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Process Sensors MCT 300, Installation And Operation Manual, Page: 40 / 75

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Process Sensors MCT 300 Installation And Operation Manual Download Page 40

 

 

DIGITAL Connector (RS232, RS485 & Hold) – Standard Configuration 
 
 
Terminal # Signal 

 

1

 

RS485 A 

2 RS485 

B 

3 RS232 

Tx 

4 RS232 

Rx 

5 Digital 

Gnd 

6 Hold 

Input 

 

 

 

 

 

 

 

 

 
 
  
 
 
Note: 
When sensors are fitted with network interface cards this Digital connector may be wired 
to meet the network format or it may be replaced with the network’s approved connector. 
 

 

 

 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 
 

  37 

 
 

Summary of Contents for MCT 300

Page 1: ...901 Fax 508 473 0715 info processsensors com Europe Process Sensors Europe Adelaide House Unit 3 Corbygate Business Park Corby Northants NN17 5JG UK Tel 44 015 36408066 Fax 44 015 36407813 infouk proc...

Page 2: ...utput Channels 7 5 Calibration Routine 7 6 Diagnostics 7 7 Miscellaneous 8 0 Gauge Calibration 8 1 Approximate Calibration 8 2 Multi Sample Calibration 8 3 On Line Off Set Trim Adjustments 8 4 Linear...

Page 3: ...warranty for merchant ability or fitness for a particular purpose Unless otherwise agreed in writing by the Corporation repairs and replacement parts provided by the Corporation under its warranty sh...

Page 4: ...ased algorithms to compute raw measurements of the measured constituents These raw values are then scaled by offset zero and sensitivity span factors to provide direct readings of the constituents Com...

Page 5: ...Strong infrared light or direct sunlight should not be allowed to fall on the sensor window or erroneous reading may occur 4 4 Temperature The sensor is designed to give satisfactory measurements wit...

Page 6: ...e transmitted light from the product Powdered and granular products cause no problems and the sensor light beam may be mounted at any angle to the top surface of the product The closer the beam is to...

Page 7: ...given in Section 11 0 5 3 Displays and Operator Interfaces The MCT may be set up by using several operator interface and display modules Wall Mountable This display interface is designed to be permane...

Page 8: ...y It may be mounted up to 100 feet from the sensor and obtains both power and communications from the sensor 6 2 Initial Power Up After installation and cable connection is complete turn the power on...

Page 9: ...Wall Mount Operator Interface 6...

Page 10: ...e cursor in the desired place for setting numerical values PRODUCT CODE Selects the desired Product Calibration Code ENTER Confirms changes and commits them to permanent memory HAND Computes an averag...

Page 11: ...Operator Interface Panel 2X 8...

Page 12: ...e keypad on the front of the operator interface allows selection of the menu items The lower half of the display changes as the user moves through the menu choices 7 1 1 Keypad Lock The complete keypa...

Page 13: ...y selecting the desired constituent using the Display Rotate key When in the dual or triple Home Screens access to the menus is denied and only the Display Rotate Enter and Prod Code key are active Di...

Page 14: ...lower level in the menus e g When the display is on Constituent 1 Prod Code 1 zero setting pressing the Display Rotate will switch the display to Constituent 2 Prod Code 1 zero setting 7 1 3 Prod Code...

Page 15: ...compute an average of the sensors reading between TWO pushes of the key To use this feature the display must be in a single constituent mode Moisture 3 6 01 Prod Prod A 01 Press Display Rotate to disp...

Page 16: ...on Pressing the DOWN UP arrow key will scroll the display through the menu selections Pressing the RIGHT arrow will allow entry to the selected menu Pressing the LEFT arrow ONCE will get back to the m...

Page 17: ...re 12 89 Password 0000 Moisture 12 89 CAL PARAMETERS Moisture 12 89 CAL ROUTINE Displays Calibration Parameters Moisture 12 89 Password 0000 Enters Cal Develop Moisture 12 89 First Diagnostic Value Mo...

Page 18: ...igits use the UP DOWN keys to set the desired value Press ENTER to confirm the selection From the Damping display press the DOWN arrow to access the Sample Value Trim screen This screen allows the sen...

Page 19: ...12 89 ZERO 43 75 Moisture 12 89 ZERO 45 78 Moisture 12 89 SPAN 14 56 Moisture 12 89 SPAN 18 78 Prod Code Selection To view and adjust the settings stored in each of the 9 calibration channels move th...

Page 20: ...ing Repeat as per previous parameters Move Down to access Analog 2 settings repeat as above Analog Out 2 Settings Press DOWN to access Analog Out 2 then down again to access Analog Out 3 Repeat as per...

Page 21: ...nstituent Mode Format Constituent Analog 1 Isolated 1 Analog 2 Isolated 1 Dual Constituent Mode Format Constituent Analog 1 Isolated 1 Analog 2 Isolated 2 Analog 3 Isolated Selectable for 1 or 2 Tripl...

Page 22: ...ample Moisture 12 89 CAL ROUTINE Move DOWN to CAL Routine then move right to enter the menu Moisture 12 89 PASSWORD 0000 Moisture 12 89 PASSWORD 1234 Password Move cursor under digits move up down to...

Page 23: ...lue Press Enter to save this value Move the cursor under the digits and set the value Press Enter to save Moisture 12 89 Lab Val 01 2 56 Move DOWN to enter the corresponding MCT value Press Enter to s...

Page 24: ...oftware will calculate the correct calibration settings for the data entered Move down from the zero screen to view the Span value Moisture 12 89 New Zero 23 56 Moisture 5 1 01 New Span 15 00 Moisture...

Page 25: ...OSTICS and then move right to enter the menu The Diagnostics m Moisture 12 89 DIAGNOSTICS The Diagnostics Menu allows the user to view the status of various internal set up parameters voltages and sig...

Page 26: ...15 3v This is the value of the 15 volt power supply Moisture 12 89 F1 F6 Ext Int 2 75 These screens will display the live values of the 6 filter values for both external and internal light beams Moist...

Page 27: ...face Parameter Nominal Value Min Value Max Value Warning Message Internal Filters 3 0 8 0 1 0 9 9 High low Signals External Filters 3 0 8 0 1 0 9 9 High Low signals 5 VDC 5 00 4 5 5 5 VCC Fault 15 VDC...

Page 28: ...000 Moisture 12 89 OF DIGITS 1 Moisture 12 89 Inst ID 1 Moisture 12 89 Ser No 1009 Number of Digits after the decimal point Using the Right arrow move the cursor under the digit and press up down to s...

Page 29: ...he digit and scroll up down to set a new number If the password is not known or forgotten consult Process Sensors for a special number to gain access to Miscellaneous Enter this special password and t...

Page 30: ...alid settings for both zero and span Make or collect from the process two samples with moisture contents close to the lower and upper values expected to occur in the manufacturing process Present the...

Page 31: ...turn noting the sensor reading for each sample Tabulate the results as follows Sensor True Value 3 7 3 7 4 5 5 2 7 6 8 3 9 5 10 3 8 2 8 9 Using the operator display module refer to Section7 5 Select t...

Page 32: ...ow well the sensor readings match the True values 1 0 is perfect Greater than 0 9 is acceptable Less than 0 9 is not acceptable Standard Error This is a gauge of the accuracy of the calibration A perf...

Page 33: ...s or along a conveyor Samples should only be taken from the surface of the product rather than by digging down to the bottom of the conveyor This eliminates variations down through the bed of product...

Page 34: ...sensor s output data in the correct format for the network into which it is operating Refer to the instructions provided with each option module for installation and output formats 9 4 Cooling Panels...

Page 35: ...d with a Powder Sampler that allows the sensor to make measurements on free falling materials inside enclosed ducts Refer to Appendix II for complete details of the hardware and software needed for th...

Page 36: ...output signals will be frozen for the time the hold input is active 10 1 Serial Communications The Sensor provides a choice of serial output formats RS232 and RS485 RS232 is suitable for a single sens...

Page 37: ...OUT 485 B OUT FIRST SENSOR SENSOR n TO LAST SENSOR TD A TD B 12V GND RS485 CONVERTER AT HOST PC GND GND ALL 3 JUMPERS MUST BE PLACED ON LAST SENSOR IF HOST PC DOES NOT HAVE PULLUPS OR PULLDOWNS LINK2...

Page 38: ...Example of connecting a B B RS485 Converter to the MCT300 OI connector 35...

Page 39: ...ral Gnd Symbol Ground ANALOG Connector 4 20mA outputs Standard configuration Terminal Signal Constituent 1 Gnd 1 2 4 20 mA 1 3 Gnd 2 1 if sensor is in single mode 4 4 20 mA 2 1 if sensor is in single...

Page 40: ...nal Signal 1 RS485 A 2 RS485 B 3 RS232 Tx 4 RS232 Rx 5 Digital Gnd 6 Hold Input Note When sensors are fitted with network interface cards this Digital connector may be wired to meet the network format...

Page 41: ...Rear of Sensor 38...

Page 42: ...log Digital Connector Use the end of the Dust Cover to un screw the Retaining Ring in order to remove the 6 pin connector The Flat part of the connect fits into the Housing mating with a similar Flat...

Page 43: ...or paper towel and glass cleaner fluid to remove dirt from the window DO NOT USE AN ABRASIVE CLEANER TO CLEAN THE WINDOW The window may be cleaned with the air purge shroud in place or the shroud may...

Page 44: ...er VP Fault High Low 15v power Measure 15v with multimeter SPI Fault No communication to OI Check cable to OI Dirty Window Window contamination Clean the window High Temp Internal Temp 65 Fit Cooling...

Page 45: ...the lamp glass with bare fingers 11 Re fit the retaining screws 12 Re connect the lamp to the power supply 13 Re connect the power supply harness and the power supply assembly to the main board 14 Re...

Page 46: ...etup and calibration parameters be re configured to match the new boards operation with that of the original board Consult PSC for advice on this Detector Replacement This operation does not require t...

Page 47: ...supply 9 Re connect the power supply harness and the power supply assembly to the main board 10 Re connect the AC cable to the power supply 11 Re install the optical bench in the bottom half of the en...

Page 48: ...Motor Assembly 200013 Dome Mirror 200010A Sensor OI Cable Connector Assembly 300027A Analog I O Connector Assembly 300028A Digital I O Connector Assembly 300002A Power Connector Assembly 300030 Analog...

Page 49: ...erator Interface P N Description 210002 Display Module IEE 210040 Interface Board IEE 210008 Cable Connector Assembly 210041 Keypad Board 210021 Display Module Graphic 210023 Graphic Display Interface...

Page 50: ...assword and press ENTER to save the new number Keypad Lock All the keys on the Operator Interface may be locked to prevent unauthorized users from making any adjustments Holding down the UP arrow and...

Page 51: ...asured constituents Basic Algorithm C1F1 C2F2 C3F3 C4F4 C5F5 C6F6 K1F1 K2F2 K3F3 K4F4 K5F5 K6F6 The filters on the top of the equation are all reference filters The filters on the bottom of the equati...

Page 52: ...e filter so F1 0 0 and F6 1 0 Again the coefficients for F2 F5 will depend on the application Oil 25 8 01 C6 1 0 Algorithm Math Treatment The MCT is capable of using two styles of math treatment of th...

Page 53: ...circuit board installed in the sensor Moisture 3 6 01 Total CLR EEPROM Y N Total CLR EEPROM Selecting Y will set all the values stored in EEPROM to their default values Moisture 3 6 01 Sampler Y N Sa...

Page 54: ...be switched betweeen English and one of the following languages German French Spanish or Portuguese Moisture 3 6 01 Dry Y N Dry Basis The MCT may be setup to present moisture readings as a of the dry...

Page 55: ...s Real Time Averaging This is a pipeline average of the readings over a selected time Gated This is an event based average of the sensor readings The event being a contact closure at the sensors hold...

Page 56: ...a sample cup complete with glass viewing window The sampler s routine is controlled by s software routine in the sensor and an external solenoid valve The routine allows the cup to fill the sensor to...

Page 57: ...enient location for operator interaction and both the sensor and Operator Interface should be connected to 110V or 220V as designated on the serial tag Connect a three wire cable between the operator...

Page 58: ...ny items that if changed will influence how the sensor operates Use the down arrow to scroll through the selections until the display shows SAMPLER Y N Press the right arrow to make the cursor flash o...

Page 59: ...FILL 0020 Repeat as per the Samp Purge Press the down arrow to see the next time SAMP MEAS 0010 Repeat as per Samp Purge Press the down arrow to see the next time SAM DELAY 0002 Repeat as per Samp Pur...

Page 60: ...e cursor over the Y and press Enter The display will briefly flash SAMPLER ON Cursor down one and the display will read SAMP PURGE 0010 This is the time in seconds that the air purge will be active Mo...

Page 61: ...ont of the Moisture word in the display to alert users that the sensor is in the DRY mode 3 The Calibration routine is modified to allow dry basis MCT and laboratory values to be used Online Trim Adju...

Page 62: ...The standards may be used in two ways a As a quick low high check of the sensors reading In this manner it allows users to gain confidence in the stability of the sensor and in the accuracy of the in...

Page 63: ...bration development routine to calculate the zero span values that make the MCT sensor read the 2 0 and 8 0 values As the Cal Development routine requires 3 data pairs one set of values needs to be en...

Page 64: ...units may be accessed across a simple single twisted pair cable Normally ID s are A Z and the default ID is 1 Hence when adding more MCT 300 s to an existing and running RS485 system the user will lo...

Page 65: ...or LOG LOG HOLD Reads HOLD switch input level DTYPE DTYPE n n 0 1 2 Sets DAMP mode DTYPE SERNO Electronics serial number string SERNO CAL CAL n n is selection 1 9 or 50 depending on version CAL CODE C...

Page 66: ...ms C1 C2 C2 c f ff where c is constituent 0 2 C2 C3 C3 C4 C4 C5 C5 C6 C6 AVG AVG c c 0 returns MOISTURE avg c 1 returns OIL DUAL DUAL 1 for dual constituent DUAL 0 for single constituent DUAL PROD PRO...

Page 67: ...1 ZERO ZERO n c where n is CAL 1 9 or 50 depending on version c is constituent 0 1 SPAN SPAN n c s ss where n is CAL 1 9 or 50 depending on version c is constituent 0 1 SPAN SPAN n c DAMP DAMP ANHI Fo...

Page 68: ...prises three elements Proportional also known as Gain Integral also known as Reset Dead Band The algorithm used in the MCT series gauge uses a combination of these three elements Proportional and Inte...

Page 69: ...0 0 Maximum value is 99 99 CON INT 1 00 sec This is the automatic reset that moves the output whenever there is an error between the process variable and the set point The value is measured in SECOND...

Page 70: ...red variable is at the set point value ABOVE 5V when the process variable is LESS than the set point BELOW 5V when the process variable is GREATER than the set point Current The current is a 4 20mA si...

Page 71: ...Appendix VII Outline Drawings 68...

Page 72: ...to 14 microns Calibration The IRt c and interface card are pre calibrated for the measurement range of 20 120C All infrared based temperature sensors are influenced by the emissivity of the material t...

Page 73: ...hese limits Using the Operator Interface select the TEMPERATURE menu Select CAL PARAMETERS Select ANALOG HI 2 100 00 Set the number to the temperature value at which 20mA is desired Press ENTER to sav...

Page 74: ...Low Voltage Directive 73 23 EEC Amending Directive 93 68 EEC In order to achieve this the instrument was tested to the following standards For EMC EN55022 Class B EN61000 3 2 and EN61000 3 3 Generic...

Page 75: ...ice please contact Process Sensors Corporation s Technical Department Process Sensor Corporation 113 Cedar Street S1 Milford MA 01757 Tel 508 473 9901 Fax 508 473 0715 info processsensors com You can...

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