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Burster DIGISTANT 4420-V001 Operation Manual Download Page 10

Model 4420-V001

DIGISTANT

®

Page 10

Page

6.  Maintenance and customer service ......................................... 143

6.1  Maintenance ...........................................................................................143

6.2  Customer service....................................................................................143

6.3  Manufacturer's guarantee .......................................................................143

6.4  Cleaning .................................................................................................144

6.5  Handling batteries...................................................................................144

7.  Technical data............................................................................. 145

7.1  Measure and source ...............................................................................145

7.2  Interference-suppression class...............................................................146

7.3  Long-term stability ..................................................................................146

7.4  Influencing variables

 ...............................................................................146

7.5  Interface (RS232) ...................................................................................146

7.6 Housing ..................................................................................................146

Summary of Contents for DIGISTANT 4420-V001

Page 1: ...DE 76593 Gernsbach DE 76587 Gernsbach Germany Germany Tel 49 07224 6450 Fax 49 07224 64588 E Mail info burster com www burster com 2022 burster pr zisionsmesstechnik gmbh co kg All rights reserved Val...

Page 2: ...burster praezisionsmesstechnik hereinafter referred to as product are the results of targeted development and meticulous research As of the date of delivery burster provides a warranty for the proper...

Page 3: ...complies with the requirements of the following applicable European Directives and carries the CE marking accordingly 2006 95 EC Elektrische Betriebsmittel zur Verwendung innerhalb bestimmter Spannun...

Page 4: ...Model 4420 V001 DIGISTANT Page 4...

Page 5: ...el 4420 V001 General information C h a p t e r 1 Preparation for use C h a p t e r 2 Control elements C h a p t e r 3 Manual operation C h a p t e r 4 Remote operation C h a p t e r 5 Maintenance and...

Page 6: ...nt times 21 4 2 Measurement function 21 4 2 1 Voltage measurement 21 4 2 2 Current measurement 22 4 2 3 Temperature measurement 22 4 2 3 1 RJ INT Measurement of a thermocouple 23 4 2 3 2 RJ Man Measur...

Page 7: ...hermocouple with a linearresponse voltage transducer Rated output current range 4 20mA 40 4 3 3 5 TC 0 20mA Simulating a thermocouple with a linearresponse voltage transducer Rated output current rang...

Page 8: ...6 RTD settings 67 4 17 Setting the TC model and RJ 68 4 17 1 Setting the reference junction RJ for TC transmission 68 4 17 2 Setting the reference junction RJ for TC measurement 69 4 17 3 Entering the...

Page 9: ...2 SCPI instruction list for the model 4420 V001 DIGISTANT 86 5 2 1 SCPI Version 86 5 2 2 Measurement Instructions 86 5 2 3 CALCulate Subsystem 89 5 2 4 CALibration Subsystem 90 5 2 5 DATalogger Subsy...

Page 10: ...e 143 6 2 Customer service 143 6 3 Manufacturer s guarantee 143 6 4 Cleaning 144 6 5 Handling batteries 144 7 Technical data 145 7 1 Measure and source 145 7 2 Interference suppression class 146 7 3 L...

Page 11: ...the basic values and corresponding values of voltages currents thermocouples and resistance sensors Operate the or key to add or subtract the corresponding values 1 General Information 1 2 Description...

Page 12: ...Model 4420 V001 DIGISTANT Page 12...

Page 13: ...operation on the mains power supply does not harm the NC batteries Even if the batteries are completely discharged the DIGISTANT can be operated from the power supply unit The batteries are gradually...

Page 14: ...ower supply operation without discharging discharge the accumulator by just 25 and then recharge it completely After that discharge the accumulator completely and recharge it again n High temperatures...

Page 15: ...sgang Output max 11 V max 22 mA Eingang Input U Thermocouple output U Thermocouple input Plug in power supply 4495 V001 Plug Function 1 V 2 3 4 n c 5 n c 6 V Housing Screen 2 wire 3 wire 4 wire Resist...

Page 16: ...Operational test After the device is switched on the following text appears on the display for approx 5 seconds This is automatically followed by a display of the value set last 2 7 Storage Storage i...

Page 17: ...3 1 Front panel 3 1 1 Display The device has an LCD display with two rows of 20 characters each 0 UNIT ON OFF IN OUT STO ENT RCL DIGISTANT 4420 laden charge mA mV V C 7 4 5 FCT 1 0 RTD TC 1 2 3 6 8 9...

Page 18: ...through the various parameters in the function menus Cursor up key Cursor down key If the delta X function is being used the set delta X value is added to or subtracted from the value just entered If...

Page 19: ...example Measurements are carried out whenever the device is in the measurement mode They are not started explicitly Measured values are displayed in the first row of the LCD The following entries are...

Page 20: ...Model 4420 V001 DIGISTANT Page 20...

Page 21: ...n RTD MODEL Ni100 or Pt100 4 1 Measurement times for DIGISTANT 4420 Generally Basic measurement rate is two measurements sec One zero point measurement taking 0 5 s for every 250 measurements For U I...

Page 22: ...re looped into the electric circuit 5 As in 4 but with a rated current range of 0 20 mA No Thermocouple model Standard Temperature range C 0 TC Type R PtRh13 Pt EN 60584 1 ITS 90 50 0 1766 9 1 TC Type...

Page 23: ...the reference junction After that press the or key and select Measure Then use the or key to select Measure RJ INT Acknowledge with ENT Selection of the unit After pressing the FCT and UNIT keys set t...

Page 24: ...Measure Then use the or key to select Measure RJ MAN Acknowledge with ENT The following display appears You can now select the displayed temperature value with ENT or enter the new reference junction...

Page 25: ...ement using the Model 4485 external reference junction Selection of the unit After pressing the FCT and UNIT keys set the correction cursor using the or key to TC Using the or key select C F or K Ackn...

Page 26: ...y select the desired thermocouple Selection of the reference junction After that press the or key and select Measure Then use the or key to select Measure RJ EXT Acknowledge with ENT Selection of the...

Page 27: ...mA Measurement after the thermocouple and a linearresponse voltage transducer Rated output current range 4 20mA In this mode a thermocouple with a reference junction based on 0 C is exposed to the tem...

Page 28: ...t the correction cursor using the or key to TC Using the or key select C F or K Acknowledge with ENT Selection of the RJ 4 20mA measurement function If the device is in the OUT transmission mode first...

Page 29: ...fication of the temperature limits The correction cursor indicates the temperature limit which can be modified You can move the correction cursor up with and down with Enter the new temperature values...

Page 30: ...ng This menu is obtained by selecting the FCT and RTD functions The following display appears on the LCD Various parameters for RTD measurement and transmission are set in this menu The different para...

Page 31: ...99 with the 0 9 number keys Selection of the unit After pressing the FCT and UNIT keys set the correction cursor using the or key to RTD Using the or key select C F or K Acknowledge with ENT Selectio...

Page 32: ...an specify whether or not the lead resistance RL should be considered for RTD measurement The and keys can be used to toggle between the following options ON RL is subtracted from the RTD measurement...

Page 33: ...cates the setpoint value with a resolution matching that of the range and supplies the voltage at the output Ausgang Output DIGISTANT 4420 V001 U 4 3 2 Current transmission Switch on the device and co...

Page 34: ...ntact The measurement device is connected to the DIGISTANT with copper leads 4 Simulation of a thermocouple with a connected linear response voltage transducer Rated range of the measurement transduce...

Page 35: ...select Transmit TC Acknowledge with ENT Selection of the unit After pressing the FCT and UNIT keys set the correction cursor using the or key to TC Using the or key select C F or K Acknowledge with E...

Page 36: ...ect it as shown above Selection of the thermocouple Press the FCT and TC keys The TC selection display appears Using the or key select the desired thermocouple Selection of the reference junction Afte...

Page 37: ...ection of the unit After pressing the FCT and UNIT keys set the correction cursor using the or key to TC Using the or key select C F or K Acknowledge with ENT Selection of the TC X RJ MAN transmission...

Page 38: ...on with a measurement sensor or simulating with a Model 4485 external reference junction The DIGISTANT 4420 V001 records the temperature of the external sensor or the sensor of the reference junction...

Page 39: ...eys The TC selection display appears Using the or key select the desired thermocouple Selection of the reference junction After that press the or key and select Transmit XXXX Then use the or key to se...

Page 40: ...which the DIGISTANT supplies at its output sockets To by able to calculate the output current from the simulated temperatures the DIGISTANT requires the temperature corresponding to the lowest curren...

Page 41: ...T TC as well as IN TC Selection of the unit After pressing the FCT and UNIT keys set the correction cursor using the or key to TC Using the or key select C F or K Acknowledge with ENT Selection of the...

Page 42: ...TC selection display appears Using the or key select the desired thermocouple Selection of the reference junction After that press the or key and select Transmit XXXX Then use the or key to select Tr...

Page 43: ...and IN modes However these values are stored only once and used jointly for both operating modes In other words the entered temperature limits are applicable to OUT TC as well as IN TC Selection of th...

Page 44: ...t max 11 V max 22 mA Eingang Input Ausgang Output max 11 V max 22 mA Eingang Input 4 3 4 Temperature simulation with a Pt100 200 500 1000 and Ni100 Connect the DIGISTANT in C 2 wire configuration 3 wi...

Page 45: ...selected Pt200 Pt200 is selected Pt500 Pt200 is selected Pt1000 Pt1000 is selected RL OUT setting Here you can specify whether or not the lead resistance RL should be considered for RTD transmission...

Page 46: ...T transmission mode by pressing the IN OUT key By pressing RTD you can then invoke the set transmission mode RTD XXXX Using the 0 9 number keys you can now enter the desired value Complete your entry...

Page 47: ...owing options ON RL is added to the RTD transmission value OFF RL is not considered RL IN setting This setting is not required for simulation RL entry The lead resistance for RTD transmission and meas...

Page 48: ...the state it was in immediately before being switched off 4 4 Power on power off 4 5 Changeover between measurement and transmission Changeover between measurement and transmission is effected with t...

Page 49: ...lay of the previous transmission value in the 1st row of the LCD extinguishes and is replaced by a display of the present entry The present entry can be cancelled with the C cancel key The previous tr...

Page 50: ...transmission mode The value output last in this mode is output here again RTD key The device assumes the RTD transmission mode The value output last in this mode is output here again key A dX value en...

Page 51: ...transmission automatic or manual key Storage and retrieval of device settings key Setting of the LCD display contrast key Setting of the ground connection key Setting of the date and time key Display...

Page 52: ...the first column can be selected by pressing the ENTER key The corresponding menu is displayed on the LCD key This key can be used to cancel an entry without a function having been selected A return i...

Page 53: ...tries are completed with the corresponding units key key dX values for U transmission key dX values for transmission key dX values for TC and RTD transmission The meaning of the key depends on its ass...

Page 54: ...sing the C key effects a return to the transmission mode without retrieval of a value pair from the memory Memory locations can be selected directly or indirectly a Direct selection By pressing one of...

Page 55: ...are displayed in the 2nd row together with their present settings Exception dWi and dti see below Difference between RAMP 1 and RAMP 2 Due to their different characteristics the two ramp types need to...

Page 56: ...ransmission value is displayed without the remaining time on the LCD On the continuous setting the ramp can be stopped by pressing the 1 0 key again Even if a limited number of passes has been set the...

Page 57: ...ered The delta time dt is entered in seconds using the 0 9 number keys and the decimal point key resolution 200 ms value range 0 2 s to 99999 9 s After pressing the C key a new entry can be made A cur...

Page 58: ...rsor on Wi The current Wi and ti parameters are marked with the cursor symbol In the case of Wi as well as ti the i value can be set over a range of 1 i 30 using the and keys The Wi value is entered w...

Page 59: ...ASUREMENT MODE Press the and keys to toggle between the following options MEAS MODE current measurement MEAS MODE U voltage measurement MEAS MODE RTD Pt100 Ni100 Pt200 Pt500 bzw Pt1000 measurement MEA...

Page 60: ...erasing the data logger s entire memory appears key By pressing this key the newly entered time value is saved and the menu for erasing individual blocks of the data logger s memory appears The data...

Page 61: ...l STO key If automatic data recording has not been started pressing this key effects a return to the normal measurement mode 4 11 3 Erasing the data logger s memory a Erasing the memory completely Thi...

Page 62: ...a logger s memory and invokes the menu for setting the storage time 4 11 4 Data logger evaluation This menu is obtained by pressing the FCT and RCL keys The following display appears on the LCD Settin...

Page 63: ...the BLOCK row The parameter selected and marked with the cursor symbol can be changed 4 11 6 Display of the recorded values The display is to be interpreted as follows In the 1st row the date and tim...

Page 64: ...R ADDR for entering the user address CHAR DELAY activates deactivates the character delay BLOCK CHECK activates deactivates the block check Pressing the ENT key sets the interface with the current par...

Page 65: ...ve Entries for the PARITY parameter The parity can be toggled with the and keys between the following values EVEN ODD NONE Entries for the GROUP ADDR parameter The group address can be set over a valu...

Page 66: ...9 4 C A L C 0 0 1 This menu is obtained by pressing the FCT and keys The following display appears on the LCD In this menu the duration of the background illumination can be set The background illumin...

Page 67: ...Pt200 is selected Pt500 Pt500 is selected Pt1000 Pt1000 is selected RL OUT setting Here you can specify whether or not the lead resistance RL should be considered for RTD transmission The and keys ca...

Page 68: ...unction RJ for TC transmission 4 17 1 Setting the reference junction RJ for TC transmission The following display appears on the LCD Press the and keys to choose one of the following reference junctio...

Page 69: ...s on the LCD Press the and keys to choose one of the following reference junctions RJ INT RJ MAN RJ AUT 4 20 mA 0 20 mA Key ENT If RJ INT or RJ EXT is selected a return is effected to the measurement...

Page 70: ...e C key Pressing the ENT key effects a return to the transmission or measurement menu 4 17 5 Entering temperatures with RJ 0 20 mA This menu is obtained by pressing the ENT key in the RJ menus if TC 0...

Page 71: ...lso applicable to the entry of parameters in the function menu Use the and cursor keys to toggle between the two parameters The selected parameter is marked by the cursor symbol Setting the TC unit Th...

Page 72: ...mV or V key On the basis of the entered value the device selects the corresponding transmission range to ensure the validity of this value at all events provided that it lies within the absolute tran...

Page 73: ...een set the 0 9 number keys and the P key can be used to enter a new value This value is considered absolute i e the entry of a sign is not possible Complete your entry with the RTD or UNIT key On the...

Page 74: ...t a function having been activated A new entry can be made for the selected parameter STORE selection Use the and keys to toggle the memory number between values of 1 to 4 Press the FCT key to store t...

Page 75: ...owing display appears on the LCD The contrast can be adjusted with the 9 0 number keys between a value of 0 minimum contrast and 9 maximum contrast The selected value is displayed in the 2nd row of th...

Page 76: ...r a new value This value is considered absolute i e the entry of a sign is not possible Complete your entry with the mA key On the basis of the entered value the device selects the corresponding trans...

Page 77: ...the potential DIGISTANT model 4420 V001 is not permitted When used as an internal source is a potential reference given by the transmission of voltage or current When connecting an external source the...

Page 78: ...new entry can be made for the selected parameter Setting the DATE Use the and keys to select a digit within the date display Use the 0 9 number keys to reset the date digit Setting the TIME Use the an...

Page 79: ...bits sec Data bits 7 or 8 Stop bits 1 or 2 Parity Even odd or none ThedevicecanbecontrolledviaanRS232serialinterface Theinterface type is selected in the interface menu The ANSI standard protocol for...

Page 80: ...ations are present in a non switched multi point con nection and all instructions are sent from a control station Only one transmitter master and one receiver slave are active on the bus at any time O...

Page 81: ...Selection with response The control station sends a Selection Supervisory Sequence This sequence is meant to initialise the 4420 V001 as a slave so that it can receive SCPI instructions The prefix se...

Page 82: ...n receiving this response the master station can attempt to call the same station again If the master station receives no response or an invalid one it can attempt to address the same station once aga...

Page 83: ...red data is sent subsequently The data block ends with ETX During transmission in accordance with Subcat A4 ETX must be followed by the block check character BCC Response After recognizing ETX or BCC...

Page 84: ...s the 4420 V001 sends EOT to terminate the link Timer A in the 4420 V001 is set to a value of 5 seconds Timer B receive timer Timer B is used by the receiving station as protection against failures to...

Page 85: ...to the output buffer 5 The controller terminates the link with EOT 6 To fetch the response of the 4420 V001 the controller sends the polling supervisory sequence which transfers master status to the 4...

Page 86: ...f it is in the measurement mode or simultaneous transmission and measurement mode SYNTAX CONFigure VOLTage Parameters No parameters REMARKS Enquiry form No enquiry form Restrictions Instruction not pe...

Page 87: ...The selected TC type is supplied as the response R S B J T E K U L N C D G2 M Restrictions Instruction not permissible if device in ramp mode device in calibration mode measurement in progress CONFigu...

Page 88: ...n and measure switched such a way it goes to transmission I and P CONFigure P_Voltage DESCRIPTION The device is switched to simultaneous measure P pressure and measure U voltage if it in the measuring...

Page 89: ...te LIMit STATe DESCRIPTION The max min function for the measurement mode is activated deactivated SYNTAX CALCulate LIMit STATe parameter Parameters ON or 1 The max min function is activated OFF or 0 T...

Page 90: ...asurement section over a particular range The measurement input must be connected with the transmission output An external voltage measurement device must also be connected with the transmission outpu...

Page 91: ...bration in progress a LOW or HIGH value in a different range has already been output before calibration of this range was completed CALibration VOLTage DESCRIPTION Preliminary This instruction is mean...

Page 92: ...s This instruction is only permissible in the calibration mode It is not permissible if a calibration measurement is in progress CALibration CURRent LOW DESCRIPTION Consideration The command is used t...

Page 93: ...on is not permissible if a calibration measurement is in progress a LOW or HIGH value in a different range has already been output before calibration of this range was completed CALibration CURRent DE...

Page 94: ...calibration mode This instruction is not permissible if a calibration measurement is in progress CALibration RREF LOW DESCRIPTION Preliminary This instruction is meant to calibrate the 180 reference...

Page 95: ...erence resistors are supplied SYNTAX CALibration RREF DATA parameter Parameters No parameters REMARKS Enquiry form Only enquiry form Response Rref 180 Rref 360 Restrictions This instruction is only pe...

Page 96: ...nt resistance Current values LOW low current rang HIGH high current range Resistance values 200OHM 200 range 2KOHM 2 k range REMARKS Enquiry form No enquiry form Restrictions This instruction is only...

Page 97: ...asurement is in progress A LOW and HIGH value must already have been output CALibration RTD DATA DESCRIPTION The calibration values for resistance simulation can be requested here SYNTAX CALibration R...

Page 98: ...not in measurement mode on commencement of measurement and device not in data logger mode DATalogger STARt DESCRIPTION Automatic data recording is commenced SYNTAX DATalogger STARt Parameters No param...

Page 99: ...TION The data logger s memory is cleared completely SYNTAX DATalogger CLEar ALL Parameters No parameters REMARKS Enquiry form No enquiry form Restrictions Instruction not permissible if device in ramp...

Page 100: ...le if device in ramp mode device in calibration mode measurement in progress DATalogger BLOCk MAXimum DESCRIPTION The maximum value of a stored data block is calculated and supplied SYNTAX DATalogger...

Page 101: ...e numerical value without the unit REMARKS Enquiry form DISPlay BACKligh TIME The currently selected lighting time is supplied as the response DISPlay CONTrast DESCRIPTION The contrast of the LCD disp...

Page 102: ...angeover between the transmission and measurement modes SYNTAX INSTrument NSELect parameter Parameters 0 The device assumes the transmission mode 1 The device assumes the measurement mode REMARKS Enqu...

Page 103: ...rameters UP The ramp goes forward by one step DOWN The ramp goes back by one step REMARKS Enquiry form No enquiry form Restrictions This instruction is only permissible in the ramp mode 5 2 10 SENSe S...

Page 104: ...t 0 to 20 mA REMARKS Enquiry form SENSe TCOuple REFJunction Response RJ INT If the internal reference junction is active RJ MAN If the manual reference junction is active RJ EXT If the external refere...

Page 105: ...meter only consists of a numerical value the default unit is used It is also possible to transmit a unit explicitly C or CEL for degrees Celsius F or FAR for degrees Fahrenheit K for Kelvin REMARKS En...

Page 106: ...r off SYNTAX SENSe REFerence STATe parameter Parameters ON or 1 tara formation is switched on OFF or 0 tara formation is switched off Enquiry form SENSe REFerence STATe Answer 1 if tara formation is s...

Page 107: ...1 or ON A zero offset is performed 0 or OFF An ongoing zero offset is cancelled REMARKS Enquiry form SOURce CORRection COLLect Response 1 Zero offset is active 0 Zero offset is inactive Restrictions I...

Page 108: ...lue with optional unit Value range 22MA to 22MA Valid units UA MA A KA MAA Default unit A REMARKS Enquiry form SOURce CURRent LEVel IMMediate AMPLitude On this enquiry the actual current transmission...

Page 109: ...NTAX SOURce RESistance LEVel IMMediate AMPLitude parameter Parameters Float value with optional unit Value range Depending on the RTD Valid units C or CEL F or FAR K UOHM MOHM OHM KOHM MAOHM Default u...

Page 110: ...ible if device in calibration mode only measurement in progress device in ramp mode SOURce DELTa SUB DESCRIPTION The delta X value is subtracted from the actual transmission value The result is the ne...

Page 111: ...id units C or CEL F or FAR and K Default unit Depending on the setting REMARKS Enquiry form SOURce TCOuple DELTa On this enquiry the actual delta X value is supplied as a numerical value followed by t...

Page 112: ...ue in a range of 0 to 3000 K If the parameter only consists of a numerical value the default unit is used An explicit unit can also be transmitted C or CEL for degrees Celsius F or FAR for degrees of...

Page 113: ...he parameter only consists of a numerical value the default unit is used An explicit unit can also be transmitted C or CEL for degrees Celsius F or FAR for Grad Fahrenheit K for Kelvin REMARKS Enquiry...

Page 114: ...nge 0 to 22mA Valid units UA MA A KA MAA Default unit A REMARKS Enquiry form SOURce CURRent RANGe On this enquiry the current value is supplied in exponential form as amperes without an explicit unit...

Page 115: ...election is set Restrictions Instruction not permissible if device in ramp mode device in calibration mode only measurement in progress SOURce RESistance RANGe DESCRIPTION The device receives a temper...

Page 116: ...wtooth waveform REMARKS Enquiry form SOURce SWEep WAVeform Response TR If a triangular waveform is set SAW If a sawtooth waveform is set Restrictions Instruction not permissible if device in calibrati...

Page 117: ...nt in progress device in ramp mode SOURce TCOuple STARt DESCRIPTION A TC start value for ramp 1 is set here SYNTAX SOURce TCOuple STARt parameter Parameters Numerical value with optional unit Value ra...

Page 118: ...voltage final value for ramp 1 is set here SYNTAX SOURce VOLTage STOP parameter Parameters Numerical value with optional unit Value range 11 to 11V Valid units UV MV V KV MAV Default unit V REMARKS E...

Page 119: ...s set here SYNTAX SOURce CURRent STEP parameter Parameters Numerical value with optional unit Value range 0 to 44mA Valid units UA MA A KA MAA Default unit A REMARKS Enquiry form SOURce CURRent STEP R...

Page 120: ...Numerical value with optional unit Value range 0 to 3000 K or 0 to 2k Valid units C or CEL F or FAR K UOHM MOHM OHM KOHM MAOHM Default unit Depending on the setting REMARKS Enquiry form SOURce RESista...

Page 121: ...onse Set number of passes Restrictions Instruction not permissible if device in calibration mode only measurement in progress device in ramp mode SOURce LIST POINts DESCRIPTION The number of active st...

Page 122: ...t here The list number is selected with the SOURce LIST NUMBer instruction SYNTAX SOURce LIST VOLTage parameter Parameters Numerical value with optional unit Value range 11 to 11V Valid units UV MV V...

Page 123: ...SYNTAX SOURce LIST DWELi parameter Parameters Delta time in seconds Value range 0 1 to 99999 9 The unit is not transmitted REMARKS Enquiry form SOURce LIST DWELi Response The set delta time in seconds...

Page 124: ...BLe The contents of the register are supplied as a decimal value 0 to 32767 STATus OPERation EVENt DESCRIPTION The Operation Status Event Register is read out SYNTAX SOURce CORRection EVENt Parameters...

Page 125: ...on Status Enable Register and Questionable Status Enable Register are reset SYNTAX STATus PRESet Parameters No parameters Value range 0 to 32767 REMARKS Enquiry form No enquiry form 5 2 13 SYSTem Subs...

Page 126: ...permissible limits 224 ILLEGAL PARAMETER VALUE A valid SCPI parameter which however is not used by the device 231 DATA QUESTIONABLE The value of a parameter is questionable 350 QUEUE OVERFLOW Overflow...

Page 127: ...SYSTem VERSion Parameters No parameters REMARKS Enquiry form Only enquiry form Response by the device 1993 0 SYSTem DATE DESCRIPTION The date can be set and requested SYNTAX SYSTem DATE parameter Para...

Page 128: ...n not permissible if device in data logger mode device in calibration mode device in ramp mode device in transmission only mode 5 2 15 UNIT Subsystem UNIT TEMPerature TCOuple DESCRIPTION The unit for...

Page 129: ...DESCRIPTION The unit with measure P can be switsched between the unit of pressure and V and or mV SYNTAX UNIT P parameter Parameters V Unit V mV is selected P Unit of pressure is selected Enquiry form...

Page 130: ...cimal value between 0 and 255 is supplied depending on the contents of the register IDN DESCRIPTION The identification of the device is requested Name of the device Software version of the device Cali...

Page 131: ...No enquiry form SRE DESCRIPTION The Service Request Enable Register is set SYNTAX SRE parameter Parameters Value range 0 to 255 Decimal value corresponding to the bit combination in the 8 bit registe...

Page 132: ...meters A number under which the device setting is to be stored Value range 1 number 4 REMARKS Enquiry form No enquiry form Response Restrictions Instruction not permissible if device in ramp mode devi...

Page 133: ...e A voltage cannot be transmitted or a voltage cannot be measured Bit 1 CURRent A current cannot be transmitted or a current cannot be measured Bit 4 TEMPerature A temperature cannot be transmitted or...

Page 134: ...oked again CSTat DESCRIPTION The calibration status of the current transmission and measurement section can be requested here SYNTAX CSTat Parameters No parameters REMARKS Enquiry form Only enquiry fo...

Page 135: ...7 U measr 11V slope Bits Meaning D0 U transm 10mV offset D1 U transm 100MV offset D2 U transm 1V offset D3 U transm 11V offset D4 U transm 10mV offset D5 U transm 100 mV offset D6 U transm 1mV offset...

Page 136: ...iry form Response by the device a 18 bit word in decimal form In the case of an error the appropriate bit is set to 1 Bits Meaning D0 RTD transm 200 small and positive offset D1 RTD transm 200 large a...

Page 137: ...of pressure module can be entered or queried SYNTAX ROUTe MODule SERNumber nr sernumb Parameters nr The number of the pressure modules 0 to 9 sernumb 12 digit serial number of the pressure moduls Enq...

Page 138: ...associated pressure module REMARKS Restrictions In the following cases the command is not permitted a measurement is stated the equipment is in the adjustment mode the equipment is in the ramp mode R...

Page 139: ...MODule SELect NAME name Parameters name The marking of the module which is to be selected Enquiry form ROUTe MODule SELect NAME Answer The marking of the current pressure module REMARKS Restrictions I...

Page 140: ...nt As soon as a reading is available it is placed in a buffer and the measurement available bit is set in the operation status register It is therefore possible to find out whether a reading is availa...

Page 141: ...DEMOPROGRAMM PRINT burster PRINT Steuerung ber RS232 Schnittstelle PRINT bertragungsprotokoll ANSI X3 28 A4 PRINT PRINT EXIT mit DIM an 50 DIM befehl 50 REM Sonderzeichen werden definiert STX CHR 2 e...

Page 142: ...schen ant INPUT 1 3 WHILE ant etx AND ant EOT Solange kein ETX und EOT empfangen IF ant CHR 32 THEN Wenn keine Sonderzeichen stri stri ant Messwertstring bilden END IF ant INPUT 1 3 Zeichen von RS232...

Page 143: ...ng the device should be described using keywords on a slip of paper which is to be attached to the housing of the device We will be able to process your complaints faster if you add your name departme...

Page 144: ...uld it become necessary to replace the accumulator send the DIGISTANT in for repair In this case the device will also be given a complete checkover and recalibrated if required The replacement will co...

Page 145: ...Model 4420 V001 DIGISTANT Page 145 7 1 Measure and source 7 Technical data...

Page 146: ...erature range 0 23 50 C 0 70 humidity non condensing Storage temperature 10 60 C Charging temperature 10 23 35 C Power supply a Ni MH battery firmly fitted operating period b 230 V AC 6 10 50 60 Hz 11...

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