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Technical manual    BA 0318 

Signal converter 

TVA – 080 / 100 / 120 / 180 / 200 / 220 

Isolation amplifier – active 

 

for galvanic isolation, conversion and 

adjustment of electrical standard signals

 

Evaluable input signals 

  Direct voltage 0...10V / 0...1V / -5...+5V / -0,5...+0,5V 

  Direct current 0...20mA / 4...20mA / -10…+10mA

 

  Pulse frequency modulated (PFM) current signal 90...520Hz

 

 

Output signals 

  Direct voltage 0…10V / 2…10V – simultaneous outputs 

  Direct current 0…20mA / 4…20mA - simultaneous outputs 

 

Signal adjustment of zero value and amplification – optional 

 

Single or double channel version – optional

 

 

Integrated measurand transducer supply – optional 

 

Space saving safe isolation with 4kV~ 

 

Wide range power supply from 20 to 253V AC and DC 

 

 

L a u t e r b a c h s t r .   5 7   –   8 4 3 0 7   E g g e n f e l d e n   –   G e r m a n y  

T e l :   + 4 9   8 7 2 1 / 9 6 6 8 - 0   –   F a x :   + 4 9   8 7 2 1 / 9 6 6 8 - 3 0  

i n f o @ a c s - c o n t r o l s ys t e m . d e

 

 

w w w . a c s - c o n t r o l s ys t e m . d e

 

 

Содержание TVA-080

Страница 1: ...ls Direct voltage 0 10V 2 10V simultaneous outputs Direct current 0 20mA 4 20mA simultaneous outputs Signal adjustment of zero value and amplification optional Single or double channel version optional Integrated measurand transducer supply optional Space saving safe isolation with 4kV Wide range power supply from 20 to 253V AC and DC L a u t e r b a c h s t r 5 7 8 4 3 0 7 E g g e n f e l d e n G...

Страница 2: ...Output code no B 0 10V 1 0 10V 1 0 20mA 2 0 20mA 2 4 20mA 3 4 20mA 3 90 520Hz PFM P special range Y special range Y TVA 200 U0 Version double channel device adjustable with measurand transducer supply TVA 220 ABCD U0 Version double channel device fix adjusted with measurand transducer supply Input 1 order no A Input 2 order no B Output 1 order no C Output 2 order no D 0 10V 1 0 10V 1 0 10V 1 0 10V...

Страница 3: ...rrent through the isolation Function Measuring principle Version TVA 080 U0 TVA 100 U0 TVA 200 U0 adjustable version The connected electrical standard signal 0 10V 0 1V 5 5V 0 5 0 5V 0 20mA 4 20mA 10 10mA is measured by the evaluation circuit adjusted according to the front sided trimmer and transmitted galvanically isolated to the simultaneous output signals 0 10V and 0 20mA or 2 10V and 4 20mA a...

Страница 4: ...evice meets the legal requirements of all relevant EC directives Installation The device is conceived for vertical installation on a standard fastening rail acc to DIN EN 60715 TH 35 7 5 resp TH 35 15 DIN EN 60715 TH 35 7 5 DIN EN 60715 TH 35 15 The device must be installed protected against dust and humidity e g in control stations or in a suitable protection housing with a minimum protection cla...

Страница 5: ... for measuring intends with a maximum of 25 per wire can be used The use of a shielded signal cable is recommended if strong electromagnetic influences could happens e g due to machines or radio equipment In that case the shielding of the cable should be connected to earth only at the side of signaling transmitter resp measuring transducer The signal cable should be installed separated from power ...

Страница 6: ...nput stage there must be paid attention that mostly the signal circuit must be connected to earth by connection the minus terminal with measuring earth The signal cable should be installed separated from power leading wires For inauguration it is suggested to deactivate all connected control devices to avoid unwanted control reactions Connection of the power supply voltage Due to the integrated wi...

Страница 7: ...ange channel 1 switcher block SB1 Switch 1 2 3 SB1 measuring range switching state S1 switching state S2 switching state S3 measuring range CH 1 OFF ON ON 0 5 0 5V 10 10mA ON OFF OFF 4 20mA OFF OFF ON 0 1V 0 20mA OFF ON OFF 5 5V 10 10mA OFF OFF OFF 0 10V 0 20mA Input signal range channel 2 switcher block SB3 Switch 1 2 3 SB3 measuring range switching state S1 switching state S2 switching state S3 ...

Страница 8: ...put Iout with 20mA TVA 200 220 RL 3333 at 10V RL 6666 at 10V at simultaneous output Iout with 20mA Direct current 0 20mA 4 20mA max 28mA Permitted load direct current TVA 080 100 120 180 RL 880 at 20mA RL 680 at 20mA at simultaneous output Uout with 5mA TVA 200 220 RL 570 at 20mA RL 530 at 20mA at simultaneous output Uout with 1 5mA Adjustment range zero value 25 5 of respective nominal measuring ...

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