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ISOMAG CS3795 Operating And Maintenance Manual

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OPERATING AND MAINTENANCE
MANUAL
CS3795
MAN_CS3795_IT_EN_IS_R01_1.02.XXXX

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  • Page 1 OPERATING AND MAINTENANCE MANUAL CS3795 MAN_CS3795_IT_EN_IS_R01_1.02.XXXX...
  • Page 2  Release number: MAN_CS3795_IT_EN_IS_R01_1.02.XXXX The characters of file name in bold type indicate the software version which the manual refers to; it is visualized at the instrument start up, or by specific function on DIAGNOSTIC menu. The reproduction of this manual and any supplied software is strictly forbidden.
  • Page 3 MAN_CS3795_IT_EN_IS_R01_1.02.XXXX...
  • Page 4  INDEX INTRODUCTION _______________________________________________________ 1 SAFETY INFORMATION _________________________________________________ 1 SAFETY CONVENTION __________________________________________________ 2 TECHNICAL CHARACTERISTICS ___________________________________________ 3 ENVIRONMENTAL USE CONDITIONS _______________________________________ 3 DATA PLATE __________________________________________________________ 3 OVERALL DIMENSIONS _________________________________________________ 4 FLOW DIRECTION _____________________________________________________ 5 INSTALLATION RECOMMENDATIONS ______________________________________ 5 SHREWDNESS AND PRECAUTIONS ________________________________________ 6 SENSOR INSTALLATION _________________________________________________ 7 EXPLODED LAYOUT ____________________________________________________ 9 ELECTRICAL CONNECTIONS ____________________________________________ 10...
  • Page 5 MENU 3 - SCALE ______________________________________________________ 28 MENU 4 - MEASURE ___________________________________________________ 30 MENU 5 - ALARMS ____________________________________________________ 32 MENU 7 - OUTPUTS ___________________________________________________ 33 MENU 9 - DISPLAY ____________________________________________________ 35 MENU 11 - FUNCTION _________________________________________________ 36 MENU 12 - DIAGNOSTIC _______________________________________________ 37 MENU 13 - SYSTEM ___________________________________________________ 40 MENU 15 - PROCESS DATA (ONLY MCP) ___________________________________ 45 ALARM MESSAGES (CAUSES AND ACTIONS TO BE TAKEN) _____________________ 47...

  • Page 6: Safety Information

     INTRODUCTION These operating instructions and description of device functions are provided as part of the scope • of supply. They could be modified without prior notice. The improper use, possible tampering of the instrument • or parts of it and substitutions of any components not original, renders the warranty automatically void. The flow meter realizes a measure with liquids of conductivity greater than 5µS/cm in closed •...
  • Page 7  Verify periodically (every 3-4 months): The power supply cables integrity, wiring and other connected electrical parts ‰ The converter housing integrity ‰ The suitable tightness of the sealing elements ‰ The mechanical fixing of the converter to the pipe or wall stand ‰...

  • Page 8: Technical Characteristics

     TECHNICAL CHARACTERISTICS Instrument classification: class I, IP67, installation category II, rated pollution degree 2. Power supply voltage Pmax min10 / max30 V Voltage variations must not exceed ±10% of the nominal one. ‰ Output insulated up to 500V. ‰ The output 4-20mA max load: 500 Ω...

  • Page 9: Overall Dimensions

     OVERALL DIMENSIONS PG9 USB PLUG 1” SIZE "L" DIMENSION 176mm 244mm 462mm MAN_CS3795_IT_EN_IS_R01_1.02.XXXX 4 di 50...

  • Page 10: Flow Direction

     FLOW DIRECTION Before installing the sensor locate the direction of the liquid in the piping The sign of the flow rate is positive, when the flow direction it’s from – to + as printed on the tag plate. If after the installation, for plant request becomes necessary reverse the sign of the flow, it's enough reverse the sign of the coefficient KA.
  • Page 11  SHREWDNESS AND PRECAUTIONS In vertical installations an ascending flow is preferable. For vertical installations with descending flow direction contact the manufacturer Avoid a partially empty pipe, during operation the pipe must be either completely full of liquid or comple- tely empty Install the sensor away from bends and hydraulic accessories (see the tabe in the previous page) UPSTREAM...

  • Page 12: Sensor Installation

     SENSOR INSTALLATION SIZE DN RANGE MS3795 Sensor SIZE 1 from DN 80* up to DN 500 SIZE 2 from DN 80* to DN 1000 SIZE 3 from DN 80* to DN 2000 PTFE gasket *Installations from DN 80 up to 200 are recommended for special uses Welded jacket 1”...
  • Page 13  PTFE gasket Place the gasket on to the sensor shaft. ‰ Insert the sensor in to the Ø 1” jacket ‰ Line up longitudinally the connector axis with the pipe ‰ line axis Tighten the nut with a 38mm spanner. The tightness of ‰...

  • Page 14: Tightening Torques

     EXPLODED LAYOUT Ground connection screw PG9 plug for USB connection 5 poles plug (phoenix contact SACC-FS-5SC SH SCO) TIGHTENING TORQUES PG7 plug 5 poles plug MAN_CS3795_IT_EN_IS_R01_1.02.XXXX 9 di 50...
  • Page 15  ELECTRICAL CONNECTIONS OUTPUTS (CONNECTOR) 1 (+) POWER SUPPLY 2 (+) OUTPUT 1 3 (+) OUTPUT 2 (OPTIONAL) 4 (+) 4-20mA max load: 500 Ω OUTPUT (OPTIONAL) 5 (-) POWER SUPPLY / OUTPUTS PIN 5 TO BE CONNECT TO THE GROUND OUTPUTS (CABLE) 1 (+) POWER SUPPLY 2 (+) OUTPUT 1...

  • Page 16: Grounding Connection

     GROUNDING CONNECTION ALWAYS ensure that the instrument is grounded (earthed) correctly. The grounding ensures that the equipment and liquid are equipotential. POWER SUPPLY Before connecting the power supply, verify that the mains voltage is within the limits indicated ‰ on data plate.
  • Page 17  ON/OFF OUTPUTS 2 (out1) 3 (out2) 5 (-) Opto-insulated output ‰ Maximum switching voltage: 40V ‰ Maximum switching current: 100mA ‰ Maximum saturation voltage between collector and emitter @100mA: 1.2V ‰ Maximum switching frequency (load on the collector or emitter, RL=470, VOUT=24V ‰...

  • Page 18: User Interface

     USER INTERFACE CS3795 can be programmed by MCP interface (USB cable is required see below) Make the USB connection as shown in the following picture. USB type B cable (not supplied) Conn. USB type B USB type A MAN_CS3795_IT_EN_IS_R01_1.02.XXXX...

  • Page 19: Meaning Of Symbols

     MEANING OF SYMBOLS FLAG DESCRIPTION EMPTY PIPE FILE UPLOAD FILE DOWNLOAD FLOW RATE SIMULATION (FLASHING) CALIBRATION (FLASHING) GENERIC ALARM (FLASHING) GENERAL ALARM ONLY ON PHYSICAL DISPLAY (FLASHING) SIGNAL ERROR EXCITATION ERROR MIN FLOW ALARM MAX FLOW ALARM VIDEO TERMINAL CONNECTED FLOW RATE OVERFLOW PULSE 1 OVERFLOW PULSE 2 OVERFLOW...
  • Page 20  START VISUALIZATION PAGES The visualization pages can be change according to instrument’s setup. Electrode 2 voltage Electrode 1 voltage Electrode 2 resistance Video term. connected Electrode 1 resistance Flow speed % full scale Flow rate graph Flow rate value Flow rate trand Partial net totalizer Data &...

  • Page 21: Flow Rate Visualization

     FLOW RATE VISUALIZATION This symbol appears only when the overall noise is over 2.5% of flow rate. The converter of the meter can show a 5 digits display for flow rate units; this mean the maximum flow rate value that can be represented on the display is 99999 (no matter the positioning of the decimal point).
  • Page 22  CONVERTER ACCESS CODE The access for programming the instrument is regulated by six access levels logically grouped. Every level is protected by a different code. ‰ Access Level 1-2-3-4 Freely programmable by user 13 s ccess ysteM Depending on the level of access different display functions will be visible.
  • Page 23  The following example shows how to change the Full scale by Quick Start menu; the second illustrates how to change the function by the Main menu. EXAMPLE: modifying the full scale value from 4L/s to 5L/s, from the “Quick start menu” Press enter key to access in the Use the right-left arrow keys to select the character “Quick Start menu”...
  • Page 24  EXAMPLE: modifying the full scale value from 4l/s to 5l/s, from the “Main Menu” (quick start menu enabled) Press enter key to access in the Use the right-left arrow keys to select the “Quick Start menu” character and the up-down arrow key to assign the numeric value of the access code Press the enter key to confirm the access code Select the Main Menu function with the arrow keys...
  • Page 25  P R O G R A M M I N G F U N C T I O N S Sensors model: Enter the first two characters of the serial number of the sensor Flow sensor lining material type Type of sensor: fullbore or insertion Type of measure units for sensor parameter: metric or imperial Insert ND of sensor (0-2500)
  • Page 26  Maximum value alarm set for direct flow rate Maximum value alarm set for reverse flow rate Minimum value alarm set for direct flow rate Minimum value alarm set for reverse flow rate Hysteresis threshold set for the minimum and maximum flow rate alarms Current output value in case of failure Frequency output value in case of alarms 7.1 Output 1 functions...
  • Page 27  12.1 Self test diagnostic function 12.2 Sensor verify diagnostic function 12.3 Flow rate simulation enabling 12.4 Display internal measured value 12.5 Display comm. diagnostic values 12.6 Display measure as graphs 12.7 Firmware version/revision 12.8 Board serial number 12.9 Total working time 13.1 Access level 1 code 13.2...

  • Page 28: Functions Description

     FUNCTIONS DESCRIPTION Find bellow a description of the menu rows. Menu visualized on the converter (from 1 to 13) MENU 1 - SENSOR Sensor Model (POS. 1.1) [S. model xxx] [SMODL] Access level MCP command Convert request1 Synthetic description of the function The following picture describes where to find the name of the MCP functions in MCP-software.
  • Page 29  MENU 1 - SENSOR Sensor model (POS. 1.1) [S. model xxx] [SMODL] Enter the first two characters of the serial number of the sensor as on the sensor label. Lining Type (POS. 1.2) [Lining= UNSPEC.] [LIMAT] Flow sensor lining material type. (PFA; PU-TDI; ALON; PEEK; HR; PP; PA-11; PTFE-HT; PTFE) Type of sensor (POS.
  • Page 30  (POS. 1.14) [KC= +/- xx.xxx] [CFFKC] Calibration Factor. This function is activated if the sensor model is NOT present on the sensors table standard parameters Coils Ex.Current (POS. 1.15) [C.Curr.= mA xxx.x] [CEXCC] Excitation coils current. This function is activated if the sensor model is NOT present on the sensors table standard parameters C.

  • Page 31: Menu 2 - Units

     MENU 2 - UNITS WARNING: The totalizer value is updated and changed depending on the setting of unit value. The scale change may cause accuracy loss depending of rounding up. For example, if T +=0,234 liters with 3 decimals, it become T +=0.001 m³ losing 0.234 liters in rounding Diameter (POS.
  • Page 32  Part direct Dec. Point pos. (POS. 2.10) Total. [P+ D.P.= x] [TPPDP] Setting partial direct totalizer decimal point position. Example: P+D.P.= 3 visualized value P+dm³ 0.000 / P+D.P.= 2 visualized value P+dm³ 0.00 Total. T reverse unit of m. type (POS.
  • Page 33  MENU 3 - SCALE Flow Rate Full Scale 1-2 (POS. 3.1-2) [FS1-2= l/s xxxx.x] [FRFS1-FRFS2] The FS2 (full scale flow rate 2) is active with POS. 4.4 see page 20 ,enabled. The full scale is used to indicate to the maximum meter’s flow rate. The full scale should be chosen carefully as it’s parameters are used for several other parameters.There are three fields to fill in order to set this parameter, from left to right: 1) measure unit, 2) time unit of measure and 3) numeric value.
  • Page 34  Pulse 1-2 (POS. 3.3-3.5)Output [Pls1-2= dm³ x.xxxxx] [OP1PV-OP2PV] Pls1 and Pls2 is active with POS. 7.1 see page 21 and POS. 7.2 see page 21, enable and setting pulse value on channel 1 and channel 2. This function allows the user to set a signal (a pulse) to be given from the converter when a defined amount of liquid has passed through the sensor.

  • Page 35: Menu 4 - Measure

     MENU 4 - MEASURE Damping (POS. 4.1) [Damping=OFF/SMART/(TIME)] [MFDMP] This section of manual is extremely important because the correct setting of the filters allows to obtain a proper response of the instrument to the measured flow rate and the specific requirements of use; as a general rule, consider that, starting from Damping = OFF (no filter applied to the measure), successive values, introduce increasing damping.
  • Page 36  Cut-off threshold (POS. 4.2) [Cut-off=% xxx] [MFCUT] Setting the low flow cutoff threshold. This function is useful to avoid that flows close to zero, due to the electrical noises from tiny movements of liquid (due for example to vibrations of the pipe) which cause an increasing of the totalizers.

  • Page 37: Menu 5 - Alarms

     MENU 5 - ALARMS Maximum direct flow rate threshold (POS. 5.1) [Max. thr+=% XXX] [FRAXP] Maximum value alarm set for direct flow rate set. When the flow rate value exceeds such a threshold, then an alarm message is generated. The value of this parameter is expressed as percentage of the full scale value and may be set from 0 to 125%.

  • Page 38: Menu 7 - Outputs

     Frequency output value in case of failure (POS. 5.7) [Hz V.alarm=%XXX] [OFACV] This function is active with POS. 7.1 see page 21 and POS. 7.2 see page 21 enable to ( FREQ.+, FREQ.-, FREQ.±) To set the frequency value assigned to the on/off output in one or more of the following failure cases: ‰...
  • Page 39  CURRENT VALUES IN mA ASSOCIATE TO THE % FULL SCALE VALUE REVERSE FLOW POSSIBLE FIELD ZERO DIRECT FLOW VALUE VALUE ≤-110% -100% +100% ≥+110% Out.mA = 0 ÷ 20 + Out.mA = 0 ÷ 22 + Out.mA = 4 ÷ 20 + *Out.mA = 4 ÷...

  • Page 40: Menu 9 - Display

     MENU 9 - DISPLAY Language for all msn (POS. 9.1) [Language= ITA/EN] [LLANG] Choice of the language. There are 8 languages available: GB = English, IT = Italian, TR = Turkish, PL = Polish, DE = German, FR = French, PT = Portuguese, ES = Spanish. Display refresh Frequency (POS.
  • Page 41  MENU 11 - FUNCTION The following functions are activated by first pressing the “ENTER” and then the “ESC” when the screen appears “confirm” to start the function. Total direct totalizer reset (POS. 11.1) [T+ RESET= ON] [VTTPR] Reset total direct totalizer for direct flow rate (+) Partial direct totalizer reset (POS.

  • Page 42: Menu 12 - Diagnostic

     MENU 12 - DIAGNOSTIC Self Test Diagnostic (POS. 12.1) [Self Test] [ATSIC] Meter auto-test function. This function stops the normal functions of the meter and performs a complete test cycle on the measure input circuits and on the excitation generator. To activate this function, after select it, push key Enter, at the question: “CONFIRM EXEC.?”...
  • Page 43  Following are the states for the PPP link and MCPI to connect the device. PPP link status: “UNDT” = undetermined “DEAD” = dead, link down, persistent condition “LCP” = LCP phase, transition condition “AUTH” = Authentication phase, transition condition “IPCP”...
  • Page 44  Board Serial Number (POS. 12.8) [ S/N= xxxxxx ] [SRNUM?] View Board serial number. (read only) Working Time (POS. 12.9) [ WT= xxxx: xx: xx: xx ] [TWKTM?] View Total working time instrument. (read only) MENU 12 - DIAGNOSTIC: ONLY MCP FUNCTIONS Diagnostic function [MCP ONLY] [DIAGF?]...
  • Page 45  MENU 13 - SYSTEM (POS. 13.1-2-3-4-5-6) Access level n° code [Ln xxxxxxxx] [L1ACD]-> [L6ACD] This function enables or disables, for each access level code, the main menu functions. Each level unlocks the functionality of the lower level. (Function "13.7 Restricted access level"...
  • Page 46  DIGITAL ANALOG CONVERTER (Correction Parameters)(13.14-15) The diagram shows how the DAC4-20mA max load: 500 Ω parameters are setup. The DAC1 value corresponds to 4 mA corresponding to a zero flow rate, while the value of 20mA corresponds to a 100% of the flow rate. (POS.
  • Page 47  MENU 13 - SYSTEM: ONLY MCP FUNCTIONS Unique Identity KEY [MCP ONLY] [UIKEY] Device Unique Identity key HardWare SET [MCP ONLY] [HWSET] Device hardware configuration HardWare CODe [MCP ONLY] [HWCOD] Device hardware code Calibr. Exec. status Memory [MCP ONLY] [CALXM] Calibration Execution status Memory.
  • Page 48  Access CODE [MCP ONLY] [ACODE] Input the right access code Exemple set quick start menù function for mcp. ACODE=0; FCODS=[MCP COMMAND]; QSFNS=1 Access Code INSERT MCP Command Quick Start FuNction Selection of the function to be activated in the QS menu. LINK Terminate [MCP ONLY] [LTERM]...
  • Page 49  Volume Totalizer Total Negative Set [MCP ONLY] [VTTNS] Totaliz.T- value set Volume Totalizer Partial Negative Set [MCP ONLY] [VTPNS] Totaliz.P- value set Volume Total Positive Overflow Set [MCP ONLY] [VTPOS] Totaliz.T+ overflow value set Volume Partial Positive Overflow Set [MCP ONLY] [VPPOS] Totaliz.P+ overflow value set...
  • Page 50  MENU 15 - PROCESS DATA (ONLY MCP) OUTput 1 Set [MCP ONLY] [OUT1S] Set value for digital output 1 OUTput 2 Set [MCP ONLY] [OUT2S] Set value for digital output 2 Flow Rate Full Scale in chosen Units [MCP ONLY] [FRFSU] F.rate f.scale in chosen units Flow Rate Scale Range Number...
  • Page 51  Volume Totalizer Partial Negative Overflow [MCP ONLY] [VTPNO] Totaliz.P- number of overflows LiQuid VELocity [MCP ONLY] [LQVEL] Liquid velocity ALARM status [MCP ONLY] [ALARM] Active alarm(s) status Sensor TeSt Result Code [MCP ONLY] [STSRC] Sensor test result code Main power status [MCP ONLY] [MPWRS] Status of main power supply...
  • Page 52  ALARM MESSAGES (CAUSES AND ACTIONS TO BE TAKEN) MESSAGGIO CAUSE ACTION TO TAKE NO ALARMS All works regularly [000] SYSTEM RESTART [001] INTERNAL PS FAIL Internal supply voltage error Contact the service [005] F-RAM ERROR Error writing / reading Flash-RAM Contact the service [006] EXCITATION ERROR Sensor coils circuit is interrupted Check the connecting cables to the sensor.
  • Page 53  ERROR CODE TEST SYSTEM OF SENSOR The codes are in hexadecimal format, the meaning is given for each bit. There are several possible error simultaneous combinations (more bits active) then that will give the combined numerical codes. CODE ANOMALIES DESCRIPTION ACTION TO TAKE 0000 NO ERROR...
  • Page 54  At the end of its lifetime, this product shall be disposed of in full compliance with the environmental regulations of the state in which it is located. MAN_CS3795_IT_EN_IS_R01_1.02.XXXX 49 di 50...
  • Page 55  MANUAL REVIEWS REVIEW DATE DESCRIPTION First edition CS3795_IT_EN_IS_R0_1.00.0 14/02/2018 Firmware and nomenclature upgrade MAN_CS3795_IT_EN_IS_R01_1.02.XXXX 21/05/2021 MAN_CS3795_IT_EN_IS_R01_1.02.XXXX 50 di 50...
  • Page 56 ISOIL INDUSTRIA S.p.A. HEAD OFFICE SERVICE Via Fratelli Gracchi, 27 service@isoil.it 20092 Cinisello Balsamo (MI) Tel +39 02 66027.1 Fax +39 02 6123202 sales@isoil.it If you want to find the complete list of our distributors access at the following link: http://www.isoil.it/en If you want to find the complete list of our distributors access at the following link: http://www.isoil.com/u_vendita.asp...

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