Riken Keiki RI-2000W Скачать руководство пользователя | Manualshive

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8. Abnormal conditions

8-1 Fault signals

RI-2000W will provide a trouble (fault) alarm and operate as following when it detects
trouble by self-diagnostics.

1. Indications: POWER lamp will flash
2. Output signals

1. 4-20mA output: 0.5mA

2. Fault signal contact: fault signal will be put out

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Содержание RI-2000W

Страница 1: ...PT3E 0410 NDIR type gas detector Model RI 2000W Operating manual...

Страница 2: ...strument where temperature changes severely places where temperature vary over 10 degrees Celsius 3 Please have the alarm points adjusted within the instruments performance range 4 This instrument is...

Страница 3: ...tric system 11 3 3 2 Piping system 11 4 Start up 12 4 1 At the beginning 12 4 2 Installation location 12 4 3 Cautions in designing a system 14 4 4 Earthing 17 4 5 Cautions in wiring 18 4 6 Suitable ca...

Страница 4: ...34 6 3 3 False gas alarms 34 7 Routine maintenance 35 7 1 Frequency and items to be checked 35 7 1 1 Daily maintenance 35 7 1 2 Routine maintenance 35 7 1 3 Contract for maintenance 35 7 2 Adjustment...

Страница 5: ...use This instrument is a Nitrogen Dioxide gas monitor that detects gas leakage by drawing in air by a pump and detects it by a NDIR Non Dispersive Infrared based method The purpose of this instrument...

Страница 6: ...this instrument It may cause an electrical shock or damage inside Please use a rated current and voltage fuse and do not short the fuse holder The use of improper fuses and shorts in the fuse holder...

Страница 7: ...e ball in the flow meter is above the red line before using If the ball is under the line please adjust the flow rate Make sure to attach a dust filter on the gas inlet before using RI 2000W If the fi...

Страница 8: ...n readings and messages Lock A lock to keep the panel door closed Conductive wire port A port to let conductive wire inside the instrument Sample gas inlet A pipe connecting port for sample gas Zero g...

Страница 9: ...Warning indication lamp A lamp that will flash and indicate during the 1st gas alarm It will keep on after the BZ STOP button is pressed Maintenance indication lamp A lamp that will flash during main...

Страница 10: ...ply system rating AC 125V 5A normal fuse Terminal block A terminal block to connect RI 2000W and external devices Detector A NDIR type N2O gas detector Sensor Pump A pump to aspirate gas 3 way solenoi...

Страница 11: ...and space for personnel is needed Please remember to make space for personnel at the planning phase and in construction Install RI 2000W to a firm wall with M6 bolts upright as the drawing bellow CAU...

Страница 12: ...11 3 3 Block diagram 3 3 1 Electric system 3 3 2 Piping system...

Страница 13: ...e the instrument Do not Install this instrument where it will be subjected to direct sunlight and places where temperature changes suddenly Please avoid installing this instrument where it is exposed...

Страница 14: ...e A place where you have to dismount a part of any apparatus to reach RI 2000W Where things wiring storage racks interfere opening the case of RI 2000W Periodical maintenance is needed so please save...

Страница 15: ...idering radiating heat from RI 2000W There is a ventilation fan on the top of the instrument Please keep this part clear and do not block it with anything If you are installing RI 2000W inside a close...

Страница 16: ...side of indoor cables If lightning is a huge electrical source the cables are an antenna Then instruments connected to the cables may be damaged due to high electricity We cannot prevent growth of thu...

Страница 17: ...rcuits on the loading side of the relay as needed The concept of inductive load on the alarm contact The stated specifications of RI 2000Ws alarm contact is based on the condition on resistance load T...

Страница 18: ...onnect the internal or external port to your earthing port less than 100 300V WARNING Please check the earthing and fuse before operating RI 2000W If there are faults suspected please do not start the...

Страница 19: ...u are using a wire that cannot go through the cable port of RI 2000W 4 6 1 Power cable Please use relevant cables to CVVS 1 25 to 2 0 sq 4 6 2 4 20mA signal contact signal line Please use signal lines...

Страница 20: ...r atmospheric pressure condition It is dangerous to apply excessive pressure to the gas inlets GAS IN and GAS OUT because the tube may tare loose from the instrument and leak hazardous gas Please use...

Страница 21: ...er and sleeve when installing pay attention to avoid gas leakage Please do not choose a location as sampling point where interference gas may exist The zero adjustment will not operate successfully if...

Страница 22: ...act may activate during the adjustment Please make sure the output contact cannot effect on others 5 Is the dust filter mounted 6 Is the fuse within the rating If not it may cause fire 5 2 Basic motio...

Страница 23: ...line please adjust the flow rate with the flow rate adjuster 5 The instrument will start detecting gas after it finishes warming up 60 minutes RI 2000W will go through these operations while warming...

Страница 24: ...e front of the instrument Please confirm the flow rate by the flow rate monitor that is on the front too Keep the ball in sight and above the red line The flow rate can be adjusted by RI 2000W itself...

Страница 25: ...dition LED symbols and its condition The LED is off The LED is on The LED is flashing Short name of the LED PW POWER AL1 WARNING AL2 ALARM MNT MAINTENANCE NOTE The symbols and locations of the LED and...

Страница 26: ...dicators will flash 1st gas alarm 2nd gas alarm Trouble The power LED will flash if there is any trouble detected on the instrument The matter will be displayed on the LCD Messages on the LCD Trouble...

Страница 27: ...ncentration 2 Gas Alarm 4 to 22 mA depends on gas concentration 3 Warm up 2 5 mA 4 Maintenance mode 2 5 mA 5 Alarm test mode 4 to 22 mA depends on gas concentration 6 Trouble alarm 0 5 mA 7 Point skip...

Страница 28: ...t 4 After adjusting the zero point the solenoid will switch the sample line to the sample gas inlet 5 RI 2000W will go back to detection mode and monitor gas concentration after 3 minutes have passed...

Страница 29: ...ase your finger 2 RI 2000W will enter zero calibration mode and will display SET ZERO Please confirm there is no interference gas and the air is fresh before pressing SET button 3 The current gas conc...

Страница 30: ...outputting signals corresponding to gas concentration WARNING Please notice other departments linked to the alarm system before the test and make measures to avoid creating emergencies Please follow t...

Страница 31: ...nd alarm set point ALARM will flash on the LED after the alarm retardation time the alarm contact will activate if ACT is selected 5 Press and decrease the value down to zero 6 Press and hold down ESC...

Страница 32: ...instruments linked with RI 2000W before turning it off Improper shut down may cause false operation of external instruments If using an energized alarm contact optional service please confirm and tak...

Страница 33: ...se operation by noise 6 2 Operations of alarms RI 2000W has two types of alarm operations a latching and non latching alarm Latching alarm standard The alarm will keep in alarm operation once the inst...

Страница 34: ...gas concentration will be indicated on the display The screen will indicate OVER when the gas concentration exceeds the detecting range Power lamp The lamp will keep on while the instrument is on 2 Ou...

Страница 35: ...tration level gets lower 4 Wear protective equipments to avoid risks there is possibility of gas left in the environment Observe the gas concentration with a portable gas analyser 5 Take measures afte...

Страница 36: ...point zero calibration after confirming there is no target of interference gas near the gas inlet 4 Check if there is any contamination on the filter or anything to block it Blockage of the outer dus...

Страница 37: ...ollow 4 2 Installation location when relocating RI 2000W For the wiring please follow 4 5 Cautions in wiring and 4 10 Warnings on pipe laying for the pipe arrangement CAUTION Gas calibration of RI 200...

Страница 38: ...6 months 2 3 1 7 Light source 6 months 2 3 1 8 Motor 1 year 2 3 1 9 O ring on the flow meter 1 year 3 6 1 10 Gas filter cell 1 year 4 6 1 11 Flow meter 1 year 7 8 1 12 switching regulator 4 6 1 13 Pho...

Страница 39: ...s RI 2000W will provide a trouble fault alarm and operate as following when it detects trouble by self diagnostics 1 Indications POWER lamp will flash 2 Output signals 1 4 20mA output 0 5mA 2 Fault si...

Страница 40: ...ransformer 1 The power lamp doesn t turn on Cannot turn on RI 2000W z Is the power supply cable connected Connect the power cable z Isn t there a short in the fuse Check why the short occurred and rep...

Страница 41: ...to warm up z Is it fresh air Please use fresh clean air that does not contain any interferent gas or use 100vol nitrogen z Isn t there any condensation Calibration cannot be done if there is condensat...

Страница 42: ...he flow rate of air This instruments flow rate is over 1 0 litre minute full scale the maximum value of the detecting range gas adjustment some times used as gas calibration or calibration maintenance...

Страница 43: ...ion source goes through a rotating gas filter wheel and enters the cell goes out through the band pass filter and then detected by the IR detector The IR beam is optically folded inside the sample cel...

Страница 44: ...ctor Indications 16 digits numbers and alphabets Concentration LCD 16 digits Status LCD 16 digits and LED lamps 1 POWER lamp Green Normal condition Keeps on Trouble condition Flashes 2 WARNING lamp Ye...

Страница 45: ...very 7 days Operation time 6 minutes Trouble fault alarm Self diagnosis System failure Sensor Trouble Zero point trouble Lamp trouble Motor trouble Heater trouble Low flow rate Fan trouble Indications...

Страница 46: ...The specifications are subject to change without notice due to continual improvements 11 2 Configuration Standard configuration z Main unit RI 2000W z Operating manual z Accessories 2 dust filters and...

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