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PT1E-0930 

19

                   
 
 
 
 
 
 
 
 
 
 
 
 

The  right  「 -0.00 」   is  displayed 
when zero level gets down to minus 
(-) side at above 10% full scale. 

    WARNING 

When  it  shows  「-0.00」,  accurate  gas  reading  is  impossible 
and make zero adjustment. 

PW/TR    AL2 

■        □ 
SKIP     AL1 
□        □ 

“-“ mark display

 

Summary of Contents for GP-591

Page 1: ...ot be used for any other purpose than what is specified in this manual 4 Follow all the instructions in this manual an deviation will compromise the safety quality and performance of this instrument 5...

Page 2: ...g procedure Mounting method 10 Dismounting method 10 Installation place 11 Caution in the system engineering Stable power used 12 Designing to consider radiation 12 Lighting measures 12 Alarm contact...

Page 3: ...aintenance contract for regular check 28 Treatment when operation is stopped or its installation place is moved Stop at normal operation 29 Installation when move its place 29 Storage or treatment whe...

Page 4: ...cate detected gas concentration for environmental control This unit outputs 4 20mADC as gas concentration signal This unit provides 2 relay contacts for outer gas alarm Identification of each cautiona...

Page 5: ...tive grounding or fuse are seems to be defective Also before operating the unit confirm that there is no defect for protective functions Fuse Use the designated rating current voltage type fuse to pre...

Page 6: ...on When operate it not to follow this manual repair it by other rating parts or modify it on his own the safety and quality of products can not be secured Then when an accident take place by it we can...

Page 7: ...e case Refer to the operating instruction manual for multi unit case when multi case is used Appearance with single case Refer to the operating instruction manual for multi unit case when multi unit c...

Page 8: ...Please consult us or with our agent for installation method or installation quantity to avoid trouble caused by radiating heat N 138 1 0 66 0 6 0 Required thickness of the panel 1 2 3 2mm N Dimensions...

Page 9: ...eration Flashing Trouble AL1 light Flashes at gas alarm 1st alarm AL2 light Flashes at gas alarm 2nd alarm Alarm lights change continuous lighting after RESET operation SKIP light Flashes during maint...

Page 10: ...l part Display part Operation part POWER INPUT DC24V Power supply part Gas alarm contact Trouble alarm contact Standard setting Non exciting Non exciting at normal A contact Contact closes at alarm Al...

Page 11: ...hat the edge connector is put in firmly Confirm that the disengagement lever is turned upward when indicator alarm unit is mounted into the case firmly After confirmation of lever position put ON the...

Page 12: ...t the place where there is danger at maintenance time When required to stop the system at maintenance time unable to maintain if not remove a part of system or unable to detach the case due to the pip...

Page 13: ...ting instrument is broken It is impossible to prevent the generation of lightning If the cable should put in metal tube or laid in the underground it is impossible to prevent the inductive lightning s...

Page 14: ...of EC 592 is described by the conditions of resistive load When use the inductive load for alarm contacts the very high reverse electromotive voltage may be generated and the following trouble tends...

Page 15: ...power ON The above fig shows the unit with single case In case of multiunit case refer to instruction manual for multi unit case Be sure to make grounding for safety purpose and to keep stable operati...

Page 16: ...act output TR Trouble alarm contact output GND Earth terminal Detector head GD D8 DC CAUTION Use CVVS 1 25mm2 cable for connection Do not distribute power cable and signal cable together with power li...

Page 17: ...ring adjustments Even relay contact works treat that any influence will not be given to the outer To prevent fire check that the designated fuse is used Basic performance flow In normal operation it i...

Page 18: ...seen when the front cover is opened 3 Put the power switch upward to ON and downward to OFF 4 Put the power switch on and power light illuminates 5 Status of initial clear about 25 sec is displayed as...

Page 19: ...s of indications by LED display and LED light are different from the condition of the unit Preparation Power ON Action of LED light Light off Light on Flashing Initial clear Approx 25 sec Detector mod...

Page 20: ...9 The right 0 00 is displayed when zero level gets down to minus side at above 10 full scale WARNING When it shows 0 00 accurate gas reading is impossible and make zero adjustment PW TR AL2 SKIP AL1 m...

Page 21: ...By indication valve Initial clear 2 5mA Fixed Maintenance mode 2 5mA Fixed Alarm test 4 20mA By indication valve Trouble alarm 0 5mA Fixed Point skip 2 5mA Fixed 6 Power shut off 0mA Relations between...

Page 22: ...ar maintenance mode CAUTION Do not operate 1 3 Regular maintenance mode without our permission Please contact with our nearest agent or RIKEN KEIKI if it is required WARNING When maintenance mode star...

Page 23: ...eave it alone on maintenance mode this returns to detection mode automatically after 10 hours Press MODE switch for over 3 seconds and maintenance mode starts Select 1 2 with UP DOWN switch When press...

Page 24: ...ce mode Press MODE switch for above 3 seconds to start Select with UP DOWN switch Peak hold level can be checked with SET switch Press SET switch for above 3 seconds to release peak hold level To retu...

Page 25: ...rm contact works When it reaches the second alarm level AL2 light flashes and buzzer sounds 2nd alarm contact works Press SET switch for above 3 seconds to start alarm test mode When it gets to alarm...

Page 26: ...his operation do it after making point ship with the upper system Centralized system When finish this operation check the external output and function of outer equipment to be connected with external...

Page 27: ...on range Over scale LED shows Power light Power Green It keeps steady light Alarm light AL1 Orange AL2 Red There two alarm levels When reading reaches each preset alarm level or exceeds each preset al...

Page 28: ...Gas 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 chang...

Page 29: ...condition Check of LED reading Check that LED reading is zero 0 If it is not 0 check that gas is free around detector head and make zero adjustment at detector head side Alarm test Check that the alar...

Page 30: ...ving place Then for wiring refer to 4 5 Caution at wiring Storage and treatment when not use for a long time This unit shall be stored in the following environment condition Temperature 0 40 Humidity...

Page 31: ...check the detection system and contact our nearest agent or Riken Keiki There is the case of electrical line trouble such as shut off of power This will be treated by the re check of stand by battery...

Page 32: ...ction of sensor cable Check whether sensor is connected or the sensor cable connector is connected to the sensor If can not be recovered contact our nearest agent or Riken Keiki Fuse disconnection Per...

Page 33: ...output of signal showing the maintenance mode condition is displayed on the external output signal By this the maintenance is carried out independently on this unit Press MODE switch for 3 seconds and...

Page 34: ...n Relay contact Non exciting at normal exciting at alarm standard or exciting at normal non exciting at alarm option Potential free contact 1a standard or 1b option Contact rating 0 5A at 100VAC 1 5A...

Page 35: ...PT1E 0930 34 Product composition Standard compositions Indicator alarm unit Model GP 591 Operating instruction manual 1 vol...

Page 36: ...the work of the staffs in the area by the auto paging system and escaped to the outside from there 5 Let the alarm transmitted to a remote place by auto communication system 6 Let the alarm transmitte...

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