Riken Keiki GP-591 Operating Instructions Manual
Riken Keiki GP-591 Operating Instructions Manual

Riken Keiki GP-591 Operating Instructions Manual

Indication/alarm unit
Table of Contents

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OPERATING INSTRUCTION MANUAL
INDICATION/ALARM UNIT GP-591
Safety Precautions
1. Read and understand the instructions in this manual before operating this
instrument.
2. Keep manual accessible at all times.
3. This (instrument, monitor, indicator/alarm) cannot 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. We accept no responsibility for an accident caused by the user not following the
instructions in this manual.
FOR
FOR USERS
2-7-6 Azusawa Itabashi-ku Tokyo, 174-8744 Japan
Phone
: 81-3-3966-1113
Fax
: 81-3-3558-9110 GIII
E-mail : intdept@rikenkeiki.co.jp
PT1E-0930

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Summary of Contents for Riken Keiki GP-591

  • Page 1 PT1E-0930 OPERATING INSTRUCTION MANUAL INDICATION/ALARM UNIT GP-591 FOR USERS Safety Precautions 1. Read and understand the instructions in this manual before operating this instrument. 2. Keep manual accessible at all times. 3. This (instrument, monitor, indicator/alarm) cannot be used for any other purpose than what is specified in this manual..
  • Page 2: Table Of Contents

    PT1E-0930 INDEX 1.PRODUCT OUTLINE 1-1. In the beginning …………………………………………… 1-2. Application for use ………………………………………… 1-3. Identification of each cautional marks ……………………… 2.IMPORTANT INSTRUCTION FOR THE SAFETY 2-1. Danger items………………………………………………… 2-2. Warning items………………………………………………… 4 2-3. Caution items………………………………………………… 5 3.PRODUCT FUNCTION 3-1. External drawing……………………………………………… 6 3-2....
  • Page 3 PT1E-0930 6.KIND OF ALARM AND ITS FUNCTION 6-1. Kind of alarm………………………………………………… 6-2. Gas alarm 6-2-1. Gas alarm action…………………………………… 26 6-2-2. Counter action at gas alarm………………………… 27 6-2-3. Gas alarm possibility except the case of gas detection ……………………………… 27 7.MAINTENANCE CHECK 7-1....
  • Page 4: 1.Product Outline

    PT1E-0930 1.PRODUCT OUTLINE 1-1.In the beginning First of all, we wish to express our heartfelt thanks for your purchase of our indicator/alarm unit RM-593. This instruction manual is just a guide book to operate indicator/alarm unit RM-593 of RM-590 series. Your kind reading of this manual is requested not only for first user but for already experienced staff.
  • Page 5: 2.Important Instruction For The Safety

    PT1E-0930 2.IMPORTANT INSTRUCTION FOR THE SAFETY 2-1.Danger items DANGER This is not a explosion proof unit. Do not use it at hazardous area. 2-2.Warning items WARNING ・ Detector head Do not connect other detector head than designated gas detector head. If connected, you can not detect gas.
  • Page 6: 2-3. Caution Items

    PT1E-0930 2-3.Cautional items CAUTION ・ Do not use walky-talky near this unit. When this unit receives the electric waves by walky-talky etc near from the cable, this will effect the reading. When use the walky-talky, operate it at the place where there is no influence of electric wave ejection. ・...
  • Page 7: 3.Product Function

    PT1E-0930 3.PRODUCT FUNCTION 3-1.External drawing (with single case) *Refer to the operating instruction manual for multi-unit case when multi-case is used. 3-2.Appearance (with single case) *Refer to the operating instruction manual for multi-unit case when multi-unit case is used.. Unit Mounting brackets...
  • Page 8: 3-3.Panel Cut-Out Dimensions

    PT1E-0930 3-3.Panel cut-out dimensions Dimensions with single case 1. Mounting for 2 steps in vertical and N lines in horizontal +0.6 (36×N-3) 0 2. Mounting for 1 step in vertical and N lines in horizontal +0.6 (36×N-3) 0 Required thickness of the panel:1.2~3.2mm Refer to the instruction manual for multi-unit case if installed the unit to multi-unit case.
  • Page 9: 3-4.Name Of Each Part And Function

    PT1E-0930 3-4.Name of each part and function *The below pictures show indicator/alarm unit with single case. ③ ① ⑥ ④ ⑤ ⑦ ⑩ ⑧ ⑨ ⑪ ② ①LED display・・・・・・・・・・・・・・・・・・・・・・・・ Indicates gas concentration. ②POWER switch・・・・・・・・・・・・・・・・・・・・・ ON/OFF switch ③Terminal plates・・・・・・・・・・・・・・・・・・・・・ Connects cables from outside. For multi-unit case refer to instruction manual for multi-unit case.
  • Page 10: 3-5. Black Diagram

    PT1E-0930 3-5.Block diagram RM-593 Display part (PW/TR) SKIP (AL1) (AL2) Power supply part Operation part POWER INPUT (MODE) (UP) (DOWN) (SET) (DC24V) Control part Alarm contact control part Gas alarm contact(AL1、AL2) Trouble alarm contact (TROUBLE) Amp part ※Standard setting ・Non-exciting (Non-exciting at normal)...
  • Page 11: 4.How To Use

    PT1E-0930 4.HOW TO USE 4-1.Before operation Be sure to keep cautional items of use not only for first user but for already experienced staff. If not keep these cautional items, the unit may be defective and correct gas detection may not be performed. 4-2.Mounting/dismounting procedures 4-2-1...
  • Page 12: 4-3.Installation Place

    PT1E-0930 4-3.Installation place CAUTION Do not install at places where direct sun drought or where the temperature is drastically changed. Keep away the system from direct sun drought or where the temperature of the system is drastically changed. Do not install it where vibration or shocks may take place. The system consists of fine electronics parts.
  • Page 13: 4-4.Caution In The System Engineering

    PT1E-0930 4-4.Caution in the system engineering CAUTION Unstable power and noise may cause error of performance and alarm. For the system to use this unit, it is required to make design based on this manual descriptions. 4-4-1 Stable power used While the system gets stable at power failure, the external output and alarm contact may be on and the care for it must be taken.
  • Page 14: 4-4-4 Alarm Contact

    PT1E-0930 4-4-4 Alarm contact ・Alarm contacts shall be used only for external buzzer and alarm light, and do not use it for the controlling use (such as solenoid valve control etc). When control the external load, the bad influence may be given to the system according to the load characteristics. In such case, the following countermeasure shall be taken to stabilize the action and protect the contents.
  • Page 15: 4-5.Grounding

    PT1E-0930 4-5.Grounding Make grounding with terminal WARNING Be sure to make grounding before putting power ON. ① ① ② ② ③ ③ ④ ④ ① ① ② ② ③ ③ ④ ④ Terminal *The above fig. shows the unit with single case. In case of multiunit case, refer to instruction manual for multi-unit case.
  • Page 16: 4-6.Wiring

    PT1E-0930 4-6.Wiring (In case of single case) GD-D8DC pump power DC24V ① Detector head + TD1 ② GD-D8 DC DC24V±10% ③ - (GND) ④ ① ② CVVS 1.25mm2, 4-core TD2 ③ ④ ① AL1 : 1st alarm contact output ② TD3...
  • Page 17: 5.Operation Method

    PT1E-0930 5.OPERATION METHOD 5-1.Start-up ● Before putting power ON…………… Before putting power ON, keep following caution items. If not, danger for electric shock or damage to the unit will be happen. (1)Make grounding. (2)Check that wirings with outer units are made correctly. (3)Check that the supply voltage is within a rating.
  • Page 18: 5-3.Start-Up Method

    PT1E-0930 5-3.Start-up method 5-3-1.Power on Cover Power switch 1) Before making power on, check that the unit is connected correctly. 2) The power switch can be 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.
  • Page 19: 5-4. Explanation Of Performance (Detection Mode) 5-4-1. Display Action

    PT1E-0930 5-4.Explanation of performance (Detection mode) 5-4-1.Display action There are following two kinds of displays. (1)LED display :Shows gas concentrations. (2)LED light :Shows power/trouble (PW/TR), 1 gas alarm (AL1), 2 gas alarm (AL2) and maintenance (SKIP) condition. * Contents of indications by LED display and LED light are different from the condition of the unit. Action of LED light □:Light off ■:Light on...
  • Page 20 PT1E-0930 “-“ mark display The right 「 -0.00 」 is displayed when zero level gets down to minus (-) side at above 10% full scale. PW/TR ■ □ SKIP □ □ WARNING When it shows 「-0.00」, accurate gas reading is impossible and make zero adjustment.
  • Page 21: 5-4-2.External Output Action

    PT1E-0930 5-4-2.External output action 1.4-20mA output version (1)Signal transmission method : Electric current transmission (Non isolation) (2)Transmission path : CVVS (3)Transmission distance : Below 1 km (4)Resistive load for connection : Below 300Ω (5)Status signal level ①Detection mode : 4-20mA (Depends on gas concentration) ②Gas alarm : 4-20mA (By indication valve) ③Initial clear...
  • Page 22: 5-5.Maintenance And Adjustment

    1-P:Confirmation of peak hold 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 starts at gas alarm, alarm contact and external output...
  • Page 23: 5-5-2.Confirmation Of Alarm Level

    PT1E-0930 5-5-2.Confirmation of alarm level This section is used to check preset alarm level. PW/TR PW/TR ①Press UP switch in detector mode, and the 1 alarm ■ □ ■ □ level (AL1) is shown. SKIP SKIP Press DOWN switch in detection mode, and the 2 □...
  • Page 24: 5-5-4.Confirmation Of Peak Hold Level

    PT1E-0930 5-5-4.Confirmation of peak hold level The highest reading level is held if gas concentration above preset alarm level in detection mode is detected. ① Press MODE switch for above 3 seconds to start maintenance mode. ②Select「1―P」with UP/DOWN switch. ③Peak hold level can be checked with SET switch.
  • Page 25: 5-5-5.Alarm Test

    PT1E-0930 5-5-5.Alarm test This section is used to confirm alarm light, alarm buzzer, alarm relay contact and transmission condition to the outer equipment by giving same gas concentration signal (4-20mA) output. WARNING When make alarm test, (transmission test), announce it to respective department beforehand. Carry it out after making proper treatment (External signal output, alarm contact).
  • Page 26: 5-6.How To Finish Operation

    PT1E-0930 5-6.How to finish operation When finish this operation, turn off power switch of this unit and turn off the main power (DC24V). WARNING ・When finish this 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 alarm contact.
  • Page 27: 6-1. Kind Of Alarm

    PT1E-0930 6.KINDS OF ALARM AND PERFORMANCE 6-1.Kinds of alarm There are two kinds of alarms such as gas alarm and trouble alarm. ・Gas alarm:When detection gas reaches preset alarm level or exceeds it, this starts alarm. 《Latched mode→Self reset after reset operation.》 *...
  • Page 28: 6-2-2.Counteraction At Gas Alarm

    6-2-3.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 change of long time elapsed sensor Check the reading by daily check and make calibration through authorized service agent whenever necessary.
  • Page 29: 7.Maintenance Check

    PT1E-0930 7.MAINTENANCE CHECK This is an important for security and safety. To maintain the security and enhance the reliability of safety, the reliability of safety, the regular maintenance check for it shall be absolutely necessary. 7-1.Frequency of maintenance and check items. 7-1-1.Daily check This is the check items carried out by customer.
  • Page 30: 7-4-1.Stop At Normal Operation

    To maintain the safety operation of the unit, it is recommended to keep the maintenance contract with service agent for regular maintenance, adjustment and overhaul etc including the gas sensitivity adjustment. For the detail of maintenance contract, contact our nearest service agent or Riken Keiki. 7-4.Treatment when operation is stopped or its installation place is moved.
  • Page 31: 9.Treatment At Abnormal Case

    9-2.Counteraction at trouble alarm When any trouble was found on this unit and detector head, contact our nearest agent or Riken Keiki. 9-3.Before it is thought to be trouble It may be originated from disconnection and short circuit between units.
  • Page 32 ・Non-connection of sensor, contact failure of connector and disconnection 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. (5)Fuse disconnection <Performance>...
  • Page 33: 10.Definition Of Word

    PT1E-0930 10.DEFINITION OF WORD The abbreviation LEL stands for Lower Explosive Limit of flammable/combustible gases and vapors. Lower explosive limit This represents the lowest concentration which can be ignited by source of ignition, hence the lowest concentration which can produce and explosion. Calibration By using calibration (standard) gas etc, it seeks for instrument reading, display value or set value and true value.
  • Page 34: 11-1.Specifications

    PT1E-0930 11.PRODUCT SPECIFICATIONS 11-1.Specifications Model designation: GP-591 Detection gas: Combustible gases Gas concentration display By 4-digit LED(7 segments) Applicable detector head: Catalytic combustion sensor type detector head Detection signal: Direct signal form the sensor Detector head cable: CVVS 4-core or equivalent Distance to the detector head: Max 1.25km with CVVS (1.25mm2) cable...
  • Page 35: 11-2.Product Composition

    PT1E-0930 11-2.Product composition Standard compositions ・Indicator/alarm unit Model GP-591 ・ Operating instruction manual…1 vol.
  • Page 36: 12.Warranty

    RIKEN KEIKI CO., LTD. Any parts found defective within that period will be repaired or replaced, at our option, free of charge, F.O.B. factory.

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