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SUTO S401, Instruction And Operation Manual

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SUTO S401 Instruction And Operation Manual Download Page 21

9 Sensor installation 

9.3 Electrical connection

The flow sensor is equipped with two Connector plugs “A” and “B”. The 
cables are connected to the sensor through the M12 connector.

Connector plug A

Connector plug B

M12 Connection pins

Connection pins 

S401

21

Summary of Contents for S401

Page 1: ...English Instruction and operation manual S401 Thermal mass flow sensor ...

Page 2: ...pliance with this manual Should the device be tampered with in any manner other than a procedure which is described and specified in the manual the warranty is canceled and the manufacturer is exempt from liability The device is destined exclusively for the described application SUTO offers no guarantee for the suitability for any other purpose SUTO is also not liable for consequential damage resu...

Page 3: ...nts 16 9 2 Installation procedure 17 9 2 1 Calculating the installation depth 17 9 2 2 Installing the sensor 19 9 2 3 Removing the sensor 20 9 3 Electrical connection 21 10 Sensor signal outputs 23 10 1 Analog output 23 10 2 Pulse output 23 10 2 1 Pulse connection diagram 25 10 3 Modbus output 26 11 Sensor display option 27 11 1 Starting process 27 11 2 Configuration using the display 28 12 Servic...

Page 4: ...act the manufacturer WARNING Compressed air Any contact with quickly escaping air or bursting parts of the compressed air system can lead to serious injuries or even death Do not exceed the maximum permitted pressure range see the sensors label Only use the pressure tight installation material Avoid that persons get hit by escaped air or bursting parts of the instrument The system must be pressure...

Page 5: ...structions It is not allowed to use the product in explosive areas Please observe the national regulations before during installation and operation Remarks It is not allowed to disassemble the product Always use spanner to mount the product properly ATTENTION Measurement values can be affected by malfunction The product must be installed properly and frequently maintained otherwise it may lead to ...

Page 6: ...tween 30 70 C and with display between 10 50 C For storage and transportation it is recommended to use the packaging which comes with the sensor Please make sure the storage temperature of the sensor is between 10 50 C Avoid direct UV and solar radiation during storage For the storage the humidity must be 90 no condensation 6 S401 ...

Page 7: ...rsuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not ...

Page 8: ...e service kit The S401 flow sensor is mainly used in compressed air systems in industrial environments The S401 flow sensor is not developed to be used in explosive areas For the use in explosive areas please contact the manufacturer 4 Features Insertion type flow sensor for easy installations under pressure through a ball valve Thermal mass flow measurement virtually independent of pressure and t...

Page 9: ...ing temperature 30 140 C fluid temperature 30 70 C casing 10 50 C display optional Humidity of the meas medium 90 no condensation Operating pressure Up to 5 0 MPa 1 6 MPa needs the installation device Housing material PC ABS Material of the probe tube sensor head wetted parts Stainless steel 1 4404 SUS 316L Protection class IP65 Dimensions See dimensional drawing on the next page Display optional ...

Page 10: ...t Ambient process temperature 23 C 3 C Ambient process humidity 90 Process pressure at 0 6 Mpa Repeatability 0 25 of reading Specified accuracy is valid only within the minimum and maximum flow rates that are indicated in section 5 5 5 5 Volumetric flow ranges Inch DN Di mm S401 S m h S401 M m h S401 H m h DN15 DN20 1 DN25 27 3 0 5 147 7 0 6 294 7 0 6 356 9 1 DN32 36 0 0 9 266 3 1 2 531 5 1 2 643 ...

Page 11: ...5 0 13 3419 6 18 6824 4 18 8263 1 6 DN150 150 0 18 4930 1 25 9838 9 25 11913 1 8 DN200 200 0 26 8785 6 33 17533 3 42 21229 5 10 DN250 250 0 40 13743 9 52 27428 5 60 33210 7 12 DN300 300 0 60 19814 8 80 39544 1 100 47880 4 S401 11 ...

Page 12: ...6 Dimensional drawing 6 Dimensional drawing 12 S401 ...

Page 13: ... seams curves etc Please consider that enough space exists at your site for an adequate installation as described in this manual ATTENTION Wrong measurement is possible if the sensor is not installed correctly Careful attention must be paid to the design of the inlet and outlet section Obstructions can cause counter flow turbulence as well as turbulence in the direction of the flow The sensor is f...

Page 14: ...t inlet and outlet sections be reserved to ensure an accurate measurement The S401 sensors should be always installed upstream from obstacles like valves filter reductions etc In common sensors should be installed as far as possible away from any disturbances Note If there is any combination of the below the longest straight inlet section must be maintained Expansion Reduction 90 Bend 2 x 90 Bend ...

Page 15: ...8 Reserving inlet and outlet sections 3 dimensional Bend T piece Shut off valve Filter or similar unknown objects S401 15 ...

Page 16: ... Sensor S695 4100 S695 4101 S695 4102 S695 4103 1 Sealing ring No P N 1 Alignment key No P N 2 M12 plug C219 0059 1 Instruction manual No P N 1 Calibration certificate No P N 9 1 Installation requirements To install the sensor a ball valve or a nozzle is needed The inner thread must be G 1 2 The diameter of the hole must be 13 mm otherwise the shaft can not be inserted 16 S401 ...

Page 17: ...thod The sensor tip must be placed in the center of the pipe The meter shaft has a scale engraved To determine the right position please calculate the insertion depth as described below Insertion depth x y x OD 2 OD is Outer Diameter of the pipe y length of the ball valve Calculation example A 2 diameter pipe and an 87 mm length ball valve OD 60 3mm x OD 2 60 3 mm 2 30 15 mm y 87mm Insertion depth...

Page 18: ...used for all pipe sizes Note The 100 mm installation method requires a setting through the S4C FS app or the service software Insertion depth x y 100 x is the wall thickness of pipe y length of the ball valve Calculation example A 12 diameter pipe with the wall thickness of 9 mm and a 87 mm length ball valve x 9mm y 87mm Insertion depth 9mm 87mm 100 mm 196mm 18 S401 ...

Page 19: ...all valve 6 Move flow sensor slightly to the determined insertion depth by means of the scale 7 Tighten the clamp sleeve at the connection thread so that the flow sensor can not longer be moved by the pressure in the pipe however it should be possible to move the sensor shaft manually 8 With the aid of the alignment key make sure that the actual flow direction is same as the arrow shows the angle ...

Page 20: ...tion 9 2 3 Removing the sensor 1 Hold the flow sensor 2 Release the clamp sleeve at the connection thread 3 Pull out the shaft slowly until the value 10 can be read at the scale 4 Close the ball valve 5 Release the connection thread and unscrew the flow sensor 20 S401 ...

Page 21: ... Electrical connection The flow sensor is equipped with two Connector plugs A and B The cables are connected to the sensor through the M12 connector Connector plug A Connector plug B M12 Connection pins Connection pins S401 21 ...

Page 22: ...B I P B NA VB DIR SW SW Wire colour brown white blue black grey Legend to pin assignment GND Ground for Modbus SW Isolated pulse output SDI Digital signal internal use DIR Flow direction input VB Negative supply voltage D Modbus data VB Positive supply voltage D Modbus data I Positive 4 20 mA signal M M Bus data I Negative 4 20 mA signal NA Not applicable P Pulse output ATTENTION Do not screw the ...

Page 23: ...w The corresponding flow in different pipe sizes can be found in the Appendix section For other ranges please contact the manufacturer 10 2 Pulse output The sensor will send out one pulse per consumption unit This pulse output can be connected to an external pulse counter to count the total consumption The number of m3 per second are summed up and indicated after one second Pulse length depends on...

Page 24: ... set by our service software or a connected display to 1 pulse per 10 consumption units or 1 pulse per 100 consumption units For example if set to 1 pulse per 10 m3 the sensor will send one pulse each 10 m3 Example 1 pulse per 10 m3 Volumetric flow m3 s Volumetric flow m3 h Pulse length ms Max pulse output per hour 3 10800 120 1080 3 10800 60 2880 6 21600 30 3960 24 S401 ...

Page 25: ...10 Sensor signal outputs 10 2 1 Pulse connection diagram Variant 1 Variant 2 S401 25 ...

Page 26: ...cription Resolution Format Length Modbus address 1 Flow 0 1 FLOAT 4 Byte 6 2 Consumption 1 UNIT32 4 Byte 8 3 Temperature 0 1 FLOAT 4 Byte 0 4 Reverse consumption 1 UNIT32 4 Byte 14 5 Flow Direction Indication 1 UNIT32 4 Byte 42 Remark All numbers are in the little endian format Function code 03 Different units have different resolutions The measurement value is always available in the programmed p...

Page 27: ...setting of the sensor Enter key Up key Down key 11 1 Starting process After powered up the display starts automatically with an initialisation procedure During the next eight seconds the display will show the current software version and build the connection to the sensor Now the display goes to the standard mode showing the online values Home page Status bar Moving bar to indicate flow value Meas...

Page 28: ...rating range 11 2 Configuration using the display The following settings can be changed via display or service software Pipe diameter for flow calculation Gas type select the gas to be measured Flow unit select unit for flow value For this please observe the following steps 1 Please press Enter 3s key to check and change settings unlock code 12 2 Use the Up and Down key on the keyboard to choose t...

Page 29: ...ne measurements and change settings for SUTO flow meters remotely You can download S4C FS from the Google Play Store or SUTO s website To change settings you need to scan the QR code on the calibration certificate using the app This ensures that only authorized users can access the sensor settings S401 29 ...

Page 30: ...he sensor e g with a sponge or a brush If the contamination can not be removed the sensor must be inspected and maintained by the manufacturer 15 Disposal or waste Electronic devices are recyclable material and do not belong in the household waste The sensor the accessories and its packings must be disposed according to your local statutory requirements The dispose can also be carried by the manuf...

Page 31: ... the user opens the measurement instrument without a direct request written in this instruction manual If repairs or modifications are undertaken by third parties or unauthorised persons If the serial number has been changed damaged or removed Other claims especially those for damage occurring outside the instrument are not included unless responsibility is legally binding Warranty repairs do not ...

Page 32: ... 1258 3 20 97 20972 2 349 54 740 6 1494 6 24 91 0 42 3 0 830 80 00 1392 3 23 20 23204 9 386 75 819 5 1653 7 27 56 0 46 0 831 82 50 1482 5 24 71 24707 6 411 79 872 5 1760 8 29 35 0 49 0 831 84 90 1570 0 26 17 26166 0 436 10 924 0 1864 7 31 08 0 52 0 832 90 00 1766 4 29 44 29439 4 490 66 1039 6 2098 0 34 97 0 58 4 0 833 100 00 2183 3 36 39 36388 6 606 48 1285 1 2593 3 43 22 0 72 0 834 107 10 2507 4 ...

Page 33: ... 2186 80 36 45 36446 65 607 44 1287 10 2597 41 43 29 0 72 76 10 2511 24 41 85 41853 97 697 57 1478 06 2982 77 49 71 0 83 3 80 90 2841 44 47 36 47357 42 789 29 1672 41 3374 98 56 25 0 94 82 50 2958 51 49 31 49308 50 821 81 1741 31 3514 03 58 57 0 98 84 90 3133 15 52 22 52219 09 870 32 1844 10 3721 45 62 02 1 03 90 00 3525 11 58 75 58751 80 979 20 2074 80 4187 01 69 78 1 16 4 100 00 4357 22 72 62 72...

Page 34: ...address Lo 1 byte Register Hi 1 byte No of points Hi 1 byte Register Lo 1 byte No of points Lo 1 byte CRC 2 bytes Register Hi 1 byte Register Lo 1 byte CRC 2 bytes 05 0x05 Write single coil Request Response Slave address 1 byte Slave address 1 byte Function code 1 byte Function code 1 byte Coil address Hi 1 byte Coil address Hi 1 byte Coil address Lo 1 byte Coil address Lo 1 byte Data Hi 1 byte Da...

Page 35: ...o 1 byte No of registers Hi 1 byte No of registers Hi 1 byte No of registers Lo 1 byte No of registers Lo 1 byte Byte count 1 byte CRC 2 bytes Data Hi 1 byte Data Lo 1 byte Data Hi 1 byte Data Lo 1 byte CRC 2 bytes 17 0x11 Report slave ID Request Response Slave address 1 byte Slave address 1 byte Function code 1 byte Function code 1 byte CRC 2 bytes Byte count 1 byte Slave ID 2 bytes Device run in...

Page 36: ...ero Because there is no ninth bit the carry is discarded automatically A procedure for generating an LRC is 1 Add all bytes in the message excluding the starting colon and ending CRLF Add them into an 8 bit field so that carries will be discarded 2 Subtract the final field value from FF hex all 1 s to produce the ones complement 3 Add 1 to produce the twos complement Placing the LRC into the Messa...

Page 37: ...ial line where detailed descriptions and programming examples are available Even more information and programming examples in different programming languages can be found on www modbus org searching for CRC Below is a short text description of how the CRC is calculated This description is then followed by a C programming example 1 Load a 16 bit register with FFFF hex all 1 s Call this the CRC regi...

Page 38: ...0x80 0x41 0x00 0xC1 0x81 0x40 0x00 0xC1 0x81 0x40 0x01 0xC0 0x80 0x41 0x01 0xC0 0x80 0x41 0x00 0xC1 0x81 0x40 0x01 0xC0 0x80 0x41 0x00 0xC1 0x81 0x40 0x00 0xC1 0x81 0x40 0x01 0xC0 0x80 0x41 0x01 0xC0 0x80 0x41 0x00 0xC1 0x81 0x40 0x00 0xC1 0x81 0x40 0x01 0xC0 0x80 0x41 0x00 0xC1 0x81 0x40 0x01 0xC0 0x80 0x41 0x01 0xC0 0x80 0x41 0x00 0xC1 0x81 0x40 0x00 0xC1 0x81 0x40 0x01 0xC0 0x80 0x41 0x01 0xC0 ...

Page 39: ...5 0x77 0xB7 0xB6 0x76 0x72 0xB2 0xB3 0x73 0xB1 0x71 0x70 0xB0 0x50 0x90 0x91 0x51 0x93 0x53 0x52 0x92 0x96 0x56 0x57 0x97 0x55 0x95 0x94 0x54 0x9C 0x5C 0x5D 0x9D 0x5F 0x9F 0x9E 0x5E 0x5A 0x9A 0x9B 0x5B 0x99 0x59 0x58 0x98 0x88 0x48 0x49 0x89 0x4B 0x8B 0x8A 0x4A 0x4E 0x8E 0x8F 0x4F 0x8D 0x4D 0x4C 0x8C 0x44 0x84 0x85 0x45 0x87 0x47 0x46 0x86 0x82 0x42 0x43 0x83 0x41 0x81 0x80 0x40 unsigned short CRC...

Page 40: ...ad Sheung Shui N T Germany Hong Kong Tel 49 0 7631 936889 0 Tel 852 2328 9782 Fax 49 0 7631 936889 19 Fax 852 2671 3863 Email sales suto itec com Email sales suto itec asia Website http www suto itec com Website http www suto itec com All rights reserved Modifications and errors reserved S401_im_en_2019 2 40 S401 ...

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