B&B Electronics Software Installation, 232OPSDA Specifications, Analog to Digital Converter

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Software Installation

The 232OPSDA comes with several a demonstration program. To install these programs on your hard drive:

1.Place the disk in drive A.

2.Type A: and press the <ENTER> key.

3.Type INSTALL and press the <ENTER> key.

4.Follow the instructions given by the program.

The file, READ.ME, contains corrections and additions to the printed user’s manual. The file, FILES.LST, contains a list and description of the files installed on the hard drive. The file, HISTORY.LST, contains a historic description of the 232OPSDA.

232OPSDA Specifications

Analog to Digital Converter

 

Resolution:

12 bit

Channels:

6

A/D Connections:

Terminal Blocks

4-20mA channel:

1

Input Resistance:

10Ω

Input Offset voltage:

1500µ V

Input Offset Voltage Drift:

0.5µ V/° C

Signal Conditioning Error:

±3% of output

0 to 5V Buffered Input Channels:

2

Input Resistance:

1TΩ

Input Offset voltage:

1500µ V

Input Offset Voltage Drift:

0.5µ V/° C

Signal Conditioning Error:

±1% of output

0 to 10V Input Channel:

1

Input Resistance:

200KΩ

Input Offset voltage:

1500µ V

Input Offset Voltage Drift:

0.5µ V/° C

Signal Conditioning Error:

±1% of output

0 to 5V Non-buffered Input Channels:

2

Input Offset voltage:

1500µ V

Input Offset Voltage Drift:

0.5µ V/° C

Total Unadjusted Error:

±1.75LSB

Non-buffered A/D input channels must be driven from a source impedance less than 1KΩ .

Documentation Number 232OPSDA1397 Manual

3

B&B Electronics -- PO Box 1040 -- Ottawa, IL 61350

PH (815) 433-5100 -- FAX (815) 433-5105

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Contents Electronics Mfg. Co. Inc Designed and Manufactured Ottawa, IllinoisInternet Table of Contents Page 232OPSDA Features IntroductionGeneral Block Diagram Packing ListSoftware Installation 232OPSDA SpecificationsAnalog to Digital Converter Digital Output Power SupplyDigital Input CommunicationsConnections Terminal Function Description Block232OPSDA Digital I/O Connections Serial Port Connections232OPSDA Power Supply Connections Commands Syntax Reading A/D Channels Command 0RD Reading Digital I/O CommandSet Digital Output Command StatesNon-buffered 0 to 5VDC A/D Inputs Sampling RateConverter Range Buffered 0 to 5V A/D InputsTo 10VDC A/D Input 20mA Current Loop A/D InputGain = Application Program Interface B232OPSDAReadDigital Syntax CDeinitComPort Purpose B232OPSDASetDigitalOutputReturns See AlsoReturns See Also Low-Level CommunicationsPort Address DeinitComPortPrint #1, Command$ Read A/D CommandCommand$ = !0RA + CHR$channel MSB$ = INPUT$1, #1 LSB$ = INPUT$1, #1Read Digital I/O Command States = ASCReply$ Command$ = !0RDReply$ = INPUT$ 1, #1 Status = states and mask‘ Set Output High states = states or mask Command$ = !0SO + CHR$statesSet Digital Output State States = states and NOTmaskAppendix a Decimal to Hex to Ascii Conversion Decimal to HEX to Ascii Conversion Table