HMG 2020 - Lifco Hydraulics USA
Contents
1. Technical Details Measurement inputs Channel A and B Channel C and D Channel E Accuracy Measuring channels A B C D Measuring channel E Measuring Rate Normal operation Fast measurement Resolution Display Analog output Channel A and B Interfaces Serial RS 232 Parallel Plug connections Sensor connection Interfaces Voltage supply External voltage Internal voltage Battery life with NiMH 1 AH batteries CE mark Operating temperature Air humidity Weight 53 G T NB Electronics Catalog GY27N8 Diagnostics HMG 2020 General e 2 inputs for 4 to 20 mA sensors connected and evaluated sensors of the same type 4 analog inputs 1digital input 4 to 20mA Ri approx 100 Q 4 to 20mA Ri approx 100 Q or0 to 10V Ri approx 80 K Q 0 3 Hz to 30 KHz 0 to 24V switching threshold approx 4 V 0 25 of the measuring range 0 02 of the instantaneous value 100 ms can be reduced right down to approx 1 ms depending on the sensors connected 10 bit LCD display 2 lines each with 16 characters 0 2 to 4 V 300 to 38400 baud 8 data bits 1 stop bit 1 start bit no parity check handshake with CTS on pin 5 only for printer version Note The plug connection on the HMG does not correspond to the RS 232 standard standard connection compatible with Centronics D sub 9 pole socket D sub 25 pole socket 12 30 V DC charging current max 500 mA constant supply possib2. friendly an interactive software package that allows the user to download the stored data and study it in greater detail For the user who wishes to store or further evaluate the recorded measurement curves and measurement logs this HMGWIN provides a range of useful functions Features e Transfer and Storage of curves and logs from the HMG 2020 to a PC e Viewing of up to 4 different recorded curve or log measurement simultaneously on the monitor e Superimposition of curves Parts of different curves can be superimposed in a new graph for example to show the wear and tear of a machine new condition current condition e Straight edge function As with a straight edge you can measure the curves using the mouse exact time and amplitude value Absolute measured values and also relative measured values measurement in relation to a set marker can be displayed e Zoom function Using the mouse part of a graph can be framed The framed area appears as a new graph enlarged accordingly e Online function The portable data recorder measures and transfers the current measured values straight onto the PC These are then immediately displayed as a graph in realtime comparable with the function of an oscilloscope The graph displayed can be stored if there are any interesting results e Portable data recorder Settings can be transferred to the PC and may be stored The reverse is also possible so for example setti
3. le charging time approx 3 hours when batteries flat 4 x NiMH batteries 1 2 V Mignon depending on the type of sensors connected e g with 2 HYDAC pressure transmitters 4 to 20 mA signal approx 10 hours operation possible 10 to 40 C 0 to 70 relative non condensing approx 5009 The HMG 2020 is a portable data recorder for recording pressure temperature flow rate rom etc in industrial machinery and systems e g hydraulics pneumatics The HMG 2020 can record the measured values from up to five sensors simultaneously e 2 inputs for either 4 to 20 mA or 0 to 10 V sensors e 1 frequency input for digital signals in the range 0 3 to 30 000 Hz e The measurement range and the unit for each sensor can be set as required e g 0 to 250 bar 25 to 100 C 0 to 217 KN Therefore the majority of commercially available sensors with standard output signals can be e As well as the current measured values the unit also records the mini mum and maximum values in addition to the differential between two The HMG 2020 generally distinguishes between three measurement options 1 Normal measurement Purely a display function where the measured values are displayed immediately Ex When HMG is measuring with pressure sensors to act as a digital gauge 2 Curve measurement The measured values are displayed and simultaneously stored continuously in the internal memory The courses of the curves can be printed out on
4. ng range of 25 100 C with current output 4 20 M It is pressure resistant up to 8700 psi 5 Flow rate sensor For accurate flow rate measurement lt 2 of the instantaneous value we supply aluminum turbines as stan dard in the measuring ranges 1 2 to 20 l min 6 60 l min 15 300 I min and 40 600 l min Each supplies an output signal of 4 20 mA and have two G 1 4 BSP threaded connections for connecting additional sensors ex pressure transmitters and temperature sen sors Our flow rate meters are also available in stainless steel with various measuring ranges 6 HDS 1000 The rom probe HDS 1000 is suitable for measuring the speed of rotating bodies The principle is based on a reflecting light barrier with adhesive foil strips 7 Flow rate orifice The measuring orifice EVS 1000 enables cost effective flow rate recording via differential pressure measurement The following measuring ranges are available as standard 5 20 1 min 20 80 1 min and 80 350 1 min The measuring points of the measur ing orifice are in each case Minimess connections series 1620 1 877 GO HYDAC 8 Universal adapter set The universal adapter set UVM 2000 is needed to connect more than two sensors for simultaneous measure ment distributor function or if external sensors are used These can be con nected by means of screw terminals 9 SSS 1000 The current sensor simulator SSS 1000 was designed for teaching pur po
5. ngs for taking measurements on a particular machine can be fed into the HMG 2020 again and again e Data conversion HMGWIN can convert the HMG 2020 data into some other data formats This means for example that the recorded curves can be transferred to many other PC programs spreadsheets database word processing etc and further processed HMG 2020 connected to a PC 55 G TTE Electronics Catalog i DE FLEA A 4 0 Mi E3 1E 1115 Screen showing multiple graphs and whole measurement curve ER EG D i I i 5 j I i ra Fr Hi Te ti E LIN a AA I BI T Pi 157 pn f itd u iach ik A 8 Hg Overlay of two Zoomed section from overlay measurement curves www NydacUusa com The following are accessories available for use with the HMG 2020 Recordable Data Recorder 1 Portable Data Recorder HMG 2020 Measurement unit for recording all sensor signals Base unit of the com plete measurement unit set including main supply units 2 HMGWIN software Windows based PC software pro gram designed to extend the meas urement possibilities of the HMG 2020 Compatible with Windows 95 98 and NT 3 Pressure transmitter For pressure measurement we supply pressure transmitters in the accuracy classes 0 3 0 5 and 1 with many different measuring ranges from 0 to 150 psi up to 9000 psi Required output signals 4 20 mA or 0 10 V 4 Temperature sensor The temperature sensor ETS 4000 has a measuri
6. r EVS 31X0 5 1 2 to 20 I min 0 3 to 5 3 gom 400 bar e Measuring orifice determines flow rate via differential pressure EVS 1000 020 5 to 20 I min EVS 1000 080 20 to 80 l min EVS 1000 350 80 to 350 I min e Revolutions per minute frequency sensor HDS 1000 e Current sensor simulator SSS 1000 e Hydraulic adapter set Minimess series consisting of 2 off adapter hoses DN 2 400 mm 1620 1620 2 off adapter hose DN 2 1000 mm 1620 1620 2 off pressure gauge direct connections 1620 G 1 4 2 off adapters 1615 1620 2 off bulkhead couplings 1620 1620 e Universal adapter set UVM 2000 e HMGWIN PC software With PC connection cable for serial interface and 9 pole to 25 pole adapter e Analog output cable For channels A and B e Connection cables A B cable or C D cable with 2 Binder plugs for pressure tem perature or flow rate sensors in the following lengths 2m 5m 10m 20m e ZBE 04 Binder plug adapter series M714 to Hirschmann DIN 43650 Enables connection of pressure transmitters HDA 3XX5 A 2 conductor 4 20mA signal with Hirschmann plug via the A B or C D connection cable e Plastic carrying case with foam rubber insert Regular HDA 4400 or 4700 series transducers must have pulse mode set to inactive ENGNLN Electronics Catalog 54 GNANIS Diagnostics HMGWIN The HMGWIN PC program expands the measurement options of the portable HMG 2020 data recorder HMGWIN is compatible with Windows 95 98 NT user
7. r display 1 of 5 current temperature value peak value of the flow rate minimum pressure value and current rom value Identification of recorded curves or logs The user can program in a specific company name and assign a specific station number to the system being presently worked on This specifies which sys tem each measurement was recorded from Printer Options These options enable print outs black amp white or color to be done on commercially available printers Additional details can be obtained from the technical information in this brochure or simply by contacting one of our distributors Deluxe HMG Diagnostic Kits See the inside back cover for details p pr 1 877 GO HYDAC The following are supplied 4x NiMH rechargeable batteries 1x power adapter for 110 VAG 1x 2 meter A B sensor cable A B cables with Binder M714 type electrical connections 1x operating manual 2x ZBE 04 Binder M714 to DIN 43650 adapters Accessories must be ordered with full details e Pressure Transducers HDA 3700 amp 3800 series available from 1 to 9 to 0 to 600 bar HDA 4475 series modification 104 available from 0 to 150 to 0 to 9000 psi e Temperature sensor ETS 4144 A 000 25 to 100 C 13 to 212 F e Flow rate sensor e Turbine Style EVS 31X0 1 6 to 60 I min 1 6 to 15 9 gom 400 bar EVS 31X0 2 40 to 600 I min 10 6 to 159 gom 315 bar EVS 31X0 3 15 to 300 I min 4 to 79 3 gpm 400 ba
8. ses It can be used to simulate two current sensors 4 20 mA via rotary potentiometers Personnel can learn how to use the HMG or consolidate their knowledge of the unit in the office The current sensor simulator is particularly suitable for staff training 10 Hydraulic adapter set The hydraulic adapter kit allows pressure transmitters with G 1 4 A external thread to be connected to existing Minimess pressure connec tions series 1620 or 1615 11 Analog output cable The analog output cable can be used to transfer the current meas ured values of channels A and B as a voltage signal to an oscilloscope or a recorder 12 PC Cable Connects HMG to computer 13 Sensor Connection Cables A B and C D HYDAC Electronics Catalog 56 1 877 G0 HYDAC Electronics Catalog 64
9. the printer as soon as measuring has stopped or transferred to a PC and viewed with the software 3 Log measurement The measured values are dis played and can be stored as log entries in the internal memory This method of measurement is used primarily for long term measurements e g one week one month one year etc The log entries can be printed out on a printer as soon as measuring has stopped or transferred to a PC The internal memory can store up to 50 different curves and logs with 250 000 measured values in total To optimize your measurements the unit has a wide variety of additional functions e Choice of language The user may define which lan guage the unit will display the data and parameters www hNhydacusa com Model Code HYDAC HMG 2020 004 E Series sd Series HMG 2020 Modification number 004 standard unit User manual and documentation E English e Two trigger possibilities Definition of events which start a curve measurement or which on a log measurement transfer the current measured values to memory Ex A curve is to be recorded when the temperature exceeds 50 C or the system pressure falls below 25 bar The two triggers can in addition be linked togeth er logically and or following one another chronologically SO that data is recorded exactly at the required moment Definable displays Define which measured variables should appear on the unit display Ex Use
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