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Riken Keiki GD-K71D, Руководство по эксплуатации, Страница: 1 / 47

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PT2E-1057 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 
 
 

 
 

 

 

 

 

 
 
 
 
 
 
 

 
 

 
 
 
 
 

 

OPERATING MANUAL

 

FOR

 

INTELLIGENT GAS DETECTOR 

  GD-K71D 

Содержание GD-K71D

Страница 1: ...PT2E 1057 OPERATING MANUAL FOR INTELLIGENT GAS DETECTOR GD K71D...

Страница 2: ...operation 13 Installation place 13 Caution in the system engineering 14 Grounding 17 Caution at wiring construction 18 Applicable cable Power signal cable 18 Relay output signal cable 18 Specification...

Страница 3: ...contract for regular check 33 Calibration method Calibration with gas etc 34 Replacement of sensor and parts 34 Treatment when operation is stopped or its installation place is moved Stopping the norm...

Страница 4: ...4 digit LED indicator The GD K71D transmits gas concentration signals with 4 20mADC to upper system This detector provides 2 relay outputs for outer gas alarm Identification of each signal word Indic...

Страница 5: ...inside of the panel and the power source as well Do not use fuse that is not specified or do not make a short circuit inside of the fuse holder Operation in gas Do not operate the instrument in an atm...

Страница 6: ...he lower red bar the correct gas detection cannot be performed Adjust the flow rate Equip a dust filter to the outside of the detector if it is used in a dusty place The dust filter depends on a measu...

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Страница 10: ...bracket on the wall Put the detector unit on the wall mounting bracket Confirm that the detector unit is surely fixed to the wall mounting bracket after finishing the job If it is not surely fixed th...

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Страница 14: ...electronics parts Install them where to be stable not to crush or fall down Keep the system from the equipment which may give a high frequency in the surroundings and install it Do not put the system...

Страница 15: ...ntact may be on and the care for it must be taken In such case use the standby battery or take an appropriate action in the receiver side Supply the following power to this unit Power voltage DC V Pow...

Страница 16: ...hunder lightning or except it To protect detector from these cause be sure to make grounding In the lightning rod there is the circuit to remove the surge voltage to be a cause of damage from field in...

Страница 17: ...elay is melted adhesively and the contacts can not work High voltage is put inside of detector unit and then electrical parts may be damaged As it is big noise the trouble action may be taken by the r...

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Страница 19: ...be used Bar terminal Model AI series Phoenix contact make Terminal lug tool Model CRIMPFOX UD 6 Phoenix contact make CAUTION Be sure to use the exclusive bar terminal When used with other make bar ter...

Страница 20: ...Connection with indicator unit DCS PLC 4 wire type Trouble contact ALM contact ALM contact 4 20mA EC 583 EC 573A DC24V NOTE Terminals 4 5 are not in use 2 3 4 5 E GD K71D Detector E 1 2 3 4 5 6 E E GN...

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Страница 22: ...Arrange not to affect the outside even if the contact work Check that the dust filters are connected correctly or not For security purpose check that it is a designated rated fuse or not Basic perfor...

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Страница 31: ...heck the external output and function of outer equipment to be connected with external alarm contact Then judge whether power can be shut off or not When alarm contact is set on energized condition op...

Страница 32: ...ALM1 Orange ALM2 Red There are two alarm levels When the reading goes to alarm preset level or exceeds it this turns to on 2 External output 4 20mA output Electric current in proportion to gas concent...

Страница 33: ...alarm possibility except the case of gas detection It may respond to interference gas For interference gases contact the nearest agent or Riken Keiki It may be caused by drifting due to the change of...

Страница 34: ...While this unit is working ball in flowmonitor shall be positioned within two red lines If it is below the lower part of red line adjust it with FLOW ADJ switch to Even though it cannot move up the fi...

Страница 35: ...a dark place under the normal temperature and humidity away from direct sunlight In a place where gases solvents or vapors are not present CAUTION When move its installation place be sure to make gas...

Страница 36: ...ring Connection ports of sensor unit and chassis unit 1 year 3 6 4 9 Lithium battery 3 1 10 Flowmonitor ass y 1 year 7 8 1 11 O ring Flowmonitor part 1 year 3 6 2 12 Dust filter Outside use 6 months...

Страница 37: ...lter or deterioration of pump Counteraction at trouble alarm When any trouble was found on this gas detector contact our nearest agent or Riken Keiki If trouble should take place we try best to search...

Страница 38: ...easing of sensor sensitivity The sensor replacement is required 4 PW TR light flashing System Trouble E 00 Probable cause and Recommended action Memory trouble inside of detector Contact our nearest a...

Страница 39: ...e dust filter Is the pipe at gas inlet side or gas outlet side broken or clogged Repair or replace defective part Check whether detector unit is firmly connected 6 Fuse disconnection Symptom The detec...

Страница 40: ...e used with this detector requires an electric potential even if it is not in use This is a function to supply electric potential to the sensor when it is not in use or power suspension PPM This is th...

Страница 41: ...e function to suspend the running temporarily Alarm response time It is the time until the alarm is given when exposed to gas concentration of 1 6 times alarm preset level This does not involve the ti...

Страница 42: ...The electrochemical sensor is designed to keep the interface between electrode and electrolyte at a constant potential Bias voltage and is the method to electrolyze gas directly Then as the gas has th...

Страница 43: ...lighting Relay output Dry contact normally open for both 1st and 2nd alarm rated 0 25A at 125VAC 0 5A at 24VDC Resistive load Alarm delay time Within 60sec Time to get an alarm when exposed to gas con...

Страница 44: ...perature 0 40 Humidity 30 70 R H standard Consult with us other humidity Structure Box type wall mounting type Outer dimensions 70 W X170 H X153 D mm Weight Approx 2 0kg 11 Product composition Standar...

Страница 45: ...ne B2H6 0 0 3ppm 0 1 ppm M Dichlorosilane SiH2Cl2 HCl 0 15ppm 5 ppm M Disilane Si2H6 0 15ppm 5 ppm M B Fluorine F2 0 3ppm 1 ppm M Germane GeH4 0 0 8ppm 0 2 ppm M B Germanium Tetrachloride GeCl4 HCl 0...

Страница 46: ...9ppm 3 ppm M Sulfur Tetrafluoride SF4 HF 0 9ppm 3 ppm M Tantalum Fluoride TaF5 HF 0 9ppm 3 ppm M Tin Tetrachloride SnCl4 HCl 0 15ppm 5 ppm M Trichlorosilane SiHCl3 HCl 0 15ppm 5 ppm M Tungsten Hexach...

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