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Summary of Contents for horiba LO-300
- Page 1 Laser scanning type surface oil detector LO-300 Instruction Manual CODE:GZ0000312982B...
- Page 2 HORIBA Advanced Techno, Co., Ltd. warrants that the Product shall be free from defects in material and workmanship and agrees to repair or replace free of charge, at option of HORIBA Advanced Techno, Co., Ltd., any malfunctioned or damaged Product attributable to responsibility of HORIBA Advanced Techno, Co., Ltd.
- Page 3 Regulations Conformable Directive This equipment conforms to the following directives and standards: EMC: EN61326-1 Class A, Industrial electromagnetic environment Safety: EN61010-1 EN60825-1 Warning: This is a Class A product. In a domestic environment this product may cause radio interference in which case the user may be required to take adequate measures.
- Page 4 FCC rules Any changes or modifications not expressly approved by the party responsible for compliance shall void the user's authority to operate the equipment. Warning This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of the FCC Rules.
- Page 5 For Your Safety Hazard classification and warning symbols Warning messages are described in the following manner. Read the messages and follow the instructions carefully. Hazard classification This indicates an imminently hazardous situation which, if not avoided, will result in death or serious injury. This is to be limited to the most extreme situations.
- Page 6 Safety precautions This section provides precautions for using the product safely and correctly and to prevent injury and damage. The terms of DANGER, WARNING, and CAUTION indicate the degree of imminency and hazardous situation. Read the precautions carefully as it contains important safety messages.
- Page 7 Label Description Display Unit Label This messages are described in the following manner of display unit. Caution Label This is a caution label to remind you that water invasion would destroy the instrument. Warning Label This label mean Laser devices. ...
- Page 8 CE marking/maximum rating/connector name label This is a label to show you the maximum rating, connector name and compliance to the CE marking. Earth label This is a label to remind you the protective earth wiring is necessary for the detector rack or stand.
- Page 9 Severe condition (high temperature, continuous vibration) may make the life span short. Consult us when you need repairs or technical support about the LO-300. Wave by the strong window or splash by heavy rain may influence oil detection though the ...
- Page 10 Disposal of the product When disposing of the product, follow the related laws and/or regulations of your country.
- Page 11 Manual Information Description in this manual Note This interprets the necessary points for correct operation and notifies the important points for handling the product. Reference This indicates the part where to refer for information. This indicates reference information.
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Page 13: Table Of Contents
Contents Overview ..........Introduction. - Page 14 Maintenance ......... . Maintenance list .
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Page 15: Overview
Overview Introduction The laser scanning type oil film detector LO-300 is equipped with the LCD indicator of touch panel type. With this indicator, various operations are available such as status check of oil film detection area or optimum setting change for detection. LO-300 is a non-contact oil film detector designed for installation at locations at which oil leakage could occur such as pits, clean water reservoirs, pools, drainage ditches, and manholes. -
Page 16: Detection Principle
The LO-300 scanning laser system matches the request to detect oil on the water, the small size of trunk covers large detection area from a distance. Moreover this system can measure the oil covering ratio by the reflection time scanning. -
Page 17: Main Function
Overview Main function Brief explanation of the functions Reflection level diagnosis and instrumental error judgment Oil film detection, reflection level error and instrumental errors are judged and the result will be displayed on the monitor display and the contacts are activated. Two contacts output;... -
Page 18: Area Detection Function
Overview Area detection function The area detection function performs judgment by the rate of the oil film present on the detection area. Alarm output can be avoided in a case where a trace oil film always floats on the water surface. - Page 19 Overview Display examples of detection result Oil film alarm status The state in which the oil film alarm is triggered due to trace volume of oil when the area detection function is invalid. Monitoring of detection level The detection area is checked by the detection level monitor in the Test mode. Setting of detection area An oil film of 20...
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Page 20: External Output Function
Overview External output function Contact output Table 2 shows the contact output of the detector. The judgment result of detection and error is externally output at each dry contact point. There are normal open (NO) contact and normal close (NC) contact available: Choose whichever appropriate according to customer’s installation environment. - Page 21 Overview Monitoring display and current output Table 3 shows the monitor display and current output of the detector (when the detection level is set to 13 mA). Table 3 Monitor display and current output (reference) Monitor display Current output Monitoring Detector status status...
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Page 22: Changing The Setting
Overview Changing the setting To change the setting, remove the front lid of display box. (Fig. 3), and operate the touch panel on the LCD screen. Confirm the setting items in Table 4. Remove bolts of 4 M3 A from the front side of display box Fig. - Page 23 Overview Factory default setting Table 5 shows the setting at the factory shipment. The following setting can be changed by operating the touch panel on the main body display. Table 5 Factory default setting Item Default value Description Detection level setting 13 mA When this value is exceeded, oil film is identified.
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Page 24: Other Functions
Laser replacement display function In the LO-300, when the working days reaches the laser replacement time (approx. 1450 days), a message prompting laser exchange is displayed on the monitoring monitor screen of the display box. Also, when the laser replacement time (approx. 1460 days) has elapsed, a system error contact will be output. - Page 25 Overview Automatic back light OFF function The LCD back light is automatically turned OFF when there is no contact on proximity sensor at the display box or no operation on the touch panel for 15 minutes or more. However, it may not turn OFF in some cases depending on brightness around the detector.
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Page 26: Explanation Of Each Part
Overview Explanation of each part Part names of main body Fig. 4 shows the part name of the main body. [Top] [The rear of display box- I/O connector] Signal/contact output Power input [Front] [Side] Handle Display box Front lid of display box Signal/contact output cable (accessory) Monitor... -
Page 27: Display Box
Overview Display box Here explains the function of each part of the display box. Proximity sensor (reflection type) CPU error LED (CPU_ERR) CPU reset switch Fig. 5 Part name of display box Name Content It is a proximity sensor of the reflection type. When operating it, it is not necessary to remove Proximity sensor the front lid of display box. -
Page 28: Monitor Screen
Overview Monitor screen When the power supply is turned ON, the monitor screen shown in Fig. 6 appears, and the oil film monitoring starts automatically. Touching a button advances to a target screen. When using it for the first time or when the installation location has been changed, change in the setting may be necessary. - Page 29 Overview Note Contact us when the message of [RTC ERROR] is displayed in the column of the date and time. Refer to “ Automatic back light OFF function ” (page 11) for turning OFF the automatic back light. Automatic restoration by no operation The oil film monitoring stops while setting or in the Test mode.
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Page 30: Status Description
Overview Status description It explains the screen display at each monitoring status. Normal Screen in a normal status is as follows. [NORMAL RUN] is displayed. Current detection level is colored in the unit of 1 mA. Current detection area is colored in the unit of 10. - Page 31 Overview Oil film alarm (OIL ALARM) The oil film alarm is triggered when the detection area which laser light reflection level is over the set detection level exceeds the detection area setting (Alarm), and when the continuous judgment time passes. For setting the judgment criteria, refer to “...
- Page 32 Overview Lower limit level error (LOW LEVEL) The lower limit level error occurs when the detection level falls below the lower limit setting for 30 seconds (fixed) or more. For setting the judgment criteria, refer to “ Lower limit error judgment setting ”...
- Page 33 Overview Laser replacement message When the number of working days of the detector reaches the laser replacement time (approx. 1450 days), a message is displayed. Also, when the laser replacement time (approx. 1460 days) has elapsed, a system error contact is output. Monitoring will continue, but please replace the laser as soon as this message is displayed.
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Page 34: Operation
Overview Operation Touch panel operation Remove the front lid of the display box, and perform operation by directly touching on the screen. Selection Message Fig. 14 Touch panel operation Name Description The item with the mark of refers to the currently selected item. Selection Selection changes by touching the button (in the above case, “WARNING”... - Page 35 Overview Releasing contact output At oil film warning or detection level error When the contact is output, it can be released by manual operation. [R.OFF] is displayed in the upper right of the monitor screen. Press the [R.OFF] button to release it.
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Page 36: Screen Configuration
Overview Screen configuration Monitor display OIL LEVEL MENU Set menu Detection level (1/2) threshold [MENU (1/2)] [OIL ALARM LEVEL SETUP] Refer to page 35. Refer to page 34. AREA LEVEL Detection area threshold [AREA ALARM LEVEL SETUP] Refer to page 36. CONT.TIME Continuous judgment time... - Page 37 Overview History [LOG DATA] Refer to page 49. REF LEV MON TEST Test mode Detection menu level monitor [TEST MODE] [REF LEVEL MONITOR] Refer to page 50. Refer to page 51. ANALOG OUT Current force- ful output [ANALOG OUTPUT] Refer to page 51. Contact force- RELAY OUT ful output...
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Page 38: Installation
Installation Installation Installation environment WARNING This product is not an explosion-proof instrument. It is not possible to use it in an environment of inflammable gas, explosive gas, or inflammable dusts to avoid death or fire accidents. Install the product to the following place. Place where bubbles, steam, or suspended foreign objects are not easily accumulated. -
Page 39: Installing Detector
Installation Installing detector For installing the detector, use our optional stand, or prepare a stand by customer’s arrangement. At production, refer to the “ Dimensional outline drawing ” (page 63) as well as the following “Note in production”. Note in production Use a steel material that can withstand the weight of approx. -
Page 40: Changing The Direction Of Display Box
Installation CAUTION The weight of the detector is approx. 11 kg (main unit: approx. 9.8 kg, accessory cable: approx.1.4 kg). Do not give strong impact to the detector, or it may damage the window glass, resulting in injuries or product malfunction. ... -
Page 41: Wiring Work
Installation Wiring work Wiring for detector Accessory cables (power cable and signal cable: with dedicated connectors, 5 m) are processed with the crimp terminal at the terminal end, and indicated with marks shown in Fig. When the cable length is insufficient, extend it by a relay box. The relay box and the extension cable are to be prepared by the customer. -
Page 42: Note In Current Output Use
OPEN. To extend the signal/contact output cable, use a shield cable to provide cross connection wiring. The arrestor is not built into LO-300. The customer must arrange protective measures as necessary. Confirm wiring and power-supply voltage at wiring work completion (100 V AC 10). -
Page 43: Protection Of Receiver Side
Installation Protection of receiver side When there is any influence of lightning, devices may be damaged by the noise caused by lightening surge and intruded to the detector and receiver (device of the customer) through the power line and signal line. If preventive measure for lightning is not prepared, customer must provide measures against lightening surge according to Fig.19. -
Page 44: Preparation For Operation
Preparation for operation Preparation for operation Operation check Preparation Perform the following check or work before turning ON the power. Releasing optical unit lock screw The optical unit in the detector is fixed by optical unit lock screws, to avoid possible vibration or shock during transportation or mounting work. -
Page 45: Operation Test
Preparation for operation Operation test 100V AC Power ON check Supply power of 100V AC, and check the monitor screen of the display box. Fig. 21 Monitor screen (example 1) Fig. 21 shows the screen example when the detector normally monitors the water surface. Detective operation test The operation test is executed by three conditions (A: No water, B: With water, C: With oil) as in Fig. - Page 46 Preparation for operation A. No water test CAUTION In reflecting the laser light to any other thing than the detector for a test purpose, do not direct it to the person. If the laser light goes into eyes for a long period of time, it could cause decrease in the eyesight. Place the attached round tray (for test) or white paper under the detector as in Fig.
- Page 47 Preparation for operation C. Test with oil film Pour the oil in the round tray (for test) containing water. The oil volume should be the level to allow thin oil film on the tray surface. Fig. 25 Monitor screen (example 4) Check that the [OIL ALARM] is displayed after approx.
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Page 48: Operation
Operation Operation Select the item to be set from the set menu, and perform operation on the corresponding screen. On the set menu, the oil film monitoring stops, and the latest contact output operation is maintained. When returning from the set menu screen to the monitor screen, the contact output is reset. - Page 49 Operation Set menu (2/2) Fig. 27 Set menu (2/2) Name Description OIL LEVEL Displays “ Upper/lower limit level setting ” (page 40). DATE Displays “ Date and time setting ” (page 41). CONTRAST Displays “ Contrast adjustment ” (page 42). COLOR Displays “...
- Page 50 Operation Detection area setting The following screen enables to set the detection area threshold. Detection area (warning) Detection area (alarm) Fig. 29 Detection area setting screen Name Description Detection area Setting range: 0 to 90; Touch / keys to change the setting. (warning) The value can be set in each 10.
- Page 51 Operation Continuous judgment time setting This screen enables to set the judgment time of oil film alarm or oil film warning. Continuous judgment Continuous judgment time (alarm) time (warning) Fig. 30 Continuous judgment time setting screen Name Description Continuous judgment Setting range: 0 seconds to 999 seconds.
- Page 52 Operation Contact output setting This screen enables to set the contact output mode and the contact output hold time. Contact output mode Contact output hold time Fig. 31 Contact output setting screen Name Description To change the mode, touch the WARNING button or the ALARM button. When WARNING is selected, oil film contact is output by oil film warning or oil film alarm.
- Page 53 Operation Multiplex transmission function setting This screen enables to set the multiplex transmission function ON/OFF. Multiplex transmission function Fig. 33 Multiplex transmission function setting screen Name Description To switch the multiplex transmission function, touch ON or OFF on the screen. When ON is selected, the multiplex transmission function is valid.
- Page 54 Operation Upper/lower limit level setting This screen enables to set the threshold of upper/lower limit level. Upper level Lower level Fig. 34 Upper/lower limit level setting screen Name Description Any value exceeding this value will be judged as upper limit error level. Upper level Setting range: 4 mA to 24 mA;...
- Page 55 Operation Date and time setting This screen enables to set date and time. Message Fig. 35 Date and time setting screen Name Description Year Month Set Year, Month, Day, Hour, and Minute. For the setting operation, refer to “Operation” below.
- Page 56 Operation Contrast adjustment This screen enables to adjust the contrast of LCD display. Contrast ratio Fig. 36 Contrast adjustment screen Name Description key: The contrast ratio rises. Contrast ratio key: The contrast ratio lowers.
- Page 57 Operation Color setting This screen enables to set the screen color. Item Color Fig. 37 Color setting screen (example) Name Content Touch / keys to select the parameter to set. The parameters that can be set are as follows. Screen Background: Background color of the entire screen ...
- Page 58 Operation Screen Background Indicates the background color of the entire screen (common to all screens). Example Background color Fig. 38 Screen Background LEVEL AREA Bar Indicates the color of detection level bar and detection area bar on the monitoring screen in Fig.
- Page 59 Operation OIL ALARM Background Indicates the color of parameters 1 to 4 on the monitoring screen in Fig. 40. 1. Laser replace message 2. State display (oil film alarm) 3. Detection level 4. Detection area (alarm) Fig. 40 OIL ALARM Background OIL WARNING Background Indicates the color of parameters 1 and 2 on the monitoring screen in Fig.
- Page 60 Operation Button Font Indicates the font color of the button (common to all screens). Example Button font Fig. 43 Button Font Button Background Indicates the background color of buttons (common to all screens). Example Button background color Fig. 44 Button Background...
- Page 61 Operation Factory default setting This screen enables to return the setting to the factory default setting. Fig. 45 Factory default setting Operation To return the system to the factory default setting, touch “Yes”. When the process is completed, the screen returns to “ Set menu (2/2) ” (page 35). To close the screen without returning to the factory default setting, touch [NO].
- Page 62 Operation Laser replacement Contact output time setting In this screen, set the system error contact output time when the laser replacement time (approx. 1460 days) has elapsed. A. Hour B. Minute Fig. 47 Laser replacement Contact output time setting screen Name Description Hour...
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Page 63: History
Operation History This function enables to display as many as 100 histories from the latest one. Page Fig. 48 History screen Name Description Page Shows the current page. 10 histories are displayed per page. Year, Date, Time, and status are displayed. The type of status is as follows. ALRM: Oil film detection (alarm) ... -
Page 64: Test Mode
Operation TEST mode In the TEST mode, select the parameter (refer to Table 7) from the Test mode menu screen, and carry out the test. When the system is in the TEST mode, the oil film monitoring stops, but the latest contact output condition is maintained. - Page 65 Operation Detection level monitor This screen enables to display the detection level and the values on the detection area at a real time basis. When entering to this screen, the contact output condition is reset. Detection level Detection area Contact output Fig.
- Page 66 Operation Forcible output of contact This screen enables to manually switch the contact output condition. The contact output condition is held as entering into this screen. Fig. 52 Forcible output of contact screen Name Description Touching this button enables to switch the system error contact output condition. Current output condition is displayed at the right side of screen.
- Page 67 Operation Water level adjustment This screen enables to automatically perform water level adjustment. Use this function when the light receiving adjustment of water level is necessary such as optical parts replacement. Note Water level automatic adjustment is the function to be performed in replacing the optical parts. Avoid irresponsible adjustment, or it may influence the normal detection or judgment.
- Page 68 Operation Monitor on detection area This screen enables to display the detection level distribution against the detection area at a real time basis. Distribution of the detection level Fig. 54 Monitor on detection area Name Description Divides the detection level in the section of 1 mA, displaying the rate of detection level in Distribution of the each section to the entire detection area.
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Page 69: Maintenance
Maintenance Maintenance Maintenance list To maintain the intrinsic function and performance of the detector, it is essential to perform periodical maintenance, as well as to fully understand the function. The maintenance time interval shown in Table 8 is a typical example under the standard installation environment. -
Page 70: Troubleshooting
Troubleshooting Troubleshooting Countermeasure at system error When any abnormality occurs on the detector, system error shown in Table 9 is displayed on the monitor screen of the instrument. Check the displayed contents of the system error, and take a corresponding action. For the contact output at system error, refer to “... - Page 71 Troubleshooting Message History Error Main cause Correspondence method Place a white paper under the optical Light emission intensity of the window, and check the laser light Detection level semiconductor laser decreases, emitting and scanning status. LOW LEVEL LOW error (Detection disabling to receive the laser area error) When laser light is invisible or...
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Page 72: Message List
Troubleshooting Message list Table 10 Message list Refer Message Explanation Countermeasure page Displayed when any abnormality is Factory preset data is not found at power on. Either because the available. PLEASE Unexpected abnormality may data required for monitoring is absent CONTACT TO occur. - Page 73 Troubleshooting Refer Message Explanation Countermeasure page Correctly set so that “detection The condition “detection level lower WARNING: Must be OIL level lower limit level” is LEVEL LOWER limit level” is not satisfied. satisfied. Correctly set so that “upper limit The condition “upper limit level ...
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Page 74: Data
Data Data Specification Product name Laser scanning type surface oil detector Model number LO-300 Subject of detection Oil on water surface or liquid on floor Detection method Surface scanning laser/reflected light sensor Detection distance 0.3 m to 4 m (Piezometric surface Max.6 m) Laser emitter Semiconductor laser, wavelength () 650 nm, within 1 mW output (Class 2) - Page 75 Data Indication: marker under AREA bar AREA LEVEL Oil warning: Yellow Oil alarm: Red CONT.TIME Adjustment: 0 seconds to 999 seconds (1 second carving) Adjustment: RELAY OUT (AL) MODE: Select of Oil warning or Oil Alarm TIME : 0 seconds to 99 seconds, ∞(infinity) LEVEL ERR.
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Page 76: Parts List
LO-300 exclusive use (SUS304) L = 450 mm Shading hood (camera) LO-300 exclusive use (SUS304) Steam measures food LO-300 exclusive use (SUS304) L = 500 mm Scanner unit AMX-3010 Scanner unit for exchange Camera unit The image is preserved according to the LO-300 alarm output timing. -
Page 77: Dimensional Outline Drawing
Data Dimensional outline drawing Detector Mounting bracket 4-M8 [Unit: mm] Detector stand (option) Drain 20 4-M 8 3- 12 16- 9 [Unit: mm]... -
Page 78: Mounting Bracket (Option)
Data Mounting bracket (option) 4- 9 4- 9 [Unit: mm] Shading hood: 550 mm (option) 260 [Unit: mm] 220... -
Page 79: Shading Hood: 450 Mm (Option)
Data Shading hood: 450 mm (option) 260 220 Steam protection [Unit: mm] hood attachment type Steam protection hood (option) Purge air inlet union Applicable tube size: Outer diameter 6 Applicable copper pipe: C1020T-0, C1220T-C [Unit: mm] 260... - Page 81 Headquarters 31, Miyanonishi-cho, Kisshoin Minami-ku, Kyoto, 601-8306 Japan TEL:+81-75-321-7184 FAX:+81-75-321-7291...
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