User`s Manual
Contents
1. e Insulation Resistance Test 500 V DC for 2 minutes max Make sure the insulation resistance is 20 MQ or more e Withstanding Voltage Test 500 V AC for 1 minute max Make sure the leak current is 1 mA or less 2 After the tests connect a 100 kQ resistor across the short circuited two lead wires and the ground lead wire in order to discharge any internal charge 3 PRODUCT OVERVIEW The FP201 FP201A pressure sensors can be used to measure gauge or absolute pressure and output a 4 to 20 mA DC current signal corresponding to the measured pressure The FP201 FP201A can measure gas and liquid pressures directly with high accuracy and per formance e g temperature effects along with long term stability YOKOGAWA Yokogawa Electric Corporation Field Instruments Business Division 2 9 32 Naka cho Musashino shi Tokyo 180 8750 Japan Phone 81 422 52 6077 Facsimile 81 422 52 4892 3 1 Specifications Table 1 Measuring Range Code lt Supply voltage and Load Resistance gt J e Toe E z a 8 E 8 E 12 24 28 42 Supply voltage V DC resistence Q Su E used V 12 V The FP201A absolute pressure sensor has only seven measuring ranges 50 kPa abs 100 kPa abs 200 kPa abs 500 kPa abs 1 MPa abs 2 MPa abs and 5 MPa abs Measurement accuracy Wete gt 0 25 of span including linearity hysteresis and repeatability 10 kPa range 0 5 of span including linearity hysteresis and2. repeatability 20 kPa range 0 35 of span including linearity hysteresis and repeatability Process connection R1 0 3 of span including linearity hysteresis and repeatability Temperature effect zero point of span C 4 0 02 for the range of 200 kPa or more 0 05 for the range of 100 kPa or 100 kPa 0 03 for the range of 100 k to 100 kPa or 100 k to 300 kPa 0 08 for the range of 20 kPa or 50 kPa or 0 1 for the range of 10 kPa Compensation temperature range 4 25 to 75 C 10 to 75 C for the range of 10 kPa or 20 kP 0 to 60 C Process connection R1 50 kPa abs 100 kPa abs 0 to 75 C Process connection R1 other ranges except for the above Operating temperature range 40 to 80 C Supply voltage effect zero point 0 005 of span V Attitude error Approx 30 Pa 90 Measuring range230 kPa approx 60 Pa 90 Measuring range lt 30 kPa approx 400 Pa 90 Process connection R1 4 to 20 mA DC two wire Liquid or gas 2 kPa abs or more Note that negative pressure must not be applied when the range is 50 kPa gauge pressure or less 12 to 28 V DC recommended voltage 24 V DC 10 See Graph above O to 600 Q at 24 V DC power supply See Graph above G1 4 3 8 1 2 PF 1 4 3 8 1 2 or R1 4 3 8 1 2 1 PT 1 4 3 8 1 2 1 Code OJ B D Output signal Measured fluid Vacuum pressure Supply voltage Load resistance Process connection Materia
3. 0 MPa gauge pressure 0 to 20 MPa gauge pressure 0 to 35 MPa gauge pressure G1 4 parallel thread for pipes O ring sealed G3 8 parallel thread for pipes O ring sealed G1 4 parallel thread for pipes Gasket sealed G3 8 parallel thread for pipes Gasket sealed G1 2 parallel thread for pipes Gasket sealed R1 4 Taper screw for pipes R3 8 Taper screw for pipes R1 2 Taper screw for pipes R1 Taper screw for pipes with top of diaphragm shape Note 9 33 3B Cable connection C Connector sell Cable Note 10 Cable length No cable for connector type only Note 10 Provided with 2 m cable Provided with 5 m cable Provided with 10 m cable Cabieype SSO Saws Always A preprocessed pre soldered SiyleB B2 Degrease cleansing and dehydrating treatment Note 8 The FP201A absolute pressure sensor has only seven measuring ranges 50 kPa abs 100 kPa abs 200 kPa abs 500 kPa abs 1 MPa abs 2 MPa abs and 5 MPa abs Note 9 The ranges of 10 kPa 20 kPa 10 MPa 20 MPa and 35 MPa are not available for process connection 3B Notel0 The combination of LN is not available 3 2 External Dimensions E Cable Unit mm 69 20 53 20 i SA vee e 1 Fae 3 H 30 Diaphragm Process connection R1 PT1 19 7 Measuring range lt 30 kPa Process connection R1 12 3 O ring Parallel thread Parallel thread Taper screw for pipes for pipes for pipes O ring sealed Gasket seal
4. If the specifications of the ordered sensor are not standard refer to the label tag attached to the sensor 2 HANDLING PRECAUTIONS 2 1 Storage 1 Store the sensor in a location that meets the following requirements e No exposure to rain or water e No major mechanical vibration or shocks e Humidity and temperature within the following ranges preferably as close as possible to the normal condition 25 C 65 RH Temperature 20 to 80 C humidity 5 to 95 RH non condensing e No corrosive gases 2 Whenever possible store the sensor in the same packaging that it was shipped in by the manufacturer 3 If the sensor has been put into use and the pressure sensing chamber contains fluids clean the chamber thoroughly before storing the sensor Syringe Even when cleaning the sensor exercise care to avoid damaging the seal diaphragms Seal diaphragm Figure 1 Cleaning of the Pressure 2 2 Installation Location sensing Chamber Interior Ay CAUTION Never use the sensor in an environment containing any explosive gas It is not designed to be explosion proof Although the FP201 FP201A pressure sensors are designed for use in severe environment the following precautions should be observed to ensure that the sensors are used safely and that they achieve the required accuracy for a prolonged period 1 If it is likely that the sensor will be exposed to direct sunlight and or other radiated heat prepa
5. Models FP201 FP201A High Accurate Pressure Sensor CE User s Manual Please read through this User s Manual before use for correct handling Please keep this User s Manual for future reference For safety The following symbol is used on the product and in this manual to ensure safe use indicates caution This symbol is displayed on the product when it is necessary to refer to the User s Manual for information on personnel and instrument safety This symbol is displayed in the User s Manual to indicate precautions for avoiding danger to the operator such as an electric shock The following symbol is used only in this manual NOTE draws attention to essential information for understanding the operations and or functions of the product 1st Edition Jul 2002 MC All Rights Reserved Copyright 2002 Yokogawa M amp C Corporation YOKOGAWA Yokogawa Electric Corporation IM 01C010B11 01E 3rd Edition Nov 2004 YK 1 PRODUCT INSPECTION The FP201 FP201A pressure sensors are shipped only after stringent inspection at the fac tory Upon delivery check the sensor according to the instructions given below 1 Visually check the sensor to ensure that it is free from damage 2 The model and suffix codes and the pressure range are indicated on the data plate attached to the sensor Cross check this information with that in Table 2 Model and Suffix Codes to ensure that the sensor is as specified in the order Note
6. ed Dimensions for Parallel thread for pipes Gasket sealed Taper screw for pipes Diaphragm Process connection R1 PT1 Measuring range lt 30 kPa Process connection R1 eo ie Attached Cable 30 kPaSMeasuring range 5 MPa Pin Assignment Pin Pin o a w se fe coms Ex EA Measuring range gt 5 MPa Figure 5 External Dimensions of FP201 FP201A 3 3 Components Case Cable gland Note 11 Note 11 Do not tighten or loosen the cable gland section Failure to follow this instruction may result in damage to the soldered joints that connect the cable lead wire with the electronic circuit due to the deterioration of tightness within the case or cable disconnection Note 12 Do not carry the sensor around by holding the cable Table 3 Pressure and FP201 Output Signal Measuring Range FP201 Display Output Signal 0 MPa 4 mA DC Nipple Process connection Figure 6 Components of FP201 FP201A 3 4 Relation between Pressure and l 0 25 MPa 8 mA DC Output Signal 0 5 MPa 12 mA DC The FP201 FP201A output signal is 4 to 20 mA __2 75 MPa 16 mA DC DC proportional to pressure As an example Ta Mes ome De ble 3 shows the relation between pressure and Note Example of 0 to 1 MPa measuring range output signal of FP201 at the 0 to 1 MPa measuring range 4 PREPARATION FOR OPERATION 4 1 Mounting the Sensor Make sure there is no problem of application before mounting the sen
7. eric pressure fluctuation error besides accuracy and temperature effects lt Example gt The atmospheric pressure fluctuation error for the range of 0 to 5 MPa is as follows 0 02 of span when atmospheric pressure rises 1 kPa from 101 3 kPa abs C 30 cm 0 02 of span when atmospheric pressure drops 1 kPa from 101 3 kPa abs Pressure or more Note 7 lt Measures against condensation gt inlet Keep the sensor more than 30 cm apart from cooling piping by pressure inlet to make the temperature difference between the sensor and ambient temperature within 5 C Cooling piping Figure 4 Table 2 Model and Suffix Codes Model Suffix Code Specifications FP201 4 to 20 mA DC output for gauge pressure measurement FP201A 4 to 20 mA DC output for absolute pressure measurement Note 8 Measuring range 100k to 0 kPa gauge pressure 100k to 100 kPa gauge pressure 100k to 300 kPa gauge pressure 0 to 10 kPa gauge pressure 0 to 20 kPa gauge pressure 0 to 50 kPa gauge pressure 0 to 50 kPa abs absolute pressure 0 to 100 kPa gauge pressure 0 to 100 kPa abs absolute pressure 0 to 200 kPa gauge pressure 0 to 200 kPa abs absolute pressure 0 to 500 kPa gauge pressure 0 to 500 kPa abs absolute pressure 0 to 1 MPa gauge pressure 0 to 1 MPa abs absolute pressure 0 to 2 MPa gauge pressure 0 to 2 MPa abs absolute pressure 0 to 5 MPa gauge pressure 0 to 5 MPa abs absolute pressure 0 to 1
8. ery Yokogawa Electric Corporation hereinafter simply referred to as Yokogawa will replace the guaranteed part or parts of the product in question free of charge if the product fails during the guarantee period for reasons that are attributed to Yokogawa The guarantee for this product becomes void if the failure is due to any of the following e Improper handling or misuse of the product by the user Including installation and use not observing this user s manual e Modification or repair by persons unauthorized by Yokogawa e Acts of God natural disasters insurrections or any other cause beyond Yokogawa s control Note that the guarantee referred to here only covers the delivered product it does not apply to damage of any sort resulting from the failure of the delivered product 2 This product is not designed or manufactured for use with equipment or systems that are operated under conditions that may endanger the lives of personnel 3 The information in this user s manual is subject to change without notice IM 01C10B11 01E
9. es are used cut the white and green lead wires of 4 core cable 4 3 Wiring the Sensor Insulator Polyethylene Lead wire 00 12 x 19 pcs twisted wire dia 00 6 Lead wire Red Lead wire Black Ground lead wire Sheath Poly vinyl chloride Figure 7 Cable of FP201 FP201A Ay CAUTION Before wiring turn off the power to the sensor When wiring the sensor make sure the polarities are correct See Figure 8 Be sure to ground the ground lead wire Receiver 4 to 20 mA DC input Receiver 1 to 5 V DC input Power switch 4 to 20 mA DC Power supply OO gt X Note 15 2 D L BE cs Ground Note 14 Red Note 13 Use a relay terminal block if necessary Black Note 14 Do not ground the ground lead wire when the process connectionis gounded Note 15 Select resistor resistance that matches the receiver input rating Figure above shows that the receiver input rating is 1 to 5 V DC No resistor is required when the receiver input rating is 4 to 20 mA DC Figure 8 Wiring for FP201 FP201A 5 START OF OPERATION 1 Make sure the supply voltage is between 12 and 28 V DC recommended voltage 24 V DC 10 2 Turn on the power to the sensor to start measurement 3 Apply pressure equivalent to 0 of the measuring range and check that the receiver indicates 0 6 WARRANTY AN NOTE 1 This product is guaranteed for a period of one year from the date of deliv
10. l Diaphragm Hastelloy C nipple connector SUS316 fill fluid silicone oil case aluminum alloy O ring fluoro rubber viton Weight Approx 350 g Measuring range lt 30 kPa approx 230 g 30 kPasMeasuring range 5 MPa approx 260 g Measuring range gt 5 MPa approx 410 g Process connection R1 20 MQ or more 500V DC 500 V AC for 1 minute 1 mA or less Insulation resistance Withstanding voltage EMC standards EN61326 Vibration resistance 100 m s in 3 directions for 2 hours at 150 Hz or less Mechanical shock resistance 1000 m s in 3 directions for 3 times Time constant 5 ms or less Enclosure classification JIS C 0920 IP66 water resistant type 3 non water proof for the connector of the connector type Note 1 This sensor is adjusted under the following conditions before shipment at the factory Ambient temperature 27 CESC Power supply voltage 24 V DC 1 tri Mounting position _ Horizontal position in Figure 8 E Reference atmospheric pressure for gauge pressure type E When span 2 5 MPa let in atmospheric pressure through cable When span gt 2 5 MPa reference atmospheric pressure is 101 3 kPa abs Siphon Note 2 If the wetted part temperature exceeds 80 C use a siphon to apply pressure to the sensor within 80 C C Note 3 A requirement for water resistant type pressure sensor is that no water must A penetrate the sensor for 3 minutes when the water is omni directionally jet
11. re some kind of heat insulation for the sensor 2 Avoid installing the sensor in an environment containing any corrosive gas 3 Although the sensor is designed to be water resistant avoid installing it in a location exposed to splashes of rain 4 Although the sensor is durable for vibration install it in a location where mechanical vibration and or shocks are minimal m 2 3 Precautions to Avoid Damaging the Sensor 1 When measuring pressure or cleaning the sensor exercise care to avoid damaging the seal diaphragms see Section 3 3 Components 2 The seal diaphragm may be damaged if the measured fluid within the pressure sensing chamber freezes If it is likely to occur prepare some kind of heat insulation etc to avoid measured fluid from freezing 3 When measuring liquid pressure especially in vacuum or high pressure condition sudden pressure change causes impulse pressure Mount a damper a fitting for dampening Pressure damper the pulsating pressure or the like to keep the pressure within the maximum allowable pressure see Table 1 Figure 2 2 4 Insulation Resistance and Withstanding Voltage Test Procedures CAUTION Carry out these tests only when absolutely necessary Mistake in testing may result in electric shock to the operator or damaging the sensor 1 Short circuit the and lead wires For each test apply the following voltages across the lead wires and the ground lead wire
12. sor A CAUTION When starting up the system take care not to apply the pressure to the sensor rapidly for example in an environment where valves are mounted nearby manipulate the valves gradually Even an instantaneous burst of pressure exceeding the maximum allowable pressure see Table 1 may damage the sensor die 1 When measuring liquid pressure exercise care to prevent air bubbles from entering the nipple connector Whenever possible mount the sensor so that the process connection faces upward 2 If impulse pressures are likely to occur within the piping where the pressure exceeds the maximum allowable pressure mount a damper a fitting for dampening the pulsating pressure to keep the pressure within the maximum allowable pressure see Table 1 and Figure 2 3 Securely mount the sensor by firmly tightening the hexagonal nut of nipple connector with a wrench Ad CAUTION Do not tighten the sensor by turning the case or cable gland assembly Otherwise the sensor may be damaged The recommended tightening torque is 40 Nm 4 2 If Necessary Treat the Ends of the Cable as Instructed Below Cut the ends of the lead wires soldered when attaching solderless terminals to the red and black lead wires and ground lead wire Choose the type of solderless terminals with a nominal size that fits the size of the terminal screw and the thick ness of the lead wires Since only the red and black lead wir
13. ted w toward the sensor at a rate of 12 5 min at a pressure of 30 kPa from a distance of3 m High temperature steam Note 4 Temperature effects zero point reference value for 0 to 50 C are as follows Figure 3 0 015 of span C for the range of 200 kPa or more 0 03 of span C for the range of 100 kPa 100 kPa 100 k to 100 kPa or 100 k to 300 kPa 0 06 of span C for the range of 10 kPa 20 kPa or 50 kPa Note 5 lt Reference gt Formula for overall accuracy is shown below Overall accuracy is the amount of all errors such as accuracy error caused by temperature change temperature effect and the like The expression for overall accuracy is as follows e SpanS2 5 MPa Overall accuracy Accuracy Temperature effect zero point A 2 Temperature effect span A e Span gt 2 5 MPa Overall accuracy Accuracy Temperature effect zero point X A Temperature effect span x A Atmospheric pressure fluctuation error A Sensor temperature when measuring pressure Temperature mentioned in the certificate Temperature effect span of span C 0 02 reference value Atmospheric pressure fluctuation error See Note 6 Note 6 The sensor for gauge pressure type lets in reference atmospheric pressure through cable When a span is more than 2 5 MPa an error by atmospheric pressure fluctuation occurs because of its shield gauge construction Reference atmospheric pressure is 101 3 kPa abs Add the atmosph
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