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P

AGE

55

Pen 1 Pen 2

Appendix E
Software Record/Reference Sheet

inPS

iCor

AL1

AL2

dPos

EuPA

Euu

EuL

EuE

LFC

dP2

Euu2

EuL2

nPtS

iu1

iu2

iu3

iu4

iu5

iu6

iu7

iu8

iu9

iu10

iu11

iu12

iu13

iu14

iu15

iu16

iu17

iu18

iu19

iu20

Pu1

Pu2

Pu3

PS1H

PS1L

PS2H

PS2L

PS3H

PS3L

PAL1

PAL2

bAro

dAy

tod

ttLd

dAtE

YEAr

EtSt

ECAL

EPro

EASt

EdLS

EdLd

EPSA

Pu4

Pu5

Pu6

Pu7

Pu8

Pu9

Pu10

Pi11

Pu12

Pu13

Pu14

Pu15

Pu16

Pu17

Pu18

Pu19

Pu20

HyAo

Prnd

dFF

PFF

Pout

Pou

PoL

Cru

CrL

PAEC

tSEL

trES

tdP

tFAC

tLFC

Ftb

PSS1

PSS2

PSS3

PoS

SCnr

rLyA

rLyb

rLyC

rLyd

rLyE

rLyF

rLyg

rLyH

CurA

Curb

CurC

Curd

CoAr

Cobr

CoCr

Codr

Crt

Coo

PAPu

CbS

CAd1

CAd2

PROGRAM MODE

Pen 1 Pen 2 Pen 1 Pen 2 unit

ALARM SET

Pen 1 Pen 2

DATA LOGGER

SETUP MODE

ENABLE MODE

PRESET ADJUST

Pen 1 Pen 2

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Содержание MRC 7800

Страница 1: ...Installation Wiring Operation Manual MRC7800 ONE AND TWO PEN CIRCLE CHART FLOW RECORDER QUALITY INSTRUMENTATION DESIGNED MANUFACTURED IN THE U S A...

Страница 2: ...ransmitted transcribed or stored in a retrieval sys tem or translated into any language in any form by any means without the written permission of the Partlow West Company This is the Seventh Edition...

Страница 3: ...onfiguration Jumper Positioning 19 4 3 Operation Summary 19 4 4 Start Up Procedure 20 4 5 Configuration Operation 21 4 6 Data Logger Display Mode 32 SECTION 5 SERVICE 5 1 Service 34 5 2 Changing Chart...

Страница 4: ...Figure 2 9 Current Output Standard 13 Figure 4 1 Keypad Features 19 Figure 5 1 Changing Pens 34 Table 3 1 Variable exponents of Parshall flumes 16 Table 3 2 Totalizer Factor 17 Table 3 3 Totalizer Fa...

Страница 5: ...r supply can be provided for use with two wire mADC inputs The unit can be ordered for either 115VAC or 230VAC power at 50 60Hz The 230VAC option includes a switch for changing back and forth between...

Страница 6: ...l The second display is also optional on one pen units with totalization for simultaneous display of the process value and total 1 1 4 ALARMS Alarm indication is standard on all units Alarm settings a...

Страница 7: ...t the instrument to operating temperatures outside of 0 to 55 C Mounting 2 4 Figure 2 1 page 8 shows installation view and physical dimensions for a panel mounted unit The panel that the unit will be...

Страница 8: ...electrical noise reduction the noise generating devices should be mounted in a separate enclosure 2 If possible eliminate mechanical contact relays and replace them with solid state relays If a mechan...

Страница 9: ...a minimum 6 inch space between the wires If wires must cross each other do so at 90 degrees This will minimize the contact with each other and reduces cross talk Cross talk is due to the EMF Electro M...

Страница 10: ...conduit openings should be sealed if exposed to the environment 2 6 2 AC POWER WIRING CONNECTIONS WARNING To avoid electrical shock AC power wiring must not be connected at the source distribution pan...

Страница 11: ...the isolated 24 VDC regulated transmitter power supply has been specified the connections should be made as shown Connections are made using TB3 terminal 1 is positive and terminal 2 is negative The...

Страница 12: ...signment of the output function is accomplished in the Program mode see Section 4 5 3 page 22 SPST relay and or SSR driver output s is are designated as Relay A through Relay H SPST relays begin with...

Страница 13: ...is programmable as either 4 to 20mADC or 0 to 20mADC Each output must be assigned to the desired function refer to Table 4 2 page 26 for details Terminal connec tions are made using TB10 through TB13...

Страница 14: ...riable as selected in the Program Alarm Set and Preset modes and the chart will be rotating at the rate selected The totalization function is active as is the datalogging function 3 1 2 1 TOTALIZATION...

Страница 15: ...ximum rate its time daily total and average rate The daily total is derived by substracting yesterday s total from the current total The average rate is derived from the daily total taking into accoun...

Страница 16: ...ortions of the span Provided enough pieces this method will provide the required accuracy When piecewise linear is selected the second set of Engineering Units parameters Euu2 and EuL2 must be used to...

Страница 17: ...h various settings in the Program mode the process variable displayed and the total displayed can be configured TABLE 3 3 6000 gpm flow rate 2000 gpm dPoS Euu EuL PV tdP tFAC Ftb Total displayed at t...

Страница 18: ...off Operation oPEr Operation Operation Program Prog Configuration Configure operating parameters Alarm Set ASEt Configuration Set alarm settings Data logger dLS Configuration Adjust set real time and...

Страница 19: ...1 page 46 Check the actual jumper position in the unit to be configured and verify the proper position for the intended application If the current position is not correct make changes The process inp...

Страница 20: ...en 1 parameters have been reviewed and configured After the Pen 2 parameters have been completed parameters common to both pens will be configured and displayed in the Pen 1 display The instrument is...

Страница 21: ...ed action Configuration 4 5 4 5 1 DIGITAL DISPLAY AND STATUS LED s The digital display provided for each pen has 4 digits 8 digits for totalization option and a decimal point Each digit has seven segm...

Страница 22: ...modes Holding the two keys depressed for 10 seconds will cause the display to show the EnAb prompt which is the entry point into the Enable mode A hardware jumper located on the Processor Board Appen...

Страница 23: ...allows the entry review or altering of any of the alarm settings Para meters to be configured will be only those that are applicable as determined by the hardware provided or as assigned in the Progr...

Страница 24: ...lected totalization totals 4 5 6 1 ENTERING THE PRESET ADJUST MODE From the Operate or any other mode code depress the SCROLL key until PSA is displayed This is the mode code for the Preset Adjust mod...

Страница 25: ...TABLE 4 1 ENABLE MODE Press the UP and DOWN keys while in oPEr or oFF modes All display lamps will light After 10 seconds the lamps will go out and EnAb will be displayed Release the keys and the disp...

Страница 26: ...0 1 5V with resistor removed 1 100 variable mV span with JU4 pen 1 JU5 pen 2 in mV position and resistor removed i e 50 0 50mV input 100 0 5V with jumper JU4 pen 1 JU5 pen 2 in the volt mA position an...

Страница 27: ...Process Output Pou 0 to 9999 units 100 0 Upper Value 21 Process Output PoL 0 to 9999 units 0 0 Lower Value The output will be 0 when PV PoL and 100 when PV Pou and will increase linearly from 0 to 10...

Страница 28: ...d to Alarm 2 Pen 2 9 Assigned to Preset 1 Pen 1 10 Assigned to Preset 2 Pen 1 11 Assigned to Preset 3 Pen 1 12 Assigned to Preset 1 Pen 2 13 Assigned to Preset 2 Pen 2 14 Assigned to Preset 3 Pen 2 15...

Страница 29: ...oCr Same selection as CoAr 1 Range 51 Current Output D Codr Same selection as CoAr 1 Range 52 Chart Rotation Time Crt 0 1 to 999 9 hours per 24 0 rotation 53 Pen Action on Power Up PAPu 0 Pen s go to...

Страница 30: ...he UP and DOWN keys to adjust the values After adjusting a parameter depress the SCROLL key to proceed to the next parameter After all selections have been made depress the UP key with a parameter cod...

Страница 31: ...ecimal point After adjusting a parameter depress the SCROLL key to proceed to the next parameter After all selections have been made depress the UP key with a parameter in the display not a setting to...

Страница 32: ...y depress the DOWN key to enter the mode If dLd does not appear then the mode has been disabled Refer to Table 4 1 page 25 for Enable mode instructions 4 6 1 2 MOVEMENT IN THE DATA LOGGER DISPLAY MODE...

Страница 33: ...he display not a setting to exit the mode 1 Day of the Week dAy 1 to 28 1 Monday through 7 Sunday of this week 8 Monday through 14 Sunday of previous week etc 2 Corresponding Date dAtE in MM DD format...

Страница 34: ...assem bly gently lift the pen s and remove old chart 4 With the pen s held up install new chart Be sure to line up the chart time line so that the current time is aligned with the time setting mark o...

Страница 35: ...e keys Upon completion of the routine CAL1 will re appear on the display 5 4 2 CAL 2 MAIN CALIBRATION This routine determines and saves calibration values which correct for component variations relati...

Страница 36: ...The display will momentarily blank while the initialization is in progress Upon completion of the routine CAL8 will be displayed The routine can be executed again or another routine selected 5 4 4 CAL...

Страница 37: ...s moved to the 50 point on the chart then PEn1 is displayed Calibration may now be performed again to verify the accuracy or press the UP key twice to exit back to the CAL mode Test Mode 5 5 To enter...

Страница 38: ...it may have automatically recovered from these errors No special test equipment is required 5 5 5 TEST 5 KEYPAD DISPLAY TEST This test allows the operator to verify that the keys work and that all dis...

Страница 39: ...The current output reading should be 0 5 mADC at any output value A 5 of span adjustment for the current output s is provided by using the potentiometer adjacent to the current output on the Current O...

Страница 40: ...to the instrument If the switch does not indicate the correct voltage reposition as necessary If the voltage is not correct check the power source 2 Turn off the instrument power Wait about 5 seconds...

Страница 41: ...key and the display will be 0000 Use the UP DOWN keys to set the last 4 digits of the model number Press the SCROLL key and the power sequence will complete The Program Alarm Set Preset and Datalog m...

Страница 42: ...Terminal 3 Relay B R3 TB7 Terminal 1 Relay B R4 TB7 Terminal 3 Relay C R5 TB8 Terminal 1 Relay D R6 TB8 Terminal 3 Close the platen and tighten the hold down screw Close the cover and turn the power o...

Страница 43: ...he pen feedback voltage does not vary check the pen Potentiometer Segment board for proper ribbon cable connection to the Processor board Appendix A 1 page 46 and that the pen position fingers are mak...

Страница 44: ...power on 2 Turn off the power to the instrument Open the cover and loosen the platen hold down screw Swing open the platen and inspect that the microprocessor chip U5 is properly seated in the socket...

Страница 45: ...instrument 3 Perform the CAL2 procedure as described in the Calibration section page 35 Er9 ADC Reference 1 Perform the CAL2 procedure as described in the Number Error Calibration section page 35 Er1...

Страница 46: ...TB4 TB5 64K JU3 64K JU4 PEN 1 INPUT mV VOLT mA JU5 PEN 2 INPUT mV VOLT mA 230 115 VAC SWITCH 230 VAC MODEL ONLY EPROM SIZE JU8 RAM SIZE LOCKED JU1 ENABLE MODE REVERSE OF JU4 JU8 TB1 Battery JU3 JU1 T...

Страница 47: ...the relay contact may cause the output to appear to be activated when the relay is off To cure the problem cut the snubber resistor for the output that is being affected Resistor Relay R1 Relay A R2 R...

Страница 48: ...ontact may cause the output to appear to be activated when the relay is off To cure the problem cut the snubber resistor for the output that is being affected Resistor Relay R1 Relay A N O R2 Relay A...

Страница 49: ...49 FIGURE A 3 Current Output Board TB10 TB11 TB12 TB13 U1 U3 U2 U5 U4 U7 U6 U9 U8 R50 R51 R52 R53 If this option board was ordered you will find it located in the lower right hand corner of the instru...

Страница 50: ...er is adjustable from 1 to 20 which represents the number of scans per second of the process variable that are averaged together before updating the process value used for alarm presets The factory de...

Страница 51: ...Variable Exponent when properly set provides a means of accurately accommo dating weirs and flumes EuPA 5 Piecewise Linear provides the user with a means of inputing data from a non linear sensor EuP...

Страница 52: ...ne Std 2 Two Std 3 Three Std 4 Four Std Appendix C Order Matrix Option Suffix Blank None N3 NEMA 3 Voltage 1 115VAC Input 2 115 230VAC Input CSA Approved 4 115VAC Input 5 115 230VAC Input Enclosure Op...

Страница 53: ...90dB minimum 115VAC maximum Line Voltage 115 230VAC 10 50 60 Hz Power Consumption 25VA maximum Operating Temperature 0 to 55 C ambient 32 to 131 F Storage Temperature 40 to 65 C 40 to 149 F Humidity 0...

Страница 54: ...cted 100mA maximum Provides 4VDC at 20mA or 3VDC at 40mA DISPLAY Digital Display Two possible one per installed pen Red LEDs 0 36 high Status Indicators LED indicators for Alarm 1 and Alarm 2 Process...

Страница 55: ...bAro dAy tod ttLd dAtE YEAr EtSt ECAL EPro EASt EdLS EdLd EPSA Pu4 Pu5 Pu6 Pu7 Pu8 Pu9 Pu10 Pi11 Pu12 Pu13 Pu14 Pu15 Pu16 Pu17 Pu18 Pu19 Pu20 HyAo Prnd dFF PFF Pout Pou PoL Cru CrL PAEC tSEL trES tdP...

Страница 56: ...PAGE 56...

Страница 57: ...epting only the cost or expense of repair or replacement as described above Products must be installed and maintained in accordance with Partlow instructions Users are responsible for the suitability...

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