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User manual

METER

BLD-457

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Содержание BLD-457

Страница 1: ...User manual METER BLD 457...

Страница 2: ...FRONT PANEL DESCRIPTION 19 6 PRINCIPLE OF OPERATION 20 6 1 MEASUREMENT MODE 20 6 2 DETECTION OF THE PEAK VALUES 21 6 3 CONTROL OF THE RELAY OUTPUTS 22 6 3 1 One threshold mode 23 6 3 2 Two thresholds...

Страница 3: ...NS 46 10 THE MODBUS PROTOCOL HANDLING 49 10 1 LIST OF REGISTERS 49 10 2 TRANSMISSION ERRORS DESCRIPTION 55 10 3 EXAMPLES OF QUERY ANSWER FRAMES 55 11 DEFAULT AND USER S SETTINGS LIST 58 Explanation of...

Страница 4: ...to prevent such a threat must be used The unit uses dangerous voltage that can cause a lethal accident The unit must be switched off and disconnected from the power supply prior to starting installati...

Страница 5: ...ng To get high protection level the keyboard is mounted under transparent cover To allow user to change presets without opening the cover an IR sensor is mounted Remote controller keyboard is equivale...

Страница 6: ...0 1 25 C one digit Measurement wires resistance max 20 W every wire Thermocouple input K S J T N R B E Thermocouple input range K 200 C 1370 C S 50 C 1768 C J 210 C 1200 C T 200 C 400 C N 200 C 1300...

Страница 7: ...n depending on version LED 4 digit 57 mm height red l 660 nm LED 4 digit 57 mm height pure green l 520 nm LED 4 digit 57 mm height blue l 470 nm Data memory non volatile memory EEPROM type Protection...

Страница 8: ...teristics installation of the unit must be conducted correctly and according to the local regulations Read the basic safety requirements on page 3 prior to starting the installation Ensure that the po...

Страница 9: ...nd 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 Figure 4 1 Device and assembly dimensions of the case Disconn...

Страница 10: ...Nm Loose screws can cause fire or defective operation Over tightening can lead to damaging the connections inside the units and breaking the thread In the case of the unit being fitted with separable...

Страница 11: ...building then additional safety circuits are required In the case of interference from the power supply side the use of appropriate interference filters is recommended Bear in mind that the connection...

Страница 12: ...2 Figure 4 4 Terminals description two OC type outputs Figure 4 5 Terminals description one relay and one OC type output Figure 4 6 Terminals description four relay outputs Figure 4 7 Terminals descri...

Страница 13: ...ure 4 8 Terminals description two relay one OC type and passive current outputs Figure 4 9 Terminals description two relay one OC type and active current outputs Figure 4 10 Terminals description two...

Страница 14: ...4 11 Connection of 2 wire current converters 18 19 20 21 22 13 14 15 16 17 internally connected External power supply 18 19 20 21 22 24V DC 18 19 20 21 22 13 14 15 16 17 internally connected External...

Страница 15: ...ction using toFS parameter from menu inPt Due to low precision 2 wire connection is not recommended When 4 wires or 2 wires connection is used the resistance of particular wires Ra Rd CAN BE DIFFERENT...

Страница 16: ...upply 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...

Страница 17: ...ure 4 16 Examples of suppression circuit connection a to relay terminals b to the inductive load Figure 4 17 Example of OC type outputs connection 3 4 9 10 Uo 16 17 OC Voltage input V 24 Logic control...

Страница 18: ...ANCE 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 te...

Страница 19: ...Symbols and functions of push buttons ESC Symbol used in the manual ESC MENU MENU Functions Enter to main menu press and hold by at least 2 sec Exit the current level and Enter to previous menu or mea...

Страница 20: ...lable Figure 6 3 Figure 6 1 Definitions of measurement ranges in mode 4 20mA If the result of measurement exceeds the permissible measurement range warning Hi or Lo is displayed rather than input sign...

Страница 21: ...DETECTION OF THE PEAK VALUES The SUR 457 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 ar...

Страница 22: ...e changed depend on the values of parameters SEtP SEt2 HYSt modE t on toFF unit and AL Depend on modE parameter relays can be not used or controlled over one or two thresholds values If one threshold...

Страница 23: ...uts 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 6 3 1 One threshold mode Figure 6 7 presents the principle...

Страница 24: ...lues of t on or and toFF are positive then relay state will be turned on if the input value exceeds the border values and stay bigger or lower during at least t on see points BON DON Figure 6 7 a d e...

Страница 25: ...his mode parameter SEt2 is accessible in common with SEtP this parameter describes a second threshold of the relay output The parameters HYSt modE t on toFF unit and AL are connected with both SEtP an...

Страница 26: ...in quick view mode its new value is displayed in alternating mode with parameter name by few seconds Confirmed changes may be checked or user can switch viewed parameter pressing or v button 7 1 PROGR...

Страница 27: ...is displayed To cancel the changes press ESC button shortly after SEt is displayed After that device returns to the menu 7 2 2 Numeric parameters slide change mode In slide change mode Edit Slid butto...

Страница 28: ...if change of the parameter value is correct If switch parameter is being edited a short press of ENTER button causes of display a SEt ask When ENTER button is pressed again while SEt is displayed the...

Страница 29: ...at SEtP HYSt SEt2 HYSt SEtP HYSt or SEt2 HYSt does not exceed the measure range Additionally in two threshold mode modE in or out the hysteresis for both thresholds must not cover each other in other...

Страница 30: ...elay do not change its state see paragraph CONTROL OF THE RELAY OUTPUTS unit unit of time for t on and toFF parameters Can be set on one of two values min minutes SEC seconds AL this parameter defines...

Страница 31: ...an be set to values 0 20 current input range 0 20 mA 4 20 current input range 4 20 mA 0 5 voltage input range 0 5 V 1 5 voltage input range 1 5 V 0 10 voltage input range 0 10 V 2 10 voltage input ran...

Страница 32: ...dtP dELP InPt menu respectively If user defined characteristic is selected and if number of defined points is lower than 2 then warning Errc is displayed in measurement mode The process of displayed r...

Страница 33: ...y 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 is del...

Страница 34: ...be set from 0 to 19 9 In example no 1 of the DISPLAY VALUES CALCULATION paragraph the procedure of the permissible input range determining is presented in details If the measurement value do not excee...

Страница 35: ...the output signal is maximal depend of output mode Omod The analogue output value is calculated due to formula given below Out W OUtL B A A OUtH OUtL where W displayed value Out analogue output value...

Страница 36: ...will be set to 22 1 mA 3 4 current will be set to 3 4 mA 0 0 current will be set to 0 mA For passive current output noCH current will not change 22 1 current will be set to 22 1 mA 3 4 current will b...

Страница 37: ...L0 control is off coL1 coL9 display will change colour to the one which corresponds to selected value coL1 red coL9 green when alarm situation appears C Pr this setting enables additional threshold fo...

Страница 38: ...nsuring that values SEtP HYSt and SEtP HYSt do not exceed the measured range CrES permission to use any local key to confirm display colour change This acknowledgement causes one time display return t...

Страница 39: ...rd 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 can be restored by Service Division only A r1 A r4 this...

Страница 40: ...tes higher than 19200 This parameter can be set to one of values Std answer as quick as possible no additional delay 10c 20c 50c one character time depends on selected baud rate answer delayed of 10 2...

Страница 41: ...DL 457 41 7 3 14 SErv menu This menu contains the parameters for authorized service only To enter this menu proper service password must be entered Improper settings can causes of damage of the device...

Страница 42: ...User manual METER BDL 457 42...

Страница 43: ...User manual METER BDL 457 43...

Страница 44: ...mA for 0 20mA range and 4mA for 4 20mA range must be subtracted from measured value Next received result must be divided by the width of the input range it means 20mA for 0 20mA range and 16mA for 4...

Страница 45: ...here W means the displayed value Figure 9 2 Normal Lo C Hi C and inverted Lo C Hi C characteristic 9 1 3 Square root characteristic The normalized result is rooted and further conversion is done as fo...

Страница 46: ...for characteristic from figure below and In 0 65 the segment between points X 50 0 and X 70 0 will be chosen Let s mark those points as PL point low and PH point high in this example PL 50 0 and PH 70...

Страница 47: ...en 10 mA 4 mA 6 mA and this result should be divided by the width of input range 16 mA Finally the normalized result In 6 16 0 375 In case when input current exceeds nominal measurement range calculat...

Страница 48: ...or square 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 1295 Exa...

Страница 49: ...tic see page 45 X6 PL 30 Y6 PL 30 X7 PH 40 Y7 PH 80 and Ip 0 3 the displayed value W I n I p Y PH Y PL 100 Y PL b Iin 2 5 mA and In 0 0938 because of the normalized In value is lower than 0 the segmen...

Страница 50: ...U compatible The device parameters and display value are available via RS 485 interface as HOLDINGtype registers numeric values are given in U2 code of Modbus RTU protocol The registers or groups of t...

Страница 51: ...device housing expressed by 1 C 10h Yes 0 20 tyPE parameter in InPt menu nominal input range 0 0 20 mA range 1 4 20 mA range 2 0 5 V range 3 1 5 V range 4 0 10 V range 5 2 10 V range 6 0 60 mV range...

Страница 52: ...u additional response delay 0 no additional delay 1 10c option 2 20c option 3 50c option 4 100c option 5 200c option 27h Yes 0 99 mbtO parameter in rS menu maximum delay between received frames 0 no d...

Страница 53: ...in rEL2 menu 0 noAC mode 1 on mode 2 oFF mode 3 in mode 4 out mode 5 modb mode 3Bh Yes 0 999 t on parameter in rEL2 menu expressed in tenth of seconds or tenth of minutes depend on unit parameter reg...

Страница 54: ...f minutes depend on unit parameter register no 4Dh 4Ch Yes 0 999 toFF parameter in rEL4 menu expressed in tenth of seconds or tenth of minutes depend on unit parameter register no 4Dh 4Dh Yes 0 1 unit...

Страница 55: ...u 0 off 1 red 9 green 66h Yes 0 1 CrES parameter in CoL menu reset of colour indication 0 oFF 1 on 67h Yes 0 1 dir parameter in CoL menu direction of value changes 0 morE 1 LESS 68h Yes 999 9999 SEtP...

Страница 56: ...assive current output expressed in 0 1 A4h1 Yes 0 199 Hi r parameter in OUtP menu for active and passive current output expressed in 0 1 Yes 0 99 Hi r parameter in OUtP menu for active voltage output...

Страница 57: ...ues are represent hexadecimal Field description ADDR Device address on modbus network FUNC Function code REG H L Starting address address of first register to read write Hi and Lo byte COUNT H L No of...

Страница 58: ...G H L DATA H L CRC L H 01 06 00 20 00 02 09 C1 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 00 06 00 22 00 04 29 D2 DATA H 0 DATA L 4...

Страница 59: ...H1 L1 reg 01h 10 displayed value 1 0 DATA H2 L2 reg 02h 0 no errors DATA H3 L3 reg 03h 1 decimal point position 0 0 There is no full implementation of the Modbus Protocol in the device The functions p...

Страница 60: ...relay R1 0 0 30 toFF Turn off delay of relay R1 0 0 30 unit Unit of t on toFF parameters of relay R1 SEC 30 AL Reaction for critical situation of relay R1 oFF 30 Parameters of relay R2 operation rEL2...

Страница 61: ...parameters of relay R3 SEC 30 AL Reaction for critical situation of relay R3 oFF 30 Parameters of relay R4 operation rEL4 menu SEtP Relay R4 threshold 80 0 29 SEt2 Relay R4 second threshold 100 0 29...

Страница 62: ...ment input inPt menu tYPE Input mode 4 20 31 Conn Connection method 4 in 32 FiLt Filtering time constant in seconds 0 32 toFS Shifting of measurement scale 0 0 32 CHAr Conversion characteristic mode L...

Страница 63: ...rent output 0 0 35 OUtH Display value for 20 mA current output 100 0 35 Parameter Description Default value User s value Desc page Lo r Extension of the bottom of the nominal output range 5 0 35 Hi r...

Страница 64: ...ED R2 control rEAL 39 H r3 Source of relay R3 and LED R3 control rEAL 39 H r4 Source of relay R4 and LED R4 control rEAL 39 Settings of access to the configuration parameters SECu menu A r1 Permission...

Страница 65: ...configuration registers on 39 Parameter Description Default value User s value Desc page mbtO Maximum delay between received messages 0 40 rESP Additional delay of answer transmission Std 40 Configur...

Страница 66: ...BASI Instrument AB Sweden tel 46 40 88009 fax 46 40 929877 http www basi se e mail sales basi se...

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