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<Introduction>

iii

IM 21B03D01-01E

 

Introduction

Thank you for purchasing the Current-to-Pneumatic 

Converter.
The Current-to-Pneumatic Converter is correctly 

calibrated at the factory before shipment. To ensure 

correct and efficient use of the instrument, please 

read this manual thoroughly and fully understand 

how to operate the instrument before operating it.

 Regarding This Manual

•  This manual should be passed on to the end 

user.

•  The contents of this manual are subject to 

change without prior notice.

•  All rights reserved. No part of this manual may 

be reproduced in any form without Yokogawa’s 

written permission.

•  Yokogawa makes no warranty of any kind with 

regard to this manual, including, but not limited 

to, implied warranty of merchantability and 

fitness for a particular purpose.

•  If any question arises or errors are found, or if 

any information is missing from this manual, 

please inform the nearest Yokogawa sales 

office.

•  The specifications covered by this manual are 

limited to those for the standard type under the 

specified model number break-down and do not 

cover custom-made instrument.

•  Please note that changes in the specifications, 

construction, or component parts of the 

instrument may not immediately be reflected 

in this manual at the time of change, provided 

that postponement of revisions will not cause 

difficulty to the user from a functional or 

performance standpoint.

 Safety Precautions

•  For the protection and safety of the operator 

and the instrument or the system including 

the instrument, please be sure to follow the 

instructions on safety described in this manual 

when handling this instrument. In case the 

instrument is handled in contradiction to these 

instructions, Yokogawa does not guarantee 

safety.

•  Yokogawa will not be liable for malfunctions or 

damage resulting from any modification made 

to this instrument by the customer.

•  For the intrinsically safe equipment and 

explosionproof equipment, in case the 

instrument is not restored to its original 

condition after any repair or modification 

undertaken by the customer, intrinsically safe 

construction or explosionproof construction is 

damaged and may cause dangerous condition. 

Please contact Yokogawa for any repair or 

modification required to the instrument.

•  The following safety symbol marks are used in 

this Manual:

WARNING

 

Indicates a potentially hazardous situation which, 

if not avoided, could result in death or serious 

injury.

CAUTION

Indicates a potentially hazardous situation which, 

if not avoided, may result in minor or moderate 

injury. It may also be used to alert against unsafe 

practices.

IMPORTANT

Indicates that operating the hardware or software 

in this manner may damage it or lead to system 

failure.

NOTE

Draws attention to information essential for 

understanding the operation and features.

   三千控制阀网 

www.cv3000.com

Summary of Contents for VigilantPlant PK200

Page 1: ...User s Manual PK200 Current to Pneumatic Converter Style S2 IM 21B03D01 01E IM 21B03D01 01E 13th Edition www cv3000 com...

Page 2: ...r Installation Area 1 2 1 5 Installation of Intrinsically Safe Type 1 2 1 5 1 CSA Intrinsically Safe Type 1 2 1 5 2 TIIS Intrinsically Safe Type 1 2 1 6 Installation of Flameproof Type 1 3 1 6 1 TIIS...

Page 3: ...tenance 6 1 6 1 Overview 6 1 6 2 Periodic Inspection 6 1 6 2 1 Cleaning the Restrictor 6 1 6 3 Parts Replacement 6 2 6 3 1 Replacing the Screen Filter 6 2 6 3 2 Replacing the Controller Relay 6 2 6 3...

Page 4: ...ons will not cause difficulty to the user from a functional or performance standpoint Safety Precautions For the protection and safety of the operator and the instrument or the system including the in...

Page 5: ...ir cost for the problems shall be determined by Yokogawa based on our investigation The Purchaser shall bear the responsibility for repair costs even during the warranty period if the malfunction is d...

Page 6: ...ix Code and Specifications The data plate on the side face of the instrument base shows the model suffix code and specifications With reference to the model suffix code and specifications in section 2...

Page 7: ...r use in hazardous locations Intrinsically Safe for Class I Division 1 Groups A B C D Class II Division 1 Groups E F G and Class III Division 1 Hazardous Locations Nonincendive for Class I Division 2...

Page 8: ...er for the connection between the barrier and the controller use the terminal 7 and 9 of the barrier 1 6 Installation of Flameproof Type 1 6 1 TIIS Flameproof Type The model PK200 JF3 current to pneum...

Page 9: ...osionproof Certification 1 7 EMC Conformity Standard EN61326 1 Class A Table 2 For use in industrial locations Immunity influence during the test Output shift is specified within 1 of span CAUTION To...

Page 10: ...See Table 2 1 I O Action Output pressure increases as input increases Manual Operation Available using auto manual A M transfer switch Optional Zero Point Adjusting Range Within 0 to 10 of span Span...

Page 11: ...Output Doubled Output Recomended Supply Air Pressure 1 Supply Air Pressure Gauge Scale 1 Output Signal Pressure Gauge Scale Output Signal Pressure Gauge Scale Pa calibration 20 to 100kPa 0 to 200kPa 4...

Page 12: ...I B H2 T6X Option Code G11 Packing adapter for TIIS Flameproof Electrical connection G1 2 female Applicable cable O D 8 to 12mm Option Code G21 Packing adapter for TIIS Flameproof Electrical connectio...

Page 13: ...2 91 47 1 85 111 4 37 Output Connection Wall Mount Screw 2 M8 Nominal 50 mm 2 inch Pipe Terminal Configuration Ground Terminal Input Terminal F0202 ai Unit mm Figure 2 2 External Dimensions 2 6 Part N...

Page 14: ...ing bracket provided or directly installed on the wall Select either method taking into account the installation space and service method 3 2 1 Pipe Mounting When this instrument is mounted on a pipe...

Page 15: ...tubes of 6mm O D and 4mm I D air piping and coupling to install air supply piping After installing the piping check for leakage 4 1 3 Output Piping Connect output air piping to the output connection O...

Page 16: ...packing whose inner dia is nearest to the average value from among those in Table 4 1 d Screw the flameproof packing adapter into the terminal box until the O ring touches the terminal box wiring por...

Page 17: ...ads for water proofing Terminal box Screw connection type Flexible fitting Sealing fitting Nipple Insulated wires Heavy gauge steel conduit Tee joint Drain plug F0402 ai Figure 4 2 Flameproof Metal Co...

Page 18: ...converter and the safety barrier must be kept routed with sufficient physical separation from other circuits so as not to be affected by electromagnetic induction etc and should be implemented using m...

Page 19: ...ly air pressure to the current to pneumatic converter For supply air pressure see the data plate or Table 5 1 Recommended Supply Air Pressure Standard output applies for model suffix output signal cod...

Page 20: ...ure see the data plate or Table 5 3 Supply Air Pressure Standard output applies for model suffix output signal code 1 3 5 7 and multiplied pressure output for model suffix output signal code 2 4 6 8 9...

Page 21: ...nput signal Confirm if 100 output air pressure reaches the specified pressure If not make span adjustment 8 Repeat steps 6 and 7 two to three times to adjust the zero point and span 9 After completing...

Page 22: ...4 to 0 56 bar 1 6 to 2 0 bar 7 1 8 to 4 2 psi 12 to 15 psi 8 4 3 6 to 8 4 psi 24 to 30 psi 9 5 0 6 to 5 4 psi 24 to 30 psi 1 Please set the supply air pressure at the maximum working pressure plus 30...

Page 23: ...f Equipment later in this manual b On the flameproof type instruments the cover is locked by a setscrew When a setscrew is driven clockwise by an Allen wrench it is going in and cover lock is released...

Page 24: ...he lower front face of the converter main body see Figure 6 5 using a Phillips screwdriver The relay can be removed downward 3 When installing a new relay attach the relay to the bottom of the convert...

Page 25: ...tube to prevent air leakage and precision deterioration 2 Adjust the angle so that the volume knob of zero adjustment forms a right angle with the amplifier F0609 ai Volume Knob of zero point adjustm...

Page 26: ...resistance meter with the power turned OFF between the transition wiring of Step 1 above and ground terminal The polarity of the input terminals must be positive and that of the ground must be negativ...

Page 27: ...zle is closed back pressure increases displacing the input diaphragm inside the control relay This causes the control relay output air pressure to increase This output air pressure is output as PK200...

Page 28: ...personnel Replace the converter using a spare F0702 ai Supply air at normal supply pressure Provide heat protection or good ventilation Large output error NO YES YES NO Is air supplied at normal suppl...

Page 29: ...pply System 1 Example of Panel Mounting Instrument When air is to be supplied to multiple instruments it is recommended that two reducing valves are used in parallel as shown in Figure A 1 Parallel ar...

Page 30: ...ir Supply Header Air Header The air header that supplies air to a series of instruments is installed with a minimum downward pitch of 10 mm m 1 100 so that moisture and oil entrapped in the header can...

Page 31: ...rcuitry Intrinsically safe electrical apparatus generally comprise intrinsically safe apparatus installed in a hazardous location and a safety barrier associated apparatus installed in a non hazardous...

Page 32: ...ng for Intrinsically Safe Circuits In intrinsically safe construction safety shall be maintained as an intrinsically safe system involving intrinsically safe apparatus and safety barriers connected th...

Page 33: ...special tool is used 3 Enclosure internal volume This is indicated by the total internal volume of the flameproof enclosure minus the volume of the internal components essential to equipment functions...

Page 34: ...ipment cover removed always use a gas detector to check that there is no explosive gas in that location If it cannot be checked whether an explosive gas is present or not maintenance servicing shall b...

Page 35: ...matic Converter CMPL 21B03D01 01E 10th Edition Aug 2012 YK Item Part No Qty Description 1 F9172BS 1 Cover 2 Y9210XA 1 O Ring 3 F9174VA 1 Cover 4 G9303LK 1 O Ring 5 F9515AZ 1 Tag Plate 6 F9270SA 2 Self...

Page 36: ...2 CMPL 21B03D01 01E Apr 2001 Subject to change without notice www cv3000 com...

Page 37: ...Ring 22 F9174HL 1 1 1 1 1 1 1 1 Cover 23 G9307MQ 2 2 2 2 2 2 2 2 Pan H Screw M4 8 25 F9275MK 2 2 2 2 2 2 2 2 Clip 26 Y9306JU 2 2 2 2 2 2 2 2 Pan H Screw 27 Y9820NS 2 2 2 2 2 2 2 2 Bolt Y9820NU 2 2 2 2...

Page 38: ...K200 A 1 3 CS1 4 4 PK200 A 2 3 CS1 4 4 PK200 A 1 3 RA CS1 4 4 PK200 A 2 3 RA CS1 4 4 PK200 A 1 3 JS3 4 4 PK200 A 2 3 JS3 4 4 PK200 A 1 3 RA JS3 4 4 PK200 A 2 3 RA JS3 4 4 1 Suffix code of output signa...

Page 39: ...e 4 revised 5 6 added 6th July 1997 2 4 Option Code B added s CMPL Option Code B added Item 1 revised 7th Mar 1998 1 1 Add precaution for safety 4 1 Add precaution for safety 4 4 Add precaution for sa...

Page 40: ...4 Change Table 5 7 and Figure 5 4 6 1 Add caution for explosion type 6 2 Add 6 3 3 Replacing the Amplifier Assembly CMPL P 1 Item 3 change Parts No P 3 Item 17 delete F9172TE P 3 Item 30 change Parts...

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