi r” = 5.0 Parameters “Lo r”...

  • Page 48: The Modbus Protocol Handling

    User manual - METER PDU-4x0-W 11. 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 are accepted when receive), no parity control Baud rate: selectable from: 1200 to 115200 bits/second Transmission protocol: MODBUS RTU compatible...
  • Page 49 User manual - METER PDU-4x0-W Register Write Range Register description 0 ÷ 999 “Lo r” parameter in “InPt” menu, in 0.1% 0 ÷ 199 “Hi r” parameter in “InPt” menu, in 0.1% 0 ÷ 9999 “t h1” parameter in “InPt” menu, no decimal point included 0 ÷...
  • Page 50 User manual - METER PDU-4x0-W Register Write Range Register description -999 ÷ 9999 “SEt2” parameter in “rEL1” menu, no decimal point included -999 ÷ 9999 “SEtP” parameter in “rEL2” menu, no decimal point included -999 ÷ 999 “HySt” parameter in “rEL2” menu, no decimal point included “modE”...

  • Page 51: Transmission Errors Description

    User manual - METER PDU-4x0-W Register Write Range Register description -999 ÷ 9999 “OUtL” parameter in “OUtP” menu, no decimal point included -999 ÷ 9999 “OUtH” parameter in “OUtP” menu, no decimal point included 0 ÷ 299 “Lo r” parameter in “OUtP” menu, expressed in 0.1% 0 ÷...
  • Page 52 User manual - METER PDU-4x0-W 1. Read of the displayed value (measurement), PDU-4x0-W device address = 01h: ADDR FUNC REG H,L COUNT H,L CRC L,H a) The answer (we assume that the measure result is not out of range): ADDR FUNC BYTE C DATA H,L...
  • Page 53 User manual - METER PDU-4x0-W 4. Change of baud rate of all devices connected to the net (BROADCAST message). ADDR FUNC REG H,L COUNT H,L CRC L,H DATA H - 0 DATA L - 4, new baud rate 19200 baud Device do not reply to BROADCAST-type messages.

  • Page 54: Default And User's Settings List

    User manual - METER PDU-4x0-W 12. DEFAULT AND USER'S SETTINGS LIST Desc. Parameter Description Default value User's value page Parameters of relay R1 operation (“rEL1” menu) SEtP Relay R1 threshold 20.0 SEt2 Relay R1 second threshold 40.0 HYSt Hysteresis of relay R1 modE Operation mode of relay R1 t on...
  • Page 55 User manual - METER PDU-4x0-W Desc. Parameter Description Default value User's value page Hi r Extension of the top of the nominal input range 5.0 (%) Current output configuration (“OUtP” menu) Omod Current output mode „4-20” (mA) OUtL Display value for 4 mA current output OUtH Display value for 20 mA current output 100.0...
  • Page 56 Dinel, s.r.o. U Tescomy 249, 760 01 Zlín Česká Republika tel.: (+420) 577 002 001 fax: (+420) 577 002 007 http://www.dinel.cz e-mail: obchod@dinel.cz...

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