Varec 8300 series Installation And Operation Manual Download Page 107

Page: 107 / 150

Dual RS-485 (GSI ASCII) Software Blocks

6 Dual RS-485 (GSI ASCII) Software Blocks

This chapter describes the Software Blocks that are included in the 8303 Tank Gate

Interface (Dual RS-485), excluding those common to all the 8300 TGI software versions.

The Software Blocks are listed in alphabetical order by acronym.

MODBUS Software Blocks are described in section 5 on page 41.

Common Software Blocks are described in section 4.4 on page 29.

Summary of Contents for 8300 series

Page 1: ...and Operations Manual Dispatch and Fuels Accounting 8303 Tank Gate Interface The 8303 scans up to 62 intelligent devices 32 per channel via serial RS 485 MODBUS or GSI ASCII communications including tank gauges sensors PC and PLC systems DVR Firmware Version MDTG1_15 DVR Firmware Version GSTG1_10 ...

Page 2: ......

Page 3: ...fy any prior or existing agreement commitment or relationship between the Seller and Buyer There are no express or implied warranties set out in this instruction manual The only warranties that apply are those in the existing contract between the Seller and Buyer The 8300 TGI has not been tested by Varec under all possible operational conditions and Varec may not have all the data relative to your...

Page 4: ...le for any damages whatsoever including direct indirect incidental consequential loss of business profits or special damages even if Varec Inc or its suppliers have been advised of the possibility of such damages This manual is solely intended to describe product installation and functions and should not be used for any other purpose It is subject to change without prior notice This manual was pre...

Page 5: ...icable regulations codes and standards For safety precautions the user should refer to the appropriate industry or military standards Caution Electrical Hazard Read and understand static and lightning electrical protection and grounding described in API 2003 Make certain that the installation operation and maintenance conforms with the practice set forth therein Warning Striking the product with a...

Page 6: ...Tank Gate Interface iv Installation and Operations Manual ...

Page 7: ... 2 1 Hardware Block Diagram 5 2 2 Motherboard Description 5 2 2 1 Power Supply 7 2 2 2 Switches and Indicators 9 2 2 3 Communications 10 3 8203 Dual RS 485 Communications Interface Module 15 3 1 Features 15 3 2 Description 15 3 2 1 ID DIP Switch SW1 16 3 2 2 LED Indicators D1 D4 17 Field wiring terminal block J2 J4 17 3 2 3 Surge Shield Ground Connector J3 17 3 2 4 Network terminating resistor jum...

Page 8: ...2 Communications COM 29 4 4 3 Floating Point Register FPREG 31 4 4 4 Emulator EMU 31 4 4 5 EMU Gateway EMUGW 33 4 4 6 Gateway Block GWBLK 34 4 4 7 Integer Register IREG 36 4 4 8 Modbus Gateway MODGW 36 4 4 9 Scaler Point SCALER 37 4 4 10 System Information SYS 39 5 Dual RS 485 MODBUS Software Blocks 41 5 1 Varec 453x series Average Temperature Converter ATC Interface AT4530 43 5 1 1 Parameters 43 ...

Page 9: ...5 11 2 Application 80 5 12 Saab Radar Tank Gauge RTG 81 5 12 1 Parameters 81 5 12 2 Application 83 5 13 Varec 6000 Servo Gauge STG Interface SG6000 85 5 13 1 Parameters 85 5 13 2 Application 88 5 14 Varec 4590 Tank Side Monitor TSM Interface TM4590 91 5 14 1 Parameters 91 5 14 2 Application 93 5 15 Ronan X76CTM X76CTM 95 5 15 1 Parameters 95 5 15 2 Application 96 6 Dual RS 485 GSI ASCII Software B...

Page 10: ...File Menu 109 8 5 2 The Point Menu 110 8 5 3 The Config Menu 113 8 5 4 The Communications Menu 115 8 5 5 The Options Menu 117 8 5 6 The Help Menu 118 8 6 Using ViewRTU 119 8 6 1 Overview 119 8 6 2 Configuring Single Points 120 8 6 3 To modify a Value 122 8 6 4 Configuring Multiple Points 124 8 6 5 Creating and Editing Connections 130 9 Troubleshooting 133 9 1 Overview 133 9 2 Troubleshooting the T...

Page 11: ...f the internal database simple and straightforward 1 1 Versions The 8300 series Tank Gate Interface is available in a number of versions that can interface to a variety of field devices and intelligent instrumentation via interface modules listed below 8303 2 Dual RS 485 MODBUS Communications Tank Gate Interface 8303 6 Dual RS 485 GSI ASCII Communications Interface Module 8310 Varec Mark Space Var...

Page 12: ...32 Visual indication 4 LEDs on main board indicate power and status 1 4 2 Software Functionality Tank gauge scanning Data acquisition of measured values from connected tank gauges transmitters Service diagnostics Gauge diagnostics Read level temperature and status data from gauge transmitter 1 4 3 Host Communication Host comm ports 2 Comm type COM 0 RS 232C COM 1 RS 232C or RS485 Baud Rate selecta...

Page 13: ...power supply inputs and communications channels 1 4 8 Operating temperature 40 185 F 40 85 C 1 4 9 Humidity 5 95 non condensing 1 4 10 Storage temperature 40 212 F 40 100 C 1 4 11 Mechanical Construction Dimensions HxDxW 2 5 64 mm x 8 6 220 mm x 5 2 133 mm Material Aluminum Powder coated Gauge transmitter Dependent ...

Page 14: ...Overview Tank Gate Interface 4 Installation and Operations Manual ...

Page 15: ...microprocessor operating at 18 432 MHz Designed specifically for real time embedded applications the µP includes timer counters an interrupt controller and chip select circuitry It also includes 2 serial channels that are designated as COM0 and COM1 2 2 Motherboard Description The motherboard description is broken into three sections Each section identifies the location of the components on the mo...

Page 16: ...re 2 3 Tank Gate Interface Functional Block Diagram EARTH NEUTRAL LINE SURGE GND A TXD B RXD GND RTS CTS TXD RXD GND 15V 5V GND 15V VFIELD COM1 COM 0 AUX POWER VFIELD 48V VFIELD 24V RESET RS232 RS485 COM1 HARDWARE HANDSHAKING A B COM 0 RS 232 128 K 256 k uP Serial 0 Serial 1 PROM Tank Gauge Interface Circuitry NOVRAM ...

Page 17: ...shown in the figure below Figure 2 4 AC Input Terminal Block 2 2 1 2 Surge Protection Surge Gnd terminal block J4 The Surge Gnd terminal block is used to connect the surge protection components gas tubes MOVs to earth ground Ensure there is a low impedance path 1ohm to earth ground a ground rod or grounding system EARTH NEUTRAL LINE SURGE GND VFIELD J2 J4 EARTH EARTH NEUTRAL NEUTRAL LINE LINE SURG...

Page 18: ...e s internal power supply The triple output power supply provides 5 15 and 15 Volts These are rated 210 mA 50 mA and 5 mA respectively The DC Power terminal block is shown below T Figure 2 6 DC Input Voltage Terminal Block LINE SURGE GND A TXD B RXD GND VFIELD COM1 J3 J4 EARTH NEUTRAL LINE SURGE GND A TXD B RXD GND RTS CTS TXD RXD GND 15V 5V GND 15V VFIELD COM1 COM 0 AUX POWER VFIELD 48V VFIELD 24...

Page 19: ...er available Figure 2 8 Selection Jumper W3 2 2 2 Switches and Indicators 2 2 2 1 Reset push button SW3 The RESET Switch is used to re initialize the system hardware by causing it to go to a known starting state This switch may be pressed at any time however it will do the following EARTH NEUTRAL LINE SURGE GND A TXD B RXD GND RTS CTS TXD RXD GND 15V 5V GND 15V VFIELD COM1 COM 0 AUX POWER VFIELD 4...

Page 20: ...not functioning A Hard reset clears the installed database For the Hard Reset procedure refer to the Troubleshooting and Maintenance chapter 2 2 3 Communications The Communications installation requires connection of the appropriate communication cable to one of two connectors The available options include RS 232 and RS 485 communications COM0 RS 232 J7 COM1 RS 232 or RS 485 J5 COM1 Transmit Contr...

Page 21: ...ill operate at distances up to 100 feet while RS 485 allows multidrop communications at distances up to 4000 feet RS 232 can be used for flexibility in configuring other types of communications links Other variations of RS 232 communications interfaces include radio modem and fiber optic interfaces A TXD B RXD GND RTS CTS TXD RXD GND 15V 5V VFIELD COM1 COM 0 AUX POW D 48V D 24V J7 J5 J6 EARTH NEUT...

Page 22: ...TS CTS is required The other setting eliminates the need for hardware handshaking Set the Hardware Handshaking Switch to the A position to use RTS CTS when a modem or signal converter is involved and requires RTS CTS to operate The RTS and CTS signals will be available on terminal block J6 If the connection is direct using RS 232 jumper RTS to CTS by setting SW1 to the B position Figure 2 13 COM1 ...

Page 23: ...ng illustrations Comm Physical Layer Hardware Handshake SW1 Setting SW2 Setting Notes RS 232 No A UP towards the RS 232 side Use with a PC Signals at terminal block J5 will be RS 232 RS 232 Yes B UP towards the RS 232 side Use to communicate to systems that require Request To Send RTS in order to transmit Modems Radios etc RTS and CTS signals will be available at terminal block J6 RS 485 Yes A DOW...

Page 24: ...3 5 RXD TXD GND NOTE Signals on RS485 RS232 converter may have different designations Refer to OFM manual for the converter for more information A B GND TANK GATE R5485 R5238 Converter J6 PC A B GND COM1 RS485 TANK GATE J6 PC COM1 without RTS CTS RS 232 TXD RXD GND 2 3 5 DB9 Female Pin Signal 2 3 5 RXD TXD GND TANK GATE J6 DCE COM1 with RTS CTS RS 232 TXD RXD GND 3 2 5 DB9 Male Pin Signal 2 3 5 RX...

Page 25: ...ol 4000 Advanced Technology Transmitter ATT using Modbus protocol 4200 Multi Function Transmitter MFT Hydrostatic Interface Unit using Modbus protocol 5010 Magnetostrictive Tank Gauge MTG using Modbus protocol GSI 2000 Tank Gauge Transmitters using GSI ASCII protocol Note The 8303 Tank Gate Interface uses the 8203 communications module 3 2 Description The components of the 8203 communications modu...

Page 26: ...eld wiring terminal block J2 J4 LED indicators D1 D4 Surge Shield ground connector J3 Network terminating resistor jumpers W4 W5 Firmware ID DIP Switch SW1 Network terminating resistor jumpers W4 W5 Binary 8 4 2 1 Binary 8 4 2 1 Switch 1 2 3 4 Switch 1 2 3 4 Address 1 o o o c Address 8 c o o o Address 2 o o c o Address 9 c o o c Address 3 o o c c Address 10 c o c o Address 4 o c o o Address 11 c o...

Page 27: ... other wires Refer to the Surge Shield Ground Connector J3 section The 8203 Dual RS 485 Communications Interface Module has 3 termination points per channel The following schematic illustrates the terminal channels of the COM channels Figure 3 4 COM channels schematic Note Refer to table at the end of this section 3 2 3 Surge Shield Ground Connector J3 Caution This ground connection is important f...

Page 28: ...ace Module with Modbus devices such as the 4100 MFT 4000 ATT 2900 FTT and 2910 FTT Figure 3 5 Modbus Application The last transmitter on the communication network should be terminated Refer to the transmitter user manual for more information 5 4 3 2 1 Power Supply Common 48 VDC 1 2 3 4 9 10 11 12 6 Earth Gnd VAREC Model 4000 ATT V AREC Model 4200HIU or Model 4100MFT EIA485 EIA485 B B C C B B 1 2 V...

Page 29: ...s task switching based on real time events and interrupts message passing and task priorities Its capabilities also include timed suspension of tasks queue handlers and interrupt processing tasks 4 1 2 Real Time Clock Integral to the real time executive is the system s real time clock All timed events of the Tank Gate Interface are coordinated by this clock In addition to the real time executive i...

Page 30: ...485 converter RS 232 for flexibility in configuring other types of communications links such as radio and fiber optic interfaces The default communication settings for the COM ports are as follows Note COM1 is not available on the 8315 Tank Gate Interface 4 1 6 Data Scanning Task The Data Scanning Task is dedicated to the scanning of field input data from tank gauges The input data is stored in ar...

Page 31: ...IEEE floating point level This format and corresponding fields are described below The TYPE field represents the Point Type There are many different point Types in the Tank Gate Interface referred to generically as Tank Gate Interface Software Blocks Some of the point types include the COM Communications SYS System MSTX MSTX Tank Gauge point types Each Type performs a different function The NUMBER...

Page 32: ...igned Integer representing a digital state such as On Off Open Closed etc Integer 16 bit value 32766 to 32767 Unsigned Integer 16 bit value 0 to 65535 IEEE floating point 32 bit value with mantissa and exponent Time Unsigned Long Integer representing the number of milliseconds since Jan 1 1970 Tag ASCII character strings variable in length Used for Tag and Description parameters Point Reference Re...

Page 33: ...emp Parameters The Level Temp parameters indicate the real time tank level and temperature of the tank gauge point There are many Software Blocks available in the Tank Gate Interface associated with tank gauge communications including Software Blocks for every major tank gauge manufacturer 4 3 Gathering Point Data For Host to Tank Gate Interface communications there are two primary methods for gat...

Page 34: ...s Slave protocol handler is enabled by setting the Protocol parameter of a COM point to Modbus Slave COM 0 of the Tank Gate Interface is auto sensing If a Modbus Master requests data from the Tank Gate Interface the Tank Gate Interface will automatically detect that Modbus is being used and invoke the Modbus Slave protocol handler The Modbus Slave protocol handler responds to requests from Modbus ...

Page 35: ... necessary to wait 60 seconds for the current protocol to time out The Tank Gate Interface will go back to the auto sensing mode and wait for a request When a request is received the Tank Gate Interface will determine if the request is from ViewRTU or a Modbus Master If the Tank Gate Interface has problems switching press the Reset button and this will force the Tank Gate Interface back into the a...

Page 36: ... data for the reply to the master If the data address is not in any GWBLK point then data will be read using the prevailing Address Mode The Gateway Block GWBLK allows the user to specify data address and point reference combinations The GWBLK acts as a lookup table for data items in the Tank Gate Interface The user defines a GWBLK point and specifies which database parameter will correspond to a ...

Page 37: ...8303 Software Description Varec Inc 27 Figure 4 2 Adding a GWBLK point in View RTU Figure 4 3 Configure the GWBLK in View RTU ...

Page 38: ...Data Address Parameter Comments 100 101 MSTX 00 Level Level is in IEEE Floating point format 102 103 MSTX 01 Level 104 105 138 139 MSTX 02 Level MSTX 19 Level 200 201 MSTX 00 Temp Temperature is in IEEE Floating Point Format 202 203 MSTX 01 Temp 204 205 238 239 MSTX 02 Temp MSTX 19 Temp 300 MSTX 00 PntStatus PntStatus is in Integer format 301 MSTX 01 PntStatus 302 319 MSTX 02 PntStatus MSTX 19 Pnt...

Page 39: ...Zone string Dynamic Parameters Function SysTime System Time in the form MM DD YY HH MM SS Writing to this value will change the system time SysTicks Time if ticks format Ticks are incremented every 10 msec with the initial value of 0 equal to Jan 1 1970 at 00 00 00 timezone Time zone relative to GMT The timezone is entered in seconds Example Eastern Time Zone 18000 Pacific 28800 daylight Daylight ...

Page 40: ... Bits No Parity TI TIWAY The default is 8N TimeOut Time in seconds that indicates a time out of communications If no Host or Slave communications is received for the length of time specified by the TimeOut the CommStatus parameter will indicate Off Line and communications failure processing will take place ErrCheck Error checking used by the protocol Valid values are LRC Longitudinal Redundancy Ch...

Page 41: ...ameters The database parameters used by the EMU point are listed and described below Configuration Parameters Function Tag Point tag Dynamic Parameters Function Value1 through Value50 Real 4 bytes value PntStatus Integer HEX value indicating status of point Values are 0x0001 Gauge Not Responding The first time the gauge does not respond the 0x8000 bit is set On the second try the 0x01 bit is set 0...

Page 42: ...itsSpecifies the engineering units for the temperature data F Fahrenheit C Celsius The TempUnits needs to match the units specified during the gauge setup DensityUnits Specifies the engineering units for the density data DensityUnitsSpecifies the engineering units for the density data K kg m3 A API L lbs cu ft The DensityUnits needs to match the units specified during the gauge setup Offset Specif...

Page 43: ...parity used by the com port Examples include 8O 8 Data Bits Odd Parity 8E 8 Data Bits Even Parity 8N 8 Data Bits No Parity 7O 7 Data Bits Odd Parity 7E 7 Data Bits Even Parity 7N 7 Data Bits No Parity The default is 8N LevelConvert Determines the units in which the level data will be displayed F feet M Millimeters If no value is specified no conversion will be performed TempConvert Determines the ...

Page 44: ...rence table for database parameters and data addresses Parameters The database parameters used by the GWBLK point are listed and described below Elaspe Time of last request PntCheckSum CRC 16 Checksum for point s static Configuration Parameters Dynamic Parameters Function Configuration Parameters Function Tag A Tag can contain 15 bytes of data and can include any printable ASCII character Tags can...

Page 45: ... When Block Read or Write requests are received then the way in which the Modbus Slave protocol handler responds is determined by the Size parameter Size Parameter A range of addresses can be specified by setting the Size parameter This sets the indexing mode to Number Indexing which means that Block Read Write requests from the Hosts are handled by stepping through the points number by number For...

Page 46: ...ed by the MODGW point are listed and described below Configuration Parameters Function Tag A Tag can contain 15 bytes of data and can include any printable ASCII character Tags can be used to identify points indicating the use of the point Configuration Parameters Function Value Integer 2 bytes value Configuration Parameters Function ID Slave Address that the Modbus Slave protocol handler will res...

Page 47: ... in the 8300 series Tank Gate Interface The SCALER point monitors one or more database reference values and performs an equation in the form Value Ax By Cz K Note A B C K are user entered constants Note x y z are inputs from other database points ComParams Defines the number of data bits and the parity used by the com port Valid values include 8N 8 data bits No parity 8O 8 data bits Odd parity 8E ...

Page 48: ...on to the Host in response to a Change of State Request when the Value changes State Parameter value can be High Low or No Report No disables notification Points with Report High will be sent before points with Report Low The default is No Maxtime Specifies the maximum time in secs between automatic Change of State responses being sent to the Host Report must be set to either Low or High for the V...

Page 49: ...Function RTUTag RTUTag can contain 15 bytes of data and can include any printable ASCII character DBFile The database file name DBFile is the name of the RCF database configuration file DBVer The database version PntEnable Disable Enable execution of points Default is Enable Dynamic Parameters Function UnitAddr The Unit Address SW1 for the 8300 series Tank Gate Interface DBPnts The number of datab...

Page 50: ...Software Description Tank Gate Interface 40 Installation and Operations Manual ...

Page 51: ...are Blocks that are included in the 8303 Tank Gate Interface Dual RS 485 excluding those common to all the 8300 TGI software versions The Software Blocks are listed in alphabetical order by acronym GSI ACII Software Blocks are described in section 6 on page 97 Common Software Blocks are described in section 4 4 on page 29 ...

Page 52: ...Dual RS 485 MODBUS Software Blocks Tank Gate Interface 42 Installation and Operations Manual ...

Page 53: ...r an 8203 Dual RS 485 Communications Interface Module Chan is either 1 or 2 ID The Device ID of the Varec 6000 Servo Gauge STG or 4590 Tank Side Monitor connected to the AT4530 Mode Parameter used to control the operation of the AT4530 point 0x0 Average Thermometer data 8311 Module 0x100 AT4530 is connected to a SG6000 Not a 4590 TSM BaudRate 8203 Dual RS 485 Communications Interface Module Valid ...

Page 54: ...uring the configuration of the gauge The AvgTemp can be converted from Metric to English or vice versa by setting the TempConvert parameter of the appropriate MSCAN RKSCN or WBSCN point Vaportemp Floating point value representing the gas temperature The data is returned in the format specified during the configuration of the gauge The Temperature can be converted from Metric to English or vice ver...

Page 55: ...TSM AT4530 is connected The ID must match the Device ID of the Varec 6000 Servo Tank Gauge or 4590 TSM General All three interface methods provide a software interface to the Varec 453x series Average Temperature Converter ATC 8203 TGI software points may begin scanning when the point is created or when the correct Channel number is assigned Which of these events begins the scanning process varies...

Page 56: ...Tank Gate Interface 46 Installation and Operations Manual ...

Page 57: ...e default description is set to DAU 00 Chan Physical channel number to which the DAU is connected On the 8203 Dual RS 485 Communications Interface Module the Chan can be set to 1 or 2 ID Physical Address of the Data Acquisition Unit 0 999 Addr FCU Address if Mode 0x02 Mode Operational Mode Values are 0x01 Swap Mode 0x02 Communication via FCU 0x04 Read REX Temperature 0x08 FCU Read 0x8000 Data Addr...

Page 58: ...o values cause responses to be sent even if the value has not changed since the last message The maximum is 65535 seconds The default is 240 Watchdog Enables the Motherboard watchdog task for the DAU point The watchdog task monitors the DAU point and verifies it is scanning for devices If the DAU point stops execution the PntStatus will be set to 0x4000 to indicate a failure Dynamic Parameters Fun...

Page 59: ... Temp 5 error 0x0020 Temp 6 error 0x0040 Temp 7 error 0x0080 Temp 8 error 0x0100 Temp 9 error 0x0200 Temp 10 error 0x0400 Temp 11 error 0x0800 Temp 12 error 0x1000 Temp 13 error 0x2000 Temp 14 error 0x4000 Master set if using an FCU and DAU does not respond 0x8000 Temp average error No temperature sensor is in liquid AvgTemp Floating point value representing the average tank temperature This value...

Page 60: ... the Saab DAU The BaudRate and ComParams values must match the communications parameters of the Data Acquisition Unit The communications parameters are set as each DAU point is processed 8203 TGI or the 8212 Saab TRL 2 Communications Interface Module software points may begin scanning when the point is created or when the correct Channel number is assigned Which of these events begins the scanning...

Page 61: ...8O 8 data bits Odd parity 8E 8 data bits Even parity 7O 7 data bits Odd parity7E 7 data bits Even parity The default is 8N LevelDeadband The LevelDeadband sets the deadband for the Change of State mode The default is 0 LevelOffset Specifies the amount of offset to add to the Level The default is 0 TempMode F Fahrenheit C Celcius TempDeadband The TempDeadband is used to set the Change Of State dead...

Page 62: ...d Likewise the TempOffset can be used to provide a temperature offset Dynamic Parameters Function Level IEEE Floating point value representing the tank level The data is returned in the format specified during the configuration of the gauge Temp Floating point value representing the product temperature The data is returned in the format specified during the configuration of the gauge PntStatus Byt...

Page 63: ...s include 8N 8 data bits No parity 8O 8 data bits Odd parity 8E 8 data bits Even parity 7O 7 data bits Odd parity 7E 7 data bits Even parity The default is 8O ID Physical Address of the tank gauge transmitter 0 999 Mode Operation Mode Valid values are 0x80 Swap Mode Swap the order of integer and floating point values LevelOffset Specified the amount of offset to add to the Level The default is 0 T...

Page 64: ...enting the Water Level 32 bit Register 0031 GrossVolume Floating point value representing the Product Volume 32 bit Register 0032 NetVolume Floating point value representing the Standard Product Volume 32 bit Register 0033 WaterVolume Floating point value representing the Water Volume 32 bit Register 0034 Ullage Floating point value representing the Remaining Volume 32 bit Register 0035 Temp Float...

Page 65: ...High Temperature 0x0200 Hardware Alarm Input 1 0x0400 Hardware Alarm Input 2 0x0800 Reserved 0x1000 Reserved 0x2000 Reserved 0x4000 Advisory Low Temperature 0x8000 Advisory High Temperature Alarm0 Reserved Integer Register 77 Alarm1 Reserved Integer Register 78 StatusFlag Integer value indicating the System Diagnostics Integer Register 79 Values are 0x0001 Top Transmitter Failure 0x0002 Top Transm...

Page 66: ...t recommended The MBMFT point works in conjunction with the Modbus Master protocol handler MSCAN If an 8203 Dual RS 485 Interface Module fitted with the Modbus Master firmware MSCAN points are automatically created and you only have to set the Chan BaudRate ComParams and ID parameters in order to establish communications with the 4200 MFT If one of the two RS 485 communications on the 8303 TGI mot...

Page 67: ...otocol used to communicate with ViewRTU and FuelsManager In order to change the protocol set the Protocol parameter in the COM point to Modbus Master Use the Upload command in ViewRTU s Config menu to upload the MSCAN point that manages the Modbus Master Protocol Handler MSCAN The protocol will be automatically rescheduled after a power up or a soft reset ...

Page 68: ...Tank Gate Interface 58 Installation and Operations Manual ...

Page 69: ... 2 BaudRate Baud Rate for communications to the Slave device Valid values are 2400 2400 and 9600 The BaudRate is set prior to scanning the device The default is 9600 ComParams Defines the number of data bits and the parity used by the com port Valid values include 8N 8 data bits No parity 8O 8 data bits Odd parity 8E 8 data bits Even parity 7O 7 data bits Odd parity 7E 7 data bits Even parity The ...

Page 70: ...fault is 600 Watchdog Enables the watchdog task on the Motherboard The watchdog task monitors the MBTX point on the Model 8310 and verifies it is scanning for gauges If the 8203 Dual RS 485 Communications Interface Module fails the 0x4000 and the 0x0001 bits of the PntStatus will be set to indicate the failure Dynamic Parameters Function Command MBTX Command Valid values are Calibrate Calibrate th...

Page 71: ...ess varies with each point The BaudRate and ComParams values must match the communications parameters of the 4000 ATT or 2900FTT The communications parameters are set as each MBTX point is processed This GaugeStatus Integer value indicating status of the gauge Integer Register 6 Values are 0x0001 Bad Level 0x0002 Bad Temp 0x0004 Bad EE 0x0008 Bad EE Checksum 0x0010 Bad RAM 0x0020 Bad EEPROM 0x0040...

Page 72: ...int scans the following Modbus data from the 4000 ATT It is possible to calibrate the ATT from the MBTX point Set the LevelRef to the desired level in the tank Issue a Calibrate command set the Command parameter to Calibrate The Level will be offset by the LevelRef Command Address Data of Registers 65 0 Level Temp 2 Floating point 4 5 AlmStat DiagStat 2 Integers 65 21 Level Reference 1 Floating po...

Page 73: ...len Bradley Module ReadCmd Command used to Read data from the Allen Bradley Usually 3 or 4 Default is 3 WriteCmd Command used to Write data to the Allen Bradley Usually 5 or 6 Default is 6 Addr1 Size1 Data Address and Size This is the register data read from the Allen Bradley Module Addr1 is the register start address The Size1 parameter determines how many values are read Default is 8 The values ...

Page 74: ... 0x2222 will be placed in the register address 1201 8203 TGI software points may begin scanning when the point is created or when the correct Channel number is assigned Which of these events begins the scanning process varies with each point Maxtime Specifies the maximum time in secs between automatic Change of State responses being sent to the Host Report must be set to either Low or High for the...

Page 75: ...isted and described below i Configuration Parame ters Function Tag A Tag can contain 15 bytes of data and can include any printable ASCII character Tags can be used to identify the name of the tank being monitored The default tag is set to the number i e point 0 MG5000 00 Description The point description can contain 30 bytes of data and can include any printable ASCII character Descriptions can b...

Page 76: ...dband does not affect the Level value read only the automatic notification to the Host system The default is 0 Report Causes automatic notification to the Host in response to a Change of State Request when the Value Changes State Parameter value can be High Low or No Report No disables notification Points with Report High will be sent before points with Report Low The default is High Maxtime Speci...

Page 77: ... ReplyData The reply from issuing a TestCmd ReadCmd or WriteCmd is given in the ReplyData WriteData The data to be written to the MTS MTG gauge issuing a WriteCmd is given in the WriteData WriteStatus Value indicating the status of the WriteCmd being issued to the gauge Level Floating point value representing the product level measured by the MTS MTG The value is in feet if the LevelConvert parame...

Page 78: ...Floating point value representing the temperature measured by the MTS MTG from RTD4 RTD5 Floating point value representing the temperature measured by the MTS MTG from RTD5 PntStatus Integer HEX value indicating status of point Values are 0 No Error 0x0001 Gauge not responding 0x0002 Data from gauge is invalid CRC or Parity error 0x0004 Invalid command 0x4000 Failure of the Model 8203 This bit is ...

Page 79: ...bits Odd parity 8E 8 data bits Even parity 7O 7 data bits Odd parity 7E 7 data bits Even parity The default is 8N ID Slave Address of the device to be scanned Mode HEX byte value for the Operational Mode 0x01 Swap mode ReadCmd Command to use to Read data from the slave device WriteCmd Command to use to Write data to the slave device Data Address and Block Size pairs The MFPREG point will read data...

Page 80: ...or written The ReadCmd determines the command to read data and the WriteCmd is the command used for write operations The Addr and Size parameters determine the addresses Set the Addr1 and Size1 parameters to read a data block from the slave device The response will be placed in the Value0 Value63 parameters For example if Addr1 100 and Size1 10 then the MFPREG point will read 10 register values an...

Page 81: ...l 8203 COM channels see section 2 2 3 on page 10 MaxRetry Value between 1 10 indicating the number of times the scanner will retry a request to a slave device Default is 2 Timeout Time in milliseconds that a Device must respond to a request Default is 2000 ScanDelay Time in milliseconds for the delay between scans The default is 500 BaudRate Baud Rate for communications to the slave device Valid v...

Page 82: ...nts must correspond with the Chan parameters of the applicable MSCAN point For example assume that switch SW1 on the Model 8203 is set to address 1 If a MTS MTG gauge is physically connected to terminal connector J2 COM Channel A on the Model 8203 the MG5000 point for that gauge must be set to Chan 1 The NumRequests parameter gives the total number of requests attempted while the NumTrans gives th...

Page 83: ... enables Weights Measures password protection Chan Communications channel to which the gauge is connected For an 8203 Dual RS 485 Communications Interface Module Chan is either 1 or 2 ID Physical Address of the tank gauge transmitter 0 999 Addr FCU Address if Mode 0x02 LevelUnits Specifies the engineering units for the level data s sixteenths m millimeters The LevelUnits needs to match the units s...

Page 84: ...he default is 8N Report Causes automatic notification to the Host in response to a Change of State Request when the Level Temp Position changes Parameter value can be High Low or No Report No disables automatic notification Points with Report High will be sent before points with Report Low The default is High MaxTime Specifies the maximum time in secs between automatic Change of State responses be...

Page 85: ...oint value representing the product temperature at various levels The data is returned in the format specified during the configuration of the gauge Temp1 Temp16 can be converted from Metric to English or vice versa by setting the TempConvert parameter of the appropriate MSCAN or RKSCN point TempFilter Temp in Liquid parameter Bits 0 13 indicate if Temp sensors 1 14 are submerged in liquid Bit 14 ...

Page 86: ... DAU TempDiagCode Temp diagnostic code parameter This parameter indicates the error status of each temperature sensor 0x0001 Temp 1 error 0x0002 Temp 2 error 0x0004 Temp 3 error 0x0008 Temp 4 error 0x0010 Temp 5 error 0x0020 Temp 6 error 0x0040 Temp 7 error 0x0080 Temp 8 error 0x0100 Temp 9 error 0x0200 Temp 10 error 0x0400 Temp 11 error 0x0800 Temp 12 error 0x1000 Temp 13 error 0x2000 Temp 14 err...

Page 87: ... Module is assigned The BaudRate and ComParams values must match the communications parameters of the Radar Tank Gauge The communications parameters are set as each REX point is processed The REX point works in conjunction with the Modbus Master protocol handler MSCAN points are automatically created and the user only has to set the Module Chan BaudRate ComParams and ID parameters in order to esta...

Page 88: ...Interface 78 Installation and Operations Manual when unlocked and will be greyed out when locked To seal the point set the WMSeal to Enable Note that FuelsManager must be active in order to seal or unseal a point ...

Page 89: ...nd 19200 The default is 9600 ComParams Defines the number of data bits and the parity used by the com port Valid values include 8N 8 data bits No parity 8O 8 data bits Odd parity 8E 8 data bits Even parity 7O 7 data bits Odd parity 7E 7 data bits Even parity The default is 8N Mode Parameter used to control the operation of the RG7000 point Default is 0x0000 LevelDeadband The LevelDeadband sets the...

Page 90: ... Measures application Only certain parameters can be sealed These parameters will be shown in blue CONSTANT parameters when unlocked and will be grayed out when locked To seal the point set the WMSeal to Enable Note that FuelsManager must be active in order to seal or unseal a point Dynamic Parameters Function Level IEEE Floating point value representing the corrected tank level The data is return...

Page 91: ...he default description is set to RTG 00 WMSeal Coded value that enables Weights Measures password protection Module Not used Chan Physical channel number the RTG is connected to On the 8312 Saab TRL 2 Interface Module or 8303 Dual RS 485 Communications Interface Module the Chan can be set to 1 or 2 ID Physical Address of the tank gauge transmitter 0 999 Addr FCU Address if Mode 0x02 LevelConvert C...

Page 92: ...to the Host in response to a Change of State Request when the Level Temp Position changes Parameter value can be High Low or No Report No disables automatic notification Points with Report High will be sent before points with Report Low The default is High MaxTime Specifies the maximum time in secs between automatic Change of State responses being sent to the Host Report must be set to either Low ...

Page 93: ...re 0x0001 Bad Level 0x0002 Bad Temp 0x0004 Bad EE 0x0008 Bad EE Checksum 0x0010 Bad RAM 0x0020 Bad EEPROM 0x0040 Local Modifications 0x0080 No Calculation 0x0100 CFG Error 0x0200 Calc Error 0x0400 Bad CPU Board 0x0800 Bad Comm Board 0x1000 Low Encoder Battery Rate Level Rate TankLevel Tank Level Ullage Ullage Analog1 Analog Current 1 Analog2 Analog Current 2 Analog3 Analog Current 3 PntStatus Byte...

Page 94: ... Radar Tank Gauge The communications parameters are set as each RTG point is processed The RTG point works in conjunction with the Modbus Master Protocol Handler MSCAN MSCAN points are automatically created and you only have to set the Chan BaudRate ComParams and ID parameters in order to establish communications with the Saab RTG The Mode parameter determines whether the RTG point reads the data ...

Page 95: ...ameter used to control the operation of the SG6000 point 8203 Dual RS 485 Modbus Communications Interface Module 0x2 SG6000 Odd Parity 0x400 SG6000 Even Parity 0x100 SG6000 Read Density from Average Profile Density 0x1000 SG6000 Density Profile flag clear for Modbus For 8211 Whessoe Bus Communications Interface Module 0x0 Level Temp Pressure level Status Density ISH 0x01 Status only 0x02 Level Tem...

Page 96: ...of State Request A value of 0 disables this option Non zero values cause responses to be sent even if the value has not changed since the last message The maximum is 65535 seconds The default is 240 Watchdog Enables the watchdog task on the Motherboard The watchdog task monitors the SG6000 point and verifies it is scanning for gauges Dynamic Parame ters Function Command The Command parameter allow...

Page 97: ...by setting the LevelConvert parameter of the appropriate MSCAN or RKSCN point MidIntLevel Floating point value representing the middle interface level This data is obtained with a Mid Int Level command issued at the servo The MidIntLevel can be converted from Metric to English or vice versa by setting the LevelConvert parameter of the appropriate MSCAN or RKSCN point BottomLevel Floating point val...

Page 98: ... the upper interface level Mid Int Level Searching or following the middle interface level Bottom Searching or following the bottom Following Level Displacer is following product level Calibration Act Automatic gauge calibration is in progress Bottom Density Measuring the Bottom Density Middle Density Measuring the Middle Density Upper Density Measuring the Upper Density Raising The displacer is r...

Page 99: ...etric to English or vice versa can be performed be setting the LevelConvert and the TempConvert parameters in the MSCAN or RKSCN point associated with the SG6000 point Commands can be issued to the gauge by setting the Command parameter You may raise or lower the servo or read write information from the gauge s internal data matrix Gauge Commands The SG6000 point provides access to the Proservo s ...

Page 100: ...Tank Gate Interface 90 Installation and Operations Manual ...

Page 101: ...the 4590 TSM BaudRate Baud Rate for communications to the Slave device 8203 Dual RS 485 Communications Interface Module Valid values are 2400 4800 and 9600 The default is 9600 8211 Current Loop Whessoe Bus Interface Module Valid values are 1200 2400 ComParams Defines the number of data bits and the parity used by the com port Valid values include 8N 8 data bits No parity 8O 8 data bits Odd parity ...

Page 102: ...point on the 8303 Dual RS 485 Communications Interface Module and verifies it is scanning for gauges Dynamic Parameters Function Level IEEE Floating point value representing the tank level The data is returned in the format specified during the configuration of the gauge Level1 Floating point value representing the uncorrected Tank Level Temp Floating point value representing the product temperatu...

Page 103: ...Density Measuring the Upper Density Raising The displacer is raising Stopped The displacer is stopped Rel Over Tens The displacer cable tension has exceeded the maximum value 0x1 Gauge Servo bit 0 0x2 Gauge Stowed bit 0 0x4 Stow Received on Port 1 bit 0 0x8 Stow Received on Port 2 bit 0 0x10 NOVRAM corrupted bit 0 0x40 Multi element Thermometer fitted 0x80 Element 1 Selected 0x100 Element 2 Select...

Page 104: ...evice ID of the 4590 TSM General All three interface methods provide a software interface to the 4590 TSM 8303 TGI software points may begin scanning when the point is created or when the correct Channel number is assigned Which of these events begins the scanning process varies with each point The LevelUnits and TempUnits must match the engineering units of the gauge Weights Measures Protection T...

Page 105: ...s 1 4 Default value is 255 Chan Communications channel to which the gauge is connected For an 8203 Dual RS 485 Communications Interface Module Chan is either 1 or 2 BaudRate 8203 Dual RS 485 Communications Interface Module Valid values are 2400 4800 and 9600 The default is 9600 ComParams Defines the number of data bits and the parity used by the com port Valid values include 8N 8 data bits No pari...

Page 106: ...ask on the Motherboard The watchdog task monitors the X76CTM point on the 8203 Dual RS 485 Communications Interface Module and verifies it is scanning for gauges If the 8203 Dual RS 485 Communications Interface Module fails the 0x0010 and the 0x0001 bits of the PntStatus will be set to indicate the failure Dynamic Parameters Function Level IEEE Floating point value representing the tank level The ...

Page 107: ... Blocks that are included in the 8303 Tank Gate Interface Dual RS 485 excluding those common to all the 8300 TGI software versions The Software Blocks are listed in alphabetical order by acronym MODBUS Software Blocks are described in section 5 on page 41 Common Software Blocks are described in section 4 4 on page 29 ...

Page 108: ...Dual RS 485 GSI ASCII Software Blocks Tank Gate Interface 98 Installation and Operations Manual ...

Page 109: ...period The default is 0 LevelOffset Specifies the amount of offset to add to the Level The default is 0 TempDeadband Specifies the amount of change in the Temp that must occur for the Value to be updated each Change of State period The default is 0 25 TempOffset Specifies the amount of offset to add to the Temp The default is 0 Report Causes automatic notification to the Host in response to a Chan...

Page 110: ...added to the Level after any conversion have be performed Likewise the TempOffset may be used to offset the Temp value PntStatus Integer HEX value indicating status of point Values are 0x0001 Gauge Not Responding The first time the gauge does not respond the 0x8000 bit is set On the second try the 0x01 bit is set 0x0002 Data Invalid General Data Error 0x0004 Bad Level 0x0008 Temp OverRange 0x0010 ...

Page 111: ...ween 1 10 indicating the number of times the scanner will attempt to poll a tank transmitter that has not responded Default is 2 Timeout Value between 0 30000 indicating the number of milliseconds the scanner will wait for a response from a tank transmitter Default is 1000 ScanDelay Value between 0 30000 indicating the number of milliseconds the scanner will delay between each poll Default is 500 ...

Page 112: ...Tank Gate Interface 102 Installation and Operations Manual ...

Page 113: ...eaker or switch The power switch should be locked in the OFF position and labeled to prevent other personnel from turning the power on during installation Before turning on power when installation is complete make sure the cover of the Tank Gate Interface case is in place and tightly closed NEVER REMOVE ANY COVERS WITHOUT FIRST TURNING OFF THE POWER To prevent shock hazards the housing of all unit...

Page 114: ...erface Refer to the dimensional drawing below all dimensions are in inches The recommended standard housing for the Tank Gate Interface is a NEMA TYPE 4 enclosure This enclosure is suitable for both indoor and outdoor applications 7 3 2 Select the Unit Address Switch SW1 sets the Tank Gate Interface s one byte binary address 0 15 Switch SW1 1 is the most significant bit MSB while switch SW1 4 is t...

Page 115: ...8303 Installation Varec Inc 105 s Figure 7 2 Tank Gate Interface Dimensions 197 204 125 ...

Page 116: ...nstall the RS 232 communication option connect an RS 232 cable to connector J7 COM0 Note The 8311 TGI only supports communication on COM0 7 3 5 2 Power Up Before the field cables are attached perform an initial system verification 7 3 5 3 Initial system verification Connect the power cable to power connector P1 then connect an RS 232 cable from a PC with ViewRTU to J7 COM0 Power up the unit The CP...

Page 117: ...al for basic instruction 8 2 System Requirements The minimum requirements needed to run the ViewRTU application are listed below 386 486 Pentium Personal Computer Microsoft Windows NT 2000 or XP 96 MB RAM 2 MB free disk space 1 Com Port 8 3 Installing ViewRTU To install the ViewRTU application follow the steps listed below Installing ViewRTU Insert the CD into the CDROM or DVDROM drive Select the ...

Page 118: ...ngle version of ViewRTU to configure multiple versions of the Tank Gate Interface For example MSTG1_00 DVR is a definition file that is compatible with Tank Gate Interface firmware version 1 00 Select the version that matches the version of firmware in the Tank Gate Interface Note that you can determine the firmware version by viewing the SysVer parameter of the SYS point 3 Choose the desired vers...

Page 119: ...d editing the contents of each point by double clicking on the desired point type The parameters listed in the Spreadsheet summary directly correlate with each defined point Point Icon Selection Area All the point icons are displayed in the Point Icon Selection Area Point icons are visual representations of various software functions When a new file is opened several default point icons are displa...

Page 120: ...me the configuration has changed If the file exists in the directory the configuration is stored to the disk using the current file name If the file has not been saved before or the name does not exist in the directory the user is prompted to enter a configuration file name Save As The Save As option is used to save the currently opened file under a different name When selected a dialog box appear...

Page 121: ...e selected point type Once entered the point quantity is displayed in the Summary Spreadsheet Multiple points of the selected type may be created simultaneously by entering the number in the Quantity edit box Edit This option is used to modify the contents of a selected point The user is able to edit an existing point by clicking on the Edit push button from the toolbar or by selecting Edit Point ...

Page 122: ...ed in greater detail in the Application section Delete This option lets the user delete one point at a time The user is able to delete an existing point by clicking on the delete push button from the toolbar or by selecting Delete Point from the Point menu The Select Point to Delete dialog appears Figure 8 8 Point deletion dialog Point deletion dialog This dialog box displays a list of defined poi...

Page 123: ...n to download data to the Tank Gate Interface Upload Database from Tank Gate Interface The Upload option is used to upload configuration data from the Tank Gate Interface The following dialog box appears Figure 8 11 Dialog used to upload Tank Gate Interface data Click the Upload push button to download data from the Tank Gate Interface Once the upload is complete the main window changes to display...

Page 124: ...ect Config and click on Password Click on the edit box in the Password dialog Type in the password Click on OK Figure 8 13 Configuration Password dialog Modify Password The user can use the Modify Password function to protect all Tank Gauge Configuration files by issuing and changing a password Creating a Password Select Config and click on Password The Change Password dialog appears In the New Pa...

Page 125: ...assword In the Retype New Password edit box confirm the entry by reentering the new password Click on OK Note Make sure that you write down the password and store it in a secure place 8 5 4 The Communications Menu Figure 8 15 The Communications Menu PC Setup The PC Setup option allows the user to define the communications channel and data rate characteristics of the communications port When select...

Page 126: ...ications data The following dialog box appears when this option is selected Figure 8 17 Communications Diagnostics dialog Connect The Connect option is used when the user needs to search for a specific Tank Gate Interface The following dialog box appears when the option is selected Figure 8 18 Tank Gate Interface search dialog Tank Gate Interface search dialog This dialog box lists the address des...

Page 127: ...e option of first analyzing the effects of converting the file A script file can also be selected to alter the behavior of the conversion Script files are provided on the upgrade disk Export All The Export All option allows the user to export all of the database in the Tank Gate Interface Each point type is exported to a file in the CSV file format For example the Analog Input points are all expor...

Page 128: ...All option or by point type using the Spreadsheet Mode The data is read from files in the CSV file format For example all of the Analog Input points are imported from the file AI CSV The user must select the subdirectory to import the data from The CSV file data can also be imported using the Spreadsheet mode View I O List The View I O List option allows the user to create a list of the I O points...

Page 129: ...e point involves entering configuration parameters In some cases connections to other points are required in order to perform a task Creating connections involves setting references to allow data to be transferred between points 8 6 1 Overview An outline of the section is listed below Configuring Single Points This section describes the method used to configure individual points including Adding a...

Page 130: ...he Spreadsheet Summary of the main window Entering Point Data This section describes how to configure the parameters of any point Each point has its own Edit Point window that requires some degree of configuration Both the configuration and dynamic attributes of the point are found in the Edit Point Window From this window the user is able to view and edit database parameters Several methods can b...

Page 131: ...on is described below Minimize The Minimize push button creates a mini window of selected parameters This push button enables the user to observe relationships between dynamic parameters and how the changes affect the point Clicking the Minimize shrinks the window so that only one or more selected list box parameters are displayed The user may have multiple minimize windows opened simultaneously T...

Page 132: ...ference point in the list box Opening a point connection window Highlight the desired reference data parameter from the Edit Point window Click on the Examine push button The user is taken to that reference point s Point Connections window Exit The Exit push button exits the current point configuration and returns the user to the main menu Download The Download push button allows the user to downl...

Page 133: ...ne To modify a Reference There are two ways to modify a reference One method is performed from the Edit Point window and the other method is performed from the Point Connections window For convenience both methods are listed below To modify a Reference In the Edit Point Window Double click the desired reference parameter to enter a new value The following dialog box appears In the Point Connection...

Page 134: ...picture view of multiple point types Adding Multiple Points The user is able to add a point by using the same method used to add single points The user can click on the Add Point icon or push button from the toolbar or by selecting Add from the Point menu in the Main window Once the point is added the user is then able to define the point Defined points appear in the Point Icon Selection Area and ...

Page 135: ... the points of the selected type In the Edit Point window the user steps through a window for each point number using the Next and Previous push buttons The left two columns D and U are used to download and upload respectively the information found in the corresponding row s The third column lists the point numbers The Spreadsheet Mode menu bar contains menus used to perform various functions to o...

Page 136: ...one or more columns click on the parameter s 2 Select the Copy option from the Edit menu The selected cells outline changes from black to red Note To undo the Copy option press the Esc key Pressing the Esc key removes the selec tion outline from the selected cells Paste The Paste option allows the user to paste the copied group of cells red outline to the currently selected group of cells black ou...

Page 137: ...ste menu selection The only difference is that the Paste Dnld selection downloads the updated data parameters Set Value The Set Value option allows the user to enter or select a value for a parameter 1 Click on the desired cell or column 2 Select Set Value from the Edit menu The Modify Value dialog box appears Figure 8 32 Spreadsheet Mode Editing point parameter values 3 Enter or select a value fr...

Page 138: ... The Options Menu Import The Import option allows the user to import a point or group of points that match the current point type The imported file is named according to the point type with the CSV file extension Export The Export option allows the user to export a selected point or all the points that match the current point type to the default directory The export file is saved in a file named a...

Page 139: ...e The Copy and Paste operations do not affect hidden rows and columns 1 Select one or more rows or columns 2 Select the Hide Row Col option from the Options menu The selected rows or columns are indicated by a in the row or column buttons heading The following dialog box illustrates this feature Parameter Type Description Dynamic Real time data such as status Config General specifications such as ...

Page 140: ... 8 6 5 Creating and Editing Connections Several methods can be used to display this window depending on the user s current location in the program These methods are listed below If in the Main window double left click on the point icon If in the Edit Point window click on the Connections push button If in the Point Connections window double left click on a point icon other than the focus point to ...

Page 141: ...types of data The program can determine if a reference is valid but it cannot determine if the reference is meaningful The Input Data parameters which are located on the left side of the software block are references The Output Data parameters which are located on the right side are most commonly referenced by other points To create a Connection 1 Select the desired point icon from the Icon Bar an...

Page 142: ...left clicking on the input source or the output destination icon allows the user to step through each corresponding Point Connections window if applicable Note Double right clicking on the input source or the output destination icon allows the user to view the point s Edit Point window ...

Page 143: ...9 1 LED Indicators Run indicator The RUN Indicator provides the single most important feedback of proper system operation When the system functions properly the RUN Indicator is constantly flashing at a 0 5Hz rate If this indicator ever goes to a steady state condition either on or off some malfunction has occurred In addition relative processor loading can be determined by observing the RUN Indic...

Page 144: ...n Message to Diagnostic Terminal 9 2 4 Performing a Hard Reset A Hard Reset clears the Tank Gate Interface s database The following procedure describes the steps necessary to perform a Hard Reset 1 Set the ID DIP switch to 15 all switches Closed On This action initiates the Hard Reset Pro cedure Indicator Condition Cause Solution Run Does not flash even after hard reset Bad database Bad main circu...

Page 145: ...address 1 14 At this point there is no further action required by the user Figure 9 3 Set the ID DIP switch to the desired addresses 5 The LEDs will light and remain steady to indicate the address For example if the ID DIP Switch is set to 1 LEDS D1 will on If the ID DIP Switch is set to 3 LEDS D1 and D2 will be on ID 15 RESET SW3 EARTH NEUTRAL LINE SURGE GND A TXD B RXD GND RTS CTS TXD RXD GND 15...

Page 146: ...is no database When tank gauges are being scanned the RXD LED will flash when a response is received 9 3 Maintenance Field maintenance of the Tank Gate Interface is simplified by several built in features The modular design of the computer control system in conjunction with quick disconnect connectors allows for on site replacement of questionable components The following standard procedure can be...

Page 147: ...rface Module 101 Varec Mark Space Micro 4 wire Varec 1800 1900 6500 Interface Module 111 Current Loop Whessoe Bus Interface Module 112 Current Loop GPE Interface Module 120 SAAB TRL 2 Interface Module 140 Enraf 811 802 812 854 873 Interface Module 150 L J Tankway MCG 1000 MCG 1500 MCG 2000 Interface Module 161 Prime Measurement 3500 ATG Interface Module 171 Dual RS 232 Veeder Root TLS 350 Interfac...

Page 148: ...Appendix Order Codes Tank Gate Interface 138 Installation and Operations Manual ...

Page 149: ......

Page 150: ...8939 www varec com 2006 Varec Inc All Rights Reserved This document is for information purposes only Varec Inc makes no warranties express or implied in this summary The names of actual companies and products mentioned herein may be the trademarks of their respective owners Document Code IOM032GVAE1313 ...

Search results

Summary of Contents for 8300 series

Reviews:

Varec 8300 series, Installation And Operation Manual, Page: 107 / 150

Search results

Summary of Contents for 8300 series

Reviews: