Austdac SILBUS-TX4A(G), User Manual

Page 1: ...1 1 O OF F 3 30 0 Title 4 CHANNEL ANALOGUE TRANSMITTER TYPE SILBUS TX4A G USER S MANUAL Document Number 120 188 12 Issue 05 ...

Page 2: ... 2010 02 01 PB PB JY 01 Original 2009 02 10 PB PB JY Issue Details Date Written Designed Approved Austdac Pty Ltd Unit 1 42 Carrington Road Castle Hill NSW 2154 Australia PO Box 6486 Baulkham Hills Business Centre NSW 2153 Australia Phone 61 2 8851 5000 Fax 61 2 9899 2490 Website www austdac com au Austdac Inc 455 Lowries Run Rd Pittsburgh PA 15237 USA Phone 1 888 254 9155 Fax 1 412 635 0179 Copyr...

Page 3: ... 9 6 CONFIGURATION 10 6 1 CONSOLE PORT OPERATION 11 6 2 HELP COMMAND 11 6 3 REPEAT COMMAND 12 6 4 VERSION COMMAND 13 6 5 STACK COMMAND 13 6 6 SILBUS MAP COMMAND 13 6 7 SILBUS STATUS COMMAND 14 6 8 SILBUS GET COMMAND 14 6 9 ANALOGUE INPUT ADDRESS COMMAND 15 6 10 FAULT ADDRESS COMMAND 15 6 11 FAULT LEVEL COMMAND 16 6 12 TRIP POINT ADD COMMAND 17 6 13 SET POINT DELETE COMMAND 18 6 14 HYSTERESIS COMMA...

Page 4: ...port and programming switch 8 Photograph 3 Laptop connected to console port via MEAN1 interface 11 Photograph 4 Hyper Terminal delay setup 24 TABLES Table 1 Status LED flash sequence meanings 10 Table 2 SILBUS TX4A Configuration record 24 Table 3 Analogue input termination details 25 Table 4 Power input port termination details 26 Table 5 SILBUS network port termination details 26 FIGURES Figure 1...

Page 5: ...ations involving intrinsically safe and non intrinsically safe circuits The transmitter is housed within a DIN rail mounting enclosure measuring 100mm W x 75mm H x 110mm D The front panel is located between the two top of enclosure mounted terminal blocks to provide a clear view of the operation indicating LED s Two LED s are provided to show power and SILBUS network status The SILBUS TX4A can be ...

Page 6: ... accordance with the condition of safe use as outlined in the certificate Ensure that all instructions and warnings are observed 2 2 1 Storage The specified storage temperature must be maintained during storage 2 2 2 Installation and conditions of use Prior to installation the SILBUS TX4A G should be inspected for the following Any external damage to the enclosure The SILBUS TX4A G may be installe...

Page 7: ...Photograph 1 SILBUS TX4A front panel Located in the top right hand corner of the front panel are the STATUS and POWER indication LED s The green power LED is illuminated whenever a 12 volt supply is connected to the transmitter The orange status LED flashes at different rates to indicate the operational status of the transmitter see table 2 for more details The front panel can be snapped out and r...

Page 8: ...be independently selected for each analogue input See Austdac document 120 009 10 for a more detailed description of SILBUS communications If the Analink transmission protocol is selected then the input analogue is transmitted as a stream of 255 on off bits preceded by a single bit that is asserted if a fault alarm has not been detected i e 4mA offset is present If the Fastlink transmission protoc...

Page 9: ... stop the fault signals or the set point alarm signals from chattering because of noise on the analogue input signals The above figure shows the difference between set points and signal faults set points are reserved for process alarms while faults are reserved for 4 20mA signal issues like less than 4mA Both set points and faults may be configured to generate a digital signal on any valid SILBUS ...

Page 10: ... INPUTS ARE BELOW THE CONFIGURED FAULT LEVEL e g 3 9mA LONG PERIOD OFF FOLLOWED BY 6 SHORT FLASHES PAUSE 6 SHORT FLASH A FASTLINK MARKER ADDRESS HAS BEEN SPECIFIED BUT THE MARKER CHANNEL IS NOT FUNCTIONING MAJOR REVISION FLASH SEQUENCE PAUSE MINOR REVISION FLASH SEQUENCE SOFTWARE VERSION SEQUENCE INDICATES THE SOFTWARE VERSION LEVEL IMMEDIATELY AFTER POWER UP SEE SOFTWARE REVISION SECTION OF THIS ...

Page 11: ...e port will invalidate the certification of the transmitter The terminal emulation program should be configured to 19200 baud 8 data bits one stop bit no parity no flow control and DEC VT100 terminal emulation Once communications have been established with the SILBUS TX4A it will display a screen of information that includes software version software checksum and a list of commands followed by the...

Page 12: ...A I P Number All Delete 4 20mA Trip Points HYST SET mA Range Set Hysteresis Range mA AIN ANA I P Display an Analog Input Value CFGUP Upload Configuration Text CFGDWN Download Configuration Text TX4A _ 6 3 REPEAT COMMAND The REPEAT command is used after another command to continuously repeat that command As an example the SBGET command can be executed followed by the REPEAT command to provide a con...

Page 13: ...he program memory checksum is useful to confirm that a software update has completed successfully without any programming errors 6 5 STACK COMMAND The STACK command is provided to allow the technician to gauge the health of the TX4A microprocessor and its code by displaying the maximum usage of the program stack The display is a peak value of the stack usage since the TX4A was powered up The comma...

Page 14: ...mand is used to determine if the connected SILBUS network is functioning correctly and how many channels are available The error count should typically be zero while the sync count should be incrementing Once again the use of the repeat command will provide a dynamic updating display An example of the SBSTAT command follows TX4A SBSTAT No Chan 128 Sync Count 17807 Error Count 0 TX4A _ The error co...

Page 15: ...There is no restriction on the SILBUS addresses they do not have to be in numerical order or from the same group An example of configuring input 2 is shown below TX4A SBADDR SET 2 K7 Setting Changed Input 1 Address J2 Input 2 Address K7 Input 3 Address A7 Input 4 Address B3 TX4A _ The above example shows the format of the command when the address is configured The keyword SET is required to invoke...

Page 16: ...Setting Changed Input 1 Fault Address J2 Input 2 Fault Address K7 Input 3 Fault Address A7 Input 4 Fault Address B3 TX4A _ The above example shows the format of the command when the address is configured The keyword SET is required to invoke a change the number of the TX4A input is next followed by the SILBUS channel address If a TX4A input is not to be used then it should not be assigned a SILBUS...

Page 17: ...trip alarms are generated when an analogue input passes a preconfigured rising or falling trip point level Up to five trip point alarms can be assigned to each analogue input The current configuration of the set points can be displayed by simply entering the command name as shown in the example below TX4A ADDPT Analog Input 1 1 G1 Trips on rising edge at 14 0mA 2 G2 Trips on rising edge at 15 1mA ...

Page 18: ...ge at 16 0mA TX4A _ The above example shows the adding of a set point to analogue input 2 The keyword SET is required to invoke an addition the address of the SILBUS digital channel is next followed by the keyword R for rising alarm and the value of the set point level in milliamps The exclamation mark should be used in front of the channel address if inverted transmission is required i e fail saf...

Page 19: ...the 3 specifies which set point to delete Note that set points four and five are renumbered after execution of the delete command The next example shows the use of the keyword ALL with the delete set point command TX4A DELPT SET 1 ALL Analog Input 1 No Set Points Analog Input 2 1 H2 Trips on rising edge at 6 3mA Analog Input 3 No Set Points Analog Input 4 1 J1 Trips on falling edge at 16 5mA 2 J2 ...

Page 20: ... SELECT COMMAND This command is used to display and configure the analogue transmission protocol for each of the analogue inputs Each analogue input can be configured to either Analink or Fastlink The current selected transmission protocols can be displayed by simply entering the command name as shown in the example below TX4A ANASEL Chan 1 Analink Chan 2 Analink Chan 3 Analink Chan 4 Analink TX4A...

Page 21: ...hen input one will be displayed by default 6 17 FASTLINK MARKER COMMAND This command is used to display and configure the FASTLINK marker SILBUS channel address A valid FASTLINK marker is required whenever any one of the analogue inputs is configured to transmit using the FASTLINK protocol The marker is generated by the GSW1 channel generator and can be any valid SILBUS channel address Only one ma...

Page 22: ...creen in Motorola S1 S9 HEX format This data format includes headers and checksums to guard against errors and corruption of the data The first line of the uploaded configuration is the keyword CFGDWN this does not form part of the data but is included to help with the configuration download process see section 5 17 below for details To save the configuration to a file open Notepad or a similar no...

Page 23: ...nterface and a terminal emulation program such as Hyper Terminal The cursor should be left at the SILBUS TX4A prompt as follows TX4A _ Open the previously saved configuration file in Notepad or a similar non word processing editor and highlight the configuration as shown below CFGDWN S00300000FC S11300000000001001022E008056000105000000CF S113001080000000800000008000000080000000DC S1130020800014000...

Page 24: ... each line during a download this gives the target time to process the incoming data SILBUS TX4A G CONFIGURATION RECORD LOCATION SILBUS NETWORK CONFIGURATION CHECKSUM CHANNEL 1 2 3 4 INPUT SIGNAL TYPE 1 ANALOGUE SILBUS ADDRESS FAULT SILBUS ADDRESS FAULT LEVEL mA HYSTERESIS SET POINT 1 TYPE AND LEVEL mA 1 SET POINT 2 TYPE AND LEVEL mA 1 SET POINT 3 TYPE AND LEVEL mA 1 SET POINT 4 TYPE AND LEVEL mA ...

Page 25: ...S NETWORK Figure 2 SIBUS TX4A Connection diagram 7 1 ANALOGUE INPUT PORTS Each analogue input is provided with three terminals for the connection of field wiring Each input can accept a voltage or current type signal depending on the way the field wiring is terminated at the transmitter For voltage type input signals the HI and LO input terminals are used as shown for channel one in figure 1 above...

Page 26: ...ower input port termination details 7 3 SILBUS NETWORK PORT The SILBUS network port provides a means for the transmitter to be connected to a SILBUS network Any connections to a SILBUS field bus network pair should be of a multi drop nature with spur lengths kept to a minimum This will minimize any reflections and therefore communications errors in the SILBUS network SILBUS NETWORK PORT TERMINATIO...

Page 27: ...and safety of the transmitter 9 SILBUS TX4AG VARIANT The SILBUS TX4AG variant of the SILBUS TX4A is exactly the same as the SILBUS TX4A except it has been rescaled to only accept a 0 44 2 2V analogue signal generated by a TROLEX TX9042 current type analogue input card The SILBUS TX4AG can only transmit the 0 44 2 2V voltage signal and can not transmit current type analogue inputs The SILBUS TX4AG ...

Page 28: ... written in the following format VERSION M mm where M represents the major revision level and mm represents the minor revision level E g VER 1 12 The software version can be determined by using the console port or by watching the orange status LED immediately after power up The software version will be indicated by a sequence of longer flashes for the major revision level a long pause to indicate ...

Page 29: ...e TX4AG not available Analogue transmission protocol FASTLINK or ANALINK Signal faults per analogue input TX4A and TX4AG 1 Set points per analogue input TX4A only 5 Set point type TX4A only Rising or Falling Console port configuration 19200 baud 8 data 1 stop No parity Terminations Cage clamp 4mm2 maximum Size 100mm W x 75mm H x 110mm D Mass 300g Fixing TS35 DIN rail or screw mount M4 on 85mm x 61...

Page 30: ... IT TT TE ER R 3 30 0 O OF F 3 30 0 1 12 20 0 1 18 88 8 1 12 2 T TY YP PE E S SI IL LB BU US S T TX X4 4A A G G U US SE ER R S S M MA AN NU UA AL L I Is ss su ue e 0 05 5 Humidity 80 to temperatures up to 31 C decreasing linearly to 50 rH at 40 C max 80 rH non condensing ...