E3 1 DTR.PCE.PRE-28.02(ENG)
CONTENTS
I. APPENDIX EX.01......................................................................................................................................... 2
II. APPENDIX EX.02........................................................................................................................................ 7
III. APPENDIX EX.03....................................................................................................................................... 9
1. INTRODUCTION, CERTYFICATES............................................................................................................11
2. USER DOCUMENTS..................................................................................................................................11
3. APPLICATIONS AND MAIN FEATURES...................................................................................................11
4. IDENTIFYING MARKS...............................................................................................................................12
5. TECHNICAL DATA....................................................................................................................................12
5.1. PCE–28 TECHNICAL DATA ........................................................................................................................................ 12
5.2. PRE–28 TECHNICAL DATA ........................................................................................................................................13
5.3. PCE–28P TECHNICAL DATA......................................................................................................................................14
5.4. PCE-28, PRE-28, PCE-28P. COMMON PARAMETERS................................................................................................14
5.5. PRESSURE CONNECTORS ..........................................................................................................................................15
5.6. PROTECTION DEGREE OF CASING...............................................................................................................................15
6. CONSTRUCTION.......................................................................................................................................15
6.1. MEASUREMENT PRINCIPLES .......................................................................................................................................15
6.2. CASING,ELECTRICAL CONNECTIONS,POTENTIOMETERS ADJUSTING ZERO AND SPAN.....................................................15
7. PLACE OF INSTALLATION OF TRANSMITTERS.....................................................................................16
7.1. GENERAL NOTE .........................................................................................................................................................16
7.2. LOW AMBIENT TEMPERATURE ....................................................................................................................................17
7.3. HIGH MEDIUM TEMPERATURE.....................................................................................................................................17
7.4 ELECTROSTATIC HAZARDS...........................................................................................................................................17
7.5. MECHANICAL VIBRATION,CORROSIVE MEDIA..............................................................................................................17
8. INSTALLATION AND MECHANICAL CONNECTIONS..............................................................................17
9. ELECTRICAL CONNECTION.....................................................................................................................18
9.1. GENERAL RECOMMENDATIONS....................................................................................................................................18
9.2. CONNECTIONS FOR TRANSMITTERS WITH PD-TYPE CONNECTOR...................................................................................18
9.3. CONNECTIONS FOR TRANSMITTERS WITH PK, PKD, SG, SGM OR PM12-TYPE CONNECTORS .......................................18
9.4. CONNECTIONS FOR TRANSMITTERS WITH PZ-TYPE CONNECTOR ...................................................................................18
9.5. CONNECTIONS FOR TRANSMITTERS WITH ALW-TYPE CONNECTOR................................................................................ 18
9.6. OVERVOLTAGE PROTECTION.......................................................................................................................................18
9.7. EARTHING.................................................................................................................................................................19
10. SETTING AND REGULATION .................................................................................................................19
10.1. READJUST THE ZERO SIGNAL AFTER INSTALLATION.....................................................................................................19
10.2. CHECKING THE CALIBRATION AND ADJUSTMENTS ON THE POSITION .............................................................................19
10.3. CONFIGURATION OF THE PCE-28WITH ALW-TYPE CONNECTION ...............................................................................20
11. SERVICES AND SPARE PARTS.............................................................................................................22
11.1. PERIODIC SERVICE...................................................................................................................................................22
11.2. UNSCHEDULED SERVICES.........................................................................................................................................22
11.3. CLEANING THE DIAPHRAGM SEAL,OVERLOADING DAMAGE........................................................................................22
11.4. SPARE PARTS..........................................................................................................................................................23
12. PACKING, STORAGE AND TRANSPORT...............................................................................................23
13. GUARANTEE...........................................................................................................................................23
14. SCRAPPING, DISPOSAL.........................................................................................................................23
15. ADDITIONAL INFORMATION..................................................................................................................23
16. FIGURES .................................................................................................................................................24
FIGURE 1. PCE-28 TRANSMITTER WITH PD, PK, PKD, PM12 CONNECTORS:DIMENSIONS AND METHODS OF CONNECTION ....26
FIGURE 2. PCE-28 TRANSMITTER WITH PZ CONNECTOR:DIMENSIONS AND CONNECTION METHOD.........................................26
FIGURE 3. PCE-28 TRANSMITTER WITH ALW-TYPE CONNECTOR:DIMENSIONS AND METHODS OF CONNECTION.....................27
FIGURE 4. VIEW OF THE PCE-28 TRANSMITTER WITH ALW-TYPE CONNECTOR AFTER REMOVING THE DISPLAY COVER............28
FIGURE 5A.VIEW OF DISASSEMBLED DISPLAY ASSEMBLY.....................................................................................................29
FIGURE 5B.BACKLIGHTING JUMPER VIEW AT TRANSMITTER ELECTRIC BOARD (UNIT DISPLAY BACK SIDE) ................................29
FIGURE 6. M-TYPE CONNECTOR WITH M20X1.5 THREAD.....................................................................................................30
FIGURE 7. P-TYPE (GP-TYPE)CONNECTOR WITH M20X1.5 (G1/2”) THREAD........................................................................30
FIGURE 8. CM30X2-TYPE CONNECTOR WITH FLUSH DIAPHRAGM WITH M30X2THREAD......................................................... 30
FIGURE 9. G1/2” AND G1” PROCESS CONNECTORS............................................................................................................. 31
FIGURE 10. PRE-28 DIFFERENTIAL PRESSURE TRANSMITTER WITH PD, PK CONNECTORS....................................................32
FIGURE 11. PRE-28 DIFFERENTIAL PRESSURE TRANSMITTER WITH C-TYPE PROCESS...........................................................33
FIGURE 12. PCE-28P LEVEL PROBES................................................................................................................................ 34
FIGURE 13. PRE-28 DIFFERENTIAL PRESSURE TRANSMITTER WITH A SINGLE DIRECT DIAPHRAGM SEAL..................................35
FIGURE 14. EXAMPLE:HOW TO INSTALL THE PRE-28.........................................................................................................35
FIGURE 15. EXAMPLE:HOW TO INSTALL THE PRE-28 TRANSMITTER ON A VERTICAL OR HORIZONTAL PIPE..............................36
FIGURE 16. EXAMPLE:HOW TO INSTALL THE PRE-28 TRANSMITTER WITH A VALVE MANIFOLD TO A WALL................................36
FIGURE 17. EXAMPLE OF POSSIBLE METHOD FOR ISOLATING THE TRANSMITTER FROM HIGH TEMPERATURES..........................37
FIGURE 18. ADDITIONAL EQUIPMENT FOR MOUNTING PRESSURE TRANSMITTERS...................................................................37