National Instruments FieldPoint FP-TB-1 User Manual Download

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Summary of Contents for FieldPoint FP-TB-1

Page 1: ...l service in house repair center WE BUY USED EQUIPMENT Sell your excess underutilized and idle used equipment We also offer credit for buy backs and trade ins www artisantg com WeBuyEquipment REMOTE INSPECTION Remotely inspect equipment before purchasing with our interactive website at www instraview com LOOKING FOR MORE INFORMATION Visit us on the web at www artisantg com for more information on ...

Page 2: ...g features Works with all FieldPoint I O modules the FP TB 3 is designed specifically to work with thermocouple I O modules V and C terminals provide external supply voltages common to all channels DIN rail mounting or panel mounting 32 terminals available for field connections FP TB 3 has 16 Available with screw terminals FP TB 1 and FP TB 3 or spring terminals FP TB 2 Isothermal construction FP ...

Page 3: ...minal base on a DIN rail 1 Write down the serial number located on the back of the terminal base before you mount it on the DIN rail 2 Use a flathead screwdriver to open the DIN rail clip to the unlocked position as shown in Figure 1 Figure 1 Unlocking the Rail Clip 3 Attach the lip on the rear of the terminal base onto the top of a 35 mm DIN rail and press it down onto the DIN rail as shown in Fi...

Page 4: ...e local bus connector of the last terminal base on the bank as shown in Figure 3 Add rail locks by sliding them on and tightening the screws Figure 3 Adding Rail Locks and Protective Cover Mounting the FP TB 1 2 3 to a Panel Caution To avoid damaging the network module and terminal base make sure that power is not applied to the network module while you are installing or removing a terminal base F...

Page 5: ... holes mount the terminal base as shown in Figure 5 Figure 5 Mounting the Terminal Base 3 Place the protective cover over the local bus connector of the last terminal base in the bank 62 48 2 46 44 64 1 76 31 24 1 23 31 24 1 23 44 64 1 76 Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Page 6: ...s on the I O module with the guide rails on the terminal base Figure 6 Mounting the I O Module on the Terminal Base 3 Press firmly to seat the I O module on the terminal base When the module is firmly seated the terminal base latch locks it into place and the ejector button on the top of the terminal base pops up 4 To remove an I O module press the ejector button on top of the terminal base and pu...

Page 7: ...ules get their power from the network module through the backplane and in most cases require no external power for proper operation Refer to the appropriate I O module operating instructions for details on the use of these terminals and the other 32 terminals The FP TB 3 provides two dedicated C terminals and 16 numbered terminals defined by the I O module Although the FP TB 3 is designed specific...

Page 8: ...o the slot You may need to push hard This forces the spring loaded terminal to open 2 Insert the wire in the terminal 3 Withdraw the screwdriver allowing the spring terminal to clamp securely onto the wire Figure 8 Connecting Wires to the Spring Terminals of the FP TB 2 C 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 C V 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 V Artisan Technology Group Quality I...

Page 9: ...in Figure 9 Figure 9 Connecting Power for Current Draws Below and Above 10 A Caution Cascading power from neighboring bases or network modules defeats isolation between cascaded modules When total current draw is less than 3 A you can use a single terminal for the return path If the total current draw is greater than 3 A you should use separate C terminals as shown in Figure 10 1 When total curren...

Page 10: ... instructions for details In Figure 11 shades of gray indicate differing voltage potentials Figure 11 Different Voltage Potentials Caution Cascading power from neighboring bases or network modules defeats isolation between cascaded modules You may want to use separate power supplies for I O modules both to prevent power dips caused by field devices from disrupting the operation of the network modu...

Page 11: ...ature and indicates the temperature of the junctions between your thermocouple wire and the screw terminals This measurement is used internally by the FP TC 120 to correct for the thermoelectric voltages that are generated at these junctions Heat dissipated by adjacent modules or other nearby heat sources can cause errors in thermocouple measurements by heating up the terminals so that they are at...

Page 12: ...0 W C 11 W F For example if the FP TB 3 is between an analog input module dissipating 0 35 W and a discrete output module dissipating 3 W the thermal gradient would be 3 W 20 W C 0 15 C Estimating Thermal Gradients with the FP TB 1 or FP TB 2 Terminal Bases The lack of isothermal construction in the FP TB 1 and FP TB 2 terminal bases makes them more susceptible to errors caused by thermal gradient...

Page 13: ...nt source of thermal gradients Even the FP TB 3 can be susceptible to these errors Heat or cold may be directly conducted to the terminal junction by the thermocouple wire If the thermocouple wires or objects they are in contact with such as wiring ducts near the terminal base are at a different temperature than the terminals the wires transfer heat to or from the terminals and cause thermal error...

Page 14: ...defeat isolation barrier Environmental FieldPoint modules are intended for indoor use only Operating temperature 40 to 70 C Storage temperature 55 to 85 C Humidity 10 to 90 RH noncondensing Maximum altitude 2 000 m Pollution degree 2 Safety The FP TB 1 2 3 meets the requirements of the following standards for safety and electrical equipment for measurement control and laboratory use EN 61010 1 199...

Page 15: ... at ni com hardref nsf Mechanical Dimensions Figure 13 show the mechanical dimensions of the FP TB 1 2 3 with an I O module installed Dimensions are given in millimeters inches Figure 13 Mechanical Dimensions Where to Go for Support For more information about setting up your FieldPoint system refer to these National Instruments documents Your FieldPoint network module user manual Your other FieldP...

Page 16: ...6555 7838 China ShenZhen 0755 3904939 Czech Republic 02 2423 5774 Denmark 45 76 26 00 Finland 09 725 725 11 France 01 48 14 24 24 Germany 089 741 31 30 Greece 30 1 42 96 427 Hong Kong 2645 3186 India 91 80 4190000 Israel 03 6393737 Italy 02 413091 Japan 03 5472 2970 Korea 02 3451 3400 Malaysia 603 9596711 Mexico 001 800 010 0793 Netherlands 0348 433466 New Zealand 09 914 0488 Norway 32 27 73 00 Po...

Page 17: ...l service in house repair center WE BUY USED EQUIPMENT Sell your excess underutilized and idle used equipment We also offer credit for buy backs and trade ins www artisantg com WeBuyEquipment REMOTE INSPECTION Remotely inspect equipment before purchasing with our interactive website at www instraview com LOOKING FOR MORE INFORMATION Visit us on the web at www artisantg com for more information on ...

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