the copyright and authority for the interpretation of the products are reserved by mornsun specifications subject to change without notice. tafxxx-ex-xx a/2-2011 page 1 of 3 dc input operation type analog signal isolation safety barrier tafxxx-ex-xx series product overview taf x xx -ex- x x description 1 1 input 1 output 2 2 input 2 output channels 6 1 input 2 output 00 current signal input, current source or voltage source output serial number 40 voltage signal input, current source or voltage source output explosion mark ex isolation barrier explosion symbol 1 4~20ma 2 0~20ma 3 2~10v 4 1~5v 5 0~10v input signal 6 0~5v 1 4~20ma output signal 2 0~20ma note: the input & output signal type should be given when purchasing. of course full-custom products can be obtained here. electrical characteristics power supply 18~30vdc (typ. : 24vdc) input power 1 input & 1 output: about 2.0w 2 input & 2 output and 1 input & 2 output: about 4.0w power supply data power protection reverse protection, over current protection input signal refer to product overview 2v (current input) safe area input impedance 10m (voltage input) output signal refer to product overview hazardous area load 500 (@maximum output current) description the standard current or voltage signal generated by plc or dcs system from the safe area is transferred to dangerous area by this product for driving two-wire valve localizer , electrical converter etc. one independent power supply is required. moreover, within the product, power supply, input and output are mutually isolated. field devices connected and regions: two-wire valve localizer, electrical converter etc. zone 0, zone 1, zone 2, iia, iib, iic, and hazardous area of t4~t6. features three-port isolation (input, output and power supply) high accuracy (0.1% f.s.) high linearity (0.1% f.s.) isolation voltage (intrinsic safety and non-intrinsic safety: 2.5kvac/60s) low temperature drift(35ppm/ c) high reliability(mtbf>500,000 hours) model selection TAF100-EX-11 ignaloutput signalinput isolationbarriermark serial number channel number productseries s mornsun science & technology co.,ltd. address: no. 5, kehui st. 1, kehui development center, science ave., guangzhou science city, luogang district, guangzhou,p.r.china. tel: 86-20-38601850 fax:86-20-38601272 http://www.mornsun-power.com
the copyright and authority for the interpretation of the products are reserved by mornsun specifications subject to change without notice. tafxxx-ex-xx a/2-2011 page 2 of 3 transmission characteristics connection offset 0.1%f.s. gain error 0.1%f.s. accuracy 0.1%f.s. temperature drift 0.0035%f.s./ c (-25 c ~ +71 c) isolation characteristics galvanic isolation three-port isolation (input, output and power supply) 2.5kvac between intrinsically safe end and non-intrinsically safe end isolation voltage 2.5kvdc between signal input end and power supply end test conditions: testing for 1minute, humidity < 70%, leakage current < 1ma standards & certificates explosion protection certificate mark [exia]iic explosion protection certification parameters between the pin 9 and 10, pin 11 and 12: um=250vrms uo=26.5v io= 90ma po=596.3mw co=0.07 f lo=2.4mh explosion protection certification agency china national quality supervision and test centre for explosion protected electrical products explosion qualified no. cnex09.1825 other characteristics operation temperature: -25 c ~ +71 c ambient temperature transport and storage temperature: -50 c ~ +105 c package 35mm din-rail package: t-rail card package (din50022), pluggable connection pin, thickness 22.5mm,plastic ul94-v0 safety class ip20(iec60529 / en60529) 1 input & 1 output: about 100g weight 1 input & 2 output, 1 input & 2 output : about 128g application circuit diagram dangerous-area safe-area 4 20ma 4 20ma channel 2 11 + 12 - channel 2 dcs/plc + 1 - 2 + 3 - 4 + 7 - 8 + - + - 9 + 10 - + - + - input 2 input 1 2 in 2 out i p i p channel 1 24vdc channel 1 note: this diagram is for 2 input 2 output models only; just channel 1 within inputs should be connected for 1 input 2 output models; just channel 1 within inputs and outputs should be connected for 1 input 1 output models. 1. removable terminal; 2. cross-section of wiring:0.5mm 2 ~2.5 mm 2 ; 3. the length of bare wire is about 8mm, locked up by the m3 bolt. application in intrinsically safe explosion protection system in intrinsically safe explosion protection systems, isolating barrier belongs to affiliated device. it is installed at safe area, as a connection between intrinsically safe devices in the hazardous area and non-intrinsically safe devices in the safe area. by limiting the energy to a certain safe threshold, it ensures the safety of field devices and people. selection guidelines for intrinsically safe explosion protection system 1. the explosion protection grade of the barrier must be not less than that of intrinsically safe explosion protection device in spot. 2. take inconsideration of hazardous end output resistance and loop resistance make sure the barrier output voltage meets the minimum operation voltage requirement of intrinsically safe device in spot. 3. the safety parameters about intrinsically safe end meets: uo ui, io iin, po pin co cin, lo lin 4. select suitable safety barrier which matches the intrinsically safe device in spot according to the power polarity, signal type and transmission mode about the device. 5. much more protection is required, which can avoid the influence of the leakage current generated by safety barrier on intrinsically safe device in spot. 6. the wires leading to dangerous field should be constrainted in blue intrinsically safe wires, and its copper cross-section should be more than 0.5mm 2 ; insulation intensity should be more than 500vdc. operation notes 1. please read the user manual carefully before using. if any question please contact our technical support department 2. please do not use this product in hazardous area. 3. the power supply of this product should be 24vdc power source. it is forbidden to use 220vac power supply. 4. to avoid invalid explosion protection function, or any failure, users disassemble this product is forbidden.
the copyright and authority for the interpretation of the products are reserved by mornsun specifications subject to change without notice. tafxxx-ex-xx a/2-2011 page 3 of 3 installation disassembly din35mm standard rail installation: 1. upside of the instrument card in the rail; 2. push underside of the instrument into the rail. 1. use a screwdriver (width of edge 6mm), cut in the metal card lock from the underside; 2. boost up the screwdriver and prize the metal card lock downwards; 3. pull the instrument out of the rail. packaging dimension packaging diagram unit : mm[inch] tolerance : 0.5mm small white packaging box dimensions: l*w*h=163*150*35mm packaging quantity: 1pcs inner packaging box dimensions: l*w*h=430*175*160mm packaging quantity: 10 pcs outer packaging box dimensions: l*w*h=560*450*520mm packaging quantity: 90pcs
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