COMBILOG 1022Data LoggerHardware Manual Version 1.04
1 GENERAL PRELIMINARY REMARKS1.1 About this ManualThe manual contains all important information concerning the function, installation and initia
11 COMMUNICATION11.1 Bus InterfaceThe bus interface of the data logger is an RS485 interface ac-cording to the specifications of the EIA-RS485 USA sta
11.3 Data FormatThe data logger COMBILOG 1022 supports following data formats:For-matStart-bitData-bitParity- bitStop-bitCharacter lengthA
11.4 Output FormatThe data format can be user defined by means of configuration software COMBILOG.EXE. The data logger adjusts the data formats acco
format length range of valuesinteger 2 byte (dec - 32768) ≤ i ≤ (dec +32767)Real 4 Byte (dec – 2129) ≤ x ≤ (dec + 2129)Table 11.4
Following points have to be considered, referring to the above example: Decimals are not cut off, but are rounded off. In case of overflow with a tr
11.5 Transmission SequenceThe data are transmitted from and to the data logger with fol-lowing sequence:ASCII-ProtocolSD.. ..ED SD .. .. .. .. .. ..
protokol baudrate T1 min T1 max T2 min T2 max T3 minT3 maxadjustable no yes yes no no yesASCII2400 bit/s4800 bit/s9600 bit/s19200 bit/s38400 bit/s0 1
11.6 ASCII protocol11.6.1 Telegram Format for the ASCII ProtocolFor the request-and response telegrams the ASCII-protocol distinguishes be
SD: Start-Delimiter (length = 1 byte):The Start-Delimiter SD marks the beginning of a telegram. It assumes the following values in an ASCII-protocol:S
FCS: Frame-Check-Sequence (length = 2 byte):The Frame-Check-Sequence FCS identifies the running digital sum of the telegram. This is the sum of the AS
this manual, which only explains the general use of the data logger COMBILOG 1022.1.3 Contact for InquiriesIn case of inquiries concerning t
11.6.2 Instruction Set in the ASCII-ProtocolCheck sumrequest telegram reply with orderlyperformancereply incase of er-rorread device identificationwit
Check sumrequest telegram reply with orderlyperformancereply incase of er-rorRepeat reading the events from pointer 2 with # aa f cc <cr> >
pointer setting. If there is no further communication within 1 minute, password release is deleted.For passwords, only capital letters and numbers ar
device identification (v...v) length = 28 char<vendor name> ASCII ("Friedrichs") 10 char<model name> ASCII ("COMBILOG&quo
If the bit Mn in the module status is set it indicates that an error has occurred in the data logger. Valid is:M1 = 1: EEPROM error M5 = 1: RTC errorM
Coding <type of calculation>:ASCII "0": normal calculation of average valueASCII "1": calculation of average value with wind
error code (e) length = 1 char<error code> ASCII 1 charCoding <error code>:ASCII "1" event memory emptyASCII "2" read-
11.7 PROFIBUS protocol11.7.1 Telegram Format for the Profibus ProtocolFor data transmission via PROFIBUS following telegram formats are re
SD: Start-Delimiter (length = 1 byte):The Start-Delimiter SD identifies the beginning of a telegram. It can assume the following values in the PROFIBU
DA: Destination-Address (length = 1 byte):The Destination-Address DA identifies the address of the com-munication partner to whom the data shall be tr
2 SYSTEM DESCRIPTION2.1 System OverviewThe COMBILOG 1022 is a data logger with compact design, combined with integrated LC-display and me
ResDataUnit: Response-Data-Unit (length = 0 ... n byte):The Response-Data-Unit identifies a data field in the response telegram which contains the dat
11.7.2 Instruction Set in the PROFIBUS-ProtocolLayer 2-adoption in PROFIBUS protocol:With PROFIBUS every bus user has so-called "service access p
A DSAP - respectively SSAP-entry is identified by setting the highest bit in the address byte of Destination-Address (DA) or Source-Address (SA) res
PROFIBUS - layer 2 commandsDSAP service data to the module (ReqDataUnit) data from the module (ResDataUnit)read device identification0 ident no data &
PROFIBUS - DP commandsDSAP ser-vicedata to the module (Re-qDataUnit)data from the module (Res-DataUnit)read, write and tare / reset channels56 SRD [&l
<ident> device identification length = 32 byte<length vendor name> binary (hex 0A) 1 byte<length controller type> binary (hex 08) 1
bit 1 = 1: EEPROM error bit 5 = 1: (RTC-Error)bit 2 = 1: FLASH error bit 6 = 1: (currently not occupied)bit 3 = 1: ADC error …bit 4 = 1: configuration
Coding <host input>:hex 00: host input is not possiblehex 01: host input is possible (tare/reset/dig.out/setpoint values)Coding <type
<channel value Pn> binary 1, 2 or 4 byteReqDataUnit: [<tare/reset> [ <P1> [ ... [ <Pn>] ] ] ]ResDataUnit: <K1 > . .
11.8 MODBUS protocol11.8.1 Telegram Format for the MODBUS-RTU ProtocolThe request and response telegrams in the RTU-mode used by the sensor modules st
For applications like outdoor use there is a version with stain-less steel housing available, as well as various other accessor-ies.Configuring of the
11.8.2 Instruction Set in MODBUS-RTU ProtocolWith the MODBUS-protocol the data are read and written via register accesses. The following register acce
BYTNUM ... number of data bytes (max. 64)D0 - Dn ... data bytes (max. 64)CRC ... check sumCRC polynomial: u15 + u13 + 1CRC start value:
Preset Single RegisterDescription:By this command a single register can be written.Request TelegramADR FNR REGSTA REGNUM CRC6 MSB LSB MSB LSB MSB LSBR
DiagnosticDescription:By this command a diagnostic telegram will be sent to the data logger. If the telegram has been received in correct form the mod
Preset Multiple RegisterDescription:By this command a large, continuous field of registers can be written.Request TelegramADR FNR REGSTA REGNUM BYT-NU
Register ContentsChannel values in integer formatRegister Type Contents Range0000 ro/rw Channel 1 integer value -32768 ... 327670001 ro/rw Chann
Note: The possibility of a writing command on the registers 0000 to 005F depends on the configuration. With the following channel types a writing
x ... “V“: Universal programy.yy : VersionStatus informationRegister Type Contents Length0500 ro Module status 2 Byte0501..0502 ro Channel stat
Channel informationRegister Type Contents Length1000 ro Channel 1 Variable type 2 Byte1001 ro Channel 1 Measuring principle 2 Byte1002 r
Coding <Channel type>:hex 0 Empty channel (EM)hex 2 Arithmetic channel (AR)hex 3 Digital output channel (DO)hex 4 Digital input channel (DI)
logger via the RS485 bus. In this case the COMBILOG is used as a bus master to read the measured values from the slave modules.All data can be transmi
Read data from external channelRegister Type Contents Range2000 ro Channel 1 real High Word 0 ... 655352001 ro Channel 1 real Low Word 0 ..
11.9 Sample ProgramThe task is:The measured value in channel 2 shall be read from the sensor module with the address number 10. The value has been co
11.10 Autocall FunctionThe auto call function enables the data loggerCOMBILOG 1022 to send messages automatically via modem or as SM
Format of the status message:= Time ; N ; Location ; SN ; A ; KS ; MS= Start-DelimiterTime Date/Time (12 character, format YYMMDDHHmmSS); delimiterN M
11.11 Modem ConnectionIn case of using a telephone or GSM modem with theCOMBILOG the modem must at first be initialized by means o
12 WEBSERVER12.1 GeneralThe Web server can be used to configure and view settings of the COMBILOG 1022. To access the COMBILOG 1022 web server type
12.5 Data LoggerThis page gives a short overview of the logger configuration. Settings like general sample rate (for all channels but the ana-logue
tivated the data logger outputs an ASCII formatted string to the serial interface with every logging interval.12.10 Logger ConfigurationUsing this pag
13 SPECIFICATIONS13.1 Power Supply Voltage range: +10 ... 30 VDC Power input: depending on scan rateapprox. 240 mW at measuring rate 60 s = 20.00 mA
13.4 Analogue Inputs (8 per Module)as voltage input: Types of measurement: single-ended, differential Ranges: ±10 V / ±5 V / ±2.5 V / ±1.25 V / ±625
2.3 FeaturesFunction: Measurement inputs for all common types of sensors for I, U and R. Several different sensors can be connected simu
Accuracy: 0.05 %, (dependent on range) Resolution: 0.003 .. 0.03 %,(dependent on range) Linearity: 0.01 % Temperature drift: 25 ppm/K5 ppm/K with
Baud rate ASCII: 2,400 / 4,800 / 9,600 / 19,200 bps 38,400 bps SD Card interfaceHardware Manual COMBILOG 1022151
13.7 Operating Conditions Operating temp.: -40 to +85 °C* Storing temperature: -40 to +85 °C(different values for operation with memory cards) Mois
13.9 Shell Material: Aluminium and ABS Dimensions: w 187 x h 97 x d 73 mmw 7.36 x h 3.82 x d 2.87 inch Weight: approx. 720 g Protection class: IP
Ordering code Type-no.data logger COMBILOG, with 6 digital and 8 ana-logue inputs, RS232, RS485, Ethernet and USB in-terfaces, with 7 MB intern
14 SIMPLIFIED DRAWINGS14.1 Front ViewHardware Manual COMBILOG 1022155171,00 mm187,00 mm98,00 mm
APPENDIXA. Pinout Arrangements for analog Sensors at the Data Loggermeasurement ofvoltage voltage current single-ended differential single-endedmeas
B. Pinout Arrangements for digital Sensors at the Data Loggerdigital status outputU+I/Odigital status recording frequency measurementI/O0 VI/O0 Vfprog
C. Pinout Arrangements for analog Sensors of Th. Friedrichs (Examples)Voltage measurement, Voltage measurement,single-ended: differential:AIN 1SOURCE
Resistance measurement, 4-line:AIN 1SOURCEIn +In -AGNDPt100 1 2 3 4 2010, 2014, 2015, 2017, 2018, 2019,Pt100 1 2 3 4 2020, 2030, 210
LED-status indication for the ethernet interface LC-display (4 x 16 characters) and push-/turn knob for op-erationMeasured value processing: Linea
D. Pinout Arrangements for digital Sensors of Th. Friedrichs (Examples))Status: Frequ
E. Configuration Table for the Data Loggeroptiontype ofaveraging fordata storageoffsetcorrectiontime baseconv. factordata memorysummingresetthreshold
F. Accuracy / Resolution / Noise / Linearity / Temp-DriftOverview measuring rangesgain stepgain factorvoltage meas-urementcurrent meas-urementresist.
Overview measuring accuracy type of measurements voltage single-end.current measur.voltage dif-ferentialallgain stepgain factoraccuracy(1)resolutionno
Voltage measurement - single-endedrange accuracy(1)(3)Resolution / noise(1)linearity(2)temperat. drift(2)±10 V 1.0 mV±5 V 0.5 mV±2.5 V 0.3 mV 0.01 % 0
Voltage measurement - differentialrange accuracy(1)(3)Resolution / noise(1)linearity(2)temperat. drift(2)±10 V 3.0 mV±5 V 1.5 mV±2.5 V 0.8 mV 0.03 % 0
Current measurementrange accuracy(1)(3)Resolution / noise(1)linearity(2)temperat. drift(2)25 mA 12.5 µA12.5 mA 6.25 µA 0.003 %6.25 mA 3.13 µA 0.05 %3.
Resistance measurementrange accuracy(1)(3)Resolution / noise(1)linearity(2)temperat. drift(2)20 kΩ 10 Ω10 kΩ 5 Ω5 kΩ 2.5 Ω0.003 %2.5 kΩ 1.25 Ω0.05 %1.
G. Algorithms for special meteorological ParametersIndex of constantsSVP = Saturation vapor pressure in hPaVP = Actual vapor pressure in hPa with air
Saturation vapor pressure( )SVP TT C eC TTC TT=+123**by MAGNUS (1)Actual Vapor Pressure VP( ) ( )VP SVP HT C SP TT HT= − −* *by SPRUNG (2)Rel. humidit
Communication: Integrated RS 485, RS 232, USB and Ethernet communic-ation interface Autonomous function independent of subsequent systems Definitio
Standard deviationsxxnn=−∑∑−²( )²1 Vector mean value of wind direction (VecD) and wind speed (VecV)The components of th
WV u u= +1222WD′ = arctan uu21 with 0 90° ≤ ′ ≤ °WDAs u1 and u2 may also be relative and arctan is only defined for a range 0°...90°, the true d
H. Description of Short Real FormatThe data type occupies 4 byte (32 bit, corresponding 8 hexa-decimal numbers) which are placed a
I. Notes for installing Configuration Software COMBILOG.EXEThe COMBILOG 1022 can completely be configured by means of the COMBILOG.EXE progra
In case a software update for the data logger is necessary, the configuration program provides a download function, that sends the new pro
3 INSTALLATION3.1 Mounting / FixingThe data logger COMBILOG 1022 has a snap-on mounting for installation on standard profile rails 35 mm (1.4 inch) ac
Issue: 22.01.2010Technical data are subject to change!Hardware Manual COMBILOG 10222
3.3 Ambient TemperatureThe admissible ambient temperature for the data loggerCOMBILOG 1022 is -45 °C to +85 °C. The admissible ambient t
Description of the parts:Number Description Number Description1 USB9Module jack connection2 Ethernet 10 LED ERR (red)3 Voltage supply 11 LED RUN (gree
3.5 Connection Connection: plug-in screw terminals Nominal cross section: 1.5 mm² (0.02 square inch)unifilar/fine-strand (AWG 16) Length of wire
3.6 Power SupplyFigure 3.2 Connection of the distribution voltageVoltage range +10 ... +30 VDCPower input 0.1 W typical (up to 1.1W maximum, depe
Non-regulated DC voltage between +10 and +30 VDC is suffi-cient for the power supply of the data logger COMBILOG 1022. The input is protected against
3.7 Bus ConnectionIn general the data logger is connected to the bus by applying the signal leads A and B of the incoming bus cable and A' and B&
Figure 3.4 Connection of the data logger to the bus by a stub cable3.8 Sensor ConnectionThe analogue and digital signal inputs and outputs are wire
Following devices can be connected directly to the digital out-puts: signal lamps, small relays, switching relays for larger loads, ac
Note: It is necessary to take care that the current at the Module Jack is not higher than permitted. Thus, the power supply preferab
4 SIGNAL PROCESSINGThe data logger COMBILOG 1022 has eight analogue inputs and six digital inputs/outputs. Several different sensor signals as well
Copyright 1995-2010, Theodor Friedrichs & CO (Germany).Copyrights: Operating instructions, manuals and software are subject of copyr
As inputs the I/Os can be used for collecting feed-back signals, for measuring frequencies, as counters or for receiving special serial 8-bit-Graycode
4.4 Internal Reference Voltage, Offset- and Drift CorrectionAn internal reference voltage serves to adjust the entire ana-logue signal proce
4.5 Internal ProcessingNext to collecting the analogue input signals, the analogue mul-tiplexer at the input of the circuit collects the internal refe
failure or breaking of the sensing element or short-circuit can also be realised. The data logger can be activated - by means of appropriate configura
4.7 Signal ProcessingArithmetical averaging is carried out using several measuring values. The averaging interval, which is the same for all chan-nels
5 FUNCTIONAL DESCRIPTIONThe data logger COMBILOG 1022 has a total of 32 logical channels for the collection, processing and output of vario
5.1 Analogue Input ChannelThe Analogue Input Channel collects and processes the sig-nals of the most common types of sensors. A large number of standa
5.1.1 Voltage MeasurementTwo methods are available for voltage measurement: single-ended and differential measurement.With the single-ended type the
Voltage MeasurementFigure 5.1 Voltage measurement - single-endedFigure 5.2 Voltage measurement - differentialHardware Manual COMBILOG 102238Sour
5.1.2 Current MeasurementFor current measurement the current source is connected between an analogue input (In+) and analogue ground (A
Hardware Manual COMBILOG 10224
Current MeasurementFigure 5.3 Current measurement with internal shuntFigure 5.4 Current measurement with external shuntHardware Manual COMBILOG
5.1.3 Resistance MeasurementResistance measurement is carried out by means of voltage measurement at a resistor, measuring the resulting
Resistance MeasurementFigure 5.5 Resistance measurement in 2-wire techniqueFigure 5.6 Resistance measurement in 3-wire techniqueFigure 5.7 Re
Temperature Measurement with ThermocoupleThermocouples consist of two “thermoelectric wires” made of different materials (e.g. platinum and plati
If the temperature is measured by external cold junction com-pensation, a second thermocouple of the same type is re-quired, which i
Temperature Measurement with ThermocoupleFigure 5.8 Temperature measurement with internal cold junction compensation by special terminal clamp ICJ
5.2 Digital Input ChannelThe following functions can be realized by means of the Digital Input Channel: Digital status recording Frequency measureme
5.2.1 Digital Status RecordingFor the acquisition of digital status information (on/off, closed/open, left/right, etc.) the signal fed t
5.2.2 Frequency MeasurementWith frequency measurements the data logger counts the pul-ses within a certain time interval at the digital input. The use
Frequency MeasurementFigure 5.11 Frequency measurementI/O 1time baseTB TB TBcounting1 2 3 1 2 3 1 2 3 1measurand(TB = 5 sec)signal diagram:- high le
CHAPTER SURVEYPage1 GENERAL PRELIMINARY REMARKS...102 SYSTEM DESCRIPTION...123 INSTALLATION...
5.2.3 Progressive CounterWhen configuring a digital input as a progressive counter the data logger COMBILOG 1022 constantly monitors the digital i
5.3 Digital Output Channel5.3.1 Digital Status OutputThe digital output channel supports: digital status output, host-controlled digital status outp
The thresholds can be freely defined by the user. The user can also preset the logical signal level (see also the configuration software COMBILOG.EXE)
5.4 Arithmetic ChannelBy means of the arithmetic channel sensor channels and con-stants can be connected with each other via arithmetic opera-tions. T
spez1(INTERFACE; TYPE; START; VAR; DEFAULT)• INTERFACE• 1: RS232• 2: RS485• TYPE• 1: constant length• 2: variable length• START: start position (start
Note: The calculation time of an Arithmetic Channel is min 0.2 ms. The overall calculation time is the sum of the times of all operand
Arithmetic Operatorsoperations abbreviation timeAddition + 0.26 msSubtraction - 0.26 msMultiplication * 0.26 msDivision / 0.26 msModulo % 0.24 msTrunc
Free space in RAM RAMSpace 0,1 msApplication specific function 1 spec 11)Application specific function 2 spec 21)Application specific function 3 spec
The results of the inverse functions are given in radians (2π = 360°). At the function arcsin the value + 2π will be assigned to the Arithmetic Channe
5.5 Setpoint ChannelThis channel features transmission of values via bus to the data logger COMBILOG 1022. The values are allocated to the
TABLE OF CONTENTSPage1 GENERAL PRELIMINARY REMARKS...101.1 About this Manual...
5.9 Error HandlingThe data logger COMBILOG 1022 can detect independently certain defects, which are result of a line break, short-circuit or co
6 DISPLAY / MENU OPERATION6.1 Display and OperationThe data logger COMBILOG 1022 has a display with 4 lines of 16 characters each, in order
Main menu Note: The number, designation and indication of the measured value of the channels depend on the configuration.Hardware Manual COMBILOG 102
Configuration menuNote: If the push/turn selection knob is pressed at any point in the configuration menu for about 1 second you will return to the in
Setting of the display backlightNote: The value of the display backlight can be set in steps from 0 % to 100 %. With low values the display will be
Setting the scan rate and the averaging intervalConfiguration menuNote: The scan rate determines after which time interval the measured values of the
Setting of the Automatic Switch Off and the LED DisplayConfiguration menuNote: With the automatic switch off function the data logger
Setting of the Baud Rate and the AddressConfiguration menuNote: Possible values for the baud rate are 2400, 4800, 9600, 19200 and 38400 bps. Additiona
Lock or unlock the press/rotary knob inputConfiguration menuNormally the changing of configuration parameters by the press/rotary knob i
Network settingsIf the powersave feature for the ethernet interface is enabled no connection can be established using this interface.Due to the relati
5 FUNCTIONAL DESCRIPTION...345.1 Analogue Input Channel...355.1.1 Vo
Channels settingsIn order to change the values the press/rotary knob must be pressed. Thereby a cursor will be set on the first character of the value
Display and delete the data memoryMain menuThe display shows the number of stored datasets and the max-imum capacity of the data memory. The fourth li
Setting of the date and timeIn order to change the date and the time the press/rotary knob must be pressed when the time(1) respectively dat
6.3 SD-CardIf a SD-card is inserted into the card slot an additional menu item is displayed in the main menu. Choosing this menu item one can update t
6.3.1 Remove CardIf a SD-card is configured as logging destination the card has to be logged off of the system before removing it. Otherwise written d
7 DATA STORAGE7.1 General Remarks to Data StorageThe COMBILOG 1022 is able to store the calculated mean val-ues. Data storage with the COMBILOG 1022
Conditional data storageMeasured values are stored in the memory as long as a condi-tion defined by the configuration program is valid
7.4 Internal Data StorageThe COMBILOG 1022 is delivered with 8 MByte flash memory. For data recording 7 MByte memory are available as circular memory
Memory demand for one record:Number of bytes = 8 + 4 * number of measured valuesThe duration of data recording until the data memory is filled can be
7.5 External Data Storage with SD CardThe data will be stored in a file on the SD Card. The name of the file depends of store mode. Three different mo
9 INITIATION AND TEST...849.1 Before Connecting the Device...849.
Theodor Friedrichs & Co. delivers pre-formatted memory cards, that can directly used for the COMBILOG.Structure of the data file:Ident Friedrichs
Note: With the Configuration program a ”;” or a “TAB” (ASCII 09hex) can be selected as delimiter and a “:” or a “;” is select-able as decimal point.M
8 MASTER FUNCTION8.1 Master FunctionThe two interfaces and the master function of theCOMBILOG 1022 allows a configuration of
Configure all slave modules with the same bus parameters as the master data logger (same protocol type, same baud rate and parity). All modules must
Figure 8.1 Example Master Slave SystemHardware Manual COMBILOG 102284Host-RechnerRS232BusmasterAdresse 01SlaveAdresse 02SlaveAdresse 03Sensoren Sens
9 INITIATION AND TEST9.1 Before Connecting the DeviceBefore connecting the supply voltage to the data loggerCOMBILOG 1022, once agai
RUN(green LED)ERR(red LED)meaningoffThe supply voltage has been selected too low or the power supply cannot supply the required power.off
10 STRUCTURE OF THE BUS TOPOLOGYThe coupling of the data logger COMBILOG 1022 to a commu-nication bus is performed via an integrated RS485 interface.
Line length:depends on the transmission speed, max. 1.2 km (0.75 miles) per bus segment, max. 4.8 km (3 miles) via a phys-ical bus string with 3 rep
10.2 Bus StructureThe bus structure is a line structure where each bus segment will be blanked off with characteristic impedance on both ends. Branche
11.11 Modem Connection...14312 WEBSERVER...
: :: :...Figure 10.4 Line structure with branchesThe RS485 interface permits the simultaneous connection and operation of a maximum of 32 bus users pe
Note: These specifications refer to bus cables with a conductor cross section of 0.22 mm² and a permissible signal attenuation of max. 6 dB referred t
10.5 Bus PlugFor installing the bus cable and the bus interface, 9-channel D-sub miniature plugs and sockets are used. The pin assign-ment for the RS
Only signal leads A and B (and Shield) are absolutely obligat-ory for a (shielded) connection. All others can be installed to-gether with these signal
The bus termination can be carried out in various ways.It can either be carried out via external resistors and a separate power supply, independent of
make absolutely sure that the jumper clips are installed as in-dicated, and that the bus leads or the bus termination are not short-circuited by mista
Bus parties such as controls (PLCs), computers (PCs), repeat-ers and interface converters, a.s.o., mostly offer the possibility of applying the shield
10.9 Potential EqualizationThe difference between the actual physical voltage potentials DGND of all connections with the bus must not exceed ±7 Volt.
If no other specifications are made on delivery, the data logger has address 1 and baud rate 19,200 bps, no parity as default. The adjustment can be c
Note: The address “127” is reserved for broadcast transmis-sion in the PROFIBUS-protocol (Level 2) and may only be as-signed for these cases.Adjustme
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