SUTO S120 Instruction And Operation Manual
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SUTO S120 Instruction And Operation Manual

Oil vapor sensor
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Instruction and operation manual
S120
Oil vapor sensor

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Summary of Contents for SUTO S120

  • Page 1 English Instruction and operation manual S120 Oil vapor sensor...
  • Page 2 The device is designed 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.

  • Page 3: Table Of Contents

    9.3.1 Basic setting..............23 9.3.2 Analog output ...............24 9.3.3 Modbus settings.............24 9.3.4 Alarm settings...............25 9.3.5 Status................25 9.4 Logger settings..............26 9.5 Files...................27 9.6 Service info ................27 9.7 System settings ..............28 10 Troubleshooting...............29 10.1 LED indicators..............29 10.2 Error indications..............30 11 Signal outputs.................31 S120...
  • Page 4 11.1 Analog output ..............31 11.2 Digital output ..............31 11.3 Alarm output ..............32 12 Optional accessories..............34 12.1 Sensor display..............34 12.2 Service kit ................34 13 Calibration................34 14 Maintenance................34 15 Disposal or waste..............35 S120...

  • Page 5: Safety Instructions

    • Consider all regulations for electrical installations. • The system must be disconnected from any power supply during maintenance work. • Any electrical work on the system is only allowed by authorized qualified personal. S120...
  • Page 6 • Please make sure that the storage temperature of the device is between -20 ... +50°C. • Avoid direct UV and solar radiation during storage. • For the storage the humidity must be <90%, no condensation. S120...

  • Page 7: Registered Trademarks

    2 Registered trademarks 2 Registered trademarks SUTO ® Registered trademark of SUTO iTEC MODBUS ® Registered trademark of the Modbus Organization, Hopkinton, USA HART ® Registered trademark of the HART Communication Foundation, Austin, USA PROFIBUS Registered trademark of the PROFIBUS User ®...

  • Page 8: Application

    3 Application 3 Application The S120 is an oil vapor sensor which is designed to monitor oil contents in compressed air and gases within the permissible operating parameters. These parameters can be found in the technical data section. The S120 oil vapor sensor is mainly used in compressed air systems in industrial environment.

  • Page 9: Technical Data

    5” color touch screen with a data logger of 100 million measurement values Interface USB (only available with the Display option), RS-485 Weight 2.4 kg UV lamp lifetime 6,000 working hours 5.2 Electrical data Power supply 24 VDC ± 5%, 10 W S120...

  • Page 10: Output Signals

    5 Technical data 5.3 Output signals Analogue output 4 ... 20 mA Digital output RS-485, Modbus / RTU Alarm output Relay, NO, 60 VDC, 1 A 5.4 Accuracy Accuracy 5% of reading ± 0.003 mg/m 6 Dimensional drawing S120...

  • Page 11: Installation

    This allows an easy installation at a wall. • S120-P for portable use. The portable version comes in a transport case. 7.2 Wall mounting instructions The device can be mounted on the wall using the supplied brackets.
  • Page 12 7 Installation Method 1. 275.0 Method 2. 247.0 S120...

  • Page 13: Installation Procedure

    7.3.1 Installation requirements Please consider the following recommendations for a successful measurement result: • All components from the sampling point to the S120 must be oil and grease free. • Ambient and gas temperature must be within the specified ranges...
  • Page 14 Before you connect the device to your point of measurement, make sure that there is no rough contamination like water/oil drops or heavy dust. This may damage the sensor units. For this please use the purge filter test kit. S120...

  • Page 15: Installation Steps

    7.3.2 Installation steps The following steps explain the procedure of an appropriate installation. Most importantly, before you connect S120 to the compressed air, purge air out from the measuring point to remove any residual contamination using the purge filter test kit.

  • Page 16: Electrical Connection

    7 Installation 7.4 Electrical connection Connection to the following external display units from SUTO. S120 S330/S331 Terminal Signal Color Terminal code brown white blue black grey S120 S320 Terminal Signal Color Terminal code brown white blue black grey S120...
  • Page 17 Legend to pin assignment Digital signal (internal use) Negative supply voltage Positive supply voltage Positive 4 … 20 mA signal Negative 4 … 20 mA signal RS-485, Modbus / RTU RS-485, Modbus / RTU Relay Alarm output Earth connection Communication ground S120...

  • Page 18: Configuration

    Device address = Last two digits of the serial number Baud rate = 19200 Framing/parity/Stop bit = 8, N, 1 Transmission mode = RTU You can use one of the following ways to configure S120. 8.1 Integrated display See Chapter Operations using the integrated display.

  • Page 19: Service Kit

    8 Configuration 8.3 Service kit Please ensure that S120 or the service kit is connected with the power supply because the USB port cannot supply enough power for both of them. For more information, refer to the instruction manual of Service Kit.

  • Page 20: Operations Using The Integrated Display

    9 Operations using the integrated display 9 Operations using the integrated display If your S120 is equipped with the optional integrated display, you can configure the device by using the display. This chapter describes the usage of the display and provides instructions on how to configure the sensor.

  • Page 21: Quick Buttons

    Description of icons displayed in the status bar. USB stick connected System error Sensor connection has Sensor unit is not changed, not matching matching with with configuration configuration RTC backup battery Logger status status Sensor calibration is USB to PC connected expired Alarm triggered S120...

  • Page 22: Main Menus

    After you click the Menu button, the following screen appears displaying all operating menus. The main menus and their functions are described below. Sensor settings To view and check the S120 sensor settings. Location setting Settings are fixed. Logger To view and change S120 data logger settings.

  • Page 23: Sensor Settings

    9 Operations using the integrated display 9.3 Sensor settings To configure sensor settings before starting measurement. After you changes settings, click “Save” to have the changes saved in the S120. 9.3.1 Basic setting Altitude To enter the Altitude. To accurately measure oil vapor, enter the altitude where the device is placed.

  • Page 24: Analog Output

    9 Operations using the integrated display 9.3.2 Analog output To configure the scaling of analog output. Whenever the output unit is changed, it is recommended to adjust the scaling of the analog output. 9.3.3 Modbus settings To change Modbus settings. S120...

  • Page 25: Alarm Settings

    9 Operations using the integrated display 9.3.4 Alarm settings To configure the threshold of oil vapor that triggers the alarm. 9.3.5 Status To check the device status in case of a service issue. S120...

  • Page 26: Logger Settings

    Total recording channel number Sample rate Recording interval Status Logger status Recorded data can be downloaded to an USB memory drive on site (USB OTG Drive) or can be transferred to a PC using the supplied USB cable and the software S4A. S120...

  • Page 27: Files

    9 Operations using the integrated display 9.5 Files To view and manage all recorded measurement files and screenshots. To view the available memory. 9.6 Service info To view the contact information of the company that provides the service. S120...

  • Page 28: System Settings

    9 Operations using the integrated display 9.7 System settings To view and change S120 system-level settings. Password To set the password to protect some critical operations from unauthorized access. Back light To adjust brightening and dimming time out. Calibrate touch...

  • Page 29: Troubleshooting

    10 Troubleshooting 10 Troubleshooting This chapter describes how to troubleshoot S120 based on error indications such as LED indicators, relay status, and current output. 10.1 LED indicators • Power LED—Indicates the power status. • Alarm LED—Indicates the alarm status. • Service Sensor LED—Indicates whether the sensor need to be serviced.

  • Page 30: Error Indications

    10 Troubleshooting 10.2 Error indications This table lists the main error indications with S120 and the corresponding instructions to locate and fix errors. When the alarm LED is on, 1. Measure the current output and relay status. 2. Refer to the following table to proceed.

  • Page 31: Signal Outputs

    11 Signal outputs 11 Signal outputs 11.1 Analog output The S120 has an analog output range of 4 ... 20 mA. This output is scaled to: • 4 mA = 0.000 mg/m • 20 mA = 10.000 mg/m 11.2 Digital output...

  • Page 32: Alarm Output

    14 Sensor signal is too high Filter overdue 11.3 Alarm output The S120 has a relay alarm output. It is possible to monitor such as the oil vapor content and give an alarm at a particular threshold value. Alarm relay specifications:...
  • Page 33 Situation Relay state Alarm S120 is powered off OPEN S120 is powered on / no alarm value is CLOSED reached S120 is powered on / alarm value is reached OPEN The advantage of the normally open relay is, that both critical situations can be detected, not only if the alarm value is reached, also if the device has power loss.

  • Page 34: Optional Accessories

    The sensor display comes with a data logger that can store 100 million measurement values. 12.2 Service kit The service kit enables you to configure an S120 that is not equipped with the local display. For more information, see Service kit 13 Calibration The sensor is calibrated before delivery.

  • Page 35: Disposal Or 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 manufacturer of the product, for this please contact the manufacturer. S120...
  • Page 36 15 Disposal or waste 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...

This manual is also suitable for:

S604 1201S604 1202S604 1203

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