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AI-1000 R2 Manual - Adaptive Wireless Solutions

1. 12 Z7 Select UNIS 16 45 Change Zero bower Range Value 2 2 16 4 6 Change Full Scale Lower Range nennen nennen 17 4 7 Select Sensor Fail Safe Detection 2 20 8 18 4 o Select ate Reporning n eget COURIER ar ea an es 18 ASTIM Moro 19 ZOA qe UE 19 er TE 19 A AZ T TL Te 21 5 0 CONFIGURATION USING THE DK 1 ONE LINE DISPLAY 23 5 1 Entering the Display 23 5 2 Display Mode Operation I rr ue uae 23 0 9 SCIECL SENSOR ix o onde a 24 g 27 5 5 Change Zero Lower Range Value 2 27 5 6 Change Full Scale Lower Range 28 5 7 Select Sensor Fail Safe Detection ian ceu celica e pede 28 5 8 Select Fail Safe Reporting ed 29 NI t 29 S10 Tim ZO Ur 30 X RID 30 6 0 APPLICATIONS 33 6 1 Sensor Eai
2. MODEL Al 1000 R2 PROGRAMMABLE TEMPERATURE TRANSMITTER Operating Information ADAPTIVE WIRELESS SOLUTIONS 577 Main Street Hudson MA 01749 USA Phone 978 568 0500 FAX 978 568 9085 Rev 4 1 04 TABLE OF CONTENTS INTRODUCTIONS p 1 20 UNPACIINGANB JUINSTALBEATION inp 1 ZV 9 1 22 Mechanical Instalator 1 2 21 Weather Proof Explosion Proof 2 2 22 MOUNTING mr 2 ves Teudfers M MA a US 4 231 OULD UE MOTI EE 4 22 i gotta 5 SIO TRANSMINTER OPERATION rd eee 7 M M 7 OA Ractory ConfiguratlOD te bcm on fece 7 3 12 Operation Withouta DISplay 7 3 13 Operation 7 4 0 CONFIGURATION USING THE DK 2 TWO LINE DISPLAY 0 nnns 11 VE Me ring thedisplay eonun epa civ DICE qu SURE PRU ds 11 4 2 Disblay Mode CORNIQUEIALOL conie es 12 7 3 Select SENSOR suede
3. 0 14 F 100 to 1 800 F 0 to 2 320 C 180 to 750 C 180 to 1 250 C 200 to 900 C 0 to 1 200 C F 0 to 1 600 C F 0 to 1 550 C 150 to 400 C 100 to 600 C 200 to 850 C 200 to 645 C 0 006 mV 0 002 Q DYNAMIC RESPONSE UPDATE RATE 150 milliseconds 7 times per second typical RESPONSE TO STEP CHANGE 250 milliseconds minimum 1 second typical START UP TIME 7 sec Operation to specification in less than 30 sec AMBIENT TEMPERATURE CHANGE Self correcting for ambient temperature changes up to 20 C hr INTERCHANGEABILITY Fully interchangeable without field calibration HAZARDOUS LOCATION CERTIFICATIONS Explosion Proof Explosion Proof Housings available with and without windows CSA and FM approved for Class 1 Div amp Il Groups C amp D Class Il Div amp Il Groups amp Class and are rated for NEMA 4X and NEMA 7 environments Nonincendive Transmitter is CSA and FM rated nonincendive in Class Div Il Groups B C amp D Class Il Div Il Groups F amp Class Ill Div Il CENELEC Ex IIC T4 T6 certification pending Intrinsic Safety The Intrinsically Safe Rated Model 1000 R2 1 5 Transmitter is CSA and FM rated Intrinsically Safe for Class Div 1 Groups A B amp D and Class Il Div Groups amp and Class Div installed in accordance with AIC Drawing 6022588 CENELEC
4. To change the full scale value press ENTER The procedure for selecting Plus or Minus is identical to that described for changing the ZERO Similarly the procedure for changing each of the digit positions is identical to that described for changing the ZERO Once the steps of changing the FULL SCALE have been completed and the ENTER key is pressed at the end of the procedure the display returns to CHANGE FULL SCALE Press Next for the next function SELECT SENSOR SAFE DETECTION Accutech Al 1000 R2 User Manual Rev 4 Page 17 4 7 Select Sensor Fail Safe Detection SELECT m FAIL SAFE If you want to change the Sensor SAFE detection press ENTER The present status of the SENSOR FAIL SAFE is displayed It is recommended that one turns off the Sensor failsafe System when using the Al 1000 R2 with an input simulator It should then be turned on when reconnecting the transmitter to the actual sensor When the desired fail safe condition is displayed pressing the ENTER key will change to the new setting and the screen returns to the SELECT SENSOR Fait SAFE display Pressing the Next key will bring up the SAFE REPORTING selection screen 4 8 Select Fail Safe Reporting SELECT FAIL sare REPORT Fail safe reporting allows the transmitter to change the 4 20mA loop to indicate a failure condition This failure may be a sensor failure or a transmitter failure In any event the user may select to drive the loop to 23 0mA co
5. but not limited to any interruption of business loss of business personal injury or consequential damages resulting from the use or operation of the Product or Products Copyright Adaptive Instruments LLC 2004 Printed in USA 1 04 Accutech Al 1000 R2 User Manual Rev 4 Page 38 DIMENSIONS Al 1000 2 LLLLILLI diaplay installed CONNECTIONS NORMAL INSTALLATION INTRINSICALLY SAFE INSTALLATION Hazardous ENCLOSURES ExPLosion Pnoor Housing DE apr iiini T Housing 3r opaning XP HEAp WEATHER PRODF HEAD te 5 5 2 placas XP FG H ousims WP HEAD m Absa EAE iy creer Figure 8 1 Mechanical Dimensions mu Accutech Al 1000 R2 User Manual Rev 4 Page 39 ud D DESCRIPTION Release ECO461 ECO 511 Private Labeler AI 1000 R2 I S AI 1200 1 5 AI1500 I S XP FNI XP FGI Factory Mutual amp Canadian Standards Association Approved Intrinsically Safe Installation Control Drawing HAZARDOUS LOCATION NON HAZARDOUS LOCATION CLASS I 1 GR A B C D AI 1000 R2 I S e SHUNT ZENER DIODE SAFETY BARRIER OR SEE NOTE 3 AI 1200 I S OR NON HAZARDOUS LOCATION AI 1500 1 8 L UNSPECIFIED EXCEPT THAT CLASS 1 DIV 1 IT MUST NOT BE SUPPLIED ene FROM NOR CONTAIN UNDER CLASS TIC DIVT NORMAL OR ABNORMAL CONDITIONS A SOURCE OF POTENITAL W
6. key to continue through the different sensor selections T C L T C N Accutech Al 1000 R2 User Manual Rev 4 Page 12 T C R T C S T C T T C U T C SPEC Note The T C SPEC or Special Thermocouple input is reserved for a special thermocouple input should one be desired This Special must be ordered from the factory 2W OHMS 2W DINP Note This is the 1000 Platinum DIN Curve with a 0 00385 2W SAMP This 1 the 1000 SAMA Platinum Curve known variously as the SAMA RC21 4 or SAMA 279 Note Constants are 98 130 0 C a 0 003923 Accutech Al 1000 R2 User Manual Rev 4 Page 13 2W SPEC Note The 2W SPEC or Special 2 wire RTD input is reserved for a special RTD input should one be desired Any special 2 wire RTD curve must be ordered from the factory 3W OHMS 3W DINP Note This is the 1000 Platinum DIN Curve with a 0 00385 3W SAMP Note This is the 1000 SAMA Platinum Curve known variously as the SAMA RC21 4 SAMA PR 279 Constants are 98 130 0 a 0 003923 3W SPEC Note The 3W SPEC or Special 3 wire RTD input is reserved for a special RTD input should one be desired Any special 3 wire RTD curve must be ordered from the factory 4W OHMS 4W Note This is the 1000 Platinum DIN Curve with a 0 00385 This sensor will give superior measurement results in most real world situations where the measured temperature is under 1 000 F 4W SAMP Note This is the 100 SAM
7. The 9133 code corresponds to units of Degrees Fahrenheit The 9134 code corresponds to units of Degrees Rankine The 9135 code corresponds to units of Degrees Kelvin The 9132 code corresponds to units of Degrees Centigrade Stopping the selection process on the DK 1 display at any one of these units and then pressing ENTER will set the transmitter to the corresponding new units For the purposes of this example the units of measure can be left at DEG F by pressing ENTER Pressing the NExr key will bring you to the next section of the menu changing the Zero 5 5 Change Zero Lower Range Value The display will then read as follows to indicate that one may now change the zero or 4mA output point The code 9200 indicates that one can now change this ZERO or LOWER RANGE VALUE LRV totally independent of the FULL SCALE or UPPER RANGE VALUE without the use of any calibrators or external sensor inputs To change the ZERO press ENTER The display changes to The 9201 code indicates that a positive or plus number is selected for the 4 mA LRV output point By repeatedly pressing the Next key the display will alternate The 9202 code corresponds to a negative number to be selected for the 4mA output point After deciding whether the ZERO value or LRV is to remain positive PLUS press the ENTER key In this example assume it is to remain positive The display changes to read Accutech Al 1000 R2 User Manual Rev 4
8. 1 or DK 2 into the Al 1000 R2 Press the key marked The display starts to alternate asking if the user wishes to return to the Operate Mode RETURN ko OPERATE MODE To activate the NExr and ENTER keys a slow deliberate push of the key is required This prevents any casual inadvertent activation of the transmitter into one of the configuration modes The answer would be therefore press the Next key This will enter you into the DISPLAY configuration menu If you wish to answer a question Yes press the ENTER KEY A flow chart summarizing the operation of the DisPLAv appears at the end of this manual Note that when more than seven characters are required to describe a function the display keeps sequencing through two or more screens or may use common abbreviations In this manual the sequencing of the display is indicated by placing the two or more parts of the message adjacently With some functions the DK 2 display indicates a numeric value and unit of measurement on the top line of the display in addition to the message on the lower display line Accutech Al 1000 R2 User Manual Rev 4 Page 11 4 2 Display Mode Configuration The DisPLAv will allow the user to do the following Select a Sensor Input SELECT INPUT Select a desired temperature unit such as F SELECT UNITS Change the 4mA Lower Range Value CHANGE ZERO Change the 20mA Full Scale Value CHANGE FULL SCALE
9. EEx ia T4 T6 Intrinsically Safe certification pending OPTIONS INTRINSIC SAFETY Order the AI 1000 R2 I S HOUSINGS XP FN NEMA 7 Explosion Proof NEMA 4X Housing XP FG NEMA 7 Explosion Proof NEMA 4X with Window XP HEAD NEMA 7 Explosion Proof Rain tight Head WP HEAD IP66 Weatherproof Head DISPLAYS DK 1 One Line Local Display and Keyboard D K 2 Two Line Smart Local Display and Keyboard THERMOWELLS Order as required See Accutech Bulletin PROB SENSORS Order as required See Accutech Bulletin PROB EXPLOSION PROOF CERTIFICATION Consult factory for details MOUNTING PY 2 2 Pipe Yoke for XP FN amp XP FG housings DIN KIT R2 DIN Rail Mounting Adapter STANDARD CONFIGURATION Sensor Input J Type Thermocouple LRV 4mA 409 Lower Range Value URV 20mA 200 F Upper Range Value Damping 0 seconds Output Linear with Temperature Failsafe Upscale 23mA NOTE Please note that specifications are determined with the factory default software settings or with the various software parameters set to optimize the performance for a given specification Page 37 LIMITED WARRANTY This warranty is in lieu of all other warranties expressed or implied The Accutech 1000 series products Product are warranted by Adaptive Instruments LLC The Seller to be free from defects in workmanship and materials under conditions of normal use and service for a period of two years from the date of shipment At its option the Seller
10. ESPANOL ENGLISH After deciding which language you would like the transmitter to be set for press the ENTER key The display then changes to read RETURN OPERATE MODE If all of the setup and re ranging operations have been satisfactorily completed then pressing ENTER will return the transmitter to the normal operate mode Pressing the NExr key at this point will return the display to the first screen the sequence SELECT INPUT Note again that whenever the transmitter is in the display set up mode if no activation of the pushbuttons occur for approximately 2 minutes the transmitter returns to the operate mode One can also return to the operate mode at any point while in the DisPLAY by removing power from the transmitter for about 10 seconds then reapplying power Accutech Al 1000 R2 User Manual Rev 4 Page 22 5 0 CONFIGURATION USING THE DK 1 ONE LINE DISPLAY To configure a transmitter using the DisPLAv either the DK 1 or DK 2 local LCD display is required These displays are available as an option and can be plugged into the top of the Al 1000 R2 transmitter The transmitter can also be purchased with these options already installed These inexpensive options make the reconfiguration or re ranging of the transmitter very simple and easy to follow Without the use of a calibrator or any other tools the transmitter can be set up for a different sensor or the new range limits can be set much like on
11. INDEX DESCRIPTION PAGE Cotnrgurauom ANS tas ee 43 45 impt Terminal COMMECUOMS i IS ped c Id 5 Salety Approval Drawings 41 Lead RESISTANCES Bead siu aci d p 33 OO 16 17 27 28 Mechanical IM M see 39 OQuiput Termibal ConnecllOlis 4 19 29 30 2 12 24 Al 1000 R2 User Manual Rev 4 1 0 INTRODUCTION The Al 1000 R2 is a Programmable compatible isolated two wire transmitter that accommodates any one of eleven types of thermocouples six types of RTD s millivolt or ohm inputs The unit is precision linearized to the measured temperature over the entire usable range of the selected sensor This transmitter is simple to set up and operates much like high performance analog transmitters The Al 1000 R2 also has numerous advanced features that are achieved through the use of digital signal processing and micro controller technologies Typical of these features are the precision linearization the independent zero and full scale settings digital filtering etc Other advanced features such as the automatic self diagnostics and the exceptional stability are transparent to the user and are continuously active The Al 1000 R2
12. calibration to allow it to reach thermal equilibrium Accutech Al 1000 R2 User Manual Rev 4 Page 33 6 211 Calibration Using a Millivolt Source The procedure starts with the selection of the thermocouple type Then determine the temperature of the thermocouple terminals on top of the transmitter This can be done by measuring with a thermometer the temperature of the thermocouple terminals on the transmitter Or one can assume that the terminals are approximately at room temperature and then determine the room temperature Next locate the appropriate table of temperature versus mV for the selected thermocouple Find the table entry corresponding to the terminal block temperature mV TB C Calculate the mV to be applied as follows mV applied for LRV mV LRV Table C mV TB C Applying the millivolts mV applied to the transmitter and record the temperature displayed on the DK 1 or DK 2 display for the ZERO LRV or 4mA value Then record the FULL SCALE URV using a similar procedure These recorded values will then be set into the transmitter as the zero and full scale values using the display set up procedure 6 212 Calibration Using a Thermocouple Calibrator Some of the thermocouple calibrators available on the market provide a means of measuring the temperature of the terminal block and automatically apply the corrected mV to the transmitter This procedure is rather simple However there can be an appreciable difference be
13. operates as a zero shift It shifts the display readings by the same amount at every point Multiple point corrections up to 22 points are possible from the factory Note multiple point calibration curve is entered by the factory the DisPLAY function will not appear as a menu option in DISPLAY You can enter a single point offset to the display Be certain before making a display trim correction that you have made good electrical connections to the transmitter and the sensor In the 2 or 3 wire RTD input or thermocouple input modes it is possible to produce an error of a few degrees with a fraction of an ohm in any one of the connections Please be careful when tightening down the input connections These can be easily broken if alot of torque is applied The idea is to make a good electrical connection without breaking the connections When you press the ENTER key the display changes to 0 0F 0 0F TRIM DISPLY You can now enter an offset to the display Suppose that the display reads 530 F at a time when an external device that you want to agree with reads 525 F You would then want to enter a 5 F offset in the display trim This is done exactly the same way as setting the zero and full scale values The numeric value seen on the upper portion of the screen is the existing Display Trim Value Normally this is set to zero One can now change this Offset totally independent of the ZERO or LowER RANGE VALUE LRV or the
14. required is a Type J thermocouple The packing slip and a tag on the unit will indicate if the unit was set up to any other customer requested special configuration If there is a need to change the configuration of the transmitter or to re range it use either the DK 1 or DK 2 Display Keyboards and refer to the procedures described in SECTIONS 4 for DK 2 or 5 for DK 1 NOTE Even when In a Hurry the use of an appropriate power supply is important A 24V DC supply having a current handling capacity of at least 0 1A is commonly used Always use a DC direct current supply or suitable size battery Never connect the transmitter directly to 115VAC With the power supply off connect the side of the power supply to the terminal of the transmitter Connect the side of the power supply to the terminal of the transmitter Optionally a resistor typically 250 ohms may be added in series with either lead Connect a Type J thermocouple to the transmitter input Thermocouple high input terminal 2 Thermocouple low input terminal 1 Jumper terminals 3 amp 4 together Unlike conventional electrical wiring on a J thermocouple the red lead is negative This should be checked and verified with the particular sensor to be used To connect other sensors to the input refer to Section 2 32 for the proper sensor connections The output can be monitored by connecting a milliameter in series with either of the two output terminal
15. transmitter can also accept one of two optional plug in displays The DK 1 is an inexpensive single line display that is intended to give a low cost local indication of the measured temperature The DK 2 two line display will give a local indication and functions as a very easy to use set up tool Both displays facilitate local configuration and ranging of the transmitter This manual is divided into several sections After a brief INTRODUCTION the section on UNPACKING AND INSTALLATION contains much useful information for the first time installer The section called N A HURRY helps get the system operating provided the sensor and transmitter were purchased at the same time and thus most of the set up was completed at the factory The next two sections explain the method of CONFIGURATION using either display Finally there is additional APPLICATION INFORMATION and the TECHNICAL SPECIFICATIONS included in the sections under those headings The Al 1000 R2 temperature transmitter does not have any potentiometers or switches to set and there are user serviceable components inside the transmitter Opening the enclosure will void the manufacturer s warranty All reconfiguration re ranging and calibration can be done in the field using either one of the displays Any of the communication methods provides reconfiguration and re ranging capabilities without other external calibration tools 2 0 UNPACKING AND INSTALLATION 2 1 Unpacking Remove th
16. value you require for 4mA or 20mA Next read the transmitter value on the DK 1 or DK 2 display Record these values Then follow the display set up procedure to set the 4mA and 20mA values to the values that you recorded with the external source When attempting to calibrate or check the calibration of the Al 1000 R2 transmitter with an external thermocouple or RTD calibrator it is generally advisable to disable the SENSOR FAIL SAFE feature The open sensor test periodically injects about 5 of current into the input terminals the millivolts generated by the calibration source is periodically disturbed and depending on the characteristics of the external calibration source used erroneous voltages may be applied to the transmitter The SENSOR FAIL SAFE can be disabled by turning it off in the configuration menus Sections 4 7 amp 5 7 After the calibration has been completed this function can be re enabled 6 21 Thermocouple Input Setting the ZERO and FULL SCALE with a thermocouple sensor requires some added steps because of the automatic cold junction compensation Thermocouple tables are normally available for a reference junction at the ice point of water These table entries must be adjusted for the actual cold junction temperature In the case of the Al 1000 R2 transmitter the cold junction is measured with an internal calibrated thermometer It is generally good practice to operate the transmitter for 30 minutes or more prior to
17. A Platinum Curve known variously as the SAMA RC21 4 SAMA PR 279 Constants are 98 130 O C a 0 003923 Accutech Al 1000 R2 User Manual Rev 4 Page 14 4W SPEC Note 4W SPEC or Special 4 wire RTD input is reserved for a special RTD input should one be desired Any special 4 wire RTD must be ordered from the factory MV HHTONLY Note The HHTONLY is for a Hand Held set up This is used for Factory set up only T C B T C C T C E Pressing NexT key again returns you to the J thermocouple selection Repeated pressing of NExr key will again cycle you through the input selection submenu You can stop at any one of the thermocouple RTD or mV selections by pressing the ENTER key This action changes the transmitter mode to that sensor If no sensor change is desired then without sequencing through the various sensor options but just pressing the ENTER key will allow one to confirm the sensor selection and leave it unchanged Assume that the sensor is left as T C J After pressing ENTER the display will return to the main menu entry of SELECTINPUT Pressing the Next key then takes the transmitter to the next main menu selection Accutech Al 1000 R2 User Manual Rev 4 Page 15 4 4 Select Units If the selected sensor is a thermocouple RTD the next menu entry is SELECT UNITs SELECT UNITS Pressing the ENTER key displays the current units By repeatedly pressing the NExr key the display will sequence through the f
18. AI 1000 R2 Press the key marked Next to begin scrolling through the DisPLAY MODE menus 9900 The 9900 code corresponds to the Return to Operate Mode function At this point assuming one does not want to return to the operate mode the answer should be no therefore press the key marked NExr Pressing the key marked ENTER at this point will return the transmitter to the operate mode 5 2 Display Mode Operation The one line DK 1 display will allow the user to do the following in a manner similar to the two line display Select a Sensor Input SELECT Select a desired temperature unit such as F or C SELECT UNITS Change the 4mA Lower Range Value CHANGE ZERO Change the 20mA Full Scale Value CHANGE FULL SCALE Change the Sensor Fail Safe detection SELECT SENSOR FAIL SAFE Change the Fail Safe reporting SELECT FAIL SAFE REPORT Trim the 4 0mA output current TRIM 4 MA Trim the 20 0mA output current TRIM 20 Trim the display value TRIM DISPLAY Each of these functions is presented with a code in a prescribed sequence on the LCD display If the indicated function need not be performed press Next and the next function will be displayed on the screen To perform any function press the ENTER key This will cause additional screens to be displayed which enable you to perform the function These are described in detail below and summarized in the DK 1 One Line Display Keyboard Flowchart found at the rear of th
19. AN STANDARDS ASSOCIATION NOTICE WE Thik and speciikceiion propiska property of ADAPTIVE INSTRUMENTS and shell net be reproduced in viole or in part the bens tex manger or sale without prior written pernission Tow Adapiive Corp Figure 8 2 Intrinsic Safety Approval Drawings mu Accutech Al 1000 R2 User Manual Rev 4 Page 41 DK 1 One Line Display Keypad ACCUTECH 1000 R2 Al 1500 Configuration Flowchart Operate Mode Note Pressing ENTER stores new values in transmitter To Next escape at any point or to retain original values before pressing ENTER to accept new value disconnect power and wait 30 seconds Reconnect power amp transmitter will start up in Operate Mode 9900 Return to Operate Mode Return to Operate Mode Wait 5 seconds T C B T C E T C J T C K T CL T C N T C R T C S MC T T C U T C Special 9000 2 Wire Ohms Select Input 2 Wire Pt DIN RTD 2 Wire Pt SAMA RTD 2 Wire Special 3 Wire Ohms 3 Wire Pt DIN RTD 3 Wire Pt SAMA RTD 3 Wire Special 4 Wire Ohms 4 Wire Pt DIN RTD 4 Wire Pt SAMA RTD 4 Wire Special QUESTIONS Call Accutech Customer Service 800 879 6576 Next 9132 Deg C 2 9133 Deg F Ent Select Units Enter Next nter 9134 Deg R 9135 Degk gt ms or mV input Next 9200 2 4 1 Set blinking digit Change 9201 Pus Next Enter NEXT incremen
20. Change the Sensor Fail Safe detection SELECT SENSOR FAIL SAFE Change the Fail Safe reporting SELECT FAIL SAFE REPORT Trim the 4 0mA output current TRIM 4 MA Trim the 20 0mA output current TRIM 20 MA Trim the display value DISPLAY Each of these functions is presented in sequence on the LCD display If the indicated function need not be performed press Next and the next function is displayed on the screen To perform any function press the ENTER key This will cause additional screens to be displayed which enable you to perform the function These are described in detail below and summarized on the DK 2 Two Line Display Keyboard Flowchart found in the rear of this manual 4 3 Select a Sensor Input The SELEcT SENsoR is the first function in the sequence Virtually any thermocouple RTD or millivolt input can be selected The display will read as follows to indicate this position on the menu SELECT INPUT If the sensor is set correctly press and skip to Section 4 4 of this manual otherwise press ENTER After pressing the ENTER key the display will change to T C J Indicating that the transmitter is set to a Type J thermocouple input If this is the desired sensor then press ENTER otherwise press repeatedly to sequence through the available sensors Each time NEXT is pressed the next available sensor selection is displayed Press the Next key to go the next sensor T C K Press the
21. D or WP HEAD In addition sufficient time should be allowed for the housing and he transmitter to reach equilibrium temperature in a given operating environment before best accuracy is reached For best accuracy with any sensor or in the millivolt mode it is advisable to allow the transmitter to operate with the desired fixed input signal for a period of 30 seconds before the reading is taken The transmitter periodically measures certain internal references These internal measurements and the external signal undergo digital averaging and the full accuracy of the instrument is only achieved after several readings have been averaged When using an RTD sensor a four wire connection is generally recommended With a three wire RTD the AI 1000 R2 makes two separate measurements before calculating the temperature whereas only a single measurement is required when using a four wire RTD Conceptually a better accuracy is possible using a single measurement as compared with calculating the difference of two separate measurements See Accutech Tech Note 209 for further information on the measurement accuracy improvement that is possible with true four wire RTD measurements Accutech Al 1000 R2 User Manual Rev 4 Page 34 7 0 ACCESSORIES amp INFORMATION Other accessories available from Accutech are DK 1 One line Local Display DK 2 Two line Local Display XP HEAD Explosion Proof Housing No Display Option WP HEAD Weather Proof Housing No
22. Display Option XP FN Explosion Weather proof Housing with mounting lugs XP FG Explosion Weather proof Housing with mounting lugs and Glass Window PY 2 Pipe Yoke to mount XP FG or XP FN on 2 pipe P S 2412 Power Supply 24 28 VDC 1 2 0 8A P S 2405 Power supply 24 VDC 0 5A A variety of signal conditioners thermocouples RTD sensors and thermowells are also available The following Technical Application Notes are also available on special request Tech Note 203A Smart Temperature Transmitter Accuracy Considerations Tech Note 207A Using the 1000 R2 Al 1500 with Thermocouples Tech Note 208 Achieving State of the Art Temperature Measurement Accuracy without Individual On site Calibration Tech Note 209 Unique Measuring Capabilities of the Al 1000 R2 A 1500 The DK 1 or DK 2 can be used for setup and configuration for transmitters installed in XP HEAD or WP HEAD housings but cannot be installed permanently The XP HEAD and WP HEAD will not close properly with either of these displays installed Accutech Al 1000 R2 User Manual Rev 4 Page 35 8 0 SPECIFICATIONS Thermocouple Type B Thermocouple Type C Thermocouple Type E 58to 1 832 F Thermocouple J Thermocouple Type K Thermocouple Type L Thermocouple Type N Thermocouple Type R Thermocouple Type S Thermocouple Type T Thermocouple Type U 1000 Platinum DIN Curve a 0 00385 1000 Platinum SAMA Curve a 0 003923 SENSOR I
23. FULL SCALE or UPPER RANGE VALUE without the use of any calibrators or external sensor inputs To change the display offset press ENTER The display changes to 0 0 F PLUS indicating that the existing OFFSET is set to plus 0000 0 F The question mark indicates a question asking if this value is to remain positive PLUS By repeatedly pressing the Next key the display will alternate 0000 0 F 0000 0 F MINUS PLUS After deciding whether the OFFSET VALUE is to become negative MINUS press the ENTER key In this example the offset is assumed to be negative and a minus sign will be carried through this example The display then changes to read 0000 0 F THOUSN The leftmost digit position will start blinking shown here in italics asking if the thousands position needs to be changed To change the thousands position start pressing the NExr key and the leftmost digit will increment through 1 234567890 Stop pressing the Next key at the desired numeral then press ENTER to accept the selection If the numeral selected before pressing ENTER was 0 then the display would change to Accutech Al 1000 R2 User Manual Rev 4 Page 20 0000 0 F HUNDRD and the second digit from the left will start blinking shown here in italics asking if the hundreds position needs to be changed As before to change the number in this digit position repeatedly press the key until the desired numeral is reach
24. ITH RESPECT oc XP FNI TO EARTH UIN EXCESS OF 250 VOLTS RMS OR ENTITY 250 VDE PARAMETERS 30 Yde 125 mA 8 12mmt 14 80 uii Sea NOTES 1 The in the haesrdous aree musi be capable of witsanding sm voltage of 500 volte 5 ic sarih or frame of the apparatus for one minus 2 Cuble and ingducbunee plus 1 5 apparatus caoscitenee D ud nduebanes Li musi not exceed the allowed capacitance Sa and industsnes 0 a ingiceted on te asseciated apperstus 9 Ary positive palariy shunt zener diede Barrier appresa by far groups 2 C D and whose parameters are vogar lt a0 Yde laze ar 125 mA Cs gt CI cable La gt Li L A The installation including the barier earthing arrangements must comply with the installation requiremeris of te country of Lee Le ARIA RPIZ 2 installation of intinsiealh sate systems for hazardous cassified keations end The National Electrical ARSENFRA 29 or Caonsdian Elecineel Code pert 1 Installaties must be in seoordance with ihe maruiectre s guidelines 5 Code T4 af rmasimum ambient tempoecatunme af 85 C TS maxsimum ambienti temperature of 40 6 8 Cersi tight conduit seal mosi be used when irataled in class and di envircnmerits 2 REVISIONS ALLOWED WITHOUT PRIOR FACTORY ae CANADI
25. K 2 is the actual temperature as measured by the transmitter it is not affected by the analog output range settings This is particularly useful in startup or operation where the measured temperature is temporarily outside the normal operating range When the unit is first turned on the display will show the measured temperature It is frequently the case that no sensor is connected when the transmitter is first turned on In this case the display will show a sensor failure In the event of a sensor or transmitter failure the indication on the DK 1 display changes to read FAIL The words FAIL and SAFE will alternate in the display window to let you know that a failure condition has occurred Accutech Al 1000 R2 User Manual Rev 4 Page 8 In the event of a sensor or transmitter failure the indication on the bottom line of the DK 2 display also changes to 0 100 gt 0 100 gt FAIL SAFE The words FAIL and SAFE will alternate in the display window to let you know that a failure condition has occurred The Percent of Output Bar Graph will indicate the output level of the transmitter If the transmitter Failsafe Report value is set to Fail High 23mA the display will be as shown at over 100 of output If the Failsafe Report is set to Fail Low 3 8mA the Percent of Output Bar Graph would indicate the output level at under 096 of output See sections 4 8 or 5 8 for further information on setting Failsafe
26. N is an Explosion Proof Weather Proof housing that accommodates a transmitter when the local display option is not required The XP FG with its glass window may be used in hazardous and wet locations when the display option is desired The XP HEAD is a small electrical head that can be used without local indication in Explosion Proof environments The WP HEAD is a small aluminum Weatherproof head designed for head mounting the transmitter without local indication These housings have appropriate mounting means in the bottom to attach the Al 1000 R2 in any of four orientations 90 apart Captive 832 machine screws are installed on the transmitter to facilitate installation and removal to either a housing bottom plate or to a mounting panel Please note that condensation often occurs inside conduit attached to Weather Proof or Explosion Proof housings Care must be taken so that liquid condensation does not accumulate and fill the transmitter housing with liquid While the transmitter is sealed we do not recommend operating it immersed in liquid Conductive liquids across the top of the transmitter will short the input and loop terminals This installation problem can appear to a control system as a transmitter failure 2 22 Mounting The Al 1000 R2 transmitter be head mounted mounted on 2 inch pipe vertical or horizontal on a bulkhead a panel a DIN rail or other rigid support members utilizing the various mounting brackets and associ
27. NG TEMPERATURE RANGE 40 C to 85 40 F to 185 F 20 to 70 4 F to 158 F Display Full Visibility 40 C to 85 40 F to 185 F Display With reduced visibility STORAGE TEMPERATURE RANGE 50 C to 85 C 58 F to 185 F DAMPING Factory selectable time constant 63 from 0 to 32 sec FAILSAFE User settable to 3 6mA or 23mA MOUNTING POSITION No effect on measurement value WEIGHT AI 1000 R2 6 oz XP FN amp FG 2 lbs WP HEAD 12 oz ISOLATION Input to Output 500VAC INPUT IMPEDANCE Greater than 1 POWER SUPPLY The transmitter operates on 12 to 42 VDC 30VDC for I S installations with no load Transmitter is protected against reverse polarity connection LOAD LIMITATIONS Loop resistance including optional indicator R KQ Supply Voltage 12 VDC 23mA ELECTROMAGNETIC COMPATIBILITY CE COMPLIANCE Transmitter operates within specification in fields from 20 to 1 000MHz with field strengths to 30V m Meets EN 50082 1 Generic Immunity Standard and EN 55011 Compatibility Emissions Standard Electronics ORDERING INFORMATION Please order Model Al 1000 R2 Specify custom configuration options and companion products as desired Accutech Al 1000 R2 User Manual Rev 4 ACCURACY 1 08 F 32 to 4 208 F 0 9 0 36 50to 1 000 0 36 0 36 0 72 F 0 36 F 32 2 912 F 0 9 32 2 822 F 0 9 0 54 0 72 0 14
28. NPUT 212 to 3 272 F 292 to 1 382 F 292 to 2 282 F 328 to 1 652 F 32 2 192 F 238 752 F 148 to 1 112 F 328 to 1 562 F 328 to 1 193 F Call Factory for 1000 Ni 120Q Ni and 10Q Cu Millivolt Ohm 15 to 115mV 0 to 500 0 LINEARIZATION Thermocouple and linearization to 0 05 Custom linearization with 22 point curve consult factory OUTPUT Analog Two wire 4 to 20mA TRANSMITTER ACCURACY 0 0596 of the millivolt or ohm equivalent input reading or the value from the Accuracy Table whichev er is greater plus 0 05 of the span For thermocouples add 0 5 0 9 F for cold junction effect Accuracy includes transmitter repeatability hysteresis and linearity as well as ambient temperature effect A D conversion error analog output error line voltage effects humidity effect under non condensing conditions and vibration effect to 2g s amp 500Hz TRANSMITTER REPEATABILITY One half the transmitter accuracy COLD JUNCTION COMPENSATION Digital self correcting over the ambient temperature range to within 0 5 OUTPUT RANGING ADJUSTMENTS Analog Zero 100 of Sensor range Noninteracting Analog Full scale Normal or Reverse Acting AMBIENT TEMPERATURE STABILITY Self Correcting over the operating temperature range LONG TERM STABILITY Stability deviation per year is less than 0 025 of output the span 0 05 of the reading OPERATI
29. Page 27 0040 and the leftmost digit position will start blinking shown here in italics asking if the thousands position needs to be changed To change the thousands position start pressing the Next key and the leftmost digit will increment through 1234567890 Stop pressing the Next key at any of the numerals desired then press ENTER to accept the selection If the numeral selected before pressing ENTER was 0 then the display would change to read 040 The second digit from the left will start blinking shown here in italics asking if the hundreds position needs to be changed As before to change the number in this digit position repeatedly press the NExrT key until the desired numeral is reached Then press ENTER to go to the next lower significant digit position Each time the key cycles through the ten choices for that digit position and the ENTER key enters the selected number The digit position being changed is the one that is blinking The legend on the display will change successively to read 040 040 ile After the one s digit position has also been changed to the desired value the next pressing of the ENTER key returns the transmitter to the alternating display of CHANGE ZERO Since changing of the zero has just been completed press the Next key to proceed to the next menu selection CHANGE FULL SCALE 5 6 Change Full Scale Upper Range Value The code 9300 corresponds to selection CHANGE FULL SCALE or
30. Reporting Once the proper sensor is connected the fault message on the display should clear and the transmitter output should go to the proper value Both LCD displays take full advantage of the precision of these transmitters The digital display of measurement does not include the small D A error otherwise present the analog output It provides highly accurate local indication of the measurement local fault diagnostics and transmitter identification The LCD continues to display the measured temperature even if it is beyond the zero and full scale limits set for the analog output The value of this display as a setup calibration and reconfiguration tool may even be greater as will be seen in later chapters If you should desire to change the sensor input or to re range or reconfigure the transmitter please refer to Sections 4 or 5 of this manual which show you how to set up the transmitter with the DK 1or DK 2 displays Accutech Al 1000 R2 User Manual Rev 4 Page 9 4 0 CONFIGURATION USING THE DK 2 TWO LINE DISPLAY To configure a transmitter using the DisPLAv either the DK 1 or DK 2 local LCD display is required These displays are available as an option and can be plugged into the top of the Al 1000 R2 transmitter The transmitter can also be purchased with these options already installed These inexpensive options make the reconfiguration or re ranging of the transmitter very simple and easy to follow Without the use
31. UPPER RANGE VALUE URV To change the full scale value press ENTER The procedure for selecting Plus or Minus is identical to that described for changing the ZERO with the code 9301 corresponding to a positive number and the code 9302 corresponding to a negative number The procedure for changing each of the digit positions is identical to that described for changing the ZERO Once the steps of changing the FULL SCALE have been completed and the ENTER key is pressed at the end of the procedure the display returns to CHANGE FULL SCALE Press Next for the next function SELECT SENSOR FAIL SAFE DETECTION 5 7 Select Sensor Fail Safe Detection 9400 The code 9400 corresponds to selecting the SENSOR FAIL SAFE detection If one desires to change the SENSOR SAFE detection then press ENTER The present status of the Sensor Fail safe is displayed It is recommended that one turns off the Sensor fail safe when using the Al 1000 R2 with an input simulator It should then be turned on when reconnecting the transmitter to the actual sensor The code 9401 indicates that the sensor fail safe detection is turned on The code 9402 indicates that the sensor fail safe detection is turned off When the desired fail safe condition is displayed pressing the ENTER key will change to the new setting and the screen returns to the SELECT SENSOR SAFE display code 9400 Pressing the Next key will then bring up the SAFE REPORT selection screen A
32. an about 50uA or transmitter operation be impaired If trimming the 4 00mA limit is still desired then press ENTER The transmitter will now output a milliamp current equal to its internally set 4mA This 4mA value should be read on an external meter and compared to the plant standard It is advisable to use a very good voltmeter to make these comparisons It is very possible that the transmitter will be more accurate than a great many voltmeters In this case trimming will make the transmitter less accurate rather than more accurate Accutech Al 1000 R2 User Manual Rev 4 Page 29 Once trimming the 4 00mA value has been selected the display will show The code 9601 corresponds to selecting the function to raise mA output Pressing the key the display then shows The code 9602 corresponds to selecting the function to lower the mA output Comparing the transmitter output to the external device will allow you to decide whether to raise or lower the milliamp value When it is decided whether to raise or lower the output current then press ENTER and the display changes to one of the following depending on whether the raise or lower function has been selected raises output lowers output The code 9610 confirms that you are in the Raise 4mA output trim function Each time the Next key is pressed the display blinks and the 4 0mA output limit increases The increase is in approximately 3 5 micro ampere increments The
33. ated hardware available from Accutech These types of mounts provide greater flexibility in installation and removal of the transmitter for service In locations where extreme temperature variations are encountered it is strongly recommended that enclosures be provided to maintain a somewhat constant temperature at the transmitter Heaters or steam tracing should be provided if the ambient temperature variations are extreme Figure 2 1 The XP FG Explosion Proof Housing with PY 2 Pipe Mounting bracket 1000 R2 User Manual Rev 4 Page 2 2 221 DIN Rail Mounting A bracket is available if DIN rail mounting of the Al 1000 R2 is desired See Figure 2 2 Figure 2 2 Optional DIN Rail Mounting Bracket 2 222 Head Mounting All Explosion Proof Weatherproof housings can be used for head mounting All heads have two 72 female conduit entries One of these conduit entries can be used to mount directly onto a 72 male extension of the sensor Alternatively a gt union coupling can be placed between the housing and the temperature sensor Note that the XP HEAD and WP HEAD cannot be used with a pipe mount bracket For non display pipe mount bracket installations use the XP FN Housing Figure 2 3 Optional Weather Proof Housing Al 1000 R2 User Manual Rev 4 Page 3 2 223 Surface Mounting The transmitter has two mounting holes through the body of the transmitter These mounting holes allow the transmitters t
34. ccutech Al 1000 R2 User Manual Rev 4 Page 28 5 8 Select Fail Safe Reporting The code 9500 indicates the main menu entry for setting the transmitter FAiL SAarEe REPORT Pressing the ENTER key will bring up the following code The code 9501 corresponds to instructing the transmitter to output 3 6mA under a fail safe condition Pressing the ENTER key at this point sets the fail safe LOW Pressing the Next key brings up the following screen The code 9502 corresponds to instructing the transmitter to output 23 0mA under a fail safe condition Pressing the ENTER key at this point sets the fail safe HIGH Pressing the Next key brings up the following screen The code 9503 corresponds to instructing the transmitter to not report a fail safe condition Pressing the ENTER key at this point turns off this reporting Pressing the Next key brings up the next function TRIM 4 5 9 Trim 4 0mA The code 9600 indicates the main menu entry for performing 4 MA TRIM Pressing the ENTER key will bring up the following code 9600 This function will trim the 4 00mA output current of the transmitter Note The 4 00mA limit is factory calibrated to a precision standard Using the Output Trim function voids the NIST traceability of calibration Do not arbitrarily trim the output unless a qualified and accurate local standard is available to measure the adjusted 4 00mA output Also note that the 4 0mA limit should not be trimmed by more th
35. code 9620 confirms that you in the Lower 4mA output trim Each time the Next key is pressed the display blinks and the 4 0mA output limit decreases The decrease is in approximately 3 5 micro ampere increments Note The 4 00mA limit is factory calibrated to a precision standard Using the Output Trim function voids the NIST traceability of calibration Do not arbitrarily trim the output unless a qualified and accurate local standard is available to measure the adjusted 4 00mA output Also note that the 4 0mA limit should not be trimmed by more than about 50uA or transmitter operation be impaired Once the desired trim is reached pressing ENTER will return to the corresponding TRIM 4MA screen At this point one may still go back and do further trimming of the 4 0mA limit by pressing the ENTER key pressing the key changes to the next function 5 10 Trim 20mA The code 9700 indicates the main menu entry for setting the performing a 20MA OurPUT TRIM Pressing the ENTER key will bring up the following code 9700 This function will trim the 20 00mA output current of the transmitter Trimming of the 20 0mA current limit is done in exactly the same manner as was described for trimming the 4 0mA point Similarly the same precautions apply The code 9701 corresponds to selecting the function to raising the mA output The code 9702 corresponds to selecting the function to lower the mA output The code 9710 confirms ra
36. e Packing List to check off the actual equipment received If you have any questions on your shipment please call Adaptive Wireless solutions at 978 875 6000 Upon receipt of shipment inspect the container for any signs of damage in transit Especially take note of any evidence of rough handling Report any apparent damage immediately to the shipping agent NOTE The carrier will not honor any claims unless all shipping material is saved for their examination After examining and removing the contents save the packing material and carton in the event reshipment is necessary 2 2 Mechanical Installation Proper installation of the transmitter will assure highest performance and minimize errors of the measured variable The transmitter should be mounted in a location that minimizes temperature extremes vibration and shock lt is important to survey the area to ascertain the best location for installation Will the location be subjected to flooding 15 the location directly above below or in proximity to a known high heat source Does the location make the transmitter unserviceable The installation recommendations outlined in this section are provided to act as a guideline only and cannot cover all possible variations The final installation must be made at the discretion and approval of the user Al 1000 R2 User Manual Rev 4 Page 1 2 21 Weather Proof Explosion Proof Housing Several optional transmitter housings are available The XP F
37. e would set the time on a digital watch In the event that the DK 1 or DK 2 Display Keyboard are not purchased at the same time as the transmitter the one piece display design allows for easy field installation by simply plugging the 1 DK 2 into the top of the transmitter 5 1 Entering the Display Mode To start the DisPLAv MODE first connect the transmitter to an appropriate DC power supply Typically 24VDC 11 7 11 7 supply is connected with the side of the power supply connected to the transmitter s output terminal and the side of the power supply connected to the transmitter s output terminal A series resistor in the loop is optional A sensor may be connected to the transmitter s input terminals but this is not required for setting up the transmitter With the standard factory set up and no sensor connected the DK 1 display will give the following indication FAIL The transmitter is indicating a fault This would be the proper indication since there is no sensor connected The analog output would indicate greater than 100 loop current at 23 00mA which is the standard over range condition If the proper sensor were connected to the transmitter the display would indicate the sensor s temperature Please note that the display keyboards can be plugged into the transmitter while the transmitter is powered up There is no need to disconnect power before plugging the DK 1 or DK 2 into the
38. eases C increases The decrease or increase is in approximately 3 5 micro ampere increments Note The 4 00mA limit is factory calibrated to a precision standard Using the Output Trim function voids the NIST traceability of calibration Do not arbitrarily trim the output unless a qualified and accurate local standard is available to measure the adjusted 4 00mA output Also note that the 4 0mA limit should not be trimmed by more than about 50uA or transmitter operation be impaired Once the desired trim is reached pressing ENTER will return to one of the corresponding TRIM 4MA screen At this point one may still go back and do further trimming of the 4 0mA limit by pressing the ENTER key or pressing the Next key changes to the next function 4 10 Trim 20 0 mA TRIM 20 MA Trimming of the 20 0mA current limit is done in exactly the same manner as was described for trimming the 4 0mA point The same precautions apply After completing the trim 20 0mA pressing the Next key brings up the display trim Accutech Al 1000 R2 User Manual Rev 4 Page 19 4 11 Trim Display The display trim allows the display to be trimmed by a desired offset amount The transmitter display will display its value based upon its internal standards It is often desirable to alter this display to make it agree with another external instrument at a critical measurement point If this is desirable the display be trimmed The display trim
39. ed Then press ENTER to go to the next lower significant digit position Each time the Next key cycles through the ten choices for that digit position and the ENTER key enters the selected number The digit position being changed is the one that is blinking The legend on the display will change successively to 0000 0 ONES 0005 0 F TENTHS After the tenths digit position has also been changed to the desired value the next pressing of the ENTER key returns the transmitter to the alternating display of TRIM DisPLAv Since changing of the offset value has just been completed press the Next key to proceed to the next menu selection Note if trimming the transmitter to external devices is desirable it may be necessary to trim the 4 and 20mA output after setting the display offset After completing the trim display function pressing the Next key brings up Select Language 4 12 Select Language SELECT LANGU EN The Select Language function allows the user to configure the transmitter in any of four different languages English German French and Spanish language menu options are available When you press the ENTER key the display changes to ENGLISH indicating that the current language setting is English By pressing the NExr key the display changes to read DEUTSCH Accutech Al 1000 R2 User Manual Rev 4 Page 21 By repeatedly pressing the key the display will sequence through the following screens FRENCH
40. ept the selection If the numeral selected before pressing ENTER was 0 then the display would change to and the second digit from the left will start blinking shown here in italics asking if the tens position needs to be changed Pressing the ENTER key will fix the tens digit and display the ones digit In this example we want to enter a 5 degree offset so we want to cycle the ones digit As before to change the number in this digit position repeatedly press the Next key until the desired numeral is reached Then press ENTER to go to the next lower significant digit position Each time the Next key cycles through the ten choices for that digit position and the ENTER key enters the selected number The digit position being changed is the one that is blinking The legend on the display will change successively to 005 After the ones digit position has been changed to the desired value the next pressing of the ENTER key returns the transmitter to the 9800 code Note that since the DK 1 will only display in whole degrees the display trim is limited to whole degrees lf greater display precision is required the two line DK 2 display will give you precision to the tenths of degrees Since changing of the zero has just been completed press the Next key to proceed to the next menu selection RETURN To OPERATE MODE Accutech Al 1000 R2 User Manual Rev 4 Page 31 9900 If all of the setup and re ranging operations have been satisfactorily com
41. er readings 2 322 Two Wire RTD Input Apply signal to terminals 1 and 3 Jumpers must be installed on terminals 1 and 2 as well as on 3 and 4 for proper operation and to prevent any build up of electrostatic charge on these terminals which could affect the transmitter readings 2 323 Three Wire RTD Input Apply the common legs from the RTD generally the same color RTD leads to terminals 1 and 2 Apply the other signal lead to terminal 3 Terminals 3 and 4 must be jumpered together for proper operation and to prevent any build up of electrostatic charge on these terminals which could affect the transmitter readings 2 324 Four Wire RTD Input Apply one set of the common legs from the RTD generally the same color RTD leads to terminals 1 and 2 Apply the other signal lead pair to terminals 3 and 4 No jumpers should be used for a 4 wire RTD input Al 1000 R2 User Manual Rev 4 Page 5 3 0 TRANSMITTER OPERATION 3 1 In a hurry When in a hurry this short set of instructions and references will help get the transmitter running 3 11 Factory Configuration Input Thermocouple Output Analog 4 00mA 40 20 00 200 Sensor Fail safe 23 00 High On special request the factory will set the transmitter to any desired configuration Special configurations are identified on a tag attached to the unit 3 12 Operation Without a Display If the unit was ordered with the standard factory configuration the sensor
42. is manual Accutech Al 1000 R2 User Manual Rev 4 Page 23 5 3 Select a Sensor Input The SELEcT INPuT is the first function in the sequence Virtually any thermocouple RTD or millivolt input can be selected The display will read as follows to indicate this position on the menu 9000 The factory default sensor input is a J thermocouple If the sensor does not require changing then press and skip to Section 5 4 of this manual otherwise press ENTER After pressing the ENTER key the display will change to 9004 Indicating that the transmitter is set to a Type J thermocouple input If this is the desired sensor then press ENTER otherwise press repeatedly to sequence through the available sensors Each time NEXT is pressed the next available sensor selection is displayed 9004 The 9004 Code corresponds to a J thermocouple The 9005 Code corresponds to a K thermocouple 9006 The 9006 Code corresponds to an L thermocouple 007 The 9007 Code corresponds to an N thermocouple i 008 The 9008 code corresponds to an R thermocouple 9009 The 9009 code corresponds to an S thermocouple The 9010 code corresponds to a T thermocouple The 9011 code corresponds to a U thermocouple Accutech Al 1000 R2 User Manual Rev 4 Page 24 Note The 9012 T C SPEC or Special Thermocouple input is reserved for a special thermocouple input should one be desired This special curve must be ordered from the fact
43. is part of the normal excitation for the RTD and therefore both the temperature measurement and some of the sensor fail safe detection routines are done simultaneously In the case of a thermocouple during the temperature measurement cycle there is no open sensor test current in the thermocouple Thermocouple open circuit is detected by making a second measurement with the test current through the thermocouple This method of testing for sensor failure has the following advantages 1 In the case of thermocouples there is no steady current through the sensor during measurement and therefore accuracy is not degraded 2 During open sensor detection the test current is sufficiently high that even if there is some leakage resistance between the sensor leads an open sensor will be positively detected There are certain precautions to be observed when using this method of sensor failure detection If the lead wire resistance is too great then a false FAIL SAFE report could be generated The maximum lead wire resistance is dependent on the type of sensor being used and the maximum temperature expected to be measured The maximum lead resistance for RTD is 500 in any one lead For a thermocouple the maximum allowable resistance is 1 0000 for a non grounded junction Thermocouple and 10 for a grounded junction Thermocouple 6 2 CONFIGURATION WITH AN EXTERNAL SOURCE With an external source the basic procedure is to set the external source to the
44. ising the 20mA output by approximately 3 5 micro ampere increments with each push of the key The code 9720 confirms lowering the 20mA output by approximately 3 5 micro ampere increments with each push of the Next key After completing the trim 20 0mA pressing the Next key brings up the DisPLAY menu 5 11 Trim Display The display trim allows the display to be trimmed to a desired point The transmitter s DK 1 or DK 2 display will show its value based upon the transmitter s current settings It is often desirable to alter the display to make it agree with another instrument at a critical measurement point If this is desirable the display can be trimmed The display trim operates as a zero shift and shifts the display readings by the same amount at every point Multiple point corrections up to 22 points are available from the factory Accutech Al 1000 R2 User Manual Rev 4 Page 30 Note multiple point calibration curve is entered by the factory the DISPLAY function will not appear as a menu option in DISPLAY You can enter a single point offset to the display Be certain before making a display trim correction that you have made good electrical connections to the transmitter and the sensor In the 2 or 3 wire RTD input or thermocouple input modes it is possible to produce an error of a few degrees with a fraction of an ohm in any one of the connections Please be careful when tightening down the input connection
45. l Sate Dette Con i epe fo ts uus 33 6 2 Configuration With an External Source 2 33 6 3 For Best Measurement Accuracy 34 7 0 ACCESSORIES GS INFORMATION aiite a eerie PV EE EE ua Cte tut rece a t EE 35 9 0 9PEGIEIKGATIONS emt nona ie ears 37 IVI VARIAN DY certs 38 1 1000 R2 User Manual Rev 4 LIST OF ILLUSTRATIONS DESCRIPTION PAGE Figure 2 1 XP FG Explosion Proof Housing with PY 2 Pipe Mounting Bracket _ 2 Figure 2 2 DIN Rail Mounting Bracket s solent iunt 3 Figure 2 3 Weather Froot HOUSING tc eas 3 Figure 2 4 Output Terminal Connections x2 o p n tein a e pA d debates x e cepas pus 4 Figure 2 5 Input Terminal Connections _ nennen 5 Figure 3 1 Appearance of the Local Displays DK 1 and DK 2 8 Figure 6 1 Mechanical DIMENSIONS 39 Figure 8 2 Intrinsic Safety Approval Drawings 41 Figure 8 3 DK 1 One Line Display Configuration Flowchart esee eene 43 Figure 8 4 DK 2 Two Line Display Configuration Flowchart eene 45
46. le URV Select Sensor Failsafe Enter Next Failsafe Report Next Enter Next Trim 20mA Next Ente Next Select Language Accutech Al 1000 R2 User Manual Rev 4 Note Pressing ENTER stores new values in transmitter To escape at any point or to retain original values before pressing ENTER to accept new value disconnect power and wait 30 seconds Reconnect power amp transmitter will start up in Operate Mode Return to Operate Mode Wait 5 seconds QUESTIONS Call Accutech Customer Service 800 879 6576 T C Special 2 Wire Ohms 2 Wire Pt DIN RTD 2 Wire Pt SAMA RTD 2 Wire Special 3 Wire Ohms 3 Wire Pt DIN RTD 3 Wire Pt SAMA RTD 3 Wire Special 4 Wire Ohms 4 Wire Pt DIN RTD 4 Wire Pt SAMA RTD 4 Wire Special On Next Off 1 Enter ailsafe Low 4 Enter Failsafe High Next Enter Failsafe Off Raise mA Out lt u Press NEXT to Raise mA output in 2 uA increment Next Lower mA Out Raise mA Out 4 1 Next Lower mA Out nglish Deutsch New Figure 8 4 DK 2 Two Line Display Configuration Flowchart Page 45 Adaptive Wireless Solutions 577 Main Street Hudson MAO1749 978 875 6000
47. leftmost digit position will start blinking shown here in italics asking if the thousands position needs to be changed To change the thousands position start pressing the Next key and the leftmost digit will increment through 1 2 3 4 5 6 7 8 9 0 Stop pressing the NExr key at the desired numeral then press ENTER to accept the selection If the numeral selected before pressing ENTER was 0 then the display would change to read 0040 0 F HUNDRD and the second digit from the left will start blinking shown here in italics asking if the hundreds position needs to be changed As before to change the number in this digit position repeatedly press the Next key until the desired numeral is reached Then press ENTER to go to the next lower significant digit position Each time the Next key cycles through the ten choices for that digit position and the ENTER key enters the selected number The digit position being changed is the one that is blinking The legend on the display will change successively to read 0040 0 F TENS 0040 0 F ONES 0040 0 F TENTHS After the tenth s digit position has also been changed to the desired value the next pressing of the ENTER key returns the transmitter to the alternating display of CHANGE ZERO Since changing of the zero has just been completed press the Next key to proceed to the next menu selection CHANGE FULL SCALE 4 6 Change Full Scale 200 0 F 200 0 F 200 02 FULL SCALE
48. o be attached to any flat surface by means of two bolts or screws The transmitter is provided with 8 32 captive screws already installed 2 224 Pipe Mounting A stainless steel bracket is available for pipe mounting Use the PY 2 for mounting the XP FN or XP FG housing onto any 2 pipe Note that the XP HEAD and WP HEAD are not suitable for Pipe Mounting The housing is attached to the bracket as shown in Figure 2 1 2 3 ELECTRICAL INSTALLATION The Al 1000 R2 has two groups of terminals One terminal group is for the sensor input The second terminal group is for transmitter output The terminals labeled and are the 4 to 20mA output terminals These are normally connected to the corresponding polarity terminals of the power supply of the current loop Refer to Figure 2 4 for the arrangement of the output terminal connections Terminals labeled 1 2 3 and 4 are used in various connections to accommodate the different sensor inputs Refer to Figure 2 5 for the arrangement of the input terminal connections NOTE For Intrinsically Safe Applications please refer to the Intrinsic Safety Control Drawings included in this manual on page 2 31 Output Terminals The output terminals labeled and are generally connected to a power supply having a nominal 24 Volt DC voltage and capable of supplying 23mA for the Al 1000 R2 The and terminals of the transmitter are connected to the corresponding polarit
49. of a calibrator or any other tools the transmitter can be set up for a different sensor or the new range limits can be set much like one would set the time on a digital watch In the event that the DK 1 or DK 2 Display Keyboard are not purchased at the same time as the transmitter the one piece display design allows for easy field installation by simply plugging the DK 1 or DK 2 into the top of the transmitter 4 1 Entering the Display Mode To start the DisPLAv MODE first connect the transmitter to an appropriate DC power supply Typically 24VDC supply is connected with the side of the power supply connected to the transmitter s output terminal and side of the power supply connected to the transmitter s output terminal A series resistor in the loop is optional A sensor may be connected to the transmitter s input terminals but this is not required for setting up the transmitter With the standard factory set up and no sensor connected the DK 2 display will give the following indication 0 100 gt 0 100 gt FAIL SAFE The transmitter is alternating the words FAIL SAFE since no sensor is connected and the analog output is indicating greater than 100 loop current at 23 00mA which is the standard Failsafe report condition Please note that the display keyboards can be plugged into the transmitter while the transmitter is powered up There is no need to disconnect power before plugging the DK
50. ollowing screens DEG C These correspond to K Kelvin R Rankine C Celsius and F Fahrenheit Stopping the selection at any one of these units and then pressing ENTER will set the transmitter to the corresponding new units For the purposes of this example the units of measure can be left at DEG F by pressing ENTER Advancing the menu selection with the NExT key lets you change the zero 4 5 Change Zero The display will then alternate between the following screens to indicate that one may now change the zero or 4mA output point The numeric value seen on the upper portion of the screen is the ZERO value of the transmitter One can now change this ZERO LOWER RANGE VALUE LRV totally independent of the FULL SCALE or UPPER RANGE VALUE URV without the use of any calibrators or external sensor inputs 40 0 F 40 0 F CHANGE ZERO To change the ZERO press ENTER The display changes to read 0040 0 F PLUS indicating that the existing ZERO is set to plus 0040 00 F The question mark indicates a question asking if this value is to remain positive PLUS By repeatedly pressing the Next key the display will alternate 0040 0 F 0040 0 F MINUS PLUS Accutech Al 1000 R2 User Manual Rev 4 Page 16 After deciding whether the ZERO value LRV is to remain positive PLUS press the ENTER key In this example assume it is to remain positive The display changes to read 0040 0 F THOUSN and the
51. ory The 9013 code corresponds to a 2 wire ohm input The 9014 code corresponds to a 2 wire 100 Q DIN curve platinum RTD with an a 0 00385 The 9015 code is the 2 wire 1000 SAMA Platinum Curve known variously as the SAMA RC21 4 or SAMA PR 279 The 9016 code is reserved for a Special 2 wire RTD should one be desired Any special 2 wire RTD curve must be ordered from the factory 017 i The 9017 code is for 3 wire Ohms 9018 The 9018 code is for a 3 wire 1000 DIN curve RTD with 0 00385 This is the most commonly used RTD in industrial applications The 9019 code is the 3 wire 1000 SAMA Platinum Curve known variously as the SAMA RC21 4 or SAMA PR 279 The 9020 code for the Special 3 wire RTD input is reserved for a special RTD input should one be desired Any special 3 wire RTD curve must be ordered from the factory Accutech Al 1000 R2 User Manual Rev 4 Page 25 The 9021 code is for a 4 wire Ohm input The 9022 code is for a 4 wire 1000 DIN curve Platinum RTD with 0 00385 This sensor will give superior measurement results in most real world situations where the measured temperature is under 1 000 F The 9023 code is the 4 wire 1000 SAMA Platinum Curve known variously as the SAMA RC21 4 or SAMA PR 279 Note the 9024 code is for Special 4 wire RTD input is reserved for a special RTD input should one be desired Any special 4 wire RTD curve must be ordered from the factory The 9025 code corresponds
52. played with a floating decimal point For measured temperatures over 999 9 no decimal point will be displayed Otherwise the DK 1 will show one tenth degree increments Unlike the more capable DK 2 display the DK 1 does not show the units of measurement F or K If itis necessary to display the temperature units on the DK 1 note by hand or apply a separate label on the face of the display The DK 2 has more display capabilities With the DK 2 the top display row shows the process temperature the units of measurement F R or K and a minus sign if applicable The mid portion is an analog bar graph display showing the of range based on the ZERO and FULL SCALE setting of the transmitter When power is applied the leftmost segment of the bar graph the 096 and the 10096 become energized momentarily If the measured temperature is below what the ZERO is set to below LRV then the left arrow is energized If the measured temperature is above the FULL SCALE setting above then the right arrow becomes energized The bottom portion of the DK 2 display is capable of displaying an alphanumeric message up to 7 characters long In normal operation this row shows a label which is factory set to display Al 1000 R2 Note that this display label can be programmed at the factory to any desired message or tag up to 7 characters Note that the process temperature displayed on the DK 1 and D
53. pleted then pressing ENTER will return the transmitter to the normal operate mode Pressing the NExr key at this point will return the display to the first screen in the sequence SELECT INPUT which corresponds to the code 9000 Note again that whenever the transmitter is in the display set up mode if no activation of the keyboard occurs for approximately 272 minutes the transmitter returns to the operate mode One can also return to the operate mode at any point in the DisPLAY MoDE by removing power from the transmitter for about 10 seconds and then reapplying power Accutech Al 1000 R2 User Manual Rev 4 Page 32 6 0 APPLICATIONS INFORMATION 6 1 SENSOR FAIL SAFE DETECTION The Al 1000 R2 detects a sensor failure condition by making various measurements across its sensor input terminals As a result of these measurements the unit can detect an open thermocouple or open RTD condition In addition the Al 1000 R2 can detect if an RTD is short circuited or if any of its terminal wires 2 3 or 4 wire RTD s are open Any one of these conditions will cause a FAIL SAFE report indication In the process of performing these sensor failure checks the unit periodically passes small pulses of current through the sensor and its connecting wires The transmitter measures the resulting voltage drop One of the conditions resulting in a FAIL SAFE reporting condition is if this voltage drop exceeds 180mV In the case of an RTD the fail safe detection
54. rresponding to the selection or 3 6mA corresponding to the LO selection or to turn the function OFF HIGH OFF LOW Accutech Al 1000 R2 User Manual Rev 4 Page 18 4 9 Trim 4 0mA TRIM 4 MA This allows trimming of the 4 00mA output current Note This function is only for the purpose of adjusting the 4 00mA limit of the transmitter loop current to be exactly 4 00mA according to the plant s local standard This is NOT for the purpose of ranging the transmitter If trimming the 4 00mA limit is still desired then press ENTER The transmitter will now output a milliamp current equal to its internally set 4mA This 4mA value should be read on an external meter and compared to a local standard It is advisable to use a very good voltmeter to make these comparisons lt is very possible that the transmitter will be more accurate than a great many voltmeters In this case trimming will make the transmitter less accurate rather than more accurate Once trimming the 4 00mA value has been selected the display will alternate as follows By pressing the Next key the display then alternates LOWER MA OUT When it is decided whether to raise or lower the output current then press ENTER and the display changes to one of the following depending on whether the raise or lower function has been selected Now every time the Next key is pressed the display blinks and the 4 0mA output limit decr
55. s These can be easily broken if alot of torque is applied The idea is to make a good electrical connection without breaking the connections The display trim allows you to enter an offset correction For example suppose that the display reads 530 F at a time when an external device that you want to agree with reads 525 F You would then want to enter a 5 F offset in the display trim This is done exactly the same way as setting the zero and full scale values Pressing the Next key at this point advances the menus and the display will now read The 9800 code corresponds to the display trim 9800 One can set the display trim offset by pressing the ENTER key The display changes to 9801 The 9801 code indicates that a plus number is selected for the display offset By repeatedly pressing the Next key the display will alternate 9801 9802 the 9802 code corresponds to a negative number to be selected for the display trim point After deciding whether the display trim value is to remain positive PLUS or negative MINUS press the ENTER key In this example assume it is to be a negative offset The display changes to and the leftmost digit position will start blinking shown here in italics asking if the hundreds position needs to be changed To change the hundreds position start pressing the Next key and the leftmost digit will increment through 1 234567890 Stop pressing the Next key at the desired numeral then press ENTER to acc
56. s or by connecting a high impedance voltmeter across the optional 250 ohm resistor Now turn on the power supply In about 5 seconds the Al 1000 R2 loop current will settle to its normal value in the range of 4 to 20mA unless the input terminals are open in which case the output current will be 23 00mA Note that for Type J thermocouple if 4mA 40 F and 20mA 200 F each additional 10 F increases the current by 1 0mA 3 13 Operation With a Display If the transmitter was ordered with either display option it will have a small local LCD display module with two integral buttons plugged in to the top of the unit Either display option can be ordered already installed on the Al 1000 R2 transmitter Alternately either display can be ordered and field installed at any time Having the display option as part of the transmitter does not affect its operation in the analog mode and the description of the previous section applies However the display option does provide some very useful local indication of the measured temperature and other diagnostic functions Figure 3 1 indicates the arrangement of the display screen Accutech Al 1000 R2 User Manual Rev 4 Page 7 Figure 3 1 Appearance of the Local Displays DK 2 and DK 1 In operation the DK 1 and DK 2 displays both give the process temperature The DK 2 provides some additional information The DK 1 displays the process temperature and a minus sign if applicable The temperature is dis
57. to a millivolt input The 9026 code corresponds to an input known as the HHTONLY This is reserved for a Hand Held set up at the factory only At this point the menus recycle to the top and begin with the first sensor input The 9001 code corresponds to a B type thermocouple The 9002 code corresponds to a C type thermocouple The 9003 code corresponds to an E type thermocouple You can stop at any one of the thermocouple RTD or mV selections by pressing the ENTER key This action changes the transmitter mode to that sensor If no sensor change is desired then without sequencing through the various sensor options but just pressing the ENTER key will allow one to confirm the sensor selection and leave it unchanged Assume that the sensor is left as T C J After pressing ENTER the display will return to the main menu entry of SELECT INPUT Pressing the Next key then takes the transmitter to the next main menu selection Accutech Al 1000 R2 User Manual Rev 4 Page 26 5 4 Select Units If the selected sensor is a thermocouple RTD the next menu entry is SELECT UNITS You will not see this selection if an ohms or mV input selection is made The code 9100 corresponds to the SELEcT UNITs entry the main menu Pressing the ENTER key takes you to this section of the menu This screen indicates that the transmitter is currently set to degrees F Pressing the key the display will sequence through the following screens
58. ts blinking digit Enter ENTER sets digit 9202 Minus Zero LRV Next 9301 Plus 3 Next 9302 Minus 9300 Change Full Scale URV Next 9400 Select Sensor Failsafe 9401 4 Enter Next Enter 9402 Off gt Next 9501 Failsafe Low m 9502 Failsafe High Next 9503 Failsafe Off gt 9500 Failsafe Report Next 9610 Press NEXT to Raise mA output IN 9601 Raise 2 uA increments 2 9620 Press NEXT to Lower mA output i 9602 Lower ress Lower MA output in Trim 4mA 2 UA increments Next 9710 Press NEXT to Raise mA output IN 9701 Raise 2 uA increments 9700 Next 1 Trim 20mA 9702 Lower 9720 Press NEXT to Lower mA output in 2 uA increments 9801 Plus Set blinking digit Enter Next Enter NEXT increments blinking digit Enter 9802 Minus ENTER sets digit 9800 Trim Display Figure 8 3 DK 1 One Line Display Configuration Flowchart Accutech Al 1000 R2 User Manual Rev 4 Page 43 ACCUTECH 1000 R2 1500 Configuration Flowchart DK 2 Two Line Display Keypad Operate Mode Next Return to Operate Mode Select Input Select Units Skipped if Ohms or mV input Zero LRV Change Full Sca
59. tween the temperature of the simulator and the transmitter terminals With some thermocouple types this error could be amplified 5 to 10 fold resulting in large measurement errors Use caution so as not to introduce these possible errors 6 3 FOR BEST MEASUREMENT ACCURACY The Al 1000 R2 transmitter is a stable instrument precision calibrated at the factory for any measurement range the user may select However the automatic cold junction compensation requires certain precautions to obtain best accuracy when used with a thermocouple sensor Please see Accutech technical applications Tech Note 207A for additional information The cold junction compensation operates by attempting to measure accurately the temperature of the thermocouple terminals on top of the instrument If these terminals are exposed to thermal radiation or convection the cold junction compensation will introduce an error With certain types of thermocouples and temperature measurement ranges the sensitivity of the cold junction is greater than the sensitivity of the measurement couple Under those conditions a one degree error in the cold junction temperature that the transmitter senses can result in a greater than one degree temperature measurement error See Accutech Tech Note 203A For best measurement accuracy with thermocouple sensors it is advisable to shield the top terminals by placing the transmitter into a housing or enclosure such as the model XP FN XP FG XP HEA
60. will repair replace or recalibrate free of charge any Product or Products found and determined to be defective by the Seller if returned to the Seller per the procedure below within two years of its original purchase To claim a repair or replacement under this warranty a Return Material Authorization RMA number must be obtained from Adaptive Instruments LLC or its operating division Accutech and the Product returned postpaid to the Seller Final warranty defect determination and determination of the cost if any to repair or replace will be made by the Seller upon examination of the returned Product Returned units may be subject to an evaluation or recalibration charge as listed in the Seller s price list Defects arising from negligence misuse improper installation accident modification or alteration of this Product or Products are not warranted nor are Products that have been opened for on site or field inspection or repair LIABILITY OF THE SELLER Liability of the Seller is limited to repair or replacement of the Product or Products as outlined above Purchaser assumes full responsibility for determining that the Product or Products purchased will meet the Purchaser s requirements or those of the Purchaser s customers Purchaser agrees to indemnify defend and hold the Seller harmless from any liability loss or damage whatsoever caused or alleged to be caused directly or indirectly by the Product or Products including
61. y terminals of the power supply NEGATIVE POSITIVE Figure 2 4 Output Terminal Connections A load resistor typically 250 ohms may be connected in series with either terminal of the transmitter For Digital communications 250 ohms must be connected in the loop The maximum series resistance in the circuit including wiring lead resistance can be calculated using the formula Vs 12 Max Series Resistance Rs Supply Voltage Vs RS 1300 ohms 42 0 Volts 0 023 520 ohms 24 0 Volts 417 ohms 21 6 Volts The following chart gives maximum series resistance 250 ohms 18 0 Volts 12 0 Volts Al 1000 R2 User Manual Rev 4 Page 4 2 32 Input Terminals See Figure 2 5 for sensor input connections Be certain to include the proper jumpers for thermocouple sensors and for two or three wire RTD inputs Any sensor other than the four wire RTD requires at least one external jumper A jumper is supplied with the unit and is attached to terminals 3 and 4 Jumper 2 3 amp 4 Wire 3d MM VLL o T C mV Figure 2 5 Input Terminal Connections 2 321 Millivolt and Thermocouple Input Apply signal to terminals 1 and 2 Terminal 1 is the negative and Terminal 2 is the positive Terminals 3 and 4 must be jumpered together for proper operation as well as to prevent any build up of electrostatic charge on these terminals which could affect the transmitt

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