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English Instruction and operation manual S 120 Oil vapor sensor...
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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.
8.7 Service info .................22 8.8 System settings ..............23 8.9 Communication ..............23 9. LED indicators at front panel ............24 9.1 S 120 error indications and display indications ......24 10. Signal outputs.................25 10.1 Analog output ..............25 10.2 Digital output ..............25 10.3 Alarm output ..............26 11.
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11.1 Sensor display (optional).............27 11.2 Service kit .................27 12. Calibration................28 13. Maintenance................28 14. Disposal or waste..............28 15. Warranty................29 S 120...
• 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. S 120...
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• Please make sure that the storage temperature of the device is between -20°C ... 50°C. • Avoid direct UV and solar radiation during storage. • For the storage the humidity has to be <90%, no condensation. S 120...
2. Application 2. Application The S 120 is an oil vapor sensor which is designed to monitor oil contents of compressed air and gases within the permissible operating parameters. These parameter can be found in the technical data section. The S 120 oil vapor sensor is not developed to be used in explosive areas.
6.1 Installation Requirements There is two versions of the S 120: • S 120 for stationary use. The stationary version comes with four mounting brackets which can be mounted from the backside of the instrument at each corner. This allows an easy installation at a wall.
6. Installation 6.2 Wall mounting instructions The device can be mounted on the wall using the supplied brackets. Please use one of the attached dimensions to prepare your holes. S 120...
Please consider the following recommendations for a successful measurement result: • All components from the sampling point to the S 120 must oil and grease free. • Ambient and gas temperature must be within the specified ranges. • The inlet gas must be pressurized with the valid ranges.
ATTENTION! Avoid contamination with oil or grease! It will lead to very slow measurement or impossible measurement results! 6.4 Electrical connection Connection to the following external display units S 120 Colour S 330 / 331 S 320 code Signal Termina...
RS-485, modbus / RTU Relay Alarm output Earth connection GND Communication ground 7. Configuration The S 120 is delivered with standard ex-work configuration or with specific customer settings according to the order. Standard ex-work configuration Scaling : 4 mA = 0.000 mg/m 20 mA = 10.000 mg/m...
Please see the instruction manual of the S 330/331. 7.3 Configuration with internal display Please see sensor settings in the next chapter. 8. Operation with internal display 8.1 User interface The screen below shows the user interface of the S 120. S 120...
7. Press the screenshot button to create an image of the current screen which is stored inside of the memory and can be read out through CSM-S software. 8.2 Main menu Status Function buttons Quick buttons S 120...
Sensor calibration is USB to PC connected expired Alarm triggered 8.4 Sensor settings This chapter describe the available settings for the S 120. After selecting of “sensor setting”, the next screen will show the following available setting: S 120...
0 instead of a negative value. 8.4.3 Analog output Please set scaling of analog output and click save. Whenever the output unit is changes, it is recommended to adjust the scaling of the analog output. S 120...
8. Operation with internal display 8.4.5 Alarm settings Please enter the desired threshold of oil vapor to activate the alarm. 8.4.6 Status The status show you useful information in case of s service issue. S 120...
In this sub-menu the logger status can be seen and programmed. Start time Logger start time Sample / Channel Recorded sample number per logging channel Logger channel Total recording channel number Sample rate Recording interval Status Logger status S 120...
8. Operation with internal display 8.6 Files This menu shows all recorded files. Single files can be selected for some recording details or can be deleted. Memory status inform about available memory. 8.7 Service info S 120...
Adjust brightens and dimming time out. Calibrate touch Calibrate touch accuracy screen Language Select user interface language Date time Set date time Device info Information for service cases System upgrade Upgrade the system Reset Reboot the display 8.9 Communication No function. S 120...
4 weeks before expiring and are turned on permanently when service is immediately required. 9.1 S 120 error indications and display indications Alarm LED on/ Service LED on / Relay open: • Internal filter is used up • Sensor calibration is expired Alarm LED on/ Service LED on / Relay open / Analog output 3.5 mA:...
• UV lamp lifetime is expired 10. Signal outputs 10.1 Analog output The S 120 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 10.2 Digital output...
14 Sensor signal is too high Filter overdue 10.3 Alarm output The S 120 has an relay alarm output. It is possible to monitor e.g. the oil vapor content and give an alarm at a particular threshold value. Alarm relay specifications:...
The diagram below shows the connection when using the optional service kit. Please ensure that also in this case the power supply of either S 120 or the service kit is connected because the USB port is not supplying enough power.
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 manufacturer of the product, for this please contact the manufacturer. S 120...
15. Warranty 15. Warranty SUTO provides a warranty for this product of 24 months covering the material and workmanship under the stated operating conditions from the date of delivery. Please report any findings immediately and within the warranty time. If faults occurring during the warranty time SUTO...
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