totalizer-transmitter indicator-totalizer transmitter
Contents
1. TR15 TR16 PULSE OUTPUT NOTE SHIELD TO GROUND 4 20 mA e OPTIONAL WIRING DIAGRAM FOR TR15 16 TO IN48 FOR RECORDERS SOLD AFTER 5 93 FROM TRANSMITTER RECEIVING POWER FROM RECORDER J11 PLUG J2 PLUG TRANSMITTER POWER 24 VDC JUMPER NOTE Terminal screws must be tight to insure a good connection Shield to ground TR15 TR16 PULSE OUTPUT 4 20 mA OPTIONAL 30119 33 Rev 1 7 07 06 MODEL TR15 and TR16 TRANSMITTER SOLID STATE CONSTRUCTION CURRENT OUTPUT PULSE RATE OUTPUT TWO 2 WIRE CIRCUITS 2 WIRE CIRCUIT CONNECTION STANDARD TRANSMITTER SUPPLIED WITHOUT PULSE OUTPUT AVAILABLE SEPARATELY Waren PECIALTIES PROPELLER METER MODEL IN36 1 POWER SUPPLY 24V DCH00mA 115 VAC REGULATED INPUT OUTPUT 115 VAC 60 Hz CURRENT OUTPUT 4 20 mA SOURCING TYPE OUTPUT SCHEMATIC SHIELD Ill SHIELD TO GROUND NOTE MAXIMUM CURRENT CONSUMPTION OF TRANSMITTER IS 20 mA 4 WIRE CIRCUIT CONNECTION WITH PULSE OUTPUT AVAILABLE SEPARATELY WATER PECIALTIES PROPELLER METER MODEL IN36 1 POWER SUPPLV 24V DCA100mA 115 VAC REGULATED INPUT OUTPUT 115 VAC 60 Hz CURRENT OUTPUT 4 20 mA SOURCING TYPE Power Power suppl Maximum P2 PULSE OUTPUT Supply voltage resistance of P4 for loop instruments in loop li SHIELD TO GROUND NOTES Maximum current consumption of transmitter is 20 mA Units which are provided with only 2 output wires may be rewired fo2. 110 VAC 60 HZ supply voltage at the instrument 24 VDC TO INSTRUMENT IN62 TERMINAL STRIP TESTING TRANSMITTER OUTPUT AND POWER SUPPLY VOLTAGE TR15 TR16 TRANSMITTER 4 20 mA OUTPUT WIRED TO A MODEL IN60 NOTE Connections for measuring the amount of current flowing in the 4 20 mA loop 4 20 mA There should be 4 0 mA with no LL MMETER water flowing through meter and 20 0 mA at full scale Connect ammeter in series with circuit TR15 TR16 CIRCUIT CARD TERMINAL STRIP rg NOTE Connections for checking power supply TERMINAL STRIP voltage for the transmitter 24 VDC connect voltmeter in parallel with circuit 110 VAC 60 HZ TO INSTRUMENT 30119 33 Rev 1 7 07 06 PROCEDURES FOR CHECKING INOPERATIVE INSTRUMENT SYSTEMS HAVING A TRANSMITTER WITH 4 20 mA TESTING TRANSMITTER OUTPUT AND POWER SUPPLY VOLTAGE TR15 TR16 TRANSMITTER 4 20 mA OUTPUT WIRED TO A MODEL IN41 10 CHART RECORDER IN36 1 24 V POWER SUPPLY TRANS INST 115 AC GND LI L2 E NOTE Connections for GREEN 115 VAC MAIN PCB PEN 1 TB 2 WHITE BLACK checking transmitter GRAV power supplv voltage ORANGE 24 VDC Connect voltmeter in parallel with circuit NOTE Shield on transmitter cable can be connected to the ground screw on the IN36 1 TR15 TR16 CIRCUIT CARD TE
3. and a soft brush Under no circumstances should the entire unit be immersed in the soap or should any metal object be used when cleaning and inspecting the internal parts of the indicator totalizer unit 5 GEARS within the indicator totalizer unit 5 should be inspected carefully If any excessive wear is visible on the gear teeth and other wear points the unit must be returned to McCrometer for repair INSPECTION of all internal parts that may be replaced in the field has been accomplished at this point Should any of the parts upon inspection appear to be damaged or exces sively worn they must be replaced to assure proper opera tion and prevent further damage REASSEMBLY is necessary at this point Before reassem bling make certain that the unit is cleaned of any dust or dirt Cost for replacement parts not covered by warranty are available from current parts and price list If it is deter mined that the unit should be returned for repair please notify McCrometer prior to shipment Each unit must be properly packaged to prevent damage to the unit in ship ment 1 TOTALIZER DRIVE MAGNET ASSEMBLY 9 should be checked again to make certain it is properly set to drive the totalizer 74 See step VII 4 2 TOTALIZER BASE CUP 5 can be placed back in the totalizer bonnet 1 on the totalizer assembly 4 after the desiccant capsule and the base cup o ring 76 are re placed and the new o ring 6 has been covered w
4. are beyond the Warranty period at the manufacturer s option and expense without obligation to renew the expired Warranty on the components or on the entire unit Due to the rapid advance ment of meter design technology McCrometer reserves the right to make improvements in design and material without prior notice to the trade All sales and all agreements in relation to sales shall be deemed made at the manufacturer s place of business in Hemet California and any dispute arising from any sale or agreement shall be interpreted under the laws of the State of California Copyright 2006 McCrometer All written material should not be changed or altered without permission of McCrometer The published technical data and instructions is subject to change without notice Contact your McCrometer representative for current technical data and instructions t For Indicator Totalizers Only MODEL TR15 TOTALIZER TRANSMITTER MODEL TR16 INDICATOR TOTALIZER TRANSMITTER INDEX DESCRIPTION SPECIFICATIONS UNPACKING INSTALLATION 1 Remove Clean Meter Head Totalizer Drive Magnet Indicator Drive Gear Transmitter Drive Gear Vertical Shaft Replacement Vertical Shaft Adapter Plate 9 Transmitter Drive Clevis 10 Transmitter Base O Ring 11 Position of Transmitter 12 Transmitter Wiring SERVICE MANUAL WORKING AREA TOTALIZER ASSEMBLY 1 Bonnet Mounting Screws 2 Totalizer 3 Totalizer Change Gears 4 Totalizer Dri
5. direct sunlight or other high energy light source re place the circuit card 12 If the loop current is within a satisfactory range 3 00 mA 23 00 mA and varies with a varying flow rate but is not within accuracy at any given flow then all that is needed is calibration The 4 20 mA loop current should only be adjusted as described under BENCH CALIBRATION D BENCH CALIBRATION can be accomplished using the following equipment Power supply well regulated 10 30 24V STD Multimeter must be better than 0 5 accuracy on 0 20 mA range Model CN09 use test gears required for transmitter gearing 1 Mount the transmitter on the CNO9 calibration unit 2 Hool up the circuit as shown on the bench calibration wiring diagram 3 Adjust the zero potentiometer so that the multimeter reads 4 00 02 mA 4 Set CNO9 to 7590 adjust the span potentiometer to 16 00 mA 02 mA 5 Check the output at the 25 8 00 mA and 50 12 00 mA settings on the CNO9 to verify circuit linearity 6 Reinstall the transmitter onto the meter after calibration is complete 11 REPLACING PRINTED CIRCUIT CARD 12 can be accomplished in the following way Turn the power for the transmitter off at the instrument Disconnect the communi cation wires from the terminal strip on the circuit card 712 Remove the three circuit card mounting screws 15 and washers 16 Lift the circuit card 12 out of the trans mitter base If your transmitte
6. mA terminals at the transmitter card It should be at the maximum power supply level 1 0 VDC If there is no voltage present then check the loop voltage at its source If there is voltage at the voltage source then there is an opening in the loop If there is no voltage at the power supply disconnect loop and check supply by itself If the voltage level is still O VDC or very low lt 10 VDC replace power supply B If the level of current is greater than 20 mA there are two possibilities The card may be starting to fail but unless there has been some major damage done to the card physical impact or voltage levels above 50 VDC ap plied it should not exceed 25 00 mA High loop current can also be caused by a short in the transmitter hookup cable A zero ohm short will cause power supply fuse to blow However it is possible to have a shunt of about 0 50 to 100 connecting transmission lines which will cause excessive loop current with transmitter in the system from 70 0 350 mA or more but when the P C 30119 33 Rev 1 7 07 06 board is tested separately it works fine These shorts are difficult to find They can be caused by incorrect wiring installation or damage to present wiring Damage can be caused by physical contact back hoe etc or from environ mental effects water in the raceways C If transmitter output remains at 4 0 mA even when the actuator cup 723 is rotating and the transmitter is away from
7. 30119 33 Rev 1 7 07 06 ATER PECIALTIES PROPELLER METER TOTALIZER TRANSMITTER MODEL TR15 INDICATOR TOTALIZER TRANSMITTER MODEL TR16 OPERATION AND MAINTENANCE MANUAL PARTS LIST ATURING PIC CARD MOUNTED OPTIC SWITCH SOLID STATE CONSTRUCTION CURRENT OUTPUT SIGNAL CUB TYPE ACTUATOR SEALED HOUSING OUTPUT SIGNAL CUP TYPE ACTUATOR SEALED HOUSING McCROMETER 3255 WEST STETSON AVENUE HEMET CALIFORNIA 92545 U S A PHONE 951 652 6811 FAX 951 652 3078 VISIT OUR WEBSITE WWW mccrome ter com 30119 33 Rev 1 7 07 06 WARRANTY This Warranty shall apply to and be limited to the original purchaser consumer of any McCrometer product Meters or instruments defective because of faulty material or workmanship will be repaired or replaced at the option of McCrometer free of charge FOB the factory in Hemet California within a period of one 1 year from the date of delivery Repairs or modifications by others than McCrometer or their authorized representatives shall render this Warranty null and void in the event that factory examination reveals that such repair or modification was detrimental to the meter or instrument Any deviations from the factory calibration require notification in writing to McCrometer of such recalibrations or this Warranty shall be voided In case of a claim under this Warranty the claimant is instructed to contact McCrometer 3255 W Stetson Ave Hemet California 92545 and to prov
8. 551 38 3 1701 4 1 1607 6 MODEL TR16 PARTS LIST Description Indicator Totalizer Bonnet Assembly Indicator Totalizer Bonnet Lid with Pin Screw Bonnet Mounting Screw Bonnet Mounting O ring O ring Bonnet Indicator Totalizer Mechanism Including Dial Specified and Gears Dial as specified Indicator Hand Test Hand Screw Indicator Totalizer Mounting Shakeproof Washer A Gear Assembly Specify of teeth A Gear Assembly Specify of teeth B Gear Assembly Specify of teeth Transmitter Base Sub Assembly TR16 mA Pulse Rate Card Screw Card Mounting Transmitter Gear Train Assembly Items 19 33 Transmitter Top Plate Screw Bottom Plate Mounting Actuator Transmitter Cup 4 slot Actuator Transmitter Cup 8 slot Screw Top Plate Mounting Actuator Cup Shaft Idler Shaft Driven Clevis Shaft Transmitter Drive Gear Assembly Thrust Washer Thrust Bearing Transmitter Idler Gear Assembly Specify of Teeth Transmitter Bottom Plate Drive Clevis Drive Clevis Coupling Screw Transmitter Base Mounting O ring Transmitter Base Cable Assembly Desiccant Bag CONSULT FACTORY TO COMPLETE PART NUMBER CONSULT FACTORY FOR PRICES 30119 33 Rev 1 7 07 06 INDICATOR TOTALIZER TRANSMITTER MODEL TR16 30119 33 Rev 1 7 07 06 ATER PECIALTIES PROPELLER METER REPAIR RECORD SERIAL NUMBER PURCHASE DATE SPECIFICATIONS INDEX
9. ALIZER service procedure should be prac ticed yearly and should include removal cleaning and in spection of the unit noting any excessive wear on the gears and other wear points that may lead to operational prob lems in the unit 30119 33 Rev 1 7 07 06 t1 BONNET MOUNTING SCREWS 2 located beneath the indicator totalizer bonnet lid should be removed and the entire bonnet 71 lifted off of the transmitter Replace the o ring seals around each of the four screws 3 and at the bottom of the bonnet 4 and cover each of the new o rings with a thin coat of silicone grease 12 INDICATOR MOUNTING SCREWS 6 and shake proof washers 7 holding the indicator totalizer unit 5 to the transmitter base 710 should be removed and the unit lifted off exposing the A drive gear 78 attached to the top of the driven clevis shaft 28 t3 METER CHANGE GEARS 8 amp 9 should be in spected for any sign of wear The A drive gear 8 is attached to the top of the driven clevis shaft 28 and the B driven gear 9 is attached to the bottom of the indica tor 5 The position of the A drive gear should be checked and adjusted if necessary to position the top face of the gear 1 8 inch below the top surface of the transmitter base 10 The position of the B driven gear top face should be 1 8 inch below the bottom of the indicator totalizer t4 INDICATOR TOTALIZER unit 5 should be cleaned thoroughly using a mild soap
10. BLESHOOTING the transmitter is necessary if it is apparent that the instrument being controlled by the trans mitter is not receiving a proper signal from the transmitter and or the totalizer or indicator totalizer is not functioning Before beginning it is important to be sure that the prob lem is with the transmitter therefore the following checks should be made 1 Check to be sure that water is flowing through the meter at flows above the minimum flow rate for the given size meter 2 Check the instrument to be sure it has the required power being supplied to it 3 Check the junction box to be sure the communication lines from the transmitter to the instrument are making good contact and that the transmitter is wired properly to the instrument 1 THE TROUBLESHOOTING GUIDE is provided to help isolate any problem that may occur with the transmitter Follow the instructions and test procedures listed for each problem A f the meter totalizer or indicator totalizer does not work but the remote instrument does operate receiv ing the proper signal then see section VI VII 1 thru 4 IX and X 1 thru 3 for checking the totalizer or section VI VIII 1 thru 5 IX and X 4 thru 6 for checking the indicator totalizer t For Indicator Totalizers Only B f the meter totalizer or indicator totalizer does work but the remote instrument does not operate not re ceiving proper signal then use troubleshooting procedures 2 thru 4 a
11. ODOMETER READING METER SIZE amp MODEL NO INDICATOR DIAL GEARING NOTES REPAIR METER LOCATION COMMENTS
12. RMINAL STRIP BLACK O PULSE OUTPUT OPTIONAL AMMETER NOTE Connections for measuring the amount of current flowing in the 4 20 mA loop There should be 4 0 mA with no water flowing through meter and 20 0 mA at full scale Connect ammeter in series with circuit TESTING TRANSMITTER OUTPUT AND POWER SUPPLY VOLTAGE TR15 TR16 TRANSMITTER 4 20 mA OUTPUT WIRED TO A MODEL IN48 10 CHART RECORDER SOLD BEFORE 5 93 TRANSMITTER POWER 24 VDC JUMPER NOTE Connections for checking transmitter power supply voltage 24 VDC Connect voltmeter in parallel with circuit 4 20 mA INPUT IN48 TERMINAL STRIP 250 OHM RESISTOR 4 20 mA AMMETER EE NOTE Connections for measuring the amount of current flowing in the 4 20 mA loop There should be 4 0 mA with no water flowing through meter and 20 0 mA at full scale Connect ammeter in series with circuit If there is no current in the loop and the power supply voltage is there then the problem is possibly in the communication lines or the transmitter circuit board TR15 TR16 CIRCUIT CARD TERMINAL STRIP 30119 33 Rev 1 7 07 06 WIRING DIAGRAM FOR TR15 16 TO IN41 TR15 TR16 TRANSMITTER 4 20 mA OUTPUT WIRED TO A MODEL IN41 10 CHART RECORDER IN36 1 POWER SUPPLY RECORDER MAIN PCB OUTPUT INPUT 24 VDC 115 VAC T T 115 VAC WHITE BLACK GRAY ORANGE
13. TER HEAD of all dirt glue gaskets and other foreign material 3 TOTALIZER DRIVE MAGNET must be removed from the vertical shaft tip of meters equipped with a totalizer so that the transmitter drive clevis 735 can be installed on the vertical shaft tip The totalizer drive magnet can be removed by loosening the set screw in the side of the mag net hub and sliding the assembly off the vertical shaft 4 INDICATOR DRIVE GEAR must be removed from the vertical shaft tip of meters equipped with indicator totaliz ers so that the transmitter drive clevis 735 can be installed on the vertical shaft tip The indicator drive gear can he removed by loosening the set screw in the side of the gear hub and sliding the assembly off the vertical shaft 5 TRANSMITTER DRIVE GEAR must be removed from the vertical shaft of meters equipped with an old style McCrometer Model TRO1 or TROG The transmitter drive gear can be removed by loosening the set screw in the side of the gear hub and sliding the assembly off the vertical shaft 6 VERTICAL SHAFT assembly must be removed from the meters equipped with an old style McCrometer CN06 indicator TRO1 or TROG transmitter 100 dia vertical shaft tip and replaced with a vertical shaft that has a 3 16 diameter tip Vertical shaft removal can be accomplished by removing the two vertical shaft collar bearing mounting screws in the meter head and pulling the vertical shaft di rectly out of the top of the met
14. acy of current output can be in creased but will cause a slower response Pulse output plus or minus 2 096 of actual flow within the range specified for each meter size 140 F Maximum Consult fac tory for special construction for higher temperatures POWER SUPPLY 24 VDC as supplied by our power supply Model IN36 1 wired in series with mA output and instru ment The mA output must be powered in order to use the pulse output Note Maximum current consumption of transmitter is 4 20 mA 30119 33 OPTIONAL EQUIPMENT Rev 1 7 07 06 FLOW RANGE Acceptable for each transmitter unit is the same as that for the meter to which the unit mounts MATERIALS Used in construction are chosen for their durability and immunity to the corrosive effects of atmospheric moisture and the liquids measured by the meter assembly OUTPUT SIGNAL Current signal 4 20 mA sourcing type with loop impedance of 17502 to 10752 true two wire with ex ternal power supply Pulse rate two wire scaled pulse rate output Customer specified pulse rate 600 PPM max The maximum recommended distance for pulse output transmission is 5000 feet Pulse Output Ratings Maximums are for signals be tween P2 and P1 Voltage 18 VDC Current 60 mA DC Power dissipation 100 mW Note Unit utilizes an open collec tor transistor output 35 VDC re verse voltage polarity protection SHIPPING WEIGHT pounds Includes non reversing ratchet spe cial out
15. ber 1558 3 must be attached to the top of the meter head on the old style McCrometer LP21 3 hole bolt circle and all ML45 47 and 49 meters The adapter plate can be secured to the meter head by three mounting screws part number 1116 8 12 after the gasket has been cen tered on the head Throughout the rest of the instruction manual the top of the adapter ring will be referred to as the top of the meter head 9 TRANSMITTER DRIVE CLEVIS 35 must now be installed on the meter vertical shaft Place the drive clevis 35 on the vertical shaft with the forked end up Position the drive clevis so that the top of the clevis is 1 8 below the top surface of the meter head on non reversing models the entire ratchet assembly should be placed on the vertical shaft and the measurement taken from the top of the forked portion Place the plastic drive clevis coupling 736 on top of the drive clevis 35 with the forked portion of the drive clevis fully engaged in the slot in the clevis coupling 736 and the larger diameter hole in the coupling 36 facing up 10 TRANSMITTER BASE O RING 38 should be cov ered with a thin coat of silicone grease and placed in the o ring groove in the bottom of the transmitter base 11 11 POSITION OF TRANSMITTER on top of the meter head can be made in one of four directions for the easiest possible reading Normally the units are attached so that they can be read when looking upstream Be sure the dr
16. clevis shaft 28 is turning If the actuator 23 does not turn when the driven clevis shaft 28 turns then the transmitter gear train is damaged and must be returned to the factory for repair see section XIII for return of transmitter to factory If the actuator cam 23 is turning then the communication lines 39 and printed circuit card 12 should be checked 9 TRANSMITTER COMMUNICATION LINES 39 should be checked to determine the current level flowing in the loop The method of measurement is to insert a multi meter into the 4 20 mA loop by disconnecting one of the mA signal wires clipping one side of meter to disconnected wire and connect other end of multimeter to the lug or post from which the wire was removed mA wires are red and green If no water is flowing through the meter the current level should be 4 0 mA The purpose of the 4 0 mA at no flow is to insure that the loop is complete If there is 4 0 mA in the loop when no water is flowing then the loop is intact If water is flowing through the meter the current level should be between 4 20 mA depending on flow 10 PRINTED CIRCUIT CARD 12 should be checked to be sure it is functioning properly The circuit card 712 may be checked as follows WARNING COVER TOP OF TRANSMITTER SO BRIGHT LIGHT OR SUNLIGHT DOES NOT INTERFERE WITH NORMAL OPERATION PRINCIPLES OF OPTIC SWITCH A f the current level in the loop is 0 0 mA check the voltage between the
17. done in Section XIV 7 4 E and the instrument checks out per Section XIV 1 and 2 then the trouble is probably the communication line 5 COMMUNICATION PROBLEMS can be so complex it is usually recommended the instrument contractor or electri cal contractor be informed that our transmitters and indica tors prove to be good units and the trouble could be else where Sometimes it is necessary to lay another line from the transmitter to instrument above ground to help prove the lines are at fault prior to pulling and replacing existing line Communications lines should be kept from tangling up in high voltage lines inside the panel or wiring cabinet Com munication lines should be shielded cable and not run in same conduit as power lines Sometimes the 115 VAC line used for the instrument can be causing the trouble It is suggested the plug from the instrument be temporarily trans ferred to another AC outlet which is on another circuit It has been found a fluorescent light circuit tied in with the instrument power source or faulty parking lot vapor lights can effect the instruments if AC wiring is done incorrectly to give a noisy AC circuit 30119 33 Rev 1 7 07 06 BENCH CALIBRATION WIRING 6 SEPARATION OF SIGNAL AND POWER wiring in separate conduits is the traditional precaution however other measures must be taken to minimize the effects of electro magnetic interference EMI and radio frequency interfer ence RFI on the op
18. einstalled on the transmitter base see section X 1 thru 3 for totalizer and section X 4 thru 6 for indicator 1 BEFORE RETURNING TRANSMITTER TO FACTORY please notify McCrometer prior to shipment Each unit must be properly packaged to prevent damage to the product during shipment Should any of the unit s parts upon in spection appear to be damaged or excessively worn they must be replaced to assure proper operation and prevent further damage Cost for replacement parts not covered by warranty are available from current parts and price lists Should the unit require further inspection it must be reas sembled and returned to the factory PROCEDURES FOR CHECKING OUT INOPERATIVE IN STRUMENT SYSTEMS NOTE The 4 20 mA loop must be powered if the pulse output is used All instruments are factory tested with the transmitter that will be operating it When an instrument doesn t operate and it is connected to its proper transmitter certain proce dures need to be followed to determine where and what the problem is Most troubleshooting procedures are part of each instrument and transmitter service manual but these suggestions may help 1 CHECK ALL INSTRUMENTS AND TRANSMITTERS for obvious visual damage 2 CHECK YOUR INSTRUMENT to be sure it is operat ing properly by following the instrument service manual Check to be sure your instrument is operating correctly when a simulated signal is put into it WARNING Circuit to t
19. er Remove the vertical shaft collar and bearing assembly from the vertical shaft by loosening the set screw in the side of the collar and sliding the assembly off the vertical shaft 7 REPLACEMENT VERTICAL SHAFT for meters with old style McCrometer models 06 indicators TRO1 or TROG transmitters should be inspected to be sure it is not bent or damaged Install the vertical shaft collar and bearing as sembly on the new 3 16 diameter tip vertical shaft but do not tighten the collar bearing set screw yet Insert the vertical shaft assembly plastic tip first into the meter head and rotate the shaft gently until it is engaged in the driven miter gear shaft of the miter gear frame assembly Set the collar and bearing assembly into the hole in the meter head and replace and secure the two screws that hold the collar bearing in place Do not over tighten the screws or the bearing can cock and cause drag Turn the vertical shaft to check for bind or drag Note If the meter is in a pipeline full of water then a slight drag will be created by the propeller moving through the water Should any bind or drag be apparent it can usually be corrected by adjusting the vertical shaft assembly Slide the vertical shaft down until it rests against the driven miter gear shaft then lift the vertical shaft up about 1 64 inch Tighten the set screw in the side of the collar bearing assembly 8 ADAPTER PLATE part number A 2 4108 and gasket part num
20. eration of the instrument Otherwise if high level short duration noise spikes are permitted to en POWER SUPPLY ter the digital equipment the noise can be transferred into the systems logic networks and can be misinterpreted as signal data resulting in erroneous system operation and other unpredictable responses Potential noise sources Relay coils solenoids AC power wires current carrying cables or radio frequency transmissions NOTES TR15 16 BOARD MULTIMETER 2 WIRE CIRCUIT CONNECTION CUSTOMER SUPPLIED POWER SOURCE STANDARD TRANSMITTER SUPPLIED WITHOUT PULSE OUTPUT CUSTOMER SUPPLIED POWER SUPPLY gt 12VDC TR15 16 BOARD INSTRUMENT 4 20 mA INPUT 30119 33 Rev 1 7 07 06 PROCEDURES FOR CHECKING INOPERATIVE INSTRUMENT SYSTEMS WITH mA AND PULSE OUTPUT TRANSMITTERS TESTING TRANSMITTER PULSE OUTPUT AND INSTRUMENT POWER SUPPLY TR15 TR16 TRANSMITTER 150 PPM AND 600 PPM PULSE OUTPUT WIRED TO A MODEL IN62 BLACK INPUT RESET INPUT GROUND DC ONES C C 12 VOLT OUT DC POWER IN BLACK VOLT WHITE METER ISOLATE 12V avoc ISOLATE 12V NOTE Connections for checking pulse output at transmitter A C IN Black and white wires must be A C IN disconnected from transmitter terminal strip for this test Power must be removed from instrument before disconnect ing wires TR15 TR16 CIRCUIT CARD TERMINAL STRIP i NOTE Connections for checking power
21. ide an identification or description of the meter or instrument the date of delivery and the nature of the problem The Warranty provided above is the only Warranty made by McCrometer with respect to its products or any parts thereof and is made expressly in lieu of any other warranties by course of dealing usages of trade or otherwise expressed or implied including but not limited to any implied warranties of fitness for any particular purpose or of merchantability under the uniform commercial code It is agreed this Warranty is in lieu of and buyer hereby waives all other warran ties guarantees or liabilities arising by law or otherwise Seller shall not incur any other obliga tions or liabilities or be liable to buyer or any customer of buyer for any anticipated or lost profits incidental or consequential damages or any other losses or expenses incurred by reason of the purchase installation repair use or misuse by buyer or third parties of its products including any parts repaired or replaced and seller does not authorize any person to assume for seller any other liability in connection with the products or parts thereof This Warranty cannot be extended altered or varied except by a written instrument signed by seller and buyer This Warranty gives you specific legal rights and you may also have other rights which vary from state to state McCrometer reserves the right to make improvements and repairs on product components which
22. ith a thick coat of silicone grease Be sure o ring 76 is on base t For Indicator Totalizers Only cup 5 properly When reinstalling the cup 5 put two drops of super glue on the inside edge of the bonnet 180 apart and push cup firmly into the bonnet and hold for 30 seconds 3 BONNET ASSEMBLY 1 should be cleaned and re placed on the transmitter 10 Bonnet o ring 2 should be replaced and the new o ring 72 covered with a thin coat of silicone grease Secure four screws 3 t4 CHANGE GEARS 8 amp 9 should be checked again to make certain they are in proper alignment see section VIN 3 The gear teeth should be lubricated with a light grease to assure longer life t5 INDICATOR TOTALIZER mechanism 5 should be placed on the transmitter base 710 with the mounting screws and shakeproof washers 76 amp 77 Do not tighten mounting screws 6 until the gear mesh has been properly adjusted To adjust gear mesh slide the indicator totalizer mechanism 5 towards the A drive gear 8 until the unit stops because of full gear mesh Now back off the indica tor totalizer mechanism 1 64 inch and tighten mounting screws 76 t6 BONNET ASSEMBLY 71 should be cleaned and re placed over the indicator totalizer unit 5 after replacing the desiccant bag Secure four screws 72 beneath the bonnet lid Do not over tighten the mounting screws 72 as this will result in damage to the screw o rings 3 TROU
23. ive clevis 35 is in proper alignment and makes a positive engagement with the clevis coupling 36 Set the trans mitter on the meter head and position the driven clevis shaft 28 so that the slot in the clevis coupling 36 is properly engaged with the cross pin in the driven clevis shaft 28 Secure the four mounting screws 37 12 TRANSMITTER WIRING can be accomplished by fol lowing the applicable wiring diagram on pages 13 and 14 t For Indicator Totalizers Only 30119 33 Rev 1 7 07 06 TRANSMITTER OPERATION AND MAINTENANCE MANUAL MCCROMETER products have been carefully designed to be as maintenance free as possible Periodic preventive maintenance however is highly recommended and should be practiced according to schedule to assure continuous ac curacy and trouble free performance of your transmitter The maintenance and inspection procedure can also be used as a guide to locating a problem in the unit that may be the cause of abnormal operation WORKING AREA chosen for cleaning and inspection of the internal components should be clean to reduce the chance of dust or dirt particles being introduced into the transmitter mechanism TOTALIZER ASSEMBLY 4 service procedure should in clude cleaning and inspection of the unit noting any exces sive wear on the change gears 7 amp 8 that may lead to operational problems in the unit 1 BONNET MOUNTING SCREWS 3 should be re moved and the entire bonne
24. nd 78 thru 11 C If the meter totalizer or indicator totalizer and re mote instrument do not operate then use troubleshooting procedures 2 thru 11 2 WORKING AREA chosen for testing and inspection of the internal components should be clean to reduce the chance of dust or dirt particles being introduced into the transmitter mechanism 3 TOTALIZER OR INDICATOR TOTALIZER must be re moved from the transmitter base 10 and inspected for damage see section VII for removal and inspection of the totalizer or section VIII for removal and inspection of the indicator totalizer 4 MOISTURE should not be apparent within the trans mitter base 11 chamber All o rings should be inspected for breaks or presence of foreign materials that allow leak age to occur Check to be sure water is not coming up through the meter head If water is coming up through the meter head then the meter should be checked see meter service manual 5 DRIVEN CLEVIS SHAFT 28 should be turning if water is flowing above minimum flow rates through the line If water is not flowing through the line then the transmitter base assembly 710 must be removed from the meter head and the driven clevis shaft 728 turned by hand If water is flowing but the driven clevis shaft is not turn ing then the transmitter base assembly 10 must be re moved from the meter head and the drive clevis 35 must be checked 6 TRANSMITTER BASE 10 can be removed by
25. nters We will ex plain how our standard Model IN16 remote totalizer can be used See the wiring diagram see page 11 to hook up your wires correctly by connecting the black wire clip to the pulse black outlet wire and the red clip to the pulse white outlet wire inside the transmitter or on the same wires as they go into the instrument If there is no pulse output from the transmitter check the power supply voltage for transmitter 24 VDC If the volt age is present at the transmitter circuit board then the cir cuit board could be faulty If there is no voltage present then the communication lines or power supply could be bad Check the power supply voltage at the instrument Check to see if the power supply is fuse protected before replacing power supply Also check for loose connections at the ter minals Be sure transmitter is wired correctly to instru ment Be aware power must be connected to the recorder so the 12 or 24 VDC will then power the transmitter to operate the optic switch which we will be checking out After the IN16 is attached and you have your stop watch ready it is very simple to reset the counter Hold the button down and release it at same time as you start the stop watch When the stop watch is approaching 60 seconds be prepared to read the counter at exactly when 60 is reached or disconnect one of the IN16 wires to stop it from counting any more If the counted pulse rate matches with calculations
26. osest accuracy C The example meter has a 1000 gallon totalizer and if you time the sweep hand for three revolutions in 150 sec proceed as follows 150 sec 3 rev 50 sec for 1000 gallons 1 rev To find the true flow rate 60 sec no sec per rev x totalizer dial or as shown below 60 50 x 1000 1200 GPM true flow rate If the meter is furnished with a Model CNO6 flow indi cator now is the time to verify the indicator is accurate E To determine what output the transmitter should be sending we must now find what percent 1200 GPM is of the 3000 GPM scale stated earlier 1200 GPM 3000 GPM 40 1 Model TR15 amp TR16 current output 4 20 mA Because 4 mA equals ZERO it must be subtracted from 20 mA Therefore 20 4 16 mA usable output SPAN 40 x 18 mA 6 4 mA then add 4 mA back to give 10 4 mA 1200 GPM 2 150 PPM at full scale so 40 x 150 PPM 60 PPM 1200 GPM 4 20 mA current signal can be checked by using a digital multimeter Have the multimeter set to measure milliamps With no water flowing through the meter the ammeter should measure 4 0 mA If water is flowing through the meter the current level should be between 4 20 mA NOTE Power should be removed from circuit before insert 30119 33 Rev 1 7 07 06 ing the multimeter The multimeter must be connected in series with circuit being tested G Pulse outputs from the transmitter can be checked by several different types of digital cou
27. puts consult factory for special applications ORDERING INFO Must be specified by the customer and includes Serial number of meter unit is to be mounted on Maximum scale range required for pulse output Change gears and type of dial on totalizer that is go ing to be replaced UNPACKING When unpacking the transmitter any dam age due to rough or improper handling should be immedi ately reported to the transportation firm and McCrometer If for any reason it is determined that the unit or parts of the unit should be returned to the factory please contact McCrometer for clearance prior to shipment Each unit must be properly packaged to prevent any further damage The factory assumes no responsibility for equipment damaged in return shipment due to improper packaging Proper paper work must be enclosed with any returned material The shipping carton contains the following items IV Model TR15 or TR16 Base O Ring Mounting Screws Vertical Shaft Clevis Clevis Coupling Operation and Maintenance Manual INSTALLATION of transmitters is normally done at the fac tory when the meter is assembled but may be made in the field with the meter stopped i e no flow Depending upon what situation exists various steps for installation apply and the procedures are outlined below 1 REMOVE the existing totalizer or indicator or transmit ter by removing all the mounting screws and lifting the unit off the meter head 2 CLEAN ME
28. r 150 ppm pulse output by stripping back the insulation on both ends of the output cables and Variable 30 0VDC 10750 wiring aS Shown above Wire Size Information The distance of the communication line from transmitter to the device the 4 20mA will operate depends on the loop resistance the wire size and the power supply Based on a 24V DC power supply and 22 gauge wire we recommend a maximum loop of 5 250 feet 30119 33 Rev 1 7 07 06 NOTES 30119 33 Rev 1 7 07 06 No QTY Part Number 1 1 1 1 1 1 4 1 1 2 1 1 1 1 1 1 1 1 3 1 1 3 1 1 1 1 1 1 2 1 1 1 1 4 1 1 1 TOTALIZER TRANSMITTER MODEL TR15 PARTS LIST Description 7 TR15 150 600 Model TR15 Totalizer Transmitter Specify Pulse Rate 6 4260 7 4260 5 4316 1 4317 2 1 1551 38 1 1115 10 10B 5 4260 4 2310 4 1 1118 3 3 1 4276 1 4318 1 1551 17 3 4045 3 4045 3 2324 4 4141 1 5 4140 5 1 1118 4 4 5 4142 R 1 4142 1 1118 4 4 1 4158 2 4158 8 1 1118 4 6 2 4148 1 2 4149 2 4150 3 4045 1 1303 1 1 1503 13 3 4045 1 4143 3 4152 1 4153 1 1115 10 10 1 1551 38 3 1701 4 1 1607 5 Totalizer amp Bonnet Complete Items 1 thru 6 Totalizer amp Bonnet Complete Items 1 thru 8 Totalizer Bonnet Assembly Totalizer Bonnet Lid with pin O ring Totalizer Bonnet Screw Bonnet Mounting Totalizer Sub Assembly Less Gears Specify dial Dial as specified Screw Dial Mounting Sweep Hand Totalizer Base Cup O
29. r is equipped with an indicator totalizer then the A drive gear Z8 set screw may have to be loosened and the A drive gear 8 removed in order to re move the circuit card 12 Place the new circuit card 12 in the same position as the old circuit card and secure it to the support posts with the three screws 15 and washers 16 Replace the indicator A drive gear 8 if it was removed see section VIII 3 The communication lines should be attached to the terminals on the circuit card 712 see wiring diagram Be sure to route the communication lines connected to the terminal strip away from the totalizer drive magnet 9 or indicator A drive gear 8 These rotating parts within the transmitter can damage the wires INSPECTION and field testing has been accomplished at this point Should any of the parts upon inspection appear to be damaged or excessively worn they must be replaced to assure proper operation and prevent further damage If the transmitter still does not work then it should be re turned to the factory for repair REASSEMBLY is necessary at this point Before reassem bling make certain that the unit is cleaned of any dust or dirt Cost for replacement parts not covered by warranty are available from current parts and price list The transmit ter base should be reinstalled on the meter if it was neces sary to remove it see section IV 10 and 11 The total izer assembly or indicator assembly must be r
30. ransmitter must be disconnected when most testing equip ment is used for checking your instrument If instrument checks out proceed with checking transmitter and commu nication lines 3 WHEN THE TRANSMISSION OR COMMUNICATION LINE is suspected of being the reason the system is not functioning it is usually easier to check out the transmitter first to be sure it is giving proper output There are some easy troubleshooting techniques to be used First you must know what signal is expected from the transmitter A Standard Model TR15 amp TR16 current transmit ters have an output of 4 20 mA at maximum scale of the instrument it operates They also have an optional 150 PPM pulse output B The original purchaser of the equipment should have invoices or other paperwork to inform you what the 4 20 scale is If these are not available you can phone the factory and furnish the meter serial number and the trans mitter record can be pulled to give you the full scale infor mation C Let s assume you found the meter was a 12 meter and the full scale of the instrument is 3000 GPM 4 FULL SCALE OUTPUT Now we know what the out put at full scale is supposed to be from the transmitter so now let s find out what it actually is A We need to find out what the flow rate going through the meter actually is B Time the transmitter totalizer test or sweep hand with a stop watch for 1 to 5 rotations to give the best resolution or cl
31. re moving the four transmitter base mounting screws 737 Lift the unit carefully off the meter Sometimes the trans mitter sticks to the meter so it may be necessary to sepa rate the joint by using a sharp knife or putty knife as a pry Be sure not to damage the transmitter base 710 or the clevis 35 Note After the transmitter base 10 has been removed the meter assembly should be inspected thor oughly to be sure it is operating properly vertical shaft turns when water is flowing through the line and is not the cause of the problem refer to your meter service manual for instructions on inspection of the meter 7 DRIVE CLEVIS 735 and the drive clevis coupling 736 should be checked for damage and checked to be sure they are at the proper elevation and are engaging properly with the driven clevis shaft 728 see section IV 9 If the clevis 35 or coupling 36 is damaged then they are the likely cause of the problem and must be replaced see section IV 9 for installation of new clevis If the clevis 35 and cou pling 736 are adjusted correctly and engaged properly with 30119 33 Rev 1 7 07 06 the driven clevis shaft 28 but the meter is not turning them then the meter is the likely cause of the problem 8 SWITCH ACTUATOR 23 is a black plastic slotted cup located below the circuit card 12 The actuator 23 should be turning with water flowing or driven clevis shaft turned by hand when the driven
32. ring Base Cup A Gear Assembly Specify of teeth B Gear Assembly Specify of teeth Totalizer Drive Magnet Assembly Transmitter Base Sub Assembly TR15 mA Pulse Rate Card Screw Card Mounting Transmitter Gear Train Assembly Items 19 33 Transmitter Top Plate Screw Bottom Plate Mounting Actuator Transmitter Cup 4 slot Actuator Transmitter Cup 8 slot Screw Top Plate Mounting Actuator Cup Shaft Idler Shaft Driven Clevis Shaft Transmitter Drive Gear Assembly Thrust Washer Thrust Bearing Transmitter Idler Gear Assembly Specify of Teeth Transmitter Bottom Plate Drive Clevis Drive Clevis Coupling Screw Transmitter Base Mounting O ring Transmitter Base Cable Assembly Desiccant Capsule CONSULT FACTORY TO COMPLETE PART NUMBER CONSULT FACTORY FOR PRICES 30119 33 Rev 1 7 07 06 MODEL TR15 N lt ec gm BE lt e 30119 33 Rev 1 7 07 06 INDICATOR TOTALIZER TRANSMITTER No QTY Part Number 7 TR16 150 600 Model TR15 Totalizer Transmitter Specify Pulse Rate 1 1 1 4 4 1 1 1 1 1 2 2 1 1 1 1 1 3 1 1 3 1 1 3 1 1 1 2 1 1 1 1 4 1 1 1 5 4337 1 4338 1 1115 10 56H 1 1551 6 1 1551 49 5 CN06 2 R 1 1113 10 6 1 1302 10 3 2176 3 2157 3 2163 4 4 4141 1 5 4140 5 1 1118 4 4 5 4142 R 1 4142 1 1118 4 4 1 4158 2 4158 8 1 1118 4 6 1 1115 10 10B 1 1
33. t 1 lifted off of the meter 2 TOTALIZER is contained within the totalizer bonnet 1 and held in place by a base cup 5 It should not be necessary to remove the totalizer 74 during inspection however removal of the base cup 75 is necessary for inspection of the totalizer change gears 7 8 Re moval of the base cup 75 can be accomplished by inserting a small screwdriver into the two cutouts and prying upward under the edge 3 TOTALIZER CHANGE GEARS 7 amp 8 should be inspected for any sign of wear Both the A drive gear and B driven gear are attached to the lower portion of the totalizer assembly 4 Spin the floating totalizer driven magnet in the center of the totalizer bottom 4 to make certain it spins freely without bind or drag The bottom of the totalizer has the letter A molded next to the A drive gear shaft and the letter B next to the B driven gear shaft 4 TOTALIZER DRIVE MAGNET ASSEMBLY 9 located in the transmitter base 710 at the top of the driven clevis shaft 28 should be checked and adjusted if necessary to position it 1 16 inch below the top surface of the transmitter base 10 Adjustments can be made by loosening the socket head set screw in the side of the totalizer drive magnet as sembly 9 and sliding it up or down the driven clevis shaft 28 as desired Always be sure the set screw is tightened into the flat on the driven clevis shaft 28 FVIII INDICATOR TOT
34. ve Magnet Assembly INDICATOR TOTALIZER t1 Bonnet Mounting Screws t2 Indicator Mounting Screws t3 Meter Change Gears t4 Indicator Totalizer 15 Gears INSPECTION REASSEMBLY 1 Totalizer Drive Magnet Assembly 2 Totalizer Base Cup 3 Bonnet Assembly t4 Change Gears t5 Indicator Totalizer t6 Bonnet Assembly TROUBLE SHOOTING 1 Trouble Shooting Guide Working Area Totalizer or Indicator Totalizer Moisture Driven Clevis Shaft TEMPERATURE RANGE 30119 33 Rev 1 7 07 06 6 Transmitter Base 7 Drive Clevis 8 Switch Actuator 9 Transmitter Communication Lines 10 Printed Circuit Card 11 Replacing Printed Circuit Card XII INSPECTION XIII REASSEMBLY 1 Before Return of Transmitter XIV INOPERATIVE INSTRUMENT EVALUATION 1 Check All Instruments and Transmitters Check Your Instrument Transmitter or Communication Line Full Scale Output Communication Problems Separation of Signal and Power DESCRIPTION MODEL TR15 TOTALIZER TRANSMITTERS provide a totalization of flow volume and pulse output MODEL TR16 INDICATOR TOTALIZER TRANSMIT TERS provide an instantaneous flow rate indication and totalization of flow volume Both transmitters provide a pulse rate output signal pro portional to the rate of flow when mounted on our pro peller meters SPECIFICATIONS ACCURACY Current output plus or minus 5 of full scale of the instrument the transmitter is controlling Accu r
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