Sensoray Models 618/619PCI Smart A/D CardsRevised May 12, 1999

Sensoray Model 618/619 Smart A/D 8 Sensor ConnectionsIf you are using a six-wire gage, you should connect the gage’s excitation source and excitation

Sensoray Model 618/619 Smart A/D 9 Programming5 ProgrammingThe Smart A/D board is programmed by means of a small, yet powerful built-in command set.

Sensoray Model 618/619 Smart A/D 10 Programminghardware and software, are available through the GetFaultFlags function.For details on this function, r

Sensoray Model 618/619 Smart A/D 11 ProgrammingChannel sensor types remain at the default setting until changed by this function. If the default sens

Sensoray Model 618/619 Smart A/D 12 Programming5.4.2 GetSensorDataReturns the most recently acquired sensor data from one sensor channel. The returne

Sensoray Model 618/619 Smart A/D 13 Programmingnegative with respect to LowLimit, while the channel alarm is armed.The HighLimit and LowLimit argument

Sensoray Model 618/619 Smart A/D 14 ProgrammingTypically, this function is invoked just before a call to SetGageSpan. Together, the SetGageZero and Se

Sensoray Model 618/619 Smart A/D 15 Calibration6 CalibrationSmart A/D boards are factory calibrated to meet or exceed published specifications. Beca

Sensoray Model 618/619 Smart A/D 16 Theory of Operation7 Theory of Operation7.1 FirmwareThe Smart A/D’s internal microcomputer executes a firmware-r

Sensoray Model 618/619 Smart A/D 17 Timing8 TimingThree timing parameters are important from the application developer’s viewpoint: Channel Update R

Sensoray Model 618/619 Smart A/D Table of ContentsTable of ContentsBasics...1Introduction ...

Sensoray Model 618/619 Smart A/D 18 Timing8.3 Data AgeData Age is the measure of time that has elapsed since a channel’s data was acquired by the Sma

Sensoray Model 618/619 Smart A/D 19 Specifications9 Specifications9.1 General Specifications Table 6: General SpecificationsCategory Parameter Condi

Sensoray Model 618/619 Smart A/D 20 Specifications9.2 Sensor SpecificationsNotes1. Measurement resolution and accuracy is specified for the default (

Sensoray Model 618/619 Smart A/D 1 Basics1 Basics1.1 Limited WarrantySensoray Company, Incorporated (Sensoray) warrants the Model 618/619 hardware t

Sensoray Model 618/619 Smart A/D 2 Introduction2 Introduction2.1 Functional DescriptionSensoray models 618 and 619 Smart A/D boards provide eight (m

Sensoray Model 618/619 Smart A/D 3 Configuration3 ConfigurationThe Smart A/D board requires the configuration of programming shunts to select hardwar

Sensoray Model 618/619 Smart A/D 4 Configuration3.3 Shunt LocationsThe diagram below shows the locations of hardware programming shunts on the Smart

Sensoray Model 618/619 Smart A/D 5 Sensor Connections4 Sensor Connections4.1 OverviewSensors are connected to the Smart A/D by means of 40-pin heade

Sensoray Model 618/619 Smart A/D 6 Sensor Connections4.3.2 Excitation TerminalsPassive sensors require connection to the I+ and I- signals. The I+ an

Sensoray Model 618/619 Smart A/D 7 Sensor ConnectionsThermistors have much higher resistance values than RTDs over most of their operating range. Cons