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Summary of Contents for SUTO S230
- Page 1 English Instruction and Operation Manual S230/S231 S230 Ex/S231 Ex Dew Point Transmitter for Ex Applications The Dew Point Transmitter with optional hazardous approval for applications in demanding industrial applications and hazardous environments.
- Page 2 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 resulting from the delivery, capability or use of this device.
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Page 3: Table Of Contents
9.8 Back Cover / Security Seal............20 9.9 Used Standards................21 10 Signal Outputs................22 10.1 Analog Output................22 10.2 Modbus Interface ..............22 10.3 Connection between S230/S231 Outputs and Customer Equipment. .25 11 Optional Extra Accessories............26 11.1 Measuring Chambers ..............26 11.2 Service Kit................26 S230 Ex/S231 Ex... - Page 4 12 Calibration................27 13 Maintenance................27 14 Disposal or Waste..............27 S230/S231 S230 Ex/S231 Ex...
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Page 5: Safety Instructions
• Materials which come in contact with the medium are of stainless steel and of sealing rubber NBR. 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! S230 Ex/S231 Ex... - Page 6 • The product should be maintained and calibrated frequently, at least annually. General safety instructions • It is not allowed to use the product S230 / S231 in explosive areas. • Please observe the national regulations before/during installation and operation.
- Page 7 • Please make sure that the storage temperature of the device is between 0°C ... +50°C. • Avoid direct UV and solar radiation during storage. • For the storage the humidity must be <95% rH, no condensation. S230 Ex/S231 Ex...
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Page 8: Registered Trademarks
2 Registered Trademarks 2 Registered Trademarks SUTO ® Registered trademark of SUTO iTEC MODBUS ® Registered trademark of the Modbus Organization, Hopkinton, USA S230/S231 S230 Ex/S231 Ex... -
Page 9: Rf Exposure Information And Statement
• Consult the dealer or an experienced radio/TV technician for help. • This device and its antenna(s) must not be co-located or operating in conjunction with any other antenna or transmitter. S230 Ex/S231 Ex... -
Page 10: Application
°C Td. Other units can be programmed by the service kit. 5 Features • Double sensor technology for best accuracy over the whole range from -100°C ... +20°C Td dew point in S230 and S230 Ex • Robust industrial design • Outputs: 1 x 4 ... 20 mA, RS-485 (Modbus). -
Page 11: Technical Data
QCM and polymer sensor S231/S231 Ex: Polymer sensor Measuring range Dew point: • S230/S230 Ex: -100°C ... +20°C Td • S231/S231 Ex: -50°C ... +20°C Td Temperature: -30 ... +70°C Response time T 240 sec (-20°C Td → -60°C Td) ≤... -
Page 12: Output Signals
6 Technical Data 6.3 Output Signals Analogue output 4 ... 20 mA, isolated Analogue output S230/S230 Ex: 4 mA = -100°C Td scaling 20 mA = +20°C Td (default: dew point) S231/S231 Ex: 4 mA = -50°C Td 20 mA = +20°C Td... -
Page 13: Dimensional Drawing
7 Dimensional Drawing Dimensional Drawing S230 Ex/S231 Ex... -
Page 14: Installation
For further instructions, please read the next chapter carefully. Please consider that enough space exists at your site for a adequate installation as described in this manual. S230/S231 S230 Ex/S231 Ex... -
Page 15: Installation Requirements
8 Installation ATTENTION! Wrong measurement is possible, if the device is not installed correctly. It is strongly recommend not to install S230/S231/ S230 Ex/S231 Ex permanently in wet applications such as the compressor outlet. 8.6 Installation Requirements The flowing air or gas must pass the sensor tip for a proper measurement. - Page 16 >30°. Removal of the device To remove the transmitter unscrew the transmitter from the measurement chamber or from the nozzle. Please observe that the system is not pressurized when the transmitter is removed. S230/S231 S230 Ex/S231 Ex...
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Page 17: Electrical Connection
Earth, shielding connection 4 ... 20 mA positive connection 4 ... 20 mA negative connection Ex Version S230 Ex/S231 Ex 9.1 Special Conditions for the Ex Version • Ambient temperature range between -20°C and +50°C. • Do not separate when energized. -
Page 18: Examination Certificates, Certificate Of Conformity
9 Ex Version S230 Ex/S231 Ex 9.2 Examination Certificates, Certificate of Conformity The system meets the fundamental health and safety requirements for the design and construction of devices and protective systems intended for use in potentially explosive atmospheres in accordance with directive 2014/34/EU. -
Page 19: Installation
9 Ex Version S230 Ex/S231 Ex IECEx: Manufacturer: SUTO iTEC (China) Co.Ltd. Address: No. 1001 Zhongshanyuan Rd., Nanshan, Shenzhen, PRC 9.5 Installation 9.5.1 General Installation Considerations Cables and pipe entries must be certified (Ex d IIC) and must be suitable for operating temperatures of up to 105°C. When using pipe entries, the associated sealing equipment must be fitted directly at the housing. -
Page 20: Potential Equalization
9 Ex Version S230 Ex/S231 Ex Only following cable gland is allowed to be used and can be ordered at SUTO: Hummel Thread Description Cable entry size Order No. Gland 1.622.1600.50 HSK-M-Ex-d/Metr M16 x 1.5 5 ... 10 mm Cable outer diameter must be between 5.0 … 10 mm! 9.6 Potential Equalization... -
Page 21: Used Standards
9 Ex Version S230 Ex/S231 Ex Security screw at back cover Earth connection 9.9 Used Standards ATEX: EN IEC 60079-0:2018 EN 60079-1:2014 EN 60079-11:2012 EN 60079-31:2014 IECEx: IEC 60079-0:2017 IEC 60079-1:2014-06 IEC 60079-11:2011 IEC 60079-31:2022-01 S230 Ex/S231 Ex... -
Page 22: Signal Outputs
Byte 2 1-0-3-2 FLOAT (MMMMMMMM*) (MMMMMMMM *) (EMMMMMMM *) SEEEEEEE) Byte 0 Byte 3 UINT32 1-0-3-2 Byte 1 Byte 2 INT32 Byte 1 Byte 0 UINT16 INT16 Byte 1 Byte 0 UINT8 XXX * DATA INT8 S230/S231 S230 Ex/S231 Ex... - Page 23 Channel description Format register Temperature FLOAT Relative humidity FLOAT Reserved FLOAT Pressure dew point FLOAT Alternative measurement unit FLOAT Temperature unit INTEGER Relative humidity unit INTEGER Reserved INTEGER Pressure dew point unit INTEGER Alternative humidity unit INTEGER S230 Ex/S231 Ex...
- Page 24 Absolute humidity in g/m Dew point in °C Td Parts per million in ppm Dew point in °F Td Atmospheric dew point in °C Td 31 Mixing ratio in mg/kg Atmospheric dew point in °F Td 32 S230/S231 S230 Ex/S231 Ex...
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Page 25: Connection Between S230/S231 Outputs And Customer Equipment
10.3 Connection between S230/S231 Outputs and Customer Equipment This section provides figures to show how outputs supported by the S230/S231 or S230 Ex/S231 Ex connect with the customer equipment. In the following figures, the SUTO Instrument indicates the S230/S231 or S230 Ex/S231 Ex. -
Page 26: Optional Extra Accessories
The diagram below shows the connection when using the optional service kit. In case the device is connected with power supply and Modbus to a master device, please remove the Modbus connection. first before connecting the service kit. S230/S231 S230 Ex/S231 Ex... - Page 27 The device, the accessories and its packings must be disposed according to your local statutory requirements. The dispose can also be carried by the manufacturer of the product, for this please contact the manufacturer. S230 Ex/S231 Ex...
- Page 28 SUTO iTEC GmbH SUTO iTEC (ASIA) Co., Ltd. Grißheimer Weg 21 Room 10, 6/F, Block B, Cambridge Plaza D-79423 Heitersheim 188 San Wan Road, Sheung Shui, N.T. Germany Hong Kong Tel: +49 (0) 7634 50488 00 Tel: +852 2328 9782 Email: sales@suto-itec.com...
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