signal conditioning modules tfxxxxn series 2015.04.29- a /3 page 1 of 5 mornsun guangzhou science & technology co., ltd. reserves the copyright and right of final interpretation active high precision outpu t signal conditioning module features z two-terminal isolation (signal input and signal output) z high precision grade, high linearity (0.1% f.s.) z isolation voltage (2kvac/60s) z low ripple & noise: ( 30mvpp, 20mhz) z extremely low temperature drift ( 50ppm/ ,within -40 to +85 ) z small size: dip18 (26*9.5*12.5mm) z esd protection (iec/en61000-4-2 contact 4 kv perf. criteria b) part number system x xx x isolation amplifier signal input signal output power supply isolation power output package tf n t h e t fxxxxn s erie s i s w it h precedin g v oltag e s ignal inpu t and backwar d v oltage/curren t s ignal output, and w it h a n inne r hig h efficiency isolated micro-powe r s ource. i t ca n provid e isolatio n powe r to peripheral circui t a t t h e s am e t im e of providin g power to internal s ignal processin g circuit. a doptin g electromagnetis m isolatio n t echnology , t herefor e compared w it h photo-coupler isolation, i t ha s higher accuracy an d lower t emperatur e drift. t hi s modul e i s t wo-por t isolatio n ( inpu t an d output). t her e ar e external f unction s f or t h e s erie s a s z ero s an d f ull adjustment, convenien t f or customer to desig n an d adjust. selection guide model power supply input (vdc) input signal output signal isolation power output (vdc) TF5134N 24 0~10v 4~20ma 15 tf5234n 24 0~10v 0~20ma 15 tf5534n 24 0~10v 0~10v 15 tf5554n 12 0~10v 0~10v 15 tf5634n 24 0~10v 0~5v 15 tf6134n 24 0~5v 4~20ma 15 tf6234n 24 0~5v 0~20ma 15 tf6250n 12 0~5v 0~20ma none tf6254n 12 0~5v 0~20ma 15 tf6664n 5 0~5v 0~5v 15 tfs160n-3.3 5 0~3.3v 4~20ma none input specifications item operating conditions value power input input voltage (nominal value of power supply input) 5% input power isolation power output, voltage output 1.5w isolation power output, current output 2.0w power supply protection reverse polarity protection single input* input signal see selection guide input impedance in case of max. input of voltage signal 10m overload in case of input of voltage signal 30v note: * when the input signal is open, if the output signal value need near 0, please connect a resistor( 100k ? ) in parallel at the signal input port (near one end of the model). out p ut s p ecifications item operating conditions value isolation power output output voltage power, current full load (nominal value) 10% output current 25ma
signal conditioning modules tfxxxxn series 2015.04.29- a /3 page 2 of 5 mornsun guangzhou science & technology co., ltd. reserves the copyright and right of final interpretation single output output signal see selection guide load capacity current output 500 ? voltage output 2k ? ripple & noise 20mhz bandwidth 30mvpp t ransmission specifications item operating conditions value zero offset ta=25 0.1%f.s. signal precision ta=25 0.1%f.s. temperatu re dri f t operating temperature range of -40 to +85 50ppm/ adjustable function full degree regulation can be adjusted within 5% output signal range zero regulation can be adjusted within 5% output signal range bandwidth 2khz response time 1ms general specifications item operating conditions value electric isolation isolated between the signal input and the signal output. degree of isolation testing for 1 minute, leakage current <1ma, humidity <70% 2kvac isolation resistance 500vdc 100m ? operating temperature -40~+85 transportation and storage temperatu re -50~+105 application environment the presence of dust, fierce vibration, impulsion and corrosive gas may cause damage to the product physical specifications casing material black flame-retardant heat-proof plastic package dip18 weight 5.7g(typ.) cooling method natural cooling emc specifications emi ce cispr22/en55022 class a (see fig. 4 for recommended circuit) ems esd iec/en61000-4-2 contact 4kv perf. criteria b eft iec/en61000-4-4 power supply port 2kv (see fig. 4 for recommended circuit) perf. criteria b surge iec/en61000-4-5 power supply 1kv (see fig. 4 for recommended circuit) perf. criteria b application precautions 1. please read the instructions carefully before use; contact our technical support if you have any problem. 2. do not use the product in hazardous areas. 3. use dc power supply for the product and 220v ac power supply is prohibited. 4. do not dismount and assemble the product without permission to avoid failure or malfunction of equipment. after-sales service 1. ex-factory inspection and quality control have been strictly conducted for the product; if there occurs abnormal operation or possibility of failure of internal module, please contact the local representative or our technical support. 2. the warranty period for the product is 3 years as calculated from the date of delivery. if any quality problem occurs under normal use within the warranty period, the product can be repaired or changed for free. applied circuit see application notes for isolated transmitter for details.
signal conditioning modules tfxxxxn series 2015.04.29- a /3 page 3 of 5 mornsun guangzhou science & technology co., ltd. reserves the copyright and right of final interpretation design reference 1. typical application 1) schematic diagram signal in power in power in iso power demod iso power out signal out amp offset trim gain trim amp mod osc fig. 1 2) typical application??isolation application of ao board card in dcs system application circuit for typical multi-channel signal acquisition is as below: dac dac dac dac mcu can isolation transceiver 485 isolation transceiver ethernet network transformer isolation bus interface tf n _ output module i/o bus sin sout1 sout2 sout3 sout4 fig. 2 isolation application figure of ao board card in dcs system function in t he figure 2, sin are input signals for peripheral circuit. the input signals can be sent t o mcu and isolated w ith sin by 4 85 isolation t ransceiver, can isolation t ransceiver and etherent network t ransformer, mcu control system receive t he signals, and output digital signals after signal processing. dac is digital t o analog converter, digital signals can be t ransferred t o analog signals by dac . tf_n output module isolation output t he analog signals t ransferred from dac. sout1, sout2, sout3 and sout4 are multiple x output isolation signals. w orking principle w hen t he circuit w orks, peripheral circuit provides input signals sin, and it t ransfers input signals t o mcu control system by isolated bus interface. the mcu receives t he signals and manage t hem, t hen output digital signals)the digital signals are t ransferred by i/o bus. digital signals are converted t o analog signals t hrough dac. a fter t hese analog signals get t hrough tf_n output module, w ecangetisolation signals. the w hole w orking process realizes t hat t he inner signals of control system are isolated w ith t he peripheral circuit ) and t he output signals,sout1,sout2,sout3 and sout4 are isolated and not interfere w itheachother) 3) a pplication ? ?zero and full adjustment function zero and full adjustment recommended setting circuit is as shown singal output c1 10 + d1 11 - 18 + d2 17 - c2 1+ 2- d3 16 15 isolation power output d4 9+ 8- 7 6 singal input power input - + - + zero adjustment potentiometer full adjustment potentiometer ( + ( + fig. 3 zero and full adjustment circuit
signal conditioning modules tfxxxxn series 2015.04.29- a /3 page 4 of 5 mornsun guangzhou science & technology co., ltd. reserves the copyright and right of final interpretation function zero adjustment function by setting up adjustment resistor at the zero point can change the zero signal transmission, which makes the output signal overall migration. full adjustment function is also called t he gain adjustment function, and it can change t he ratio of signal t ransmission t hrough t he set up corresponding adjust resistance at t he full adjustment, and t he isolation t ransmission proportion of input and output signal value w ould be changed. usage adding and reducing negative zero resistance can reduce the zero of signal output. adding and reducing positive zero resistance can increase t he z ero of signal output. a dding and reducing negative full adjustable resistance can reduce t he ratio of signal t ransmission, a dding and reducing negative full adjustable resistance can increase t he ratio of signal t ransmission. you can use potentiometer t o adjust t he output signal o f z ero and full in practical application. a s shown in t he figure 3, t he t erminal of full or z ero adjustment is connected t o t he sliding of potentiometer, and t he both ends of potentiometer is t o t he z ero or full reference of positive and negative regulating reference . sliding potentiometer t o adjust signal full or changing t he ratio of rise and fall can also adjust z ero and full of t he output signal. as shown in the figure 3, adjusting the potentiometer to positive can increase zero or full of the corresponding signal. adjusting the potentiometer t o negative can reduce z ero or full of t he corresponding signal. the maximum recommended range o f potentiometer is 10k ~1m , detail resistance selection according t o t he adjustment accuracy. choose larger resistance potentiometer for high precision fine-tuning. choose smaller resistance potentiometer for a w ide range of rough adjustment. notice using the function of zero and full adjustment will affect original accuracy. due to the effect on temperature drift of external adjustment resistor and the stability of the potentiometer, temperature drift of product will be changed, too. for the zero and full adjustment potentiometer, the ratio between positive resistance and negative resistance, which makes the zero point of different products predetermined zero point is diverse. please set the value of potentiometer according to actual situation. 2. recommended emc circuit signal output c1 10 + d1 11 - 18 + d2 17 - c2 1+ 2- d3 r1 r2 16 15 isolation power output d4 r3 r4 9+ 8- 7 6 signal input power supply ( + ( + fig. 4 components recommended parameters c1 100uf/35v c2 4.7uf/35v r1 negative zero adjustment resistance r2 positive zero adjustment resistance r3 negative gain adjustment resistance r4 positive gain adjustment resistance d1 smcj28a d2 smcj30a d3 smbj15a d4 smbj15a 2. for more information please find t he application notes on w ww.mornsun-power.com
signal conditioning modules tfxxxxn series 2015.04.29- a /3 page 5 of 5 mornsun guangzhou science & technology co., ltd. reserves the copyright and right of final interpretation dimensions and recommended layout notegrid2.54*2.54mm note: unit:mm[inch] pinsectiontolerances:0.10[0.004] generaltolerances:0.25[0.010] bottomview frontview pin-out signaloutput(+) signaloutput(-) gainregulation singnalinput(+) noconnection 1100013204-b0 12.50[0.492] 0.50[0.020] 26.00[1.024] 9.50[0.374] 0.30[0.012] 1.750.50[0.0690.020] 5.080.50 [0.2000.020] 20.32[0.800] 0.50[0.020] 12 16 89 18 17 15 11 10 2.54[0.100] 1 distributionoutput(-) gainauxiliaryregulation zeroregulation powersupply(-) powersupply(+) 1 2 16 89 18 17 11 10 15 ? 1.00[ ? 0.039] 7 12 6 10.16[0.400] 7 6 12 distributionoutput(+) 11 12 2 6 7 8 9 10 15 16 17 18 singnalinput(-) 4.10[0.161] zeroauxiliaryregulation gr sg zr nc sz pin+ sout+ sout- sin+ sin- pout- pin- pout+ thirdangleprojection notes: 1. packing information please refer t o 'product packing information' . packing bag number: 58240002; 2. unless otherwise specified, data in this datas heet should be tested under the conditions of ta=25 , humidity<75% when inputting nominal voltage and outputting rated load; 3. all index testing methods in this datasheet are based on our company?s corporate standards; 4. the performance indexes of the product models listed in this datasheet are as above, but some indexes of non-standard model products will exceed the above-mentioned requirements, and plea se directly contact our technician for specific information; 5. we can provide product customization service; 6. specifications of this product are subject to changes without prior notice. mornsun guangzhou 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: 86-20-38601850-8801 fax: 86-20-38601272 e-mail: info@mornsun.cn
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