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14 

 Installation 

2.9.3  Floating Load without external power supply 

If your system do not offer external power supply, a +15V power source 
can be supported form ACL-6128 card. The connection is illustrated as 
below. 

 

     

D/A

 

Converter

 

Amp.

 

Load

 

I.SINK

 

A.GND

 

ACL-6128 Side

 

External side

 

+

 

-

 

+15V

 

 

 

Содержание ACL -6128

Страница 1: ...N u D A Q A C L 6 1 2 8 2 Channel Isolated 12 bit Analog Output Card U s e r s G u i d e...

Страница 2: ...rising out of the use or inability to use the product or documentation even if advised of the possibility of such damages This document contains proprietary information protected by copyright All righ...

Страница 3: ...ink com tw NuPRO nupro Adlink com tw Software sw Adlink com tw A M B amb Adlink com tw TEL 886 2 82265877 FAX 886 2 82265717 Address 9F No 166 JianYiRoad ChunghoCity Taipei 235Taiwan R O C Please info...

Страница 4: ......

Страница 5: ...g 8 2 6 2 Output Range Setting 9 2 6 3 Summary 10 2 7 CurrentSinkRangeSetting 11 2 8 ConnectorPinAssignment 12 2 9 SignalConnection 13 2 9 1 Voltage Output Connection 13 2 9 2 Current Sink Connection...

Страница 6: ...r5 Calibra tion 2 2 5 1 Whatdoyouneed 22 5 2 VRAssignment 22 5 3 InternalReferenceSourceAdjustment 23 5 4 BipolarOutput Calibration 23 5 5 UnipolarOutput Calibration 24 5 6 CurrentSinkCalibration 24 P...

Страница 7: ...128 is shown the jumper setting for base address reference voltage source and D A output ranges B esides all connectors pin assignment and signal connection are also specified Chapter 3 Low Level Prog...

Страница 8: ......

Страница 9: ...ripherals from damage due to high voltages on the inputs After you turn on or reset your PC system both channels will reset the output voltage to 0V in unipolar or bioplar output range The ACL 6128 s...

Страница 10: ...rammablevoltagesource ServoControl Programmablecurrentsink 1 3 Specifications The ACL 6128 provides the following specifications Analog Output D A Output Channel 2Isolatedchannels Resolution 12 bit do...

Страница 11: ...are Support 1 4 1 ProgrammingLibrary For the customers who are writing their own programs we provide MS DOS Borland C C programming library ACLS DLL2 is the Development Kit for NuDAQ ISA Bus Cards wit...

Страница 12: ...es ACL 61282 channelIsolatedAnalogOutputCard ADLINKCD If the card is missing or damaged contact the dealer from whom you purchased the product Save the shipping materials and carton in case you want t...

Страница 13: ...inspect the module for damage Press down on all the socketed IC s to make sure that they are properly seated Do this only with the module place on a firm flat surface Note DONOTAPPLYPOWERTOTHECARDIFIT...

Страница 14: ...the jumper 2 5 Base Address Setting The ACL 6128 requires 16 consecutive address locations in I O address space The base address of the ACL 6128 is restricted by the following conditions 1 The base ad...

Страница 15: ...ON 0 X Table 2 1 default setting ON 0 X don t care OFF 1 Note A3 A9 correspond to PC bus address lines How to Define a Base Address for the ACL 6128 The DIP1 to DIP7 in the switch SW1 are one to one...

Страница 16: ...CH2 are controlled by the jumper JP4 and JP8 respectively The default setting is Internal Reference for both CH1 and CH2 and is illustrated by the following diagram on next page Internal Reference De...

Страница 17: ...mum input voltage is 10V The voltage sources can be input through Pin 3 of CN1 and CN2 connectors 2 6 2 OutputRangeSetting The output voltage range of ACL 6128 can be set either Bipolar or Unipolar Th...

Страница 18: ...ituations JP1 JP3 and JP5 are for CH1 JP2 JP7 and JP9 are for CH2 Jumper OutputRange JP3 for CH1 JP7 for CH2 JP1 JP5 for CH1 JP2 JP9 for CH2 0 to 5V Unipolar Default JP3 JP7 10 5 JP1 JP5 UP BP UP BP 0...

Страница 19: ...ltage to unipolar The jumper JP6 is corresponding to CH1 and JP10 is used with CH2 The illustration Figure 2 7 below shows the settings for the ACL 6128 s current sink range Channel No 4 20 mA Default...

Страница 20: ...H1 CN2 is for CH2 Each of the connector s pin assignment is specified as follows Legend V OUT Analog Voltage Output I SINK Current Sink A GND Analog Ground REF IN Reference Voltage Input 15V 15V outpu...

Страница 21: ...w to make proper signal connection when the ACL 6128 is used 2 9 1 VoltageOutputConnection Amp Load V OUT A GND ACL 6128 Side External Side load R 2 9 2 CurrentSinkConnection Amp I SINK A GND ACL 6128...

Страница 22: ...thoutexternalpowersupply If your system do not offer external power supply a 15V power source can be supported form ACL 6128 card The connection is illustrated as below D A Converter Amp Load I SINK A...

Страница 23: ...ure Here you will get all detailed information of the ACL 6128 s register format and control procedures 3 1 I O Port Address Map Actually the ACL 6128 only requires 4 consecutive addresses in the PC I...

Страница 24: ...DA10 DA9 DA8 Base 3 DA7 DA6 DA5 DA4 DA3 DA2 DA1 DA0 DA11 DA0 Digital to Analog data DA0 is Least Significant Bit and DA11 is Most Significant Bit X Don t care DoubleBuffering Since the data of ACL 61...

Страница 25: ...ed data with have different presentation for different output range 3 3 1 UnipolarNumbering 0 4095 0000 0000 0000 1111 1111 1111 2048 1000 0000 0000 V OUT Vref 0 4095 V OUT Vref 2048 4095 V OUT Vref 4...

Страница 26: ...iate and convert digital data to analog output is listed step by step below 1 Define the base address of ACL 6128 card e g Base_Addr 0x2C0 2 Extract the most signification 4 bits from the converted da...

Страница 27: ...aseI Oaddressand switchesdifferentcards 2 D A conversion performsdigitaltoanalogconversion In addition to the library some demonstration programs are also provided You can refer it and save a lot of p...

Страница 28: ...rary included in the diskette is DOS only The detailed function description is specified in the following sections 4 3 1 _6128_Initial Description An ACL 6128 card is initialized according to the card...

Страница 29: ...umber must be within the range of 0 and 7 Return Code ERR_NoError ERR_InvalidBoardNumber 4 3 3 _6128_DA Description This function is used to write data to D A converters There are two Digital to Analo...

Страница 30: ...the program is executed it will walk you through calibration procedure step by step This program is included in the delivered package 2 one 4 1 2 digital multimeter 5 2 VR Assignment There are twelve...

Страница 31: ...for CH1 until the reading of voltmeter is 10V Trim the VR8 for CH2 until the reading of voltmeter is 10V 4 Trim the VR2 for CH1 until the reading of voltmeter is 5V Trim the VR7 for CH2 until the read...

Страница 32: ...the digital data as 1111 1111 1111 B trim VR3 for CH1 or VR9 for CH2 until the voltmeter reading flickers between 4 99V and 5 00V Offset Calibration 1 Set jumper JP1 JP5 for CH1 or JP2 JP9 for CH2 as...

Страница 33: ...Calibration 25...

Страница 34: ...cations or if the serial number has been removed Seller does not assume any liability for consequential damages as a result from our products uses and in any event our liability shall not exceed the o...

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