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Summary of Contents for PCS 400

Page 1: ...l service in house repair center WE BUY USED EQUIPMENT Sell your excess underutilized and idle used equipment We also offer credit for buy backs and trade ins www artisantg com WeBuyEquipment REMOTE INSPECTION Remotely inspect equipment before purchasing with our interactive website at www instraview com LOOKING FOR MORE INFORMATION Visit us on the web at www artisantg com for more information on ...

Page 2: ...2066 01 This Manual contains important information PLEASE READ PRIOR TO USE PRESSURE CALIBRATION SYSTEM Operation Manual PN 0014141001 T1 ISO 9001 2000 FM 59031 ...

Page 3: ...horized representative reveals that the product was damaged by accident alteration misuse abuse faulty installation or other causes beyond the control of Mensor Corporation this warranty does not apply The judgment of Mensor Corporation will be final as to all matters concerning condition of the product the cause and nature of a defect and the necessity or manner of repair Service repairs or disas...

Page 4: ...alves and other apparatus attached to the gauge must be adequate for the maximum pressure which will be applied otherwise physical injury to the operator or bystanders is possible WARNING HIGH SOUND LEVELS Pressures from 600 psig and up can generate sound levels above 100 db for brief periods when they are exhausted directly to atmosphere If no muffling devices are attached to the EXHAUST port the...

Page 5: ...EQUENTIAL OR INCIDENTAL DAMAGES INCLUDING DAMAGES FOR LOSS OF BUSI NESS PROFITS BUSINESS INTERRUPTION LOSS OF BUSINESS INFORMATION AND THE LIKE ARISING FROM OR IN CONNECTION WITH THE DELIVERY USE OR PERFORMANCE OF THE SOFTWARE PROGRAM FCC RADIO FREQUENCY EMISSION NOTICE This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC Ru...

Page 6: ...the patent on using a fused quartz bourdon tube to accurately measure pressure Mensor employees have an average tenure of sixteen years That s a lot of pressure experience PRODUCTS Mensor s portfolio of products consists of an extensive line of precision pressure instru ments including digital gauges pressure controllers transducers and pressure calibrations systems All of these products feature c...

Page 7: ... type instruments 7 SPECIFICATIONS lists the specifications for a standard instrument Special or optional features may include overriding specifications either in Section 8 Options or as an addendum to this manual 8 OPTIONS includes a functional description of the various options available as of this printing Also includes additional specifications and remote commands for some of these options 9 A...

Page 8: ...ummary of PCS 400 Functions 1 5 Power Up 1 6 Mensor Service Plus 1 6 Calibration Services 1 6 Accreditations 1 6 PCS 400 Evolution 1 6 INSTALLATION Mounting 2 1 Pressure Connections 2 1 SUPPLY Pressure Port 2 1 EXHAUST Pressure Port 2 1 MEASURE CONTROL Pressure Port 2 1 REFERENCE Pressure Port 2 1 Power On 2 2 System Checkout 2 2 Control Pressure Check 2 2 System Leak Check 2 2 LOCAL OPERATION Dis...

Page 9: ...17 REMOTE OPERATION Device Dependent Messages 4 1 IEEE 488 STD GPIB 4 1 IEEE Capability Codes 4 1 Device Address 4 1 Termination String Character 4 1 Service Request 4 1 Local Lockout 4 1 Status Display 4 1 GPIB Interface Messages 4 1 DCL 4 2 GET 4 2 GTL 4 2 IFC 4 2 LLO 4 2 SDC 4 2 SRQ 4 2 Serial Poll 4 2 PCS 400 Command Set 4 2 Definitions 4 2 Commands 4 3 Tests 4 4 Queries 4 5 PCS 400 Command Re...

Page 10: ...ensor Zero 6 3 Setting the Sensor Span 6 4 SPECIFICATIONS Measure Specifications 7 1 Control Specifications 7 2 General Specifications 7 3 OPTIONS 1 Rack Mount Kit 8 2 2 Transport Case 8 4 3 Multiple Range Pneumatics Kit 8 5 3a Barometric Reference Transducer 8 5 3b Two Independent Internal Transducers 8 5 4 High Pressure Control Unit 8 7 5 TI Heise Mensor Model 179 Controller Emulation 8 7 6 Vacu...

Page 11: ...equence Program Script 9 16 INDEX 10 1 REFERENCE LIST OF FIGURES AND TABLES Figures Figure 1 1 Front Panel 1 1 Figure 1 2 PCS 400 Rear View 1 2 Figure 1 3 Internal Electrical Module Top View 1 2 Figure 1 4 Pneumatic Module Top View 1 3 Figure 1 5 Chassis Assy Top View 1 4 Figure 3 1 Keypad 3 1 Figure 3 2 PCS 400 Menu Tree 3 17 Figure 4 1 Single Drop Cable 4 18 Figure 4 2 Multi Drop Cable 4 18 Figu...

Page 12: ... 7 Table 3 2 Min Max Rate 3 9 Table 4 1 Valid Output Format 4 7 Table 4 2 Error Codes 4 8 4 9 Table 4 3 Emulation Responses 4 11 Table 4 4 Data Bits Format 4 16 Table 5 1 Error Symptoms and Solutions 5 3 5 5 Table 5 2 Spare Parts 5 6 Table 7 1 Minimum Maximum Slew Speed 7 2 Table 8 1 Effects of mode switching Gauge Transducer 8 10 Table 8 2 Effects of mode switching Absolute Transducer 8 10 Table ...

Page 13: ...User s Notes TABLE OF CONTENTS PCS 400 xii www mensor com ...

Page 14: ...an electrical module a pneumatic module and a chassis to tie it all together The system functions either as a bench top or a rack mounted instrument It can operate in local mode to accept front panel input or in remote mode to communicate with external devices A brief description of the major elements of the system follows Front Panel The front panel figure 1 1 includes a forty char acter per line...

Page 15: ...upply Fan Disk Drive Backplane CPU BOARD GPIB PRINTER DRIVER SOLENOID DRIVER PLA Figure 1 3 Top View of Internal Electrical Module Power Switch Power Connector Line Fuses Communication Ports Pressure Ports MEASURE CONTROL REFERENCE EXHAUST SUPPLY IEEE STD 488 PORT SH1 AH1 T6 L4 SR1 RL1 PP0 DC1 DT1 E2 C0 SERIAL PORT FUSE 250V 1 5A This equipment complies with the requirements in Part 15 of FCC Rule...

Page 16: ... include as options one or two additional transducers 3 SPTs maximum shown at address 01 and 02 The electrical and pneumatic modules are each self contained and can be replaced individually System accuracy is maintained when any compo nent is replaced because the transducer s calibra tion data resides on the transducers The only moving parts in the PCS 400 are the fan the disk drive mechanism the ...

Page 17: ...mponents is easily removed and replaced using basic hand tools The layout of the internal system is illustrated in the figure below Front Rear Electrical Module Interior shown with the cover removed Pneumatic Module Figure 1 5 Top View of Chassis Assembly INTRODUCTION PCS 400 1 4 www mensor com ...

Page 18: ...ry Sensor Save Control Settings 2 TEST Provides the means to quickly test various internal electrical and pneumatic functions or components Does not apply to HPCU All Tests Regulator Display Solenoid Valves Sensor Internal Leak Keypad Program Memory Source Pressure System Leak Program 3 LIMITS Allows the operator to select certain items or functions and set parameters Active Transducer Cont Stable...

Page 19: ...e front panel keypad MENSOR SERVICE PLUS If you have problems using your PCS 400 and you don t find the answer in your manual contact Mensor at 1 800 984 4200 USA only or 1 512 396 4200 for personal assistance or at any of the on line addresses listed in the front of the manual We are ready to help Mensor s concern with the welfare of this instru ment is not limited to the warranty period We provi...

Page 20: ...t be greater than the highest control pressure that will be commanded which is usually the full scale FS range of the instrument EXHAUST Pressure Port The EXHAUST pressure port is either left open to atmosphere or connected to a vacuum pump in order to control at pressures below atmospheric pressure A vacuum pump will also improve con trol for positive pressures below 0 25 psig MEASURE CONTROL Pre...

Page 21: ...isplayed with a U to indicate that the pressure has not stabilized When the pres sure settles at the command point the U will be replaced by S to indicate the pres sure is stable If no problems are observed press n n Enter a number value equal to the FS range of the unit then Wait for the pressure stable indicator S then proceed to the leak check System Leak Check With the system holding the FS pr...

Page 22: ...s and working toward the pressure source If the INTERNAL LEAK TEST also shows a leak of about the same magnitude as the system leak test then the leak is inside the instrument If no leaks are indicated the instrument is ready for duty The next section Local Operation offers instructions on operating the instrument from the front panel Local and the following section Re mote Operation deals with th...

Page 23: ...User s Notes INSTALLATION PCS 400 2 4 www mensor com ...

Page 24: ... is NUMERIC input R the PCS 400 is set for REMOTE operation and keypad is disabled else is LOCAL operation Bottom Line S the displayed control pressure is STABLE U the displayed control pressure is UNSTABLE These definitions are explained in more detail un der the heading KEYPAD which is next KEYPAD The four by four matrix of membrane input keys on the front panel is composed of sixteen multi purp...

Page 25: ...y functions that have been grouped according to each key s label In general when leaving a menu mode either by activating a certain procedure or by pressing CE the system returns to the functional mode it was last in except pneumatic tests always return to STANDBY A description of each primary function and menu choice is listed below It will help to have a menu tree at hand while going over this l...

Page 26: ...nsor Displays auxiliary transducer pressure Apply pressure at SUPPLY port to check calibration Save Control Settings Part of an optional feature available for large volume appli cations With this feature the control algorithm uses an adaptive process to learn the optimum control parameters based on the existing external volume line restric tions and control point value The specifics of this featur...

Page 27: ...to determine that program checksum is correct The data returned by this and the following test can assist a factory engineer in diagnosing a problem Program Memory RAM test displays RAM sections and checksums Diagnostic tool for factory engineer 3 LIMITS Allows the operator to define limits and setup options on certain items selected from the following menu Active Transducer Displays SN Address an...

Page 28: ...ce last reset press CE to reset Display Resolution Select number of display characters for pressure value characters include numbers and a decimal point when needed 5 Characters 6 Characters 7 Characters default value Restore Defaults Returns settable parameters to their default values Default values are defined under the heading Default Values later in this section Change Passwords Two password l...

Page 29: ...or at a controlled rate of change for RATE mode See text under Control Mode HELP Returns instrument name software version number instrument serial number and the primary range SERIAL Sets parameters for serial communications Refer to the RS 232 portion of the Remote Operation section Section 4 for details Address Sets the instrument address to the user s requirements Baud Rate Select the appropria...

Page 30: ... on the menu tree To see the active transducer identity in the display use the key sequence 2nd 3 To view information about other transducers con nected to a multi range system press which will scroll the display to the next higher address transducer and on through the full transducer list When the highest address internal transducer of a multi range unit is displayed the next will present the AUT...

Page 31: ...r transducer s sensing element As a matter of practice DO NOT activate a lower pressure secondary transducer until the internal pressure has dropped to a level at or below its full scale range These cautions do not apply to the optional baro metric reference transducer If one is present it is internally isolated from the rest of the pneumatic system and can be made active and placed in MEASURE mod...

Page 32: ... psi sec 5 and up to 100 psi 0 0025 psi sec 1 psi sec 100 and up to 1000 psi 0 025 psi sec 10 psi sec The maximum pressure rates shown above are based on external volumes of 0 5 liter or less Larger volumes will reduce the maximum rate that can actually be achieved When a new control point is entered the PCS 400 will attempt to control the pressure change at the last rate value specified As the pr...

Page 33: ...n is disabled on instruments capable of controlling negative gauge pressures Just like all pressure measurements with the PCS 400 the entered step value is in currently active measurement units Thus setting a step value then changing the pressure units would cause the next control mode step sequence to add or subtract the conversion equivalent of the step value and not the absolute number entered ...

Page 34: ...ce can include up to 256 individual timed functions steps to be executed by the PCS 400 Each step within a sequence is numbered from 1 to 256 Each step can command any of the following PCS 400 functions 1 Enter any functional mode STANDBY MEASURE CONTROL or VENT 2 In CONTROL mode command an output pressure value within the control limits 3 In CONTROL mode hold the output pressure after it is STABL...

Page 35: ...DIRECTION Step through the choices with or then press for the desired mode Create Manual A blank Programming Log is included in the Ap pendix as an aid to programming sequences The user can photo copy the log script the desired steps on it then follow the log to program the PCS 400 To create a sequence in manual mode press with MANUAL displayed on the bottom line The step number will begin at 1 an...

Page 36: ...e press CE and the changes will remain in effect only until there is a power down The next power up will then restore the sequence to its pre edited state Create Automatic Upscale Downscale CONTROL is the only functional mode available when creating an AUTOMATIC sequence To create a sequence using the AUTOMATIC UP SCALE DOWNSCALE routine the user enters the starting pressure the ending pressure th...

Page 37: ...top line of the display will show the current mode LIST the sequence step numbers 42 1 and if the step mode is CONTROL the commanded pressure setpoint SETPT in the current measure ment units The bottom line will identify the func tional mode STANDBY MEASURE CONTROL VENT or LOOP the hold delay time in seconds 0 PAUSE and the usable keys USE CE LIST 42 1 SETPT 0 0000 PSI G MODE CONT HOLD 0 USE CE To...

Page 38: ...nstable or an S for stable pres sure SEQ 2 3 CTRL 15 0000 PSI G MEASURED 11 5555 PSI G U In CONTROL mode when the pressure first stabi lizes the HOLD countdown timer will appear in the pressure display field on the top line A beep will be sounded for each of the final 5 seconds of the countdown When the count reaches zero the next step executes immediately At any time during the countdown press to...

Page 39: ...e easily To disable the zero password requirement merely exit the CHANGE PASSWORD function by pressing without entering a zero password Both the zero and master passwords were set at the factory to 123456 Again since passwords are seldom used they are easily forgotten Please keep a written record of the latest changes as they are entered Contact Mensor Corporation if the master password is lost LO...

Page 40: ...R EXHAUST PRESS LIST EDIT INTERNAL LEAK SYSTEM LEAK SOL VALVES PROGRAM MANUAL VALVES PROGRAM MEMORY KEYPAD DISPLAY 0 F1 F2 F3 1 CAL 2 TEST HELP MC401P 8 23 2007 CLEAR ENTRY EXECUTE ENTRY SCROLL AHEAD ONE STEP SCROLL BACK ONE STEP ZERO PASSWORD OPTIONAL MASTER PASSWORD REQUIRED CE SPECIAL ORDER ONLY Figure 3 2 PCS 400 Menu Tree OPTIONAL 2nd ACTIVE XDUCER AUTORANGE CONTROL PRESS STABLE WINDOW DELAY ...

Page 41: ...User s Notes LOCAL OPERATION PCS 400 3 18 www mensor com ...

Page 42: ...rer of the GPIB card The IEEE 488 STD specification is available from the Institute of Electrical Electronics Engineers Inc 345 East 47th Street New York New York 10017 IEEE Capability Codes SH1 full source handshake capability AH1 full acceptor handshake capability T6 talker with serial poll and unaddress if MLA L4 listener with unaddress if MTA SR1 full service request capability RL1 full remote...

Page 43: ...reading the most recent status byte from the instrument after each read or write instruction Others require the user to specifically program the GPIB to do a SERIAL POLL of a device A common use of the SERIAL POLL is in a program module designed to respond to the service request SRQ line on the GPIB Many GPIB interface manu facturers provide a way to check the status of the SRQ line If it is asser...

Page 44: ...fied Multipli cation factor is limited to 0 9 to 1 1 Span correc tions are allowed only in the upper half of the pressure range of the active transducer _PCS4 CAL ZERO value Calibrates the current transducer zero offset by correcting for the difference between the meas ured input pressure and the current units value specified Maximum offset is 16 psi or equiva lent pressure in the active units _PC...

Page 45: ... over a remote port while an internal test is being performed the instrument will respond with a B in the first character of the response string to indicate the instrument is busy When the test is completed any information re ported back from the test will contain a T as the first character of the response string _PCS4 TEST EXHAUSTP Determines the approximate exhaust pressure at the Exhaust port U...

Page 46: ... Returns the current mode of operation Response 0 cf lf if in native mode or 1 cr lf if in emulation mode _PCS4 ERR Returns the error number and error description see Error Codes Clears error indication and GPIB service request Response Ennnn error_string cr lf Where nnnn is the error number and er ror_string is the description terminated with a carriage return and linefeed _PCS4 EXHAUSTP Returns ...

Page 47: ...its cr lf _PCS4 STABLEWINDOW Returns the pressure tolerance allowed for a sta ble pressure indication Default is 0 004 FS Response sp value cr lf _PCS4 STAT Returns mode and stability flag Response mode stable cr lf _PCS4 UNIT Returns the number of the current units of pres sure measurement the full name with tempera ture and the configuration of the sensor absolute gauge differential Response sp ...

Page 48: ...te of change in the current mode and the current rate units Format 4 OUTFORM digit 4 sp value value value cr lf Where the first value is the current pressure measured in the current mode and units with the current transducer The second value is the minimum peak reading And the third value is the maximum peak reading Format 5 OUTFORM digit 5 sp value value cr lf Where the first value is the current...

Page 49: ... SELECTION E14 4eh Invalid control pressure value selection INVALID CONTROL PRESSURE VALUE SELECTION E15 4fh Invalid rate value selection INVALID RATE VALUE SELECTION E16 50h Invalid a d unit selection INVALID A D UNIT SELECTION E17 51h Invalid zero offset value selection INVALID ZERO OFFSET VALUE SELECTION E18 52h Invalid span offset value selection INVALID SPAN OFFSET VALUE SELECTION E19 53h Inv...

Page 50: ...ode E45 6dh PCS 200 command format error PCS200 COMMAND FORMAT ERROR E46 6eh Control pressure overrange CONTROL PRESSURE OVERRANGE E47 6fh Control pressure underrange CONTROL PRESSURE UNDERRANGE E48 70h Illegal GPIB controller function ILLEGAL GPIB CONTROLLER FUNCTION E49 71h GPIB error GPIB ERROR E50 72h Invalid termination INVALID TERMINATION E51 73h Vent mode disabled VENT MODE DISABLED E52 74h...

Page 51: ...lid for the PCS 400 at this time Command Set The PCS 200 command syntax uses the following 1 Capital letters represent the exact character transmitted 2 The following are valid substitutions for the pressure units character 0 in Hg 1 mBar 2 psi 3 in H2 4 mm Hg 5 kPa 6 mTorr 7 counts not supported 8 feet not supported 9 current units no change 3 The groups of n characters represent nu meric input T...

Page 52: ...e n ignored F nnnnnnn1X Return Pressure Control Limits n ignored MX Measure Pressure in current pressure units M X Measure Pressure in units specified by M nnnnnnnX Measure Pressure in units specified by n ignored M nnnnnnnnsX Measure Pressure in units specified by n s ignored Q X SEQ FUNCTIONS NOT SUPPORTED R0X Return to Standard Output Format R1X Re initialize R2X RETURN CAL DATA NOT SUPPORTED R...

Page 53: ... MX The mini format places the PCS in the MEASURE mode in the current pressure units Control Long format 11 bytes 1 2 3 4 5 6 7 8 9 10 11 C X Byte 10 is ignored This command places the PCS in the CONTROL mode in the pressure units specified at the pres sure specified Example To command 5 2 inHg on a 40 inHg unit all of the following pressure strings bytes 3 9 would be acceptable 5 20000 005 200 00...

Page 54: ... are not sup ported by the PCS 200 emulation mode an error is generated and the instrument will stay in the current mode of operation Changing Output Format Unless otherwise specified the output format re mains in effect until changed NOTE The PCS 400 will respond in the PCS 200 output format as long as PCS 200 commands are sent Once a PCS 400 com mand is sent the output format will de fault to th...

Page 55: ... the REMOTE mode The following example indicates the PCS is meas uring pressure in inH2O The current pressure reading is 102 357 but is an unstable reading The last control pressure entered was 200 000 and the reading was taken over the GPIB port M3102 357U200 000R NOTE Status byte doesn t support error conditions at this time Re initialize Long format 11 bytes 1 2 3 4 5 6 7 8 9 10 11 F 0 0 0 0 0 ...

Page 56: ... 4 5 6 7 8 9 10 11 F 0 0 0 0 0 0 0 0 8 X Bytes 2 9 are ignored Short format 3 bytes 1 2 3 R 8 X These commands change the output format for the internal clock On the serial port data is output Returns a 24 byte string mm dd yy hh mm ss CR LF Where Byte 1 is the mode of operation Byte 2 is the current pressure units Bytes 14 11 mm month 01 12 dd day 01 31 yy year 00 99 Bytes 13 22 hh hour 01 24 24 ...

Page 57: ...ain cabling required for host to multiple PCS arrangement Up to ten PCS s can be supported by a single host using the daisy chain cabling Setup Before putting the RS 232 interface into operation the various communication parameters must be selected from the SERIAL setup menu Refer to the menu tree provided with this manual The parame ters selected must match the host and any other devices on the s...

Page 58: ...op with termination character set to cr 7pcs4 func vent cr Sets address 7 to VENT mode 2SX cr Sets address 2 to STANDBY 5 cr Returns current output format from address 5 For multi drop with termination character set to lf 0 lf Returns current output format from address 0 9_pcs4 unit 1 lf Sets address 9 engineering units to psi For single drop with termination character set to cr _pcs4 func vent cr...

Page 59: ...0 End DB9 CONNECTOR DB9S PCS 400 CONNECTOR DB9S PCS 400 5 RXD SHLD SIG GND TXD 2 If a PCS 400 is removed from the loop then pins 2 and 3 of the vacated connector must be jumpered for the remaining PCS 400 s to communicate 1 Connectors are female shown from the wired end NOTES Figure 4 2 Multi Drop Cable REMOTE OPERATION PCS 400 4 18 www mensor com ...

Page 60: ...ng the new disk MODULE REPLACEMENT To replace an electrical or a pneumatic module follow these steps 1 Remove power cord 2 Remove the top cover by removing the three screws on the top rear 3 Remove the pressure fittings from rear ports 4 To remove the pneumatics module remove the two screws on the rear panel that screw into the pressure manifold and the two screws under the bottom plate that hold ...

Page 61: ...ION ESD PROTECTION REQUIRED The proper use of grounded work surfaces and personal wrist straps are required when coming into contact with exposed circuits printed circuit boards to prevent static discharge damage to sensitive electronic components Front NOTES 1 The plug in boards may be arranged in a different order than illustrated 2 The CMOS Battery is located on the CPU Board in some systems Re...

Page 62: ...S 400 is not loading and starting its program Circuit cards have popped out of their connectors The CPU board has lost its battery backed CMOS data BIOS The battery may be discharged See Figure 5 1 Note 2 Program disk not loaded properly Verify there are no loose parts or circuit cards inside the electrical module Remove rear panel and verify that the program disk is fully seated in the disk drive...

Page 63: ...valves are working CAUTION HIGH PRESSURES COULD BE PRESENT AT THE GAUGE OUTPUT DURING THE TEST See next section 5 SYSTEM HAS A PNEUMATIC LEAK CLUE Possible sources for leaks are solenoids plumbing or relief valves Because of the extreme resolution of the PCS 400 very small temperature changes on trapped volumes of gas will appear as changes in pressure The PCS 400 will control small leaks with no ...

Page 64: ...ects to pin 1 COM1 Re seat CPU board into its connector 9 INACCURATE OR NO RE SPONSE TO THE SOURCE PRESSURE TEST CLUE The auxiliary transducer on the pneumatics module measures the source pressure by opening only the coarse supply solenoid Its calibrated analog output is read by the electrical module and converted to pressure Transducer cable is discon nected on the auxiliary transducer board Â or...

Page 65: ...B Board 4904000015 Solenoid Driver Board 0014172001 PLA Board 0014293001 Note 2 Floppy Drive 4907000002 Power Supply modified 4901000024 CMOS Backup Battery 3 6 V 4100400014 CMOS Backup Battery 6 V 4100400015 Pneumatics Module Note 3 HP Solenoid Valve Assembly modified 0014209002 HP Solenoid Valve Assembly unmodified 0012347012 LP Solenoid Valve Assembly modified 0014209001 LP Solenoid Valve Assem...

Page 66: ...ead Pressure Correction in the Ap pendix CALIBRATION PROCEDURES For convenience the procedures for zero and span adjustment for a gauge pressure instrument are presented first followed by the procedures for an absolute pressure instrument Figure 6 1 Gauge Calibration Setup and figure 6 2 Absolute Cali bration Setup illustrate typical setups for either local or remote calibration In the figures the...

Page 67: ...d as a tare offset by adjusting the display to the required tare value The maximum zero offset is approximately 16 psi Setting the Sensor Span Close the vent and apply a known pressure equal to or near the span of the sensor From the keypad push 2nd CAL enter password At the SENSOR SPAN prompt type in the true pressure and then to enter the reading The range of span adjustment available is 0 1 of ...

Page 68: ...S4 CAL A D digits where digits is the number of the active transducer Setting the Sensor Zero With the instrument in the MEASURE mode and the pressure 40 pascal 300 millitorr convert the pascal reading into the current displayed engi neering units From the keypad push 2nd CAL enter password At the SENSOR OFF SET prompt type in the true absolute pressure XXX and to enter the reading into memory Pre...

Page 69: ... ing units for setting the span later Setting the Sensor Span Apply a known absolute pressure equal to or near the span of the sensor Do not attempt to set span while at or near zero From the keypad push 2nd CAL enter password At the SENSOR SPAN prompt type in the true pressure and then to enter the reading The range of span adjustment available is 0 1 of the transducer full scale value Press CE T...

Page 70: ...s Span may be adjusted up to 0 1 of the sensor full scale value either from the front panel or over a remote bus Calibration Interval Initially the recommended period between cali brations is 180 days This period may be ex tended as confidence is gained in the span stability Measurement Filter The measurement filter is a user adjustable filter that takes the specified percentage of the pre vious r...

Page 71: ...Dimensional Outline Width 17 05 inches 43 31 cm 19 00 inches 48 26 cm with rack adapter Height 6 97 inches 17 70 cm Length 20 00 inches 51 cm without fittings Weight 43 00 lbs 19 5 kg single range less rack adapter 4 00 lbs 1 8 kg rack adapter kit Mounting Standard Table model Optional Rack Mount Kit with slides is avail able for mounting in 19 inch rack Power Input Requirements 90 to 264 VAC 50 t...

Page 72: ...ting Environment Humidity 5 to 95 RH non condensing 0 600 PSID 5 25 13 34 cm 86 2 18 cm 17 05 43 31 cm 19 00 48 26 cm 6 97 17 70 cm 20 0 50 80 cm Front View Side View Add 0 45 inches 1 14 cm to height with feet attached Overall width with Rack Mount Flanges attached 2nd F1 F2 F3 1 0 5 _ 3 7 2 9 6 4 8 CE METRIC ENG GPIB SERIAL CAL TEST LIMITS HELP STBY CONT VENT MEAS UNITS COMM PRESSURE CALIBRATION...

Page 73: ...User s Notes SPECIFICATIONS PCS 400 7 4 www mensor com ...

Page 74: ...nto the same instrument Contact Mensor Marketing if you have questions or special requirements 1 Rack Mount Kit 8 2 2 Transport Case 8 4 3 Multiple Range Pneumatics Kit 8 5 3a Barometric Reference Transducer 8 5 3b Two Independent Internal Transducers 8 5 4 High Pressure Control Unit 8 7 5 TI Heise Mensor Model 179 Controller Emulation 8 7 6 Vacuum Gauge and Tube 8 7 7 Bi Directional Pressure Cont...

Page 75: ...secure the instrument to the rack before connecting power and pneumatic lines to the rear panel After all equipment is installed check to see that the temperature inside the rack does not exceed 38 C If it does additional rack spacing and or ventilation must be considered 5 25 12 34 cm 86 2 18 cm 17 05 43 31 cm 19 00 48 26 cm 6 97 17 70 cm Side View 20 00 50 80 cm Instrument Slide Member 2 30 5 84...

Page 76: ...g rails 7 17 78 cm high instrument opening 19 48 26 cm Rack width Figure 8 2 Rack Specifications Rack rear vertical Rack front vertical 10 32 x 1 2 Pan Head 2 places Threaded Retaining Plate 10 32 x 1 2 Flat Head 2 per slide Pin on inner slide must be down 10 32 x 1 2 Pan Head 2 per slide Rack Slide member Mates with a member attached to Mensor instrument Slide depth 22 to 25 55 88 cm to 63 50 cm ...

Page 77: ...tractable pull out handle The interior is filled with high density polyurethane foam with a die cut cavity to cradle the instrument with fitting adapters in place and an additional cavity to store related accesso ries Rugged and weather resistant the case makes an attractive practical shipping and moving con tainer The case weighs approximately 29 pounds 13 15 kg unloaded and can support a load of...

Page 78: ...o provide an absolute emulation mode of operation Barometric Calibration This mode allows the active transducer other than the Barometric Reference Transducer itself to be corrected to the same pressure reading as that of the Barometric Reference Transducer Obviously the Barometric Reference Transducer cannot be used to calibrate itself The procedure to accom plish the barometric calibration is as...

Page 79: ...ng a transducer change if the current pressure is more than 10 or 1 psi whichever is greater over the maximum or under the minimum range of the selected transducer the change will not be accepted and the display will show the following message WARNING 01 UNABLE TO CHANGE TRANSDUCER CURRENT READING OUT OF RANGE USE CE Pneumatic Module The pneumatic plumbing is arranged as shown on the pneumatic sch...

Page 80: ...s VT 6 Vacuum Gauge and DV6M Gauge Tube are available This option is particularly help ful when measuring vacuum pressure with a PCS 400 With this option the DV6M Gauge Tube is plumbed into the PCS 400 as close to the pressure transducers as is practical The gauge tube is wired to a five pin connector Amphenol 126 216 mounted on the rear panel The Hastings VT 6 vacuum gauge connects to this rear p...

Page 81: ...n in the sys tem Note that the open end of the gauge tube should point down for this check MEASURE CONTROL REFERENCE EXHAUST SUPPLY IEEE STD 488 PORT SH1 AH1 T6 L4 SR1 RL1 PP0 DC1 DT1 E2 C0 SERIAL PORT FUSE 250V 1 5A This equipment complies with the requirements in Part 15 of FCC Rules for a Class A computing device Operation of this equipment in a residential area may cause unacceptable interfere...

Page 82: ...LATION MODES Mensor offers emulation mode options which allow gauge or absolute type transducers to simulate the other type transducer With an emulation mode option installed the F1 key is used in LOCAL mode to toggle between absolute and gauge modes When a pressure value is displayed the suffix will change to A absolute or G gauge as appropriate to indicate the current mode The HELP screen will d...

Page 83: ...g to as shown in table 8 1 NOTE Techniques and equipment are currently not available for calibrating ex tremely low range absolute transducers Instruments using such sensors may not achieve the rated accuracy when control ling absolute pressure near a perfect vac uum Use only transducers above 7 psi in the absolute emulation mode for best results Refer to the Limits function in the Local Operation...

Page 84: ...en leaving this function will come up first the next time this menu item is accessed At this point in the procedure either enter to step down to MIN MAX for setting control limits or enter CE two times to return to the previous mode of operation The sequence just described is used to place the instrument in readiness to accept CONTROL input from either the front panel keypad NORM or from the analo...

Page 85: ...es up to 1000 cubic inches To switch back to normal vol ume operation select NORM the default mode from the same menu path See figure 8 8 for large volume option with 1000 cc s external and figure 8 9 for large volume option with 1000 cc s exter nal ACTIVE XDUCER AUTORANGE AVG FILTER WINDOW 3 LIMITS CONT MODE NORM RATE OPTION CONTROL PRESS RATE MIN CONT MAX CONT CONTROL LIMITS LARGE VOLUMES SMALL ...

Page 86: ...SUPPLY EXHAUST REGULATOR ASSEMBLY Figure 8 8 Large Volume Option 1000 cc s external OUTPUT FILTER CHECK VALVE CONTROL SHUTOFF SOLENOID MAIN POPOFF RELIEF VALVE AUX XDCR PRIMARY XDCR N C L5 L1 COARSE SUPPLY SOLENOID N C COARSE EXHAUST SOLENOID L2 N C OUTPUT SHUTOFF SOLENOID SHUTOFF SOLENOID VENT SOLENOID N C N C N O N C L3A L3B L4 P P R PCS 400 SUPPLY MEASURE EXHAUST CONTROL VENT DEVICE UNDER TEST ...

Page 87: ...not associated with any GPIB or RS 232 functions nor any menu commands Data Ready In addition to the pressure data lines Ready and Inhibit functions are available to the connector The Data Ready signal pin 32 is held low while the output is being updated and is high when the numbers are valid Data Inhibit The Data Inhibit signal pin 31 is an input from an external switch closure which will latch t...

Page 88: ... 24 25 26 27 28 29 30 31 32 33 34 35 36 1 2 4 8 10 20 40 80 100 200 400 800 1K 2K 4K 8K 10K 20K 40K 80K 100K 200K 400K 800K RESERVED FOR SPECIAL FUNCTION RESERVED FOR SPECIAL FUNCTION INHIBIT READY ANALOG IN ANALOG IN OPTIONAL PIN BCD FUNCTION 5V DIGITAL COMMON Figure 8 10 BCD Output Analog Input Connector PCS 400 OPTIONS www mensor com 8 15 ...

Page 89: ... uses sixteen bits The pressure value is given in the first 15 bits and reserves the sixteenth most significant bit as a sign bit This sign bit is essentially a polarity indicator to denote whether the binary output is positive or negative If the left most bit is 0 then the remaining bits are a common binary string If the left most bit is a 1 then the remaining bits are the two s complement repres...

Page 90: ...DIGITAL COMMON GND D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 D13 D14 D15 MSB LOGIC 0 LOGIC 0 LOGIC 0 LOGIC 0 LOGIC 0 LOGIC 0 LOGIC 0 LOGIC 0 NC NC NC NC NC READY NC NC NC NC MATING CONNECTOR IS AMPHENOL 57 30360 TYPICAL PANEL MOUNTED RECEPTACLE 1 19 18 36 Figure 8 11 Two s Complement Binary Output PCS 400 OPTIONS www mensor com 8 17 ...

Page 91: ...losed When the short is removed from the TTL input connector normal operations are restored but the unit will remain in the MEASURE mode until manually or remotely commanded to another mode of operation 15 MEASURE MODE SIGNAL OUTPUT This option provides an internal switch closure to short two pins of an external connector as an indication that the PCS 400 is in MEASURE mode The switch will open in...

Page 92: ...ressures If a device under test includes a reference port connect that port to the capped end of the filter fitting on the PCS 400 REFERENCE port A Conoflow pressure regulator is shown attached to the SUPPLY port Apply 20 to 30 psig source pressure to the end of this device that has IN molded into the casting The opposite end connects directly to the PCS 400 s SUPPLY port Connect a vacuum pump to ...

Page 93: ...T SHUTOFF SOLENOID 1PSI RELIEF VALVE PRIMARY XDCR RELIEF VALVE SECONDARY XDCR RELIEF VALVE P P P L5 L3 L1 COARSE SUPPLY SOLENOID COARSE EXHAUST SOLENOID L2 AUX XDUCER PRIMARY XDUCER GAUGE SECONDARY XDCR SHUTOFF SOLENOID R R L6 SECONDARY XDUCER GAUGE SPT 00 STANDARD SPT 01 OPTIONAL VENT SOLENOID L4 FILTER Conoflow Regulator Filter DUT P R Figure 8 14 Pneumatic Module for Low Pressure OPTIONS PCS 40...

Page 94: ... ATM 14 bars BAR 15 millibars MBAR 16 millimeters of water 4 C MMH2O 4C 17 centimeters of water 4 C CMH2O 4C 18 meters of water 4 C MH2O 4C 19 millimeters of mercury 0 C MMHG 0C 20 centimeters of mercury 0 C CMHG 0C 21 torr TORR 22 kilopascals KPA 23 pascals PA 24 dyne per square centimeter DYNE SQ CM 25 grams per square centimeter G SQ CM 26 kilograms per square centimeter KG SQ CM 27 meters of s...

Page 95: ...FTSW 0C 3 5 sal 2 243611 0 445710 13 ATM 6 804596E 02 14 69595 14 BAR 6 894757E 02 1 450377E 01 15 MBAR 68 94757 1 450377E 02 16 MMH2O 4C 703 0890 1 422295E 03 17 CMH2O 4C 70 30890 1 422295E 02 18 MH2O 4C 0 7030890 1 422295 19 MMHG 0C 51 71508 1 933672E 02 20 CMHG 0C 5 171508 1 933672E 01 21 TORR 51 71508 1 933672E 02 22 KPA 6 894757 1 450377E 01 23 PA 6894 757 1 450377E 04 24 DYNE SQ CM 68947 57 ...

Page 96: ... 9 869230E 06 1 013250E 05 14 BAR 1 00000E 05 1 00000E 05 15 MBAR 1 00000E 02 1 00000E 02 16 MMH2O 4C 1 019744E 01 9 806378E 00 17 CMH2O 4C 1 019744E 02 9 806378E 01 18 MH2O 4C 1 019744E 04 9 806378E 03 19 MMHG 0C 7 500636E 03 1 333220E 02 20 CMHG 0C 7 500636E 04 1 333220E 03 21 TORR 7 500636E 03 1 333220E 02 22 KPA 1 00000E 03 1 00000E 03 23 PA 1 00000E 00 1 00000E 00 24 DYNE SQ CM 1 00000E 01 1 ...

Page 97: ...44 40 00 40 56 41 11 41 67 42 22 42 78 43 33 43 89 44 44 45 00 45 56 46 11 46 67 47 22 47 78 48 33 48 89 49 44 50 00 50 56 51 11 51 67 52 22 52 78 53 33 53 89 54 44 55 00 55 56 56 11 56 67 57 22 57 78 58 33 58 89 59 44 60 00 60 56 61 11 61 67 62 22 62 78 63 33 63 89 64 44 65 00 212 00 213 80 215 60 217 40 219 20 221 00 222 80 224 60 226 40 228 20 230 00 231 80 233 60 235 40 237 20 239 00 240 80 24...

Page 98: ...ON ON 3 VENT ON ON ON 3 INTERNAL LEAK CHK ON 3 EXTERNAL LEAK CHK ON ON 3 NOTE All valves are normally closed NC L6 included only on multiple range units See schematics near the end of this Appendix section OFF 1 ON for versions 2 00 to 2 11 OFF for all other versions 2 ON or OFF depending on commanded pressure 3 ON if system pressure is less than or equal to address 01 transducer range OFF otherwi...

Page 99: ...the density of a gas at a specific pressure multiply the absolute pressure by the density per standard atmosphere from the following table For gas the head pressure difference due to temperature changes within the compensated temperature range will be insignificant Table 9 6 Gas Density Gas 23 C and 1 Standard Atmosphere Density Standard Atmosphere ratio in lbs in3 Dpsi Air Dry 2 9314 X 10 6 Argon...

Page 100: ...ll be a negative value The equation used to calculate the head pressure for a gas medium is To calculate head pressure for a liquid medium the equation is P2 P1 h x D Pressure Standard Device Under Test P1 psi P2 psi h in inches P2 P1 1 h x Dpsi Difference in vertical height between the center lines of the two pressure ports h Dpsi Gas density refer to the Gas Density table Figure 9 1 Head Pressur...

Page 101: ...PRINT PRINT ID THIS SECTION WILL ALLOW THE USER TO ENTER A CONTROL PRESSURE CHANGES THE UNITS TO PSI CALL IBWRT BRD3 _PCS4 UNIT 01 CHR 10 THIS COMMAND VENTS THE PCS400 CALL IBWRT BRD3 _PCS4 FUNC VENT CHR 10 PROMPTS USER FOR CONTROL PRESSURE PRINT ENTER THE DESIRED CONTROL PRESSURE PRINT CAUTION DO NOT EXCEED THE FULL SCALE OF THE INSTRUMENT PRINT INPUT ENTER PRESSURE THEN PRESS RETURN CONTROL CONT...

Page 102: ...BRD3 RD PCS VAL MID RD 2 8 DELAYS PRINTING MEASURED CONTROL PRESSURE FOR 10 SECONDS TIME TIMER DO LOOP UNTIL TIMER TIME 10 PRINT THE MEASURED CONTROL PRESSURE IS PCS PSI DELAYS VENTING THE PCS400 FOR 1 SECOND TIME TIMER DO LOOP UNTIL TIMER TIME 1 VENTS THE PCS400 CALL IBWRT BRD3 _PCS4 FUNC VENT CHR 10 THIS COMMAND TAKES THE PCS400 OUT OF REMOTE CALL IBLOC BRD3 PRINT PRINT END OF PROGRAM END OF PRO...

Page 103: ...e UNIT unitno XDUCER digits active xducer number Tests TEST EXHAUSTP T value units crlf TEST EXTLEAK press seconds T rate crlf TEST INTLEAK press seconds T rate crlf TEST MEMORY T 1 chksum 2 chksum 3 chksum 4 chksum 5 chksum 6 chksum crlf TEST PROGRAM T checksum crlf TEST REG T stat value stat value stat value stat value crlf value press change TEST SOLENOIDS Tstat stat stat stat stat stat crlf TE...

Page 104: ...EF VALVE PRIMARY XDCR RELIEF VALVE N C N C P L5 L3 L1 COARSE SUPPLY SOLENOID N C COARSE EXHAUST SOLENOID L2 N C VENT SOLENOID N C R L4 PRESSURE XDUCER GAUGE SPT 00 P AUX XDUCER 1 All Solenoid Valves are 2 way normally closed N C 2 Pneumatics shown with Gauge Pressure Transducer 3 Multi range optional schematics are included in the Appendix NOTES FILTER Figure 9 2 Pneumatic Schematic Standard PCS 4...

Page 105: ...ALVE SECONDARY XDCR RELIEF VALVE P P P L5 L3 L1 COARSE SUPPLY SOLENOID COARSE EXHAUST SOLENOID L2 AUX XDUCER PRIMARY XDUCER GAUGE SECONDARY XDCR SHUTOFF SOLENOID R R L6 SECONDARY XDUCER GAUGE NO CONNECTION TO REFERENCE PORT IF TRANSDUCERS ARE ABSOLUTE SPT 00 STANDARD SPT 01 OPTIONAL ALL SOLENOID VALVES ARE 2 WAY NORMALLY CLOSED N C NOTE VENT SOLENOID L4 FILTER Figure 9 3 Pneumatic Schematic APPEND...

Page 106: ...VALVE PRIMARY XDCR RELIEF VALVE ALTERNATE XDCR RELIEF VALVE P P P P L5 L3 L1 COARSE SUPPLY SOLENOID COARSE EXHAUST SOLENOID L2 AUX XDUCER PRIMARY XDUCER GAUGE SECONDARY XDCR SHUTOFF SOLENOID R R L6 SECONDARY XDUCER GAUGE BARO REF XDUCER ABSOLUTE SPT 00 STANDARD SPT 01 OPTIONAL SPT 02 OPTIONAL ALL SOLENOID VALVES ARE 2 WAY NORMALLY CLOSED N C NOTE VENT SOLENOID L4 FILTER Figure 9 4 Pneumatic Schema...

Page 107: ... VALVE PRIMARY XDCR RELIEF VALVE SECONDARY XDCR RELIEF VALVE P P P P L5 L3 L1 COARSE SUPPLY SOLENOID COARSE EXHAUST SOLENOID L2 AUX XDUCER PRIMARY XDUCER ABSOLUTE SECONDARY XDCR SHUTOFF SOLENOID L6 SECONDARY XDUCER ABSOLUTE BARO REF XDUCER ABSOLUTE SPT 00 STANDARD SPT 01 OPTIONAL SPT 02 OPTIONAL ALL SOLENOID VALVES ARE 2 WAY NORMALLY CLOSED N C NOTE VENT SOLENOID L4 FILTER Figure 9 5 Pneumatic Sch...

Page 108: ... L1 COARSE SUPPLY SOLENOID N C COARSE EXHAUST SOLENOID L2 N C PRIMARY XDUCER ABSOLUTE VENT SOLENOID XDCR SELECTOR SOLENOID N C R R L4 L6 ALTERNATE XDUCER GAUGE SPT 00 DEFAULT SPT 01 ALTERNATE P AUX XDUCER L6 IS A 3 WAY SOLENOID VALVE THE ARROWS SHOW PRESSURE FLOW THROUGH THE VALVE RELAXED L1 THROUGH L5 ARE 2 WAY NORMALLY CLOSED N C ENERGIZED NO CONNECTION TO REFERENCE PORT IF BOTH TRANSDUCERS ARE ...

Page 109: ... V L SETPOINT Cont only HOLD Sec LOOP TO COMMENTS S M C V or L is Standby Measure Control Vent or Loop Loop can be last step only not allowed for step 1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 MC 403D ...

Page 110: ...Re Initialize 4 14 Return and Clear Error 4 16 Return Clock Readout 4 15 Return Control Limits 4 15 Return Standard Reading 4 13 Return Unit ID 4 14 Standby 4 13 Vent 4 13 Chassis Assembly 1 4 Command Set PCS 200 4 10 Command Set PCS 400 4 2 Commands 4 3 4 4 Definitions 4 2 Error Codes 4 7 Queries 4 5 4 6 Responses 4 7 Tests 4 4 Commands Quick Reference Remote 9 11 Connections Pressure 2 1 Exhaust...

Page 111: ...PIB 4 1 GPIB 1 5 3 6 4 1 Address 4 1 Local Lockout 11 2 PCS 400 Command Set 4 2 Service Request 4 2 GPIB Interface Messages 4 1 4 2 DCL Device Clear 4 2 GET Group Execute Trigger 4 2 GTL Go to Local 4 2 IFC Interface Clear 4 2 LLO Local Lockout 4 2 SDC Selected Device Clear 4 2 SRQ Service Request 4 2 Serial Poll 4 2 Group Execute Trigger GET 4 2 H Head Pressure Calculation 9 7 Correction 9 2 Help...

Page 112: ... Signal 8 18 Pneumatics Kit Multiple Range 8 5 Pressure Emulation Modes 8 9 Rack Mount Kit 8 2 Servo Disable 8 18 Two s Complement Binary Output 8 16 Vacuum Gauge and Tube 8 7 Orientation Effects 7 3 Output Format for Measurement Units 9 1 Output Two s Complement Binary 8 16 8 17 Overpressure Protection 7 2 Overshoot 2 2 3 9 7 2 P Packaging for Shipment iv Panel Front 1 1 Panel Rear 1 1 1 2 8 18 P...

Page 113: ...2 1 6 2 6 3 Sensor Span 3 3 6 2 6 3 Sensor Zero 6 2 6 3 Sequences 3 11 Create Delete Sequence 3 12 Dual Passwords 3 15 List Edit Sequence 3 14 Operation 3 11 Run Sequence 3 15 Serial Communication RS 232 3 6 4 16 4 17 Cable Requirements 4 16 Command Examples 4 17 Command Format 4 17 Parameters 3 6 4 16 Setup 4 16 Serial Number SN 1 6 2 2 3 7 Serial Poll 4 2 Service Request SRQ 4 1 4 2 Services Cal...

Page 114: ...y Output 8 16 8 17 Background 8 16 PCS 400 Implementation 8 16 U Uncertainty Calibration 6 1 Units Engineering Measurement Pressure 1 6 3 1 3 5 4 3 6 4 7 1 8 14 8 16 9 1 9 2 9 3 9 10 V Vacuum Gauge and Tube 8 7 Vacuum Pump 2 1 Valve Manual Valves Test 3 11 Overpressure Protection 7 2 Relief 3 8 3 9 7 2 8 9 Solenoid 1 3 2 1 3 11 9 5 Vent 1 6 3 2 3 6 3 8 Vibration and Shock 7 3 Volume External Requi...

Page 115: ...User s Notes INDEX PCS 400 10 6 www mensor com ...

Page 116: ......

Page 117: ...MENSOR CORPORATION 201 BARNES DRIVE SAN MARCOS TEXAS 78666 5994 Phone 512 396 4200 Fax 512 396 1820 Web site www mensor com E mail sales mensor com Operation Manual PN 0014141001 T1 August 2007 ...

Page 118: ...l service in house repair center WE BUY USED EQUIPMENT Sell your excess underutilized and idle used equipment We also offer credit for buy backs and trade ins www artisantg com WeBuyEquipment REMOTE INSPECTION Remotely inspect equipment before purchasing with our interactive website at www instraview com LOOKING FOR MORE INFORMATION Visit us on the web at www artisantg com for more information on ...

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