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770MAX

1. Y Normal Linear Y Bi Linear Y Auto Range Y Logorithmic ANALOG 1 ANALOG 1 ANALOG 1 ANALOG 1 4mA 10 000 m S cm 4mA 0 0000 u S cm Range 1 Settings 20mA 20 000 m 20mA 20 000 m S cm Mid 1 0000 u 4mA 0 0000 u S cm Num of Decades 1 more 20mA 11 000 u 20mA 10 000 u more ANALOG 1 ANALOG 1 ANALOG 1 ANALOG 1 On failure set Min On failure set Min Range 2 Settings On failure set Min Calibrated 03 17 97 Current Out 14 24mA Calibrated 03 17 97 Current Out 14 24mA 4mA 0 0000 u S cm 20mA 100 00 u Calibrated 03 17 97 Current Out 14 24mA ANALOG 1 When using range 2 activate Relay 1 more ANALOG 1 On failure set Min Calibrated 03 17 97 Current Out 14 24mA Menu Trees y Setpoints Y Relays Setpoint 1 Measure A DI Tank Value 18 123M cm Relay 1 Delay 0005 sec Hysteresis 10 State Normal Type High Setpoint 1 Activate Relay 1 If sensor error Off Status Next Page Relay 1 Ext Reset In 1 Type is SPDT Mech Relay is now on Setpoint 1 Elapsed time since last activation is dd hh mm 01 52 45 Chapter 7 DISPLAY SETUP SECURITY AND DIAGNOSTICS MENUS Main Menu Select a menu using TJ then press enter Go to Display Setup 4
2. Examples Command F00A Response sensor on chan F01A Temp out of range F01A sensor open Command F00A Response FO1A No problems reported Number of Bytes in Command The minimum number of bytes in this command is 4 plus a lt CR gt The maximum number of bytes in this command is 4 plus a lt CR gt Number of bytes in Response The response size varies with the message produced by the meter approximately 28 to 100 characters PRINT SETUP COMMAND Description This command will instruct the meter to print the entire meter setup Same as the one from the menus Chapter 6 RS232 Communications 39 Command Format Hxx Where xx is 00 Response Format aaaaaaa Number of Bytes in Command The minimum number of bytes in this command is 4 plus a CR The maximum number of bytes in this command is 4 plus a CR Number of bytes in Response The response will be a display of the entire meter setup The length varies with the setup chosen by the user The number of bytes is approximately 3000 Notes The meter will restart after this command TOC CONTROL COMMAND Description This command will instruct the meter on TOC operations Command Format Jxxaa bcde Jxx01 ab Jxx02 ab Jxx03 ab Jxx04 ab Jxx05 ab 06 07 Response Format Jxx c c Where
3. Opcode CMWOCND IO0O r dgogmomzoz 15 Command Size Min Max of Command Opcode Min Max of Bytes Bytes in in Command Response 1 Attention A 2 4 43 73 2 Set Auto Data Output B 5 7 3 Calibration 7 7 4 Get Data D 5 6 40 644 5 Echo Command E 4 132 9 136 6 Get Messages F 5 28 100 7 Get Parameter G 9 10 29 8 Print Meter Setup H 5 3000 9 Read Input Line 7 8 10 TOC Control J 8 7 300 11 Key Press K 6 89 12 Get Set Output Line L 7 7 8 13 Display Message M 6 86 7 14 Set Analog Output 14 7 15 Print Error Status Q 4 500 16 Reset R 6 7 7 17 Set Parameter 5 10 29 7 18 Get Set Date Time T 8 15 7 24 19 Self Test U 5 7 14 20 Return All Setup Z 5 25200 DATA OUTPUT FORMAT If the data output feature is enabled then a date time stamp and the date for each active measurement will be sent Each defined measurement will be transmitted as a separate string Only values for the active measurements A P will be sent Each set of data will be preceded by a date time stamp of the following format The data format will be 09 13 22 08 37 04 16 Daazbcs ffffff gg R rrrrrrr h PositionField Data 01 D 02 03 aa 04 05 06 07 6 08 m 09 18 eeeeeeeee 19 RS232 Communications This character always D Unit address 00 to FF A
4. Display Setup Y Security Y Diagnostic DISPLAY MENU SECURITY MENU Menu Options DIAGNOSTIC MENU Scrolling Auto Select optuon using y onge Password Select a test using Backlite Always On N then press Enter 3 N then press Enter Disp Order Custom Goto Change Password Go fo Meter Tests A A A Y Diagnostic Tests Options 1 Meter Test 2 Smart Sensors DISPLAY SETUP 3 Serial Port Display Line 1 A 4 Network Display Line 2 B Display Display Line 3 C 6 Keypad 7 Flow Channels A 8 Inputs Change Password Y Change Lockout Lockout Status 9 Outputs 10 Self Tests DISPLAY SETUP CHANGE PASSWORD LOCKOUT MENU LOCKOUT STATUS 11 Analog Output Display Line 4 D Which password to To change lockout Lockout is Enabled Display Line 5 E change Master enter the Master User 1 Lockout All Display Line 6 F Master Pass Password User 2 Open Cal Only Y DIAGNOSTIC MENU Test Timers Result Passed Y ENTER for next test DISPLAY SETUP Display Line 7 G Display Line 8 H Display Line 9 1 CHANGE PASSWORD Enter a new Master password New Password LOCKOUT MENU Lockout Disabled User 1 Lockout All User 2 Lock Cal Only LOCKOUT STATUS Time since last change in meter setup was 00 36 09 DISPLAY SETUP Display Line 10 J Display Line 11 K Display Line 12 L VERIFY PASSWORD Confirm new password Then press Enter key N
5. 34 SELF TEST COMMAND cete goa uU ud 34 EGCGHO 35 SET ANALOG OUTPUT GOMMAND niu ahh runi ka ni e Ra 35 RETURN ALL SETUP COMMAND paced 36 GET SET OUTPUT LINE COMMAND nae 36 HEAD INPUT LINE COMMAND tatit cet ad kc idc ee kc cs 37 GET SET DATE MIME 22 tete 37 PRINT ERROR STATUS COMMAND 2 38 COPY CALIBRATION COMMAND 39 GET MESSBGESOONMAND scctrodonasta ites 39 PRINT SETUP COMMAND uiae caddie ouai Discuti dh er 39 GONTROL COMMAND hihi eek a e cR e LR LA CX DERE 40 CHAPTER 7 MENU TREES eiii iuc tuna haa honra Fea ask RBS 41 MEASUREMENTS MENUS ruanan Dn 42 MESSAGES AND CALIBRATION 43 ANALOG OUTPUTS SETPOINTS AND RELAYS MENUS 44 DISPLAY SETUP SECURITY AND DIAGNOSTICS MENUS 45 H9232 NETWORK AND RESET MENUS retra erre exusta Vngarie 46 TECH SUPPORT SET HOLD TIME AND OTHER 47 CHAPTER 8 PRINTER INSTALLAT
6. 1 even 2 odd Res 7 Res 10 45 iDataOutputOn Integer 1 Cmd 9 10 Setto 1 to have measure data sent Res 7 10 out the RS 232 port 0 off 46 iOutputTime Integer 1 Cmd 9 Cmd 12 Data output time in seconds 0 255 Res 7 Res 12 47 iNetworkAddress Integer 1 Cmd 9 Cmd 12 Network address 1 to 127 Res 7 Res 12 48 iNetworkType Integer 1 Cmd 9 Cmd 10 0 1 Thornton TNET Res 7 Res 10 2 Fieldbus Not used 49 iAutoScrollOn Integer 1 Cmd 9 10 120n 0 off Res 7 Res 10 4A iDisplayMode Integer 1 Cmd 9 Cmd 10 0 auto 1 custom Res 7 Res 10 Chapter 6 RS232 Communications 29 Minimum Maximum Description Index Number Number Number of Bytes of Bytes 4B iDisplayStart Integer 1 Cmd 9 11 Scrolls the display according to the Res 7 Res 11 number entered by user i e 1 will Scroll one line down from A in the first line 2 will scroll 2 lines down from A in the first line etc 4C IDisplayOrder Integer Measurements Cmd 9 Cmd 11 If Display mode custom then Res 7 Res 11 assigns a measurement character A P 1 16 for the display line measurement value 4D bLockoutEnabled Integer 1 Cmd 9 2 10 0 Disable
7. d dtt euo Ed 9 CHAPTER 5 5 11 ON LINE ERROR MESSAGES nani hart d and xu REX ERR RR RE USER A A cul 11 SENSOR TROUBLESHOOTING niin 11 OFF LINE DIAGNOSTICS 2 42 ack le 12 CHAPTER 6 RS232 14 14 COMMAND FORMAT s caca do duca deo unco Nes edibus edo ed o iaa 14 RESPONSE FORMAT ecce tur 14 ERROR CODES 14 COMMAND S Ee 15 DATA OQUTPUTFORMA 16 ATTENTION GOMMAND 17 GET DATA COMMAND eta Di ola Biol dun 17 SET AUTO DATA OUTPUT 20 RESET COMMAND krias aa A 21 SET PARAMETER COMMAND dite Dioni e Dente ree rs ridic Diei 22 OET FARAMETEFCGONMMDABND cte a cene bx uer Grenier eno 22 VARIABLES FOR GET AND SET PARAMETER COMMAND 23 KEYPRESS COMMAND di eM ac 33 DISPLAY MESSAGE
8. 1 Enable Res 7 Res 10 4E iUsertLockState Integer 1 Cmd 9 10 0 Disable 1 Enable Res 7 Res 10 4F iUser2LockState Integer 1 Cmd 9 10 0 Disable 1 Enable Res 7 Res 10 65 iPowerSave Integer 1 00 Cmd 9 Cmd 10 0 1 Res 7 Res 10 66 dTotalppmG Float Channels Cmd 9 Cmd 17 DiCap Total TDS Gallons Res 7 Res 17 68 dCell K Factor Float Channels 10 Cmd 9 Cmd 17 Cell s K factors for asahi flow Res 7 17 sensor 69 dCell F Factor Float Channels 10 Cmd 9 Cmd 17 Cell s F factors for asahi flow Res 7 Res 17 sensor IMDateTime Long 1 Cmd 9 Cmd 17 Current time and date of seconds Res 7 17 since 1 1 1998 6B dCalVerifyM1 Float s Channels Cmd 9 Cmd 17 Meter verification measurement 1 Circuit Res 7 Res 17 from Smart Calibrator 6C dCalVerifyM2 Float Channels Cmd 9 Cmd 17 Meter verification measurement 2 Circuit Res 7 Res 17 from Smart Calibrator 6D dCalVerifyM3 Float Channels Cmd 9 Cmd 17 Meter verification measurement 3 Circuit Res 7 Res 17 from Smart Calibrator 6E d4mACalValue Float Analog outputs Cmd 9 Cmd 17 4mA Analog calibration data Res 7 Res 17 6F d20mACalValue Float Analog outputs Cmd 9 Cmd 17 20 mA Analog calibration data Res 7 Res 17 70 lAoutCalDate Long Analog outputs Cmd 9 Cmd 15 Analog output calibration
9. F UV Lamp Failure 18 F Cond shorted 20 F Cond open shorted 22 F Temp open shorted 24 F Conductivity high 27 F Temp high 32 F No flow detected B4 iUsingUsersCal Integer SMART Cmd 9 10 Using user calibration CHANNELS Res 7 Res 10 B5 dBalancelnSeimens Float SMART Cmd 9 Cmd 17 Balance in siemens CHANNELS Res 7 Res 17 B6 dBalancelnPercent Float SMART Cmd 9 Cmd 17 Balance in percent CHANNELS Res 7 Res 17 B7 cTOCSensorStatus cO Charac SMART Cmd 9 Cmd 10 Toc sensor status 0 ter CHANNELS Res 7 Res 10 B8 cTOCSensorStatus c1 Charac SMART Cmd 9 Cmd 10 Toc sensor status 0 ter CHANNELS Res 7 Res 10 B9 bSmartSensorlnstalled Integer SMART Cmd 9 10 Flag for smart sensor installed CHANNELS Res 7 Res 10 BA sSensorPartNumber String SMART Cmd 9 Cmd 14 Sensor part number CHANNELS Res 7 Res 14 BB iMainRevLevel Integer 1 Cmd 9 Cmd 10 Main software version Res 7 Res 10 BC iMeasureRevLevel Integer 1 Cmd 9 Cmd 10 Measurement software version Res 7 Res 10 BD iDisplayRevLevel Integer 1 Cmd 9 10 Display software version Res 7 Res 10 BE iAnalogOptionsRevLevel Integer 1 Cmd 9 Cmd 10 Option board software version Res 7 Res 10 BF iLanOptionsRevLevel Integer 1 Cmd 9 10 LAN options board software version Res 7 Res 10 CO iMeasureBuildNumber Integer 1 Cmd
10. Maximum Index Number Minimum Number of Bytes Maximum Number of Bytes Description 01 SmasterPassword String 1 9 Res 7 Cmd 14 Res 14 Master password The index number bb of the command has to be 00 The password can be up to 5 characters long 02 sUser1 Password String Cmd 9 Res Cmd 14 Res 14 User 1 password 03 04 sUser2Password SCustomerName String String 1 1 9 Res Cmd 9 Res 7 Cmd 14 Res 14 Cmd 29 Res 29 User 2 password Name of unit Up to 20 characters long 05 ISensorType Integer Channels Cmd 9 Res 7 Cmd 10 Res 10 Sensor type 0 SENSOR 1 CONDUCTIVITY 2 TEMPERATURE 3 PRESSURE 4 PH 5 FLOW 6 LEVEL 7 VOLTAGE 8 FREQUENCY 9 CHEMICAL 10 CALIBRATION 11 INDUCTIVE 12 ADAPTER 13 DISSOLVED OXYGEN 14 TOC 06 ISensorSpecifics Integer Channels Cmd 9 Res 7 Cmd 10 Res 10 Sensor sub type signal 0 no sensor or sub type For Conductivity or pH 01 1000 ohm RTD 02 500 ohm RTD 03 Thermistor 04 Not RTD 05 100 ohm RTD For Flow Sensors 01 Signet 02 Data Industrial 03 Hoffer 04 Asahi 05 Tokico 06 Fluidyne 07 Proteus Additional or with 0x20 for a 4 20mA sensor For Pressure or Tank Level 0 20 4 20mA output 0 40 0 1 volt output 0x08 bridge with 5 11 ratio on supply 0x
11. setting fAoutMax1 Float Analogs Cmd 9 Cmd 21 Measurement value for the top of Res 7 Res 27 range 1 3B fAoutMin2 Float Analogs Cmd 9 Cmd 21 Measurement value for bottom of Res 7 Res 27 range 2 3C fAoutMax2 Float Analogs Cmd 9 Cmd 21 Measurement value for the top of Res 7 Res 27 range 2 iAMin1Mult Integer Analogs Cmd 9 Cmd 10 Range factor for above value Res 7 Res 10 O No range 1 Nano 2 micro 3 milli 4 units 5 kilo 6 mega 7 auto 3E iAMid1Mult Integer Analogs 9 Cmd 10 Range factor for above value Res 7 Res 10 O No range 1 Nano 2 micro 3 milli 4 units 5 kilo 6 mega 7 auto iAMax1Mult Integer Analogs Cmd 9 Cmd 10 Range factor for above value Res 7 Res 10 O No range 1 Nano 2 micro 3 milli 4 units 5 kilo 6 mega 7 auto 40 iAMin2Mult Integer Analogs Cmd 9 Cmd 10 Range factor for above value Res 7 Res 10 O No range 1 Nano 2 micro 3 milli 4 units 5 kilo 6 mega 7 auto 41 iAMax2Mult Integer Analogs Cmd 9 Cmd 10 Range factor for above value Res 7 Res 10 O No range 1 Nano 2 micro 3 milli 4 units 5 kilo 6 mega 7 auto 42 iLanguage Integer 1 Cmd 9 Cmd 10 Language 0 English Res 7 Res 10 Not used 43 iBaud Integer 1 Cmd 9 Cmd 10 0 1200 1 2400 2 4800 3 Res 7 Res 10 9600 4 19 2K 5 38 4K 44 iParity Integer 1 Cmd 9 10 0
12. 123456 Cal Date 07 23 97 MEASUREMENT A Reading 8 123 pH Sensor S NZ 123456 Cal Date 07 23 97 MEASUREMENT A Raw reading from the sensor 0 00000000V Using Chan 1 MEASUREMENT A Reading 70 39 Full Sensor S N 123456 Cal Date 07 23 97 MEASUREMENT Raw reading from the sensor 0 00000000M Ch 1 range 0 1M MEASUREMENT Raw reading from the sensor 0 00000000V Using chan 1 For 5000TOC Sensor menus see manual 84445 42 Menu Trees MEASUREMENT A Raw reading from the sensor 0 00000000V Using Chan 1 Chapter 7 Tonk Level Sensor MESSAGES AND CALIBRATION MENUS Main Menu Select a menu using T then press enter Go to Calibrate 1 Y Messages MESSAGES Meas Chan em No problems reported Y Calibrate CALIBRATE MENU Select a calibration then press ENTER Calibrate Sensor Calibration Types Sensor 2 Analog 3 Meter 4 Meter Verify Y Sensor Y Analog Y Meter Y Meter Verity CALIBRATE SENSOR CALIBRATE ANALOG CALIBRATE METER METER CAL VERIFY Hold outpuls during Hold outputs during Hold outpuls during Chan 1 Res 1 cal Enter 00 for no Hold Time 00 mins CALIBRATE SENSOR Measure A Cond Type 2 point S cm Page Down when set CALIBRATE SENSOR A reads 147 51 S cm Cal point 12 147 0 Page D
13. 9 Cmd 10 For debugging r Res 7 Res 10 32 RS232 Communications Chapter 6 KEYPRESS COMMAND Description This command is used to simulate a key press from the front panel The response is a string of characters which is the message displayed as a result of the key press Also the cursor position is returned Command Format Kxxaa Where is 00 or the HEX value of the network address for the unit aa is the key code as follows 10 Key 0 01 Key 1 ABC 05 Key 2 DEF 04 Key 43 06 Key 4 JKL OA Key 5 MNO 09 Key 6 PQR OB Key 7 STU OF Key 8 VWX OE Key 9 YZ 03 Menu exit 13 Helpkey 07 Right Arrow key 11 Left Arrow key 08 Up Arrow key OC Down Arrow key OD Page Up key 12 Page Down key 02 Enter Key 14 Decimal minus Key FF special code to make the unit exit the menu mode All other codes are not used Response Format If the key code is valid then the display message will be returned as Kxxza a bb Where is 00 a a is the message displayed as a result of the key press bb is the cursor position Example Command K0003 Response Kz01 MENU Select a menu using then press EnterGoto Measurements 42 Number of Bytes in Command The minimum number of bytes in this command is 5 plus a CR The maximum number of bytes in this command is 5 plus a CR Number of bytes in Response Th
14. Auto Name DI Tank MEASUREMENT Sensor input Chan 1 Units 96 Full Name DI Tank MEASUREMENT Multiplier 0 12345 Adder 0 25413 Averaging Special MEASUREMENT A Multiplier 0 12345 Adder 0 25413 Averaging Special MEASUREMENT A Multiplier 0 95345 Adder 0 25413 Averagin Special MEASUREMENT A Multiplier 1 23456 Adder 0 25413 Averaging Special MEASUREMENT A Multiplier 1 23456 Adder 0 25413 Averaging Special MEASUREMENT Resolution Auto Pipe ID 3 125 Ext Reset In 1 MEASUREMENT A Compensate Standard Temp Source Fixed Fixed Temp 25 000C MEASUREMENT A STC 0 0000 7 000 Temp Source Fixed Fixed Temp 25 000C MEASUREMENT A Resolution 0 01 Max PSI 15 00 MEASUREMENT A Max 51 15 00 Tank Height 15 25ft Area 10 000 sq ft MEASUREMENT Reading 21 255 GPM Sensor S N 123456 Cal Date 07 23 97 MEASUREMENT A Resolution Auto TDS Factor 1 254 MEASUREMENT A Resolution 0 01 MEASUREMENT A Reading 20 34 PSI Sensor S N 123456 Cal Date 07 23 97 MEASUREMENT A Resolution 0 01 PSI MEASUREMENT Raw reading from the sensor 0 00000000Hz Using chan 1 MEASUREMENT A Reading 18 18M Sensor S N
15. Response Format for E option Dxx bmmnnooppddww Response Format for 2 1 option Dxx AmmnnooppddBmmnnooppddCmmnnooppddDmmnnooppddEmmnnooppaddmm nnooppddGmmnnooppddAmmnnooppddww Response Format for E2 option DxxzimmnnooppddJmmnnooppddKmmnnooppddLmmnnooppddMmmnnooppddNmmn nooppddOmmnnooppddPmmnnooppddww Eight measurements will be returned for the Dxx Ez command If z 1 then measurements A will be returned If z 2 then measurements I P will be returned If a measurement is not active in the meter then the value mmnnoopp returned will be FFFFFFFF and the units dd will be O Where b is the measurement designator A through P measurement number 01 02 03 04 05 06 07 08 09 0A 0B 0 0D OE OF lt gt RS232 Communications Chapter 6 dd measurement type in HEX dd Measurement Type dd Measurement Type 00 22 feet 01 Raw resistance reading from cell 23 full tank level 02 Raw RTD reading from cell in ohms 24 X Y 03 voltage reading from cell in volts 25 X Y 04 Raw voltage from 2nd signal of cell 26 ppm grains diCap 05 Raw frequency reading from cell in Hz 27 grains diCap 06 UNUSED 28 Siemens m 07 UNUSED 29 m tank level 08 ohms resistivity 2A _ liters tan
16. bbbbb bbb is the serial number 15 characters maximum Example Command A00 or Axx Response A01 Thornton 775 VA2 DI Service Unit 123 Verz2 50 S N 123456 Number of Bytes in Command The minimum number of bytes in this command is 1 plus a lt CR gt The maximum number of bytes in this command is 3 plus a lt CR gt Number of bytes in Response The minimum number of bytes in this response is 42 plus a lt CR gt The maximum number of bytes in this response is 72 plus a lt CR gt GET DATA COMMAND Description This command will return the latest set of measurement data Command Format Dxxbyz Where is 00 or the HEX value of the network address for the unit b measurement channel A P to get If this character is a then all measurements will be returned y optional y F to request measurement data in Thornton floating point format Chapter 6 RS232 Communications 17 18 y E to request measurement data in IEEE floating point format If y is blank then data is returned in the real format 2 required for the E option If z 1 then measurements A H will be sent If z 2 then measurements I P will be sent Response Format Dxx bcs eeeeeeeee ffffff ww R rrrrrrr h Where xx is the network address of the unit bc h is the data returned with the format described in section 2 2 of the MAX Service Manual Response Format for F option Dxxzccddeeffggmmnnooppww
17. xx is the network address of a unit can set to 00 for this unit aa opcode bcde data set TOC data output a channel 0 0 for output off b 1 for output on set UV lamp on or off a channel b 0 for off b 1 for on set toc mode a channel b 1 for autobalance b 2 for measuring set Flow command b 1 sensor in setting flow mode b 2 sensor in measurement mode save TOC parameters to NVRAM command a channel b 1 Save TOC Setup Save Lamp parameters Save Balance parameters Save Users Cal parameters Save Fact Cal parameters Save Faults and Errors TITO O reset TOC sensor command a channel clear TOC History command a channel Where c c is the response Number of Bytes in Command The minimum number of bytes in this command is 8 plus a CR The maximum number of bytes in this command is 8 plus a CR Number of bytes in Response The minimum number of bytes in this response is 6 plus 7 CR The maximum number of bytes in this response is 6 plus 300 CR 40 RS232 Communications Chapter 6 CHAPTER 7 MENU TREES The following menu trees illustrate the general sequence of settings available in the 770MAX However some low level menu items dependent on the type of sensor connected and on previous menu selections For example only a flow measurement with totalized flow units selected will show the menu field for setting External Reset Also the model of 770M
18. 17 Toc Temp adder user CHANNELS Res 7 Res 17 AC dTocFlowMultiplier_User Float SMART Cmd 9 Cmd 17 Toc flow multiplier user CHANNELS Res 7 Res 17 AD dTocFlowAdditive_User Float SMART Cmd 9 Cmd 17 Toc flow adder user CHANNELS Res 7 Res 17 AE dCellMultiplier User Float SMART Cmd 9 Cmd 17 Toc cell multiplier user CHANNELS Res 7 Res 17 AF dCellAdditive_User Float SMART Cmd 9 Cmd 17 Toc cell adder user Chapter 6 RS232 Communications 31 CHANNELS Res 7 Res 17 BO dFlow_AD_Cal_Offset Float SMART Cmd 9 Cmd 17 Toc flow AD cal offset CHANNELS Res 7 Res 17 B1 dFlow AD Cal Mult Float SMART Cmd 9 Cmd 17 Toc flow AD cal mult CHANNELS Res 7 Res 17 B2 ITocSensorErrorCode Long SMART Cmd 9 17 Toc sensor error code CHANNELS Res 7 Res 17 1 E Lamp off 5 E Lamp switched off 6 E Lamp life exceeded 7 E TOC reports error 9 E NVRAM Failure 11 E AutoBal too high 12 E Flow too low 14 E Cond Over Limit 15 E Flow too high 17 E Conductivity unstable 25 E Conductivity low 26 E Temp high 28 E Temp low 29 E TOC over range 31 E Can t start rinse ITocSensorFaultCode Long SMART 9 Cmd 17 Toc sensor fault code CHANNELS Res 7 Res 17 2 F No AC Power 4 F Measure SW too old 3 F Communication Err 8 F TOC reports fault 16
19. 50 ppbO2 51 96641 52 53 Watt 54 pH c 55 pbCO2 56 ppbCl 57 pbSO4 58 pmCO2 59 ppmCl 60 pmSO4 61 ppm TOC Chapter 6 RS232 Communications 25 62 gC L 63 ohm cm TOC 64 S cm TOC 65 C TOC 66 F TOC 67 ml mn TOC 09 IRange Integer Measurements Cmd 9 Cmd 10 Measurement range Res 7 Res 10 O No range 1 Nano 2 micro 3 milli 4 units 5 kilo 6 mega 7 auto iOtherChan1 Integer Measurements Cmd 9 Cmd 10 1 other channel needed for measure Res 7 Res 10 OB iOtherChan2 Integer Measurements Cmd 9 Cmd 10 2 other channel needed Res 7 Res 10 26 RS232 Communications Chapter 6 Type Maximum Index Minimum Maximum Description Number Number Number of Bytes of Bytes OC IMeasureErrorCode Integer Measurements Cmd 9 Cmd 9 Measurement error codes Get only Res 11 11 0 No measure error 1 Measure PCB failed 2 No sensor on chan 3 Invalid sensor type 4 Sensor checksum err 5 Sensor const bad 6 Invalid pipe ID 7 Invalid tank height 8 Invalid channel 9 Res sensor open 10 Res sensor shorted 11 Compensate error 12 Temp out of range 13 Unable to measure R 14 Invalid max PSI 15 Invalid tank area 16 Unknown measurement 17 Too big to display 18 Total flow over 19 Temperature high 20 Voltage over range 21 Inval
20. 7 Res 25 22 Float Channels Cmd 9 Cmd 16 IP factor for pH Res 7 Res 25 23 fSTC Float Channels Cmd 9 Cmd 16 STC factor for pH Res 7 Res 25 24 fCellMultiplier3 Float Channels 2 sensor multiplier for Inductive 25 fCellAdditive3 Float Channels 2 sensor additive for Inductive 26 flnstallationkK Float Channels Installation factor for Inductive sensors 27 iSpMeasurement Integer Setpoints Cmd 9 11 Measurement for setpoint 0 15 Res 7 Res 11 1 not set 28 iSpType Integer Setpoints Cmd 9 Cmd 10 Type of setpoint Res 7 Res 10 0 SETPOINT 1 HIGH 2 LOW 3 USP 4 RESET 29 iSpRelay Integer Setpoints Cmd 9 Cmd 10 Relay or output for setpoint Res 7 Res 10 O NONE 1 relay 1 2 relay 2 etc 2A fSpValue Float Setpoints Cmd 9 Cmd 17 Setpoint value Res 7 Res 24 2B iSpMult Integer Setpoints Cmd 9 Cmd 10 Multiplier factor for setpoint Res 7 Res 10 O none 1 Nano 2 micro 3 milli 4 units 5 kilo 6 mega 20 iSplgnorOver Integer Setpoints Cmd 9 10 Ignore over range for setpoint Res 7 Res 10 0 1 2D ISPTimer Long Setpoints Cmd 9 Cmd 9 Time since last setpoint error in Get only Res 18 Res 18 seconds 2E iRDelay Integer Relays Cmd 9 13 Relay delay in seconds Res 7 Res 13 2F iRHyster Integer 4 Relays Cmd 9 Cmd 12 Relay hysteresis in Percent range
21. a menu using Date 07 23 00 Main Program 1 50 Total Flow on Chand ready to print the N then press Enter Page Down key to set Measurements 1 50 is 125134 2395 Gal meter setup Goto Save Sensor Data TECH SUPPORT SOFTWARE REVS PRINT METER SETUP Web Thorntoninc com Display Rev 1 10 Please wait Email Service Option 1 Analog v1 00 Printing setup Thorntoninc com Option 2 Not instal Press Menu 10 quit Sef Unit Name v Lost Passwords Service Only Y SET UNIT NAME RECOVER PASSWORDS PASSWORD NEEDED Edit Smart Dat Name or location of Master Please enter the dit Smart Data this unit is User 1 CFILO service password aaaaaaaaaaaaaaaa User 2 GKOSW Password Y Save Setup Dota Y Clear Setup Data Recall Setup Data SAVE SENSOR DATA CLEAR SENSOR DATA RECALL SENSOR DATA Select a channel to save sensor data 1 Then press Enter Select a channel to save sensor data 1 Then press Enter Select a channel to save sensor data 1 Then press Enter 47 Menu Trees Chapter 7 CHAPTER 8 PRINTER INSTALLATION INSTRUCTIONS INSTALLATION INSTRUCTIONS FOR USE WITH THE THORNTON 770MAX SERIES INSTRUMENTS 1 2 10 12 13 14 15 16 48 Connect the AC adapter to the printer and load paper Connect the communications cable from the printer to the 770MAX series meter The cable has a 9 pin DB 9 male connector on one end and three tinned leads at the other end The male 9
22. maximum number of bytes in this command is 131 plus a lt CR gt Number of bytes in Response The minimum number of bytes in this response is 8 plus a lt CR gt The maximum number of bytes in this response is 135 plus a lt CR gt SET ANALOG OUTPUT COMMAND Description This command is used to set the analog output current to a value It is intended for testing purposes only When this command is received the analog outputs will be held at the set value until another command is received or a key is pressed Command Format Oxxa bbbbbbbb Where is 00 is the output channel number 1 8 bbbbbbbb is the output current in mA Response Format Where xx is the network address Example Set the output of channel 3 to 12 125mA Command 0003 12 125 Response 001 Chapter 6 RS232 Communications 35 Number of Bytes in Command The minimum number of bytes in this command is 13 plus a lt CR gt The maximum number of bytes in this command is 13 plus a lt CR gt Number of bytes in Response The minimum number of bytes in this response is 6 plus a lt CR gt The maximum number of bytes in this response is 6 plus a lt CR gt RETURN ALL SETUP COMMAND Description This command will cause the entire meter setup to be returned Each setup parameter is sent with the same format as the Get Parameter command This command is equivalent to sending the Get Parameter command for every
23. measurement reset Averaging buffers are cleared RTDs are re measured 3 T performs a total flow reset The next character in the command specifies the channel A N 4 G resets a total grains measurement The next character in the command specifies the channel A N Command Format Rxx ab Where is 00 or the HEX value of the network address for the unit a is reset type either S M T or G is the optional information such as channel letter for a total flow reset Response Format Where is the HEX value of the network address for the unit Example 1 Perform a system reset Command R00 S Response 01 Example 2 Perform a total flow reset on measurement C on unit 1 Command R1bE TC Response RTEZOK Number of Bytes in Command The minimum number of bytes in this command is 5 plus a CR The maximum number of bytes in this command is 6 plus a CR Number of bytes in Response The minimum number of bytes in this response is 6 plus a CR The maximum number of bytes in this response is 6 plus a CR Chapter 6 RS232 Communications 21 Notes The response to Rxx S may not allow user to read the response since this operation will restore the system to its original baud rate and parity defaults which may not match those selected in the communicating program SET PARAMETER COMMAND Description This command will set a paramete
24. output signals and relays with their existing conditions for a set maintenance time interval This manual includes safety information with the following designations and formats WARNING POTENTIAL FOR PERSONAL INJURY CAUTION possible instrument damage or malfunction NOTE important operating information N On the instrument indicates Caution risk of electric shock A On the instrument indicates Caution refer to accompanying documents TABLE OF CONTENTS CHAPTER 1 1 4 Rara ror oun ur guru 1 INSTRUMENT OVERVIEW ceisler taht tento gael a tare end ded 1 LAU II eee E R E n 2 SENSOR WIRIN Gi 2 CHAPTER 2 METER 4 VERIFICATION PROCEDURE npn 4 CALIBRATION PROCEDURE mie iue uitia uude dte 5 CHAPTER 3 ANALOG OUTPUT CALIBRATION 7 ANALOG OUTPUT GALIBRAT QN causant nbn E 7 ANALOG OUTPUT 7 CHAPTER 4 UPGRADES reto che aranea dac ter 9 MAIN AND MEASUREMENT SOFTWARE 9 OUTPUT UPGRADES
25. reset Press the Enter key The channel has been reset Press the Enter key The total on this channel was reset Press the Enter key The total on this channel was reset Press the Enter key Menu Trees Chapter 7 TECH SUPPORT SET HOLD TIME AND OTHER MENUS Main Menu Select menu using 74 then press Enter Go to Tech Support Main Menu Select a menu using T then press Enter Go to Set Hold Time Main Menu Select a menu using TL then press Enter Go to Other Menus Other Menus TECH SUPPORT Thornton Inc Phone 781 301 8690 Fax 781 271 0675 SET HOLD TIME Hold outputs Enter time or 00 for none Hold time 00 mins OTHER MENUS Select menu using TJ then press Enter Go to Software Revs es A Other Menus Options 1 Set Time Date 2 Software Revs 3 View Total Flow Print Config Smart Sensors Set Unit Name Lost Passwords Service Only Advanced Smart Sensor Options 1 Save Setup Data 2 Clear Setup Data 3 Edit Smat Data 4 Recall Setup Data Y Time Date Y Soflware Revs y Total Flow y Printing Config Y Smart Sensors TIME DATE MENU SOFTWARE REVS TOTAL FLOW PRINT METER SETUP SMART SENSORS Timez 12 45 27 Serial 012345 Press Enter when Select
26. 0 Res 7 Res 12 255 30 iRState Integer Relays Cmd 9 Cmd 10 Relay state 0 1 inverted Res 7 Res 10 31 iExternReset Integer Relays Cmd 9 Cmd 10 Reset relay externally via input line Res 7 Res 10 O input 1 1 input 2 32 iRType Integer Relays Type of relay O2mechanical 1 reed Not used at this time 33 iAoutSignal Integer Analogs Cmd 9 11 Measurement for analog output Res 7 Res 11 0 15 34 iAoutType Integer Analogs Cmd 9 Cmd 10 Analog output type Res 7 Res 10 0 Normal 1 Bilinear 2 Auto range 3 log 28 RS232 Communications Chapter 6 Type Maximum Index Minimum Maximum Description Number Number Number of Bytes of Bytes 35 iAoutLowEnd Integer Analogs Cmd 9 Cmd 10 Low end either 120 mA or 024 mA Res 7 Res 10 36 iAoutControl Integer Analogs Cmd 9 Cmd 10 Output to control for Auto range Res 7 Res 10 0 none 1 relay1 2 relay2 3 relay3 4 relay4 5 Dout1 6 Dout2 37 iAoutOnFailure Integer Analogs Cmd 9 10 Output current on error or failure 0 Res 7 Res 10 Min 1 Max 38 fAoutMin1 Float Analogs Cmd 9 Cmd 21 Measurement value for bottom of Res 7 Res 27 range 1 39 fAoutMid1 Float Analogs Cmd 9 Cmd 21 Measurement value for mid range 1 Res 7 5 27
27. 10 bridge with internal power supply compensation For Voltage Sensors 012 1 0 volt output 02 0 1 volt output 03 2 4 20mA output 04 0 5volt output 07 IMeasureChan Integer Measurements Cmd 9 Res Cmd 10 Res 10 Measurement channel O CHANNEL1 1 CHANNEL2 2 CHANNEL3 3 CHANNEL4 4 CHANNELS5 5 CHANNEL6 6 Not Displayed 7 Sensor 8 Ch2 9 Ch3 A F Chant 10 and greater Sensor 24 RS232 Communications Chapter 6 Type Maximum Index Minimum Maximum Description Number Number Number of Bytes of Bytes 08 IMode Integer Measurements Cmd 9 11 Measurement mode Res 7 Res 11 0 off no display 12 ohms adapter 2 ohms RTD adapter 3 Volts adapter 4 Volts 2 pressure 5 Hz adapter 6 xx adapter 7 xx adapter 8 ohm cm 9 S cm 10 TDS 11 20 12 F 13 14 152 96 5 16 rejection 17 pH 18 V pH 19 GPM 20 Gallons total flow 21 m hr flow 22 Hz flow or frequency 23 total flow 24 Liters total flow 25 L min 26 Ft sec 27 recovery 28 PSI 29 KPa 30 mmHg 31 bars 32 Kg cm 33 inches 34 feet 35 Full 36 ratio 37 difference 38 ppm grains 39 grains 40 S m 41 m tank level 42 Liters tank level 43 Gallons tank level 44 sum 45 Amps 46 equiv 47 1 6 48 002 49 2
28. AX will determine how many analog outputs and relays are present for configuration The screens below will appear after pressing Menu only if security has been enabled Otherwise pressing Menu accesses the Main Menu directly as shown on the following pages Menu key ENTER PASSWORD A password is needed to enter the menus Password MAIN MENU Normal operation Wrong Password ENTER PASSWORD Invalid password You can view menus only Press Enter if OK Enter key MAIN MENU View Only Chapter 7 Menu Trees 41 MEASUREMENTS MENUS Settings which can be changed are in Bold Some menu displays depend on previous Settings e g Fixed Temp appears only if Temp Source has been set to Fixed Main Menu Select a menu using TL then press enter Go to Measurements A Main Menu Options 1 Measurements 6 Relays 11 Network 2 Messages 7 Display Setup 12 Reset 3 Calibrate 8 Security 13 Tech Support 4 Analog Outputs 9 Diagnostic 14 Set Hold Time 5 Setpoints 10 RS232 Setup 15 Other Menus Y Conductivity Sensor Y Flow Sensor Y pH ORP Sensor Y Pressure Sensor MEASUREMENT A Sensor input Chan 1 Units GPM Auto Name DI Tank MEASUREMENT A Sensor input Chan 1 Units em Auto Name DI Tank MEASUREMENT A Sensor Input Chan 1 Units pH Name DI Tank MEASUREMENT A Sensor Input Chan 1 Units PSI
29. Communications Chapter 6 Example 2 Read the state of output 2 Command 101012 Response 10101 0 Number of Bytes in Command The minimum number of bytes in this command is 6 plus a lt CR gt The maximum number of bytes in this command is 6 plus a lt CR gt Number of bytes in Response The minimum number of bytes in this response is 6 plus a lt CR gt The maximum number of bytes in this response is 7 plus a lt CR gt READ INPUT LINE COMMAND Description This command is used to read the state of an input line Command Format Where is 00 input line number 01 for line 1 and 02 for line 2 Response Format Where is 00 input number b the state of the output O low 1 high Example Read input 1 high Command 00012 Response 0001 1 Number of Bytes in Command The minimum number of bytes in this command is 6 plus a CR The maximum number of bytes in this command is 6 plus a CR Number of bytes in Response The minimum number of bytes in this response is 7 plus a CR The maximum number of bytes in this response is 7 plus a CR GET SET DATE TIME COMMAND Description This command is used to set or get the date and time Command Format Txxaazbbbbbbbb Where xx is 00 01 for the date 02 for the time if setting the parameter aa any characters for getting the date and time both are re
30. ELS Res 7 Res 17 94 Float SMART Cmd 9 Cmd 17 Toc Cond adder CHANNELS Res 7 Res 17 95 4 Temp Mult Float SMART Cmd 9 17 Toc temp multiplier CHANNELS Res 7 Res 17 96 dToc Temp Float SMART Cmd 9 Cmd 17 Toc temp adder CHANNELS Res 7 Res 17 9B ISensorCalDate_C_Fact Long SMART Cmd 9 Cmd 17 Toc Sensor Cal date C factory CHANNELS Res 7 Res 17 9C ISensorCalDate_C_User Long SMART Cmd 9 Cmd 17 Toc Sensor Cal date C user CHANNELS Res 7 Res 17 9F ISensorCalDate User Long SMART Cmd 9 17 Toc Sensor Cal date C user CHANNELS Res 7 Res 17 dTocFlowMultiplier Float SMART Cmd 9 17 Toc sensor Flow multiplier CHANNELS Res 7 Res 17 A1 dTocFlowAdditive Float SMART Cmd 9 Cmd 17 Toc sensor Flow adder CHANNELS Res 7 Res 17 2 ITocCalDate Flow Long SMART Cmd 9 Cmd 17 Toc sensor Flow cal date factory CHANNELS Res 7 Res 17 ITocCalDate Flow User Long SMART Cmd 9 Cmd 17 Toc sensor Flow cal date user CHANNELS Res 7 Res 17 A4 dToc Cond Mult User Float SMART Cmd 9 Cmd 17 Toccond multiplier user CHANNELS Res 7 Res 17 A5 dToc Cond Add User Float SMART Cmd 9 Cmd 17 Toc cond adder user CHANNELS Res 7 Res 17 A6 dToc Temp Mult User Float SMART Cmd 9 Cmd 17 Toc Temp multiplier user CHANNELS Res 7 Res 17 A7 dToc Temp Add User Float SMART Cmd 9 Cmd
31. ION INSTRUCTIONS 48 INSTALLATION INSTRUCTIONS FOR USE WITH 48 THORNTON 770MAX SERIES INSTRUMENTS eene 48 CHAPTER 9 ACCESSORIES AND SPARE PARTS 50 AGGESSORIES Mae d uaa asas labium dlc UNE dados d 50 SPARE REPLAGEMENT PARTS rucira 51 WARRAN Yeme cue cs eee seer 53 CHAPTER 1 INTRODUCTION See Instruction Manual 84372 supplied with the instrument for standard operating information for the 770MAX This service manual covers instrument calibration upgrades RS232 communications and other information for troubleshooting and training The 770MAX is provided with a Help key which provides supplementary information about the area of the menus being displayed It can be especially helpful in initial configuration INSTRUMENT OVERVIEW The 770MAX series utilizes 3 or 4 surface mount printed circuit boards plus a display module which slide into the molded case and are held in place by the front cover secured by two screws The main circuit board is located in the front of the instrument It contains the display module main processor operating firmware and flash memory which retains all setup configuration data plus calibration data for standard analog outputs 1 4 OPTIONAL PCB ASSEMBLY POWER SUPPLY PCB ASSEMBLY DISPLAY ASSEMBLY FACEPLATE ASSEMBLY The
32. ONS OF THE BUYER OR THIRD PARTIES WHETHER NEGLIGENT OR OTHERWISE IN NO EVENT SHALL THORNTON S LIABILITY FOR ANY CAUSE OF ACTION WHATSOEVER EXCEED THE COST OF THE ITEM GIVING RISE TO THE CLAIM WHETHER BASED IN CONTRACT WARRANTY INDEMNITY OR TORT INCLUDING NEGLIGENCE 53 Mettler Toledo Thornton Inc Toll Free 800 510 PURE 36 Middlesex Turnpike Fax 781 271 0214 Bedford MA 01730 info thorntoninc com 781 301 8600 Part 84373 www thorntoninc com Rev G 03 05
33. THORNTON Part No 84373 ding Pure Water Analyt 7 0MAX Multiparameter Analyzer Transmitter Service Manual IMPORTANT SAFETY INFORMATION This instrument is compliant with safety standards as outlined in the European Community low voltage directive EN61010 1 and with CSA Std C22 2 No 0 M1982 General Requirements Canadian Electrical Code Part Il 0 4 M1982 Bonding and Grounding of Electrical Equipment and 142 M1987 Process Control Equipment Certification is pending Please read and observe the following INSTALLATION This instrument must be installed by trained instrumentation personnel in accordance with relevant local codes and instructions in this manual Observe all instrument specifications and ratings SHOCK HAZARD Make sure power to all wires is turned off before proceeding with installation or service of this instrument High voltage may be present on the input power and relay wires RELAY CONTROL ACTION 770MAX optional relays will always de energize on loss of power equivalent to normal state regardless of relay state setting for powered operation Configure any control system using these relays with fail safe logic accordingly PROCESS UPSETS Because process safety conditions may depend on consistent operation of this instrument take appropriate action to maintain conditions during sensor cleaning replacement or sensor or instrument calibration A timed Hold function may be selected which holds analog
34. Table 2 Software DIP SW 1 Switch Function Setting Function 1 Input Method OFF Serial 2 Printing Speed ON High 3 Auto loading ON On 4 CR function ON Carriage return and line feed 5 DIP SW setting command ON Enable 6 Print Density OFF 100 7 Print Density ON 100 8 Print Density ON 100 Table 3 Software DIP SW 2 Switch Function Setting Function 1 Print Mode OFF Condensed Printing 80 Columns 2 User Defined Characters back up ON On 3 Character type ON Ordinary Characters 4 Zero Font ON 0 5 International Character Set ON American 6 International Character Set ON American 7 International Character Set ON American 8 International Character Set OFF American Table 4 Software DIP SW 3 Switch Function Setting Function 1 Data Bit length ON 8 Bit 2 Parity permission ON None 3 Parity condition ON Odd 4 Flow control ON H W BUSY 5 Baud Rate OFF 19200 bps 6 Baud Rate ON 19200 bps 7 Baud Rate ON 19200 bps 8 Baud Rate OFF 19200 bps The default serial port settings on the 770MAX meters are 19 2kb and no parity Other settings may be selected in the serial port of the meter is configured differently Chapter 8 Accessories and Spare Parts 49 CHAPTER 9 ACCESSORIES AND SPARE PARTS ACCESSORIES Description Part Number Patch cords have connectors at both ends for 770 and Smart Sensors
35. W 1 is set the printer once again prompts with Continue Push ONLINE SW Write Push feed SW If any of the DIP SW settings on SW 2 or SW 3 need to be changed push the ON LINE button Do not change any of the critical settings noted as in Tables 2 4 Go to Step 13 If the DIP SW 2 and SW 3 settings do not need to be changed push the FEED button Go to Step 16 Repeat according to Step 9 As the settings are printed press FEED to select OFF and press ONLINE to select ON After switch number 8 on DIP SW 2 is set the printer once again prompts with Continue Push ONLINE SW Write Push Paper feed SW Repeat this process for SW 3 After all settings are selected the ONLINE and FEED lamps blink alternately and the new settings are written to the memory When the printer finishes writing everything to memory Dip SW setting complete is printed and the printer returns to ONLINE mode Never turn the printer off while the new settings are being written to the memory Always wait until Dip SW setting complete is printed Then turn the power off The function settings in the tables shown with after them are required for proper operation of the connected instrument To change other printer parameter software DIP switches see the DPU 414 manual Table 1 Serial Port Connection 770MAX DPU 414 Wire Color Serial input connector Pin RxD 2 TxD TxD 3 RxD GND 5 GND
36. acles and add connections to the new outputs as required 10 Upgrades Chapter 4 CHAPTER 5 TROUBLESHOOTING ON LINE ERROR MESSAGES The following messages can appear in the Go to Messages menu to indicate error conditions or problems with reading sensors This menu area should always be checked first when an operating problem is encountered 1 Measure PCB failed hardware failure 2 No sensor on chan 3 Invalid sensor type 4 Sensor checksum err 5 Sensor const bad the sensor multiplier or adder factor may be wrong Invalid pipe ID 7 Invalid tank height 8 Invalid channel the selected channel is wrong for the desired measurement i e Rejection ratio etc 9 Res sensor open patch cord or sensor cable may be bad 10 Res sensor shorted patch cord or sensor cable may be bad 11 Compensate error wrong compensation method selected or conductivity may be too high for this compensation method 12 Temp out of range 13 Unable to measure R unable to measure resistance of sensor air bubble dry cell etc 14 Invalid max PSI 15 Invalid tank area 16 Unknown measurement 17 Too big to display the measurement is too large to be displayed 18 Total flow over total flow has reached the upper limit 19 Temperature high 20 Voltage over range the voltage from the sensor pH pressure is too high bad sens
37. asurements Temperature compensated measurements such as conductivity resistivity require the temperature signal from the sensor to be within range or the compensated measurement will display asterisks If the temperature signal has failed or is not available operation can be continued by changing the temperature source under the Measurements menu to a fixed value or to use the temperature signal from another channel that is also correct for this measurement In some cases using temperature from another channel Troubleshooting 11 may be desirable anyway to obtain a faster responding or more accurate temperature signal Raw Sensor Signals Direct reading of the sensor output is available from the Measurements menu It gives raw readings in base units e g Hz for flowrate It is not adjusted with calibration factors temperature compensation etc and is helpful in finding the cause of erroneous readings To view the raw reading press Menus and select the desired measurement Page down to the last normal screen indicated by disappearance of the down arrow in the lower right corner then page down one more to see Raw reading from the sensor XXXXX XX plus identification of channel and internal range for resistivity OFF LINE DIAGNOSTICS The Diagnostic Menu is used to run a series of off line automated diagnostic testing routines to verify the operation of system components includ
38. ceived on one command bbbbbbbb the time hh mm ss or date mm dd yy If b is set to a character then the date and time will be returned Response Format if setting the date or time or Txx mm dd yy hh mm ss Where is the network address of the unit Chapter 6 RS232 Communications 37 Example 1 Set the time Command 70002 13 45 00 Response T01 OK Example 2 Read the data and time Command 0000 Response 07 02 97 13 45 20 Number of Bytes in Command The minimum number of bytes in this command is 7 plus a lt CR gt The maximum number of bytes in this command is 14 plus a lt CR gt Number of bytes in Response The minimum number of bytes in this response is 6 plus a lt CR gt The maximum number of bytes in this response is 23 plus a lt CR gt PRINT ERROR STATUS COMMAND Description This command is used to get a summary of all of the error counters Command Format Where xx is 00 Response Format aaaaaaa Each error counter is returned as a string such as Messages sent 45781 Example Command Q00 Response TO1 09 19 02 15 17 47 Q01 Exceptions 0 Q01 Divide by 0 0 Q01 Host Messages sent 1836 Q01 Host Messages received 78 Q01 LSC Messages sent 14010 Q01 LSC Messages received 13999 Q01 Comm errors 3 Q01 Comm timeouts 6 Q01 LSC Bus Busy 1 Q01 Buffer overflo
39. d the format is ERROR 01 invalid opcode 02 parameter error 03 checksum error 04 parity error 05 unit is not available 06 command failed 07 timeout error OC overflow error OD invalid board type OE data not available RS232 Communications Chapter 6 COMMAND SET Command Summary 09g comN e OOo EOD Ur de Con acce 2 a Command Opcode order Attention Set Auto Data Output Copy Calibration Get Data Echo Command Get Messages Get Parameter Print Meter Setup Read Input Line TOC Control Key Press Get Set Output Line Display Message Set Analog Output Print Error Status Reset Set Parameter Get Set Date Time Self Test Return All Setup Command Command Order Attention Copy Calibration Display Message Echo Command Get Data Get Messages Get Parameter Get Set Date Time Get Set Output Line Key Press Print Error Status Print Meter Setup Read Input Line Reset Return All Setup Self Test Set Analog Output Set Auto Data Output Set Parameter TOC Control Chapter 6 Function Returns the software revision level and serial number Enables or disables the data output Copies calibration data from one channel to all others Returns the latest set of measurement data Echoes the characters in the command for testing the port Returns all messages for a measurement Gets a pa
40. date Res 7 Res 15 71 dDisOxyHighGain Float Channels Cmd 9 Cmd 17 High gain factor for dissolved oxygen Res 7 Res 17 72 dDisOxyLowGain Float Channels Cmd 9 Cmd 17 Low gain factor for dissolved oxygen Res 7 Res 17 73 IMeasureErrorCode2 Long MAX MEASUR Cmd 9 Cmd 17 Extension of error code bits EMENTS Res 7 17 0 No extended measurement error 1 O2 sig over range 2 O2 sig under range 3 Sensor subID bad 4 Calc pH error 74 iAoutDecades Integer ANALOGS Cmd 9 Cmd 17 Number of decades for analog Res 7 Res 17 logarithmic output 77 dAtmPressure Float Channels Cmd 9 Cmd 17 Atmosphere pressure Res 7 Res 17 78 cTocCurrentOperation Charac SMART Cmd 9 Cmd 10 Current TOC activity ter CHANNELS Res 7 Res 10 0 TOC is idle 1 TOC is measuring 2 TOC is balancing 3 TOC is rinsing 4 TOC is setting flow rate 79 ILampLifeLimitHours Long SMART Cmd 9 Cmd 17 Lamp life limit CHANNELS Res 7 Res 17 7A cMeasureUnusedChannels Charac 1 Cmd 9 10 Set to zero to make meter skip ZerolsNo ter Res 7 Res 10 unused channel for faster measurements 30 RS232 Communications Chapter 6 7 fPsocVersionNumber Float SMART Cmd 9 Cmd 17 Sensor software version number CHANNELS Res 7 Res 17 7D ILampLifeTim
41. e minimum number of bytes in this response is 88 plus a CR The maximum number of bytes in this response is 88 plus a CR Chapter 6 RS232 Communications 33 DISPLAY MESSAGE COMMAND Description This command is used to display a message for a specified time period in seconds The display time is from 0 to 256 seconds specified as a hexadecimal number If the unit is in the menu mode then the menus will be terminated before the message is displayed Command Format Mxxaab ba Where xx is 00 aa is the display time in seconds from 00 to FF b b is the message to be displayed up 80 characters Response Format Mxx OK Where xx is 00 Example Display This is a test for 10 seconds Command 5 is a test Response 00 Number of Bytes in Command The minimum number of bytes in this command is 5 plus a lt CR gt The maximum number of bytes in this command is 85 plus a lt CR gt Number of bytes in Response The minimum number of bytes in this response is 6 plus a lt CR gt The maximum number of bytes in this response is 6 plus a lt CR gt SELF TEST COMMAND Description This command is used to perform the self test diagnostic test Command Format Where 5 00 Response Format if all of the tests pass if one or more tests fail Where xx 00 code of test that failed If more than one tes
42. egative number The next 8 bits are the exponent power of 2 The exponent is offset by 127 i e if the exponent is 126 then the exponent is 1 if the exponent is 127 then the exponent is 0 etc If the exponent is 00 and the mantissa is 0 then the number is 0 If the exponent is FF then the whole floating point value is not a number this typically occurs from an overflow such as a divide by 0 Example 1 Command D00B Response D01 A1 1940 8164 o cm 6D R 100 Example 2 Command D00 all measurements active Response 701 09 13 22 11 03 49 DO1 A1 1907 6299 o cm 61R 100 DO1 B1 25 5012 oC 08R 100 DO1 C1 527 2318 1BR 100 D01 D1 77 9289 oF 00R 100 DO1 E1 258 2900 PPM 5BR 100 DO1 F1 0 0000 HCI 73R 100 D01 G1 0 0000 NaOH 1DR 100 01 1 0 0082 2504 47R 100 01 11 52 7232 51R 100 D01 J1 1907 6299 o cm 100 01 527 2318 13R 100 DO1 L1 258 2900 PPM 52R 100 01 1 25 5012 oC 07R 100 01 1 77 9289 oF OAR 100 01 1 1907 6299 o cm 6FR 100 DO1 P1 52 7232 48R 100 Notes If the all of the data is requested by specifying the channel as then a number of responses will be sent out with the format described above Each response or line will be terminated with a CR character For example sending the command D00 may result is 8 responses for the 8 defined measurements in the meter Number of Bytes in Command The minimum number of by
43. eps 8 12 for the 3 remaining resistance verification points 15 Repeat steps 8 13 for the other channels to be verified 16 For the temperature range repeat steps 2 14 but with the decade box connected to the temperature leads of the conductivity adapter 17 For the voltage range repeat steps 2 15 witha precision voltage source connected to Smart voltage adapter 1000 79 18 For the frequency range repeat steps 2 15 with a precision frequency generator producing a meter will display Res 1 Res 2 Res 3 or Res 4 This is to accommodate a future feature All of these selections are equivalent the meter will auto range to the correct measuring circuit regardless of the number indicated Chapter 2 20 0 3 V square wave connected to Smart frequency adapter 1000 83 For frequency verification of channels 5 and 6 connect the frequency generator directly to TB2 terminals 7 and 6 respectively and to common TB2 terminal 2 Repeat step 18 omitting the adapter Press Menus twice to exit Recommended Verification Points Parameter Verification Range of amp Range Point Measurement Res 4 1000 0 7000 Res 3 2000 2 300 14 000 Res 2 50 000Q 3750 175 000 O Res 1 1 150 000 10 MQ Temp 11000 900 1500 O Volts 0 5 1 5 to 41 5 V Freq 500 Hz 0 5 4000 Hz The 770MAX automatically selects the appropriate measuring range for the r
44. er Long SMART Cmd 9 17 Sensor UV lamp timer CHANNELS Res 7 Res 17 7E ILampResetDate Long SMART Cmd 9 17 Sensor UV lamp reset date CHANNELS Res 7 Res 17 7F cAutoStartOn Charac SMART Cmd 9 Cmd 17 TOC auto start on ter CHANNELS Res 7 Res 17 80 iSRinseCycleinMinutes Integer SMART Cmd 9 Cmd 10 TOC rinse cycle minute CHANNELS Res 7 Res 10 81 cAutoCalibrateOn Charac SMART Cmd 9 Cmd 10 Auto Calibrate On ter CHANNELS Res 7 Res 10 82 iTimeBetweenAutoBalancel Integer SMART Cmd 9 Cmd 10 Time between AutoBalance In Hours nHours CHANNELS Res 7 Res 10 83 iBalanceLimitinPercent Integer SMART Cmd 9 Cmd 10 Balance limit in percent CHANNELS Res 7 Res 10 84 Charac SMART Cmd 9 Cmd 10 Toc measure on ter CHANNELS Res 7 Res 10 85 cAutoCalHold Charac SMART Cmd 9 Cmd 10 TOC AutoCal hold ter CHANNELS Res 7 Res 10 86 cKeypadLock Charac SMART Cmd 9 Cmd 10 TOC sensor key lock ter CHANNELS Res 7 Res 10 87 cSetFlowRate Charac SMART Cmd 9 Cmd 10 TOC sensor set flow mode ter CHANNELS Res 7 Res 10 88 cTocOverRideL imit Charac SMART Cmd 9 Cmd 10 TOC over Ride Limit ter CHANNELS Res 7 Res 10 89 fTocCondLimit Float SMART Cmd 9 17 TOC conductivity limit CHANNELS Res 7 Res 17 93 dToc Cond Mult Float SMART Cmd 9 Cmd 17 Toc Cond multiplier CHANN
45. esistance it detects CALIBRATION PROCEDURE 1 Chapter 2 Connect the appropriate adapter to the patch cord of the channel to be calibrated Connect its leads to the test equipment The resistance adapter has four leads two for resistance and two for temperature On the 770MAX front panel press Menus Press the up arrow key until Go to Calibrate is displayed then press Enter Press the up arrow key to display to Meter and press Enter In Hold time 00 mins if meter outputs are connected for alarm or control enter a value greater than the time in minutes needed to complete calibration Analog and relay outputs will be held at their current status for that period of time to prevent upset while off line Press Enter The channel parameter and range identification are displayed Select the channel and range to be calibrated using Enter and up arrow Select the calibration Type number of points It is recommended to do 3 point calibrations for resistance and 2 10 11 12 13 14 15 16 17 18 19 20 21 point calibrations for all other measurements including temperature Press Page Down to display the CALIBRATE METER screen with the reading and the recommended calibration value Set the test equipment for the exact calibration value Press Page Down and wait for the calibration to be performed Repeat steps 10 and 11 for additional calibration
46. ess Enter once for meters with software version 2 5 or greater passing through the Hold Time screen 5 Select the output signal to be calibrated and press Enter 6 Read the exact output current on the milli ammeter and enter that precise value into the 4 mA reads 4 0000 screen and press Page Down NOTE For meters with software version 2 5 or greater at the 4mA adjust screen use arrow keys and re adjust value displayed until milli ammeter reads 4 000mA and press Page Down Chapter 3 7 Read the exact output current on the milli ammeter and enter that precise value into the 20 mA reads 20 000 screen of the 770MAX and press Page Down NOTE For meters with software version 2 5 or greater at the 20mA adjust screen use arrow keys and re adjust 6 value displayed until milli ammeter reads 20 000mA and press Page Down 8 Enter the date and press Page Down to save it 9 Press page up twice and repeat steps 2 and 5 8 for the additional outputs 10 Press Menus twice to exit and resume normal measurement The 770MAX automatically computes any deviation from 4 and 20 mA and adjusts itself accordingly 11 Reactivate any system suspended in step 1 ANALOG OUTPUT VERIFICATION Analog outputs may be verified using the 770MAX diagnostic menu and milli ammeter The menu allows setting the analog outputs to specific mA values Verification Procedure 1 Disable or place in manual any control system
47. ew Password DISPLAY SETUP Display Line 13 Display Line 14 Display Line 15 DISPLAY SETUP Display Line 16 P Wrong Password Lost Passwords Y entered Wrong password was Press the Enter key RECOVER PASSWORDS Master ACEGI User 1 CFILO User 2 GKOSW 45 Menu Trees Chapter 7 RS232 NETWORK AND RESET MENUS Main Menu Select a menu using then press enter Go to RS232 Setup Y 88232 Setup Y Network Y Reset RS232 SETUP NETWORK SETUP RESET MENU Baud 38 4K Par Even Network Address 001 Select 0 type using Data Output On Type None TL then press Enter Outputs time 120 sec Status Not Install 85232 SETUP Network Address 001 Status No Errors Messages 5987 46 Reset System Reset Options 1 System 2 Measurements 3 Total Flow 4 Total Grains System Y Measurements y Total Flow Total Grains RESET SYSTEM Press Page Down when ready 10 reset or other keys to quit RESET MEASUREMENT Reset Channel 1 Press Enter fo reset or other keys fo quit RESET TO TOTAL FLOW Reset total on Ch 2 Press Enter 10 reset other keys to quit RESET TOTAL GRAINS Reset total on Ch 2 Press Enter 10 reset other keys to quit The system has been
48. id max GPM 22 Check TDS factor 23 Range may be wrong 24 Invalid setpoint 25 Reference volts bad 26 Flow rate is 0 27 Bad meter calibrate 28 A D over range 29 Bad install factor 30 Gain Error 31 Meas S W too old OD sName String Measurements Cmd 9 15 Name of measurement Res 7 Res 15 OE iAvgMode Integer Measurements Cmd 9 Cmd 10 Averaging level Res 7 Res 10 0 NONE 1 LOW 2 MEDIUM 3 HIGH 4 SPECIAL OF fCellMultiplier1 Float Channels Cmd 9 Cmd 17 Sensor Multiplier for main signal Res 7 Res 17 10 fCellAdditive1 Float Channels Cmd 9 Cmd 17 Sensor additive for main signal Res 7 Res 17 11 fCellMultiplier2 Float Channels Cmd 9 Cmd 17 Sensor multiplier for second signal Res 7 Res 17 12 fCellAdditive2 Float Channels Cmd 9 Cmd 17 Sensor additive for second signal Res 7 Res 17 18 fTDSFactor Float Measurements Cmd 9 Cmd 17 TDS factor Res 7 Res 17 14 iCompMode Integer Measurements Cmd 9 10 Compensation method Res 7 Res 10 0 1 STANDARD 2 CATION 3 GLYCOL 100 4 GLYCOL 50 5 ALCOHOL 6 LINEAR 7 LIGHT84 15 Float Measurements Cmd 9 17 Linear compensation value in Percent Res 7 Res 17 16 iTempSource Integer Channels Cmd 9 Cmd 10 Temperature source Res 7 Res 10 O this channel 1 fixed 2 channel 1 3 channel 2 4 channel 3 5 channel 4 17 fMan
49. ing meter sensors analog output serial port network display keypad flow channels inputs and outputs NOTE Some diagnostic tests may interrupt normal operation such as analog outputs To access the Diagnostic Menu 1 Press Menus 2 Press the up arrow key until the Diagnostic Menu is displayed and then press Enter 3 Use the up down arrow keys to select a test then press Enter The indicated test will be performed and the results displayed 4 To test another component press Page Up to return to the Diagnostic Menu and select the next component 5 After completing the desired diagnostics press Menus twice to exit the menu system and return to display mode See the appropriate section below for information regarding the specific diagnostic tests Meter Tests Use to test the timers ROM checksum and RAM Tests are performed sequentially press Enter to perform next test 12 Troubleshooting Smart Sensors Select a channel to view the raw sensor data actual voltage ohms etc Analog Output Select an output to test and then enter a current value milliamps to send out the analog output then press Page Down to set Repeat test with a second current value to verify range response Serial Port On back of meter use a jumper wire to connect TB2 terminals 9 and 10 then press Enter to begin test Network Diagnostic not currently available Display An automated sequence will test the d
50. inst defects in materials and workmanship for 18 months from the date of shipment from Thornton Some non Thornton manufactured resale items may have shorter warranties Thornton honors only the warranty period of the original manufacturer Consumable items such as pH and ORP sensors and TOC UV lamps are warranted for a period of 6 months from shipment in normal use and service Catalog descriptions although accurate should not be taken as a guarantee or warranty Mettler Toledo Thornton s obligation under the warranty shall be to repair at its facility or replace any products which Thornton finds to be defective Items returned for warranty must be properly packaged shipped prepaid and insured and must be accompanied by a Return Materials Authorization RMA assigned by Thornton Customer Service Proper return packaging for pH ORP and dissolved oxygen sensors includes their original storage boot chamber or alternative packaging containing a small amount of water to keep the sensor tip from drying out Note Substitution modification or mis wiring of cables voids all warranties THE ABOVE WARRANTY IS THE ONLY WARRANTY MADE BY METTLER TOLEDO THORNTON INC AND IS IN LIEU OF ALL OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING WITHOUT LIMITATION IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE THORNTON SHALL NOT BE LIABLE FOR ANY LOSS CLAIM EXPENSE OR DAMAGE CAUSED BY CONTRIBUTED TO OR ARISING OUT OF THE ACTS OR OMISSI
51. isplay of all characters alpha numeric and symbol Press Enter to stop the test Keypad Press any key to test its response the correct name of the key should be displayed Press Menus twice to exit this test Flow Channels Diagnostic not currently available Inputs The level of the input lines high or low will be displayed and updated every second Outputs Set the outputs low or high for testing Press 1 to set low or 2 to set high Self Tests An automated series of tests will check the operation of the following components Smart sensors Analog outputs Chapter 5 Discrete outputs Discrete Inputs Network Display circuit board Measurement circuit board Options circuit board Other circuits ROM RAM etc The display shows how many tests have run the elapsed time and the number of errors found Press Menus to stop the test sequence Chapter 5 Troubleshooting 13 CHAPTER 6 RS232 COMMUNICATIONS Connections for the RS232 serial port are shown in Chapter 4 GENERAL The Serial Port Communications command set provides the user with complete control and configuration of a meter 1 All messages sent to and from the meter will consist of the printable set of ASCII characters Each message will be terminated with a carriage return CR character 2 All messages sent to the 770MAX will receive a response The response will consist of the requested data an OK message or an error
52. k level 09 Siemens cm conductivity 2B tank level 0A TDS 2 X Y OB degrees 2D current OC degrees F 2E equivalents diCap OD HCI 2F liters second OE NaOH 30 grams per liter OF 5 31 10 rejection 32 ppb 11 pH 33 O saturation 12 volts 34 Volt Amps 13 flow 35 Watts 14 gallons flow 36 pHc 15 m hour flow 37 pbCO2 16 flow 38 ppbCl 17 m flow 39 pbSO4 18 liters flow 3A pmCO2 19 liters minute flow 3B ppmCl 1A flow 3C pmSO4 1B recover 3D m TOC 1C 3E gC L TOC 1D KPascals 3F ohm cm TOC 1E mmHg 40 S cm TOC 1F 41 degrees C TOC 20 pressure 42 degrees F TOC 21 inches 43 ml mn TOC ee multiplier 00 none 01 nano 02 micro 03 milli 04 units 05 kilo 06 mega 07 auto ff status byte 00 0 01 low setpoint 02 high setpoint 03 USP setpoint error 04 over range 05 under range not used ww exclusive OR checksum of all the preceding bytes Chapter 6 RS232 Communications 19 IEEE floating point data 4 bytes ASCII characters NOTE the floating point number is sent in reverse byte order i e the floating point number is ppoonnmm in IEEE format Bit seven of the first byte pp is the sign bit for the number 21 for a n
53. l pluggable connector 2 for models 775 1 and 775 25301 Fuse 0 5 A slo blo 5 20 mm Littlefuse 218 500 or equivalent 35092 Panel mounting screws 6 32 x 7 16 4 21800 Front panel assembly molded cover with gasket screws retaining washers and keypad 07331 Screws for front panel 2 required included in front panel assembly 21674 Retaining washers for front panel 2 required included in front panel assembly above 21675 Vacuum fluorescent display module order connector and mounting standoffs separately 47048 Connector for vacuum florescent display module above essen 25300 Liquid crystal display module order mounting standoffs 47047 Display standoffs 4 required for either display 21673 Relay option kit to convert model 775 010775 1 sse 1000 91 Analog output amp relay option kit to convert 775 0 to 775 1000 92 Recommended Spare parts 51 52 Accessories and Spare Parts Chapter 8 WARRANTY Mettler Toledo Thornton Inc warrants products it manufactures aga
54. lways a character Measurement designator A Z Channel of measurement 1 6 Setpoint condition no error gt high setpoint exceeded low setpoint exceeded Always a space Measurement data Always a space Chapter 6 20 24 Units for measurement example Mo cm 25 M Always a space 26 27 gg Exclusive or checksum of all preceding characters 28 Pd Always a space 29 30 Rz Always the characters R 31 ES Always a space 32 38 rrrrrre The value of the measurement range resistor 39 d Always a space 40 h Carriage Return character Data Output Example T01 09 13 22 08 37 04 D01 A1 3 4685 Mo cm 1B R 1000000 D01 B1 21 4632 09 R 1000000 D01 K1 0 2930 uS cm 13 R 1000000 DO1 L1 0 1100 PPM 56 R 1000000 ATTENTION COMMAND Description This command will return the software revision level meter configuration and serial number It is also used to determine if the meter is on line and able to communicate Command Format Axx Where is 00 or the HEX value of the network address for the unit The command or will also work Response Format AxxzThornton 775 aaaaa aaa Verzzzzz S N bbbb bb Where xx is the HEX value of the network address for the unit yyy is the model number zzz is the software revision number aaaa aa is the unit name as programmed by the user 20 characters maximum
55. m for reliable connection DC Power Wiring Earth ground 1 DC power positive DC power negative CAUTION Power wire insulation must be stripped back 0 5 in 13 mm for reliable connection SENSOR WIRING Smart sensor patch cords plug into jacks CH1 through CH4 To avoid confusion when unplugged label the channel at the end of each patch cord Extending or making a break in patch cords must be done only using extension cables 1005 87 5 ft 1 5 m or 1015 87 15 ft 3 and union connector 25320 CAUTION Do not cut or shorten patch cords They use very fine gage shielded cable not suitable for screw terminals or splicing Do not extend patch cords using computer network cables since they provide only 8 of the 10 conductors needed by 770MAX and will damage the modular jacks Pulse input flow sensor wiring is shown in Appendix B of Instruction Manual 84372 Chapter 1 Other Connections Refer to rear panel figure for location All models Channel 6 flow 8 Bieta ground RS232 receive 14 Discrete out 1 AI models Analog output 5 Chapter 1 Modos oly 776 normaly dosed Models 8 Relay common ony Introduction 3 CHAPTER 2 METER CALIBRATION The 770MAX has been factory calibrated to meet its specifications It is not normally necessary to re calibrate unless extreme conditions cause out of spec operation shown by verification Periodic verification
56. message 3 All commands must specify an identifier address same as the network address The identifier address 00 will be read by any meter as its address Therefore there are two addresses that the meter will respond to address 00 and the address set as the Network Address COMMAND FORMAT The format of all commands is lt gt Where a is the opcode upper case letter from A to 2 xx This address is 00 for the serial port interface is the command data Format may include for setting parameters or special function characters CH is the ASCII carriage return character RESPONSE FORMAT The format of all responses is lt gt Where is the opcode upper case letter from A to 2 is the network address of the unit from 01 to FF hexadecimal is the response data CH is the ASCII carriage return character The response data will be one of the following types Command Accepted if the command is accepted then the response data section will consist of the message OK Command Data if the command requests data then that information will be returned The format of the data depends upon the command type Command Rejected if the command is rejected then an error message will be returned with the format ERROR yy where is an error code ERROR CODES 14 The following error codes will be used when a command is rejecte
57. nections to the 770MAX RS232 port are given below If the computer has a 25 pin connector on that connector pin 7 connects to Ground pin 3 connects to Receive and pin 2 connects to Transmit Software upgrade kits may only be used in an instrument with main software revision 3 0 or higher 770MAX to computer RS232 port wiring DB9 Connector to computer view of end 5 computer OOOOO of cable that plugs into 9 OO OO 6 1 770 2 TB2 terminals 3 4 5 6 7 8 Ground 9 Receive 10 Transmit OUTPUT UPGRADES Relays and additional analog outputs may be added with circuit boards to existing 775 0 Instrument which has no option board already installed Kit 1000 91 adds 4 SPDT relays to convert an instrument to model 775 A1 Kit 1000 92 adds 4 SPDT relays and 4 additional analog outputs to convert an instrument to model 775 A2 CAUTION Adding these outputs restricts operating conditions Kit 1000 91 lowers the maximum ambient temperature rating to 104 F 40 C when operating on 230 VAC power Kit 1000 92 lowers the maximum ambient temperature rating to 104 F 40 C on 115 VAC power and cannot be used above 130 VAC This kit may only be installed in an instrument with main software revision 1 5 or higher Chapter 4 Upgrades Output Kit Installation Procedure 1 Disconnect power wiring and unplug all input and output connections from the unit labeling the location
58. not used with pulse input flow sensors Pressure and level sensors are limited to 150 ft 45 6 m maximum and 4 electrode conductivity sensors are limited to 50 ft 15 2 m maximum length O23 COND 1001 79 5 1 5 mM ine ete P edd 1005 79 m COPD a 5 50 1010 79 15 ft 4 5 M Cold eene ato fee t 1015 79 20 f TA EAEL EE se abe 1025 79 50 ft 15 2 m Cord ucc e d eee Ld Lt e ede be oe 1050 79 100 ft 30 5 m Tute sete Ug ae Vu utu E Ng 1100 79 150 1 45 6 m Cord cess siepe uae ee ee 1115 79 200 TE 61 my c ausos es EK 1120 79 300 ft 91 m cord idee e ae ECHO de E ER TREE ds 1130 79 Rear cover for wall mounting and NEMA 4X IP65 1000 69 Cable Grip Kit for sealing 1 2 conduit hole entrances for 2 patch cords to rear cover or other enclosure with large grommets to pass modular connector of patch cord 1000 80 Pipe mounting bracket for 2 15540 Ferrite Suppressor Module 2 required on power line for CE compliance 95010 Patch cord extension 5 ft 1 5 M iino EORR RE MAE c e e RR ee ie dica 1005 87 Patch cord extensi
59. of each plug in connector for use in re installation 2 Peel off the rear face terminal identification label and replace it with the label supplied in the kit which will have additional cutout s 3 Loosen the two front cover screws they are captive and will be retained in the cover 4 Liftthe front cover off the instrument and unplug the keypad ribbon cable from the front circuit board 5 Carefully slide the entire assembly of circuit boards out of the case onto a static free surface 10 11 As shown in the exploded view in Chapter 1 Introduction align the new output option circuit board with the large dual connector at the bottom back between the power supply and measurement boards Carefully plug it into the back of the main circuit board Carefully align the entire circuit board assembly so each circuit board keys into its respective slot in the case and slide it in Some flexing may be necessary to assure complete installation The terminal blocks must fit into the cutouts to be flush with the back of the case Plug the front cover keypad ribbon cable back onto the display circuit board pins Replace the cover back onto the instrument and tighten the two cover screws Mark the instrument identification label with the appropriate model number replace the final 0 in 775 0 with a 1 if using 1000 91 or with 2 if using 1000 92 Reinstall the existing wiring plugs to respective recept
60. on 15 ft 4 5 m aaia 1015 87 Connector for patch cord nnne nennen nere 25320 12 VDC Power Supply for 1 or 2 pulse input flow sensors powered by 85 265 1000 65 24 VDC Power Supply for 1 or 2 pulse input flow sensors powered by 85 265 VAO 1000 66 Pulse input flow sensor kit required for some pulse flow sensors 1000 67 Automatic Smart Calibr tor Kit assos 1 gc espe tp bet dere Ser a pedes 1875 120VAC calibrator power supply used when not connected to 770MAX for downloading to PC 36151 Smart pH ORP BNC preamp for pH ORP electrode with BNC connector no temp comp 1000 78 Smart pH ORP K9 preamp for pH ORP electrode with K9 connector no temp comp 1000 84 Smart conductivity adapter cable allows decade box input for calibration 1000 82 Smart frequency adapter cable allows frequency input for pulse flow meters 1000 83 Z 0MAX Service Manual cce da ad bedeutet bte endet E reet ais 84373 50 SPARE REPLACEMENT PARTS Description Part Number 10 Terminal pluggable connector 2 for models 775 08 775 _ 1 for model 775 _2 25302 6 Termina
61. or 21 Invalid max GPM 22 Check TDS factor Chapter 5 23 Range may be wrong measurement may have a wrong range i e set for S cm instead of uS cm 24 Invalid setpoint 25 Reference volts bad for pressure sensors this is a bad sensor 26 Flow rate is 0 the flow rate is zero gpm so the calculated measurement is zero or over range 27 Bad meter calibrate a meter calibration factor is bad should recalibrate 28 A D over range the A D convert reported an error may be a defective measurement board 29 Unknown error xxxx LSC is Locked could appear in the startup screen and indicates that internal local serial channel communication has halted This could be caused by loose internal connections Re seat all circuit board and ribbon cable connectors and re power the instrument If the message persists factory service will be required NOTE When a 500TOC Sensor is connected to a 770MAX instrument the Messages menu area will appear different There will be three options shown on the message display 1 Current Messages 2 Messages History and 3 Clear History There may be Error and Fault messages specific to the 5000TOC Sensor within these menu options Refer to the 5000TOC operations manual 84445 for detailed information regarding Error and Fault messages specific to the 5000TOC Sensor and the use of these menus SENSOR TROUBLESHOOTING Temp Compensated Me
62. or calibration may also be necessary to conform with QC requirements The 770MAX may be calibrated using high precision resistance decade boxes voltage source and frequency generator with the following procedures This is intended only for installations that have a policy of traceability to their own internal standards Standards equipment accuracies must exceed the 770MAX specifications as required by the applicable QC policy NOTE This is an extensive process requiring 72 calibration points to fully cover all measurement ranges of all parameters on all channels It is strongly recommended where possible to use the Thornton 1875 Automatic Smart Calibrator Kit which is supplied with a traceable certificate of accuracy It also enables printing out calibration certificates for instruments it has calibrated It is supplied with its own instruction manual It is necessary to verify and or calibrate only those measuring circuits actually being used in the installation The following Adapters are needed to interface with standards equipment 1000 82 resistance adapter for conductivity resistivity temperature 1000 79 voltage adapter for pH ORP pressure level 1000 83 frequency adapter for flow Before attempting calibration perform a verification to determine if calibration is in fact necessary Verify at least one value for each internal range Recommended values are given in the table at the end of the verification proced
63. own to do cal CALIBRATE SENSOR A reads 147 51 S cm Cal point 2 147 0 Page Down to do cal SENSOR CAL IS DONE Before 123 1 S em After 121 9 S cm Enter date 00 00 00 Chapter 7 cal Enter OO for no Hold time 00 mins cal Enter 00 for no Hold time 00 mins Input 0 00000 Error 0 23796 CALIBRATE ANALOG Channel 1 reads 4 0001 mA Page Down when set CALIBRATE METER Chan 1 Res 1 Type 2 point Page Down when set SAVE VERIFY DATA Chan 1 Res 1 Enter Date 01 02 00 Page Down to store CALIBRATE ANALOG Channel 1 20 reads 20 001mA Page Down when set CALIBRATE METER 1 reads 3 9942 Cal point 1 4 0000 M Page Down to do cal SAVE VERIFY DATA Chan 1 Res 1 Enter Date 01 02 00 Verify Data is Saved ANALOG CAL IS DONE Before N A N A Enter date 05 12 00 CALIBRATE METER 1 reads 1 8029 M Cal point 2 1 8180 M Press ENTER when set METER CAL IS DONE Enter Date 00 00 00 Menu Trees 43 ANALOG OUTPUTS SETPOINTS AND RELAYS MENUS 44 Main Menu Select a menu using TJ then press enter Go to Measurements Y Analog Outputs ANALOG 1 Meas A DI Tank S cm Type Normal Low Value 4mA Types 1 Normal linear 2 Bi linear 3 Auto Range 4 Logarithmic
64. parameter Command Format Zxx Where xx is 00 Response Format The response will be multiple lines of data Each line will be terminated with a CR character and will have the following format same as the Get Parameter Command response Gxxaabb cccccccccca Where is 00 aa code of parameter to be changed 00 to FF bb channel or measurement number value up to 10 digits including a decimal point d optional multiplier u micro m milli kilo or M mega Number of Bytes in Command The minimum number of bytes in this command is 4 plus a CR The maximum number of bytes in this command is 4 plus a CR Number of bytes in Response The number of bytes in the response is approximately 25200 twenty five thousand two hundred GET SET OUTPUT LINE COMMAND Description This command is used to set an output line to either a low or high level It is also used to read the state of the line without changing it Command Format Lxxaab Where is 00 output number state O low 1 high If b is set to a character then the state will be returned not changed Response Format Lxxaazb Where xx is meter address output number 00 1 01 output 2 b the state of the output O low 1 high Example 1 Set output 1 high Command L01001 Response 101 36 RS232
65. pin connector is attached to the connector located at the rear of the printer Use Table 1 and the operating manual for the meter to determine how to wire the leads to the meter Connect the leads to the pluggable connector that comes with each meter If the printer power is turned ON turn the power switch OFF While pressing the ONLINE button turn the power switch ON Release the ONLINE button after the list of the current settings starts printing The printer will print the following prompt Continue Push ONLINE SW Write Push Paper feed SW Compare the DIP SW settings to the values in Tables 2 4 in this Installation manual If any of the DIP SW settings need to be changed push the ON LINE button Do not change any of the critical settings noted as in Tables 2 4 Go to Step 9 If none of the DIP settings in Tables 2 4 need to be changed push the FEED button Go to Step 16 The printer will print Dip SW 1 then prompt for the input of new settings starting with 1 and continuing through 8 of software Dip SW 1 To select OFF press the FEED button To select ON press the ONLINE button The resulting setting is then printed out to signify confirmation of the new setting The ONLINE or FEED lamp lights also light when pressed to confirm button operation The Dip SW Set mode can not be canceled once it is initiated Input either ON or OFF for every setting in order from switch number 1 through 8 After switch number 8 on DIP S
66. points On completion METER CAL IS DONE will be displayed Correct the date if necessary and page up twice to the main calibration screen Set the channel parameter range and type for the next calibration and page down Repeat steps 8 14 for the remaining ranges Repeat steps 1 and 8 15 for the other channels to be calibrated For the temperature range repeat steps 1 2 and 8 16 but with the decade box connected to the temperature leads of the conductivity adapter For the voltage range repeat steps 1 2 and 8 16 with a precision voltage source connected to Smart voltage adapter 1000 79 For the frequency range repeat steps 1 2 and 8 16 with a precision frequency generator producing a 0 3 V square wave connected to Smart frequency adapter 1000 83 For frequency calibration of channels 5 and 6 connect the frequency generator directly to TB2 terminals 7 and 6 respectively and to common TB2 terminal 2 Repeat step 19 omitting the adapter Press Menus twice to exit Units manufactured prior to March 00 may give an erroneous default resistance on one range of 20 which should be changed in the display and in the decade box setting to 2000 Meter Calibration Calibration Values Point 1 Point 2 Point 3 Res 1 4 000 160 0 1 8MO Res 2 160 0KQ 70000 25 0 Res 3 70000 500 00 20000 Res 4 500 00 10 00 200 00 Temp 10000 14000 Voltage 1 000V 1 000V Fre
67. power supply circuit board is located on the left side of the instrument It contains the universal 100 240 VAC or 24 VDC power supply plus terminal connections for the 4 standard analog outputs RS232 communications discrete inputs and outputs and pulse flow input circuits The measurement circuit board is on the right side of the instrument and contains the measuring and communication interface circuits for smart sensors plus the NVRAM with measuring circuit calibration data The options circuit board if used is in the center and contains 4 relays and may contain 4 additional analog output circuits and their calibration data depending on the option specified The label on the rear of the case depends on which if any options board is installed An options board may be installed in the field using the appropriate kit of parts REAR LABEL CASE MEASUREMENT PCB ASSEMBLY MAIN PCB ASSEMBLY 770MAX exploded view Chapter 1 Introduction 1 WIRING For full installation wiring instructions refer to manual 84372 Information here is for reference only CAUTION Route all sensor and output signal wiring away from power and switching circuits to minimize noise pickup and interference Rear panel terminal boards 2 Introduction AC Power Wiring Earth ground 1 power neutral AC power hot CAUTION Power wire insulation must be stripped back 0 5 in 13 m
68. q 100 0 Hz 1000 0 Hz 6 Meter Calibration Chapter 2 CHAPTER 3 ANALOG OUTPUT CALIBRATION ANALOG OUTPUT CALIBRATION This section describes calibration of the 0 4 20 mA output signals For startup information to scale the range that the signal represents in engineering units see main Instruction Manual 84372 Chapter 4 Analog output signals are factory calibrated within specifications but may be re calibrated if necessary The 770MAX analog output calibration is performed by measuring the output signal when it is set to its minimum 4 mA and maximum 20 mA limits and entering the exact mA value into the instrument s display The 770MAX automatically computes any deviation from 4 and 20 mA and adjusts itself accordingly Verification of outputs is accomplished through a diagnostic menu It is desirable to calibrate and verify when the system receiving instrumentation is connected in the circuit to present the approximate operating load to the circuit Maximum load is 500 ohms Calibration Procedure 1 Disable or place in manual any control system using the analog output signals since they will be interrupted during calibration 2 Connect a high precision milli ammeter series with the analog output signal to be calibrated See Chapter 1 for terminal connections 3 Press Menus and Up arrow to display Goto Calibrate and press Enter 4 Press Up arrow to display Goto Analog and press Enter twice pr
69. r value Command Format Sxxaabb ccccccccccd lt CR gt Where is 00 or the HEX value of the network address for the unit aa code of parameter to be changed 00 to FF see list below bb index number for the parameter in hexadecimal notation See table below value up to 10 digits including a decimal point d optional multiplier micro m milli K kilo or M mega Response Format Sxx OK Where is the HEX value of the network address for the unit Example Set the value of setpoint 3 to 0 001125 on a MAX with network address 5 Command 5002 02 1 125000 Response 505 Number of Bytes Command See table below Number of bytes in Response The minimum number of bytes in this response is 6 plus a lt CR gt The maximum number of bytes in this response is 6 plus a lt CR gt Notes 1 Setting sensor type and sub type Codes 05 and 06 does not change the meter display The display only changes after entering the measurement menu 2 can be a sub code for the change to be performed on the specific parameter The sub codes are included in the Description column of the table below GET PARAMETER COMMAND Description This command will get a parameter value Command Format Gxxaabb Where is 00 or the HEX value of the network address for the unit aa code of parameter to get 00 to FF see lis
70. rameter value Sends the meter setup out serial port readable format Reads the state of an input line Performs various control functions on a TOC sensor Simulates a key press returns the menus displayed Gets or sets the state of an output line Displays a message Sets the analog output current to a level for testing Returns a summary of all error counters Performs various types of resets Sets a parameter value Gets or sets the date or time Performs all of the self tests Returns all setup information Function Returns the software revision level and serial number Copies calibration data from one channel to all others Displays a message Echoes the characters in the command for testing the port Returns the latest set of measurement data Returns all messages for a measurement Gets a parameter value Gets or sets the date or time Gets or sets the state of an output line Simulates a key press returns the menus displayed Returns a summary of all error counters Sends the meter setup out serial port readable format Reads the state of an input line Performs various types of resets Returns all setup information Performs all of the self tests Sets the analog output current to a level for testing Enables or disables the data output Sets a parameter value Performs various control functions on a TOC sensor All other opcodes will return an error message RS232 Communications Opcode 40 0
71. t below bb channel or measurement number index number see below Response Format Gxxaabb ccccccccccd Where is the HEX value of the network address for the unit aa code of parameter to get 00 to FF see list below bb input channel 1 6 value up to 10 digits including a decimal point d optional multiplier u micro m milli K kilo or M mega 22 RS232 Communications Chapter 6 Get the value of setpoint 2 Command G002A01 Response G012A02 1 125000m Number of Bytes in Command The minimum number of bytes in this command is 8 plus a lt CR gt The maximum number of bytes in this command is 8 plus a lt CR gt Number of bytes in Response See table below VARIABLES FOR GET AND SET PARAMETER COMMAND For the index number the maximum value depends upon the parameter type and may be 1 Channels 6 00 05 2 Circuits 7 00 06 3 Measurements 16 00 0F 4 Analogs 8 00 07 5 Relays 4 00 03 6 Setpoints 16 00 0 1 That the number of bytes sent or received in the table below includes the carriage return 2 n some cases you can send data values that are outside of the proper range and these will set the parameter to an undetermined value that may cause operation problems It is up to the programmer to assure that valid values are sent Chapter 6 RS232 Communications 23
72. t fails then multiple codes will be included in this response each separated by a comma The codes are 01 ROM test fails 02 RAM test fails 03 NVRAM test fails 04 Timer test fails 05 A Dtest fails 06 Serial port test fails 07 Network Test fails 08 Display test fails 09 Keypad test fails OA Analog output test fails Example Command U00 or Response U00 FAILED 01 04 This response indicates that the ROM test and timer 1 tests failed 34 RS232 Communications Chapter 6 Number of Bytes in Command The minimum number of bytes in this command is 4 plus a lt CR gt The maximum number of bytes in this command is 4 plus a lt CR gt Number of bytes in Response The minimum number of bytes in this response is 6 plus a lt CR gt The maximum number of bytes in this response is 13 plus a lt CR gt ECHO COMMAND Description This command is used to test the serial port The characters in the command are sent back in the response Command Format Where is 00 a a string of any ASCII characters used to test the port up to 128 Response Format 22 Where is 00 a a string of characters from the command zz OK if there is no communication problem Example Command E00123456789A Response E00 123456789A 0K Number of Bytes in Command The minimum number of bytes in this command is 3 plus a lt CR gt The
73. tes in this command is 4 plus a lt CR gt The maximum number of bytes in this command is 6 plus a lt CR gt Number of bytes in Response The minimum number of bytes in this response is 39 plus a lt CR gt The maximum number of bytes in this response is 644 SET AUTO DATA OUTPUT COMMAND 20 Description This command will enable or disable the automatic data output Command Format Where is 00 or the HEX value of the network address for the unit 1 to enable the data output 0 to disable the data output Response Format Where is the network address of the unit Example To enable the data output of this unit RS232 Communications Chapter 6 001 Response B66zOK Number of Bytes in Command The minimum number of bytes in this command is 4 plus a lt CR gt The maximum number of bytes in this command is 4 plus a lt CR gt Number of bytes in Response The minimum number of bytes in this response is 6 plus a lt CR gt The maximum number of bytes in this response is 6 plus a lt CR gt Notes The data output varies according to the number of parameters set for display A P see also the Get Data Command D01 RESET COMMAND Description This command will perform various types of resets either a system measurement total flow or testing reset The reset parameter character can be 1 S performs a system reset 2 M performs a
74. ualTemp Float Channels Cmd 9 Cmd 18 Fixed temperature value in DegC Res 7 Res 18 Chapter 6 RS232 Communications 27 Type Maximum Index Minimum Maximum Description Number Number Number of Bytes of Bytes 18 iResolution Integer Measurements Cmd 9 Cmd 10 Resolution for measurement Res 7 Res 10 O auto 1 712 2 70 1 3 70 01 4 0 001 19 ISerialNumber Long Channels Cmd 9 Cmd 9 Sensor serial number Get only Res 10 Res 19 1A ISensorCalDate Long Channels Cmd 9 Cmd 9 Sensor calibration date time Get only Res 17 Res 17 1B dTotalFlow Float Channels Cmd 9 Cmd 20 Total flow for channel Response size Res 17 Res 26 varies with reading of the meter 1C fPipelD Float Channels Cmd 9 Cmd 17 Pipe inside diameter in inches Res 7 Res 17 1D iFlowExternReset Integer Channels Cmd 9 10 External flow reset enabled disable Res 7 Res 10 O disable 1 enable 1E fMaxGPM Float Channels 9 Cmd 16 Maximum GPM Res 7 Res 25 1F fMaxPSI Float Channels Cmd 9 Cmd 16 Maximum PSI Res 7 Res 25 20 fTankHeight Float Channels Cmd 9 16 Tank height in feet Res 7 Res 25 21 Float Channels Cmd 9 Cmd 16 Tank area in square feet Res
75. ure VERIFICATION PROCEDURE 1 If the 770MAX outputs are connected for alarm or control set a hold time per steps 3 6 of the calibration procedure in the next section Press Menus twice to exit 2 Connect the appropriate adapter to the patch cord of the channel to be verified 3 Connect the adapter leads to the test equipment The resistance adapter has four 4 Meter Calibration leads two for resistance and two for temperature 4 Onthe 770MAX front panel press Menus Press the up arrow key until Go to Calibrate is displayed Press Enter 6 Press the down arrow key to display Go to Meter Verify 7 Press Enter The channel parameter and range identification are displayed 8 Select the channel and measurement type to be verified using Enter up arrow Measurement types are Res Temp Volts and Freq 9 Enter the verification value from Table A at Input including any unit multiplier e g M etc 10 Set the test equipment for exactly the same verification value from Table A 11 Allow the error value to fully stabilize and then confirm that the resulting Error in percent of reading except for voltage is acceptable 12 NOTE Calibration is unnecessary if the error is smaller than the limit of error of the standard or of the 770MAX specification 13 Press Enter to reach the parameter range field e g Res _ 14 Press up arrow to go to the next range and repeat st
76. using the analog output signals since they will be interrupted during verification 2 Connect a high precision milli ammeter series with the analog output signal to be verified See Chapter 1 or terminal connections 3 Press Menus and Down arrow to display Goto Diagnostic and press Enter 4 Use Up down arrows if needed to display Goto Analog Output and press Enter 5 Using up down arrows select the Analog Output to be verified and press Enter 6 Using Up down arrows set Output 4 00mA or another level to be verified 7 Press Page Down 8 Measure the actual output on the milli ammeter record the value and compare it with 770MAX output specifications Analog Output Calibration 7 9 Repeat steps 6 through 8 for 8 12 16 20mA 10 Press Menus twice to exit 12 Reactivate any system suspended in step 1 8 Analog Output Calibration Chapter 3 CHAPTER 4 UPGRADES There is software for various functions located in the 770MAX The need for field upgrade is likely to occur only with the Main Program and Measurement software Optional relays and additional analog outputs can be added in the field using the appropriate kits described later in this chapter MAIN AND MEASUREMENT SOFTWARE UPGRADE For software upgrades refer to upgrade kits 91006 Upgrade Tools one kit per site and 91007 Upgrade Components one kit per instrument and their instructions 84551 For reference the con
77. ws 0 Q01 Wrong sender 0 Q01 Error responses 0 Q01 LSC Collisions 2 Q01 LSC Tx Timouts 0 Q01 LSC Resets 0 Q01 EEPROM Errors 0 Q01 Sensor Nvram Errors 0 Q01 Measure glitches suppressed 26 Number of Bytes in Command The minimum number of bytes in this command is 3 plus a lt CR gt The maximum number of bytes in this command is 3 plus a lt CR gt Number of bytes in Response The number of bytes in this response is approximately 500 38 RS232 Communications Chapter 6 COPY CALIBRATION COMMAND Description This command is used to copy the meter calibration from one channel to all other channels Command Format Where is 00 a the channel that holds the calibration data to be copied to all others Response Format Command C00 2 Response 00 Number of Bytes in Command The minimum number of bytes in this command is 6 plus a lt CR gt The maximum number of bytes in this command is 6 plus a lt CR gt Number of bytes in Response The minimum number of bytes in this response is 6 plus a lt CR gt The maximum number of bytes in this response is 6 plus a lt CR gt GET MESSAGES COMMAND Description This command will return all of the messages for a measurement Command Format Where is 00 the measurement designator Z Response Format

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