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User manual for meter with U/I input PD72S

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Содержание PD72S

Страница 1: ...ead the user s manual carefully before starting to use the unit Producer reserves the right to implement changes without prior notice 13 01 2009 V 2 02 Radeberger Stra e 21 D 01900 Gro r hrsdorf E Mai...

Страница 2: ...hange mode 21 7 2 3 Switch parameters LIST type 22 7 3 MENU DESCRIPTION 22 7 3 1 rEL1 menu 23 7 3 2 inPt menu 25 7 3 3 bri parameter 27 7 3 4 CoL menu 27 7 3 5 HOLd menu 29 7 3 6 SECu menu 29 7 3 7 rS...

Страница 3: ...nducted by qualified personnel During installation all available safety requirements should be considered The fitter is responsible for executing the installation according to this manual local safety...

Страница 4: ...in two power supply versions PD72S can be used for controlling and regulation of processes need proportional and threshold control like temperature processes heating or cooling valves controlling or...

Страница 5: ...g waterproof cover IP 40 from front IP 20 housing and connection clips Housing type panel Housing material NORYL GFN2S E1 Housing dimensions 72 x 36 x 97 mm Mounting hole 66 5 x 32 5 mm Assembly depth...

Страница 6: ...ALLATION 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 ad...

Страница 7: ...nt side of the panel and then fix it using the brackets Figure 4 2 The minimum distances between assembly holes axes due to the thermal and mechanical conditions of operation are 91 mm x 57 mm Figure...

Страница 8: ...cable diameter must be selected in such a way that in the case of a short circuit of the cable from the side of the unit the cable shall be protected against destruction with an electrical installati...

Страница 9: ...In the case of interference from the power supply side the use of appropriate anti interference filters is recommended Bear in mind that the connection between the filter and the unit should be as sh...

Страница 10: ...I input PD72S Figure 4 5 Terminals description relay outputs Figure 4 6 Terminals description OC type outputs All connections must be made while power supply is disconnected Figure 4 7 Connection of...

Страница 11: ...User manual for meter with U I input PD72S Figure 4 8 Connection of 3 wire current converters Figure 4 9 Connection of voltage converters 11...

Страница 12: ...lays electromagnets motors etc it is required to use additional suppression circuit typically capacitor 47 nF min 250 VAC in series with 100R 5 W resistor connected in parallel to relay terminals or b...

Страница 13: ...User manual for meter with U I input PD72S Figure 4 11 Examples of suppression circuit connection a to relay terminals b to the inductive load Figure 4 12 Example of OC type outputs connection 13...

Страница 14: ...t contamination ethyl or isopropyl alcohol Using any other agents can cause permanent damage to the housing Product marked with this symbol should not be placed in municipal waste Please check local r...

Страница 15: ...asurement range warning Hi or Lo is displayed rather than input signal depends on exceeded value see description of Lo r i Hi r parameters paragraph inPt menu Figure 6 2 Definitions of measurement ran...

Страница 16: ...tion function It can detect a peaks of the input signal and display their values Presets connected with this function are placed in HOLd menu see description of HOLd menu The detection of the peak can...

Страница 17: ...and AL Depend on modE parameter relays can be not used or controlled over one or two thresholds values If one threshold is used Figure 6 4 the relay can be turned on modE on or off modE oFF when the...

Страница 18: ...e relay can change his state only when input value exceeds over or under border value and tA tB tC tD times Figure 6 6 are bigger than the time defined by parameters t on toFF and unit Border values m...

Страница 19: ...ter AL allow user to set the relay output behaviour in critical situations e g Input values exceeds permissible measurement range User can select that the relays will be turned on turned off or not ch...

Страница 20: ...the particular parameters is described in paragraph MENU DESCRIPTION Some of the parameters can be accessed without menu entering quick view mode After pressing or v button name of the threshold e g r...

Страница 21: ...or v causes change of current position flashing digit or the sign Short pressing of the ENTER button causes change of the position digit Press ENTER at least 2 seconds to accept the changes after that...

Страница 22: ...hing 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 b...

Страница 23: ...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 parameter The relay state can change whe...

Страница 24: ...e 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 parameter If time when the input signal...

Страница 25: ...d if number of defined points is lower than 2 then warning Errc is displayed in measurement mode The process of displayed result calculation is described in details in DISPLAY VALUES CALCULATION parag...

Страница 26: ...uses by switching between X and Y value of the displayed point The long press press and hold at least 2 sec of ENTER button causes by displaying dEL ask If ENTER button is pressed again current point...

Страница 27: ...mple if input is set to 4 20 mode then upper border is calculated due to expression Imax 20 mA 20 mA Hi r The value of Hi r can be set from 0 to 19 9 In example no 1 of the DISPLAY VALUES CALCULATION...

Страница 28: ...n additional threshold enabled the display will change its colour after result satisfy conditions defined by dir SEtP and HySt parameters of CoL submenu dir this parameter defines the direction of res...

Страница 29: ...ec with 0 1 sec resolution HdiS type of displayed values rEAL current value is displayed HOLd peak drop value is displayed H r1 relay LED outputs R1 R2 operation mode H r2 rEAL relay LED operates depe...

Страница 30: ...ollowing frames received by the device If the delay will be greater than the value of mbtO parameter the relays which are controlled via RS 485 interface will set to alert state see rEL1 menu descript...

Страница 31: ...o restore the factory settings of the device To get the access to this option special password is required 5465 next the device displays acknowledge question SEt Press ENTER to acknowledge the restori...

Страница 32: ...User manual for meter with U I input PD72S 7 4 MENU STRUCTURE 32...

Страница 33: ...User manual for meter with U I input PD72S 33...

Страница 34: ...are similar be sure of particular ranges and units The first step to compute the result of measure is the calculation of the normalized result it means result of 0 1 range To do it the begin of the i...

Страница 35: ...Hi C Lo C Lo C where W means the displayed value The value of the Lo C parameter can be higher than the value of Hi C parameter In such a case for an increasing value of input current the displayed v...

Страница 36: ...set from 2 to 20 points which make linear segments see graph and see Menu inPt Due to the normalized result In the device computes specific segment e g for characteristic from figure below and In 0 6...

Страница 37: ...t calculation Let the input mode 4 20 mA The normalized In result is calculated accordingly to the expression on page 34 so if Iin 10 mA then 10 mA 4 mA 6 mA and this result should be divided by the w...

Страница 38: ...e 35 for linear characteristic 0 375 2 1200 300 211 and next the Lo C value is added to the result so the displayed value W 211 300 89 b Iin 2 5 mA and In 0 0938 W 287 c Iin 20 5 mA and In 1 0313 W 12...

Страница 39: ...his In will be selected Accordingly to expressions given for user defined characteristic see page 36 X6 PL 30 Y6 PL 30 X7 PH 40 Y7 PH 80 and Ip 0 3 the displayed value b Iin 2 5 mA and In 0 0938 becau...

Страница 40: ...nd alarm LED binary format 1 on 0 off 00000000 000e00ba a relay R1 b relay R2 e alarm LED If written only a b bits are important others are ignored these bits allows user to control the relays via RS...

Страница 41: ...parameter in rEL1 menu no decimal point included 32h Yes 0 3 modE parameter in rEL1 menu 0 noAC mode 1 on mode 2 oFF mode 3 in mode 4 out mode 5 modb mode 33h Yes 0 999 t on parameter in rEL1 menu exp...

Страница 42: ...o decimal point included 70h5 Yes 999 1999 The value of X coordinate of point no 1 of the user defined characteristic expressed in 0 1 71h5 Yes 999 9999 The value of Y coordinate of point no 1 of the...

Страница 43: ...ster 11 3 EXAMPLES OF QUERY ANSWER FRAMES Examples apply for device with address 1 All values are represent hexadecimal Field description ADDR Device address on modbus network FUNC Function code REG H...

Страница 44: ...20 F7 E0 02 DATA identification code 20F7h 3 Change of the device address from 1 to 2 write to reg 20h ADDR FUNC REG H L DATA H L CRC L H 01 06 00 20 00 02 09 C1 DATA H 0 DATA L new device address 2...

Страница 45: ...54 0B COUNT L the count of being read registers max 16 The answer ADDR FUNC BYTE C DATA H1 L1 DATA H2 L2 DATA H3 L3 CRC L H 01 03 06 00 0A 00 00 00 01 78 B4 DATA H1 L1 reg 01h 10 displayed value 1 0...

Страница 46: ...elay R2 0 0 23 modE Operation mode of relay R2 in 23 t on Turn on delay of relay R2 0 0 24 toFF Turn off delay of relay R2 0 0 24 unit Unit of t on toFF parameters of relay R2 SEC 24 AL Reaction for c...

Страница 47: ...changes norm 29 PEA Minimum detected change 0 0 29 timE Maximum time of peak displaying 0 0 29 HdiS The type of displayed value HOLd 29 H r1 Source of relay R1 and LED R1 control rEAL 29 H r2 Source...

Страница 48: ...48 User manual for meter with U I input PAC 73S 01 2010 Radeberger Stra e 21 D 01900 Gro r hrsdorf E Mail info dks engineering de Tel 49 35952 4294 65 https www dks engineering com...

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