Measurement-computing TempBook rev.3.0 Manual de usuario descargar pdf (Pagina 8)

1-2 Introduction and Quick Start,

11-14-00

TempBook User’s Manual

In addition, the TempBook/66 includes DOS drivers for Quick Basic, C, and Pascal; Windows drivers for

Visual Basic and C for Windows. Several graphically analysis and control software packages also support

the TempBook/66. These include DASYLab, Snap-Master, LABTECH NOTEBOOK and LabVIEW.

Available Accessories

Additional accessories that can be ordered for the TempBook/66 include:

•

DBK35 PCMCIA interface card and cable

•

DBK30A Rechargeable battery module

Specifications

General

Connector

: Connects to a PC via an included parallel port cable;

user signals are connected via screw terminals on a removable

screw-terminal card.

Thermocouple Types

: J, K, S, T, E, B, R & N

Input Ranges

Unipolar

: .05, 0.1, 0.2, 0.5, 1, 2, 5 V

Bipolar

: ±0.25, .05, 0.1, 0.25, 0.5, 1, 2.5, 5 V

Analog Inputs

: 8 differential or 16 single-ended voltage or 8

differential thermocouple inputs

Analog-to-Digital Converter

: 12-bit with no missing codes,

unsigned binary output format.

Cold Junction Sensor Output

: 100 mV/°C

Input Impedance

: 100K/100M Ohm, Switch-selectable on a per-

channel basis in parallel with 100 pF

Input RC Filter -3dB Frequency

: 15.9 kHz switch-selectable on a

per channel basis

Gain Accuracy

: 0.1%

Maximum Input Voltage

: ±15 V

CMRR (Input Stage)

: 90 dB typ, DC to 60 Hz

Offset

: Software-compensated

Offset Drift

: Software-compensated

Channel Sequencer

Depth

: 512 locations

Speed

: 10 µs per channel, fixed

Interval Between Scans

: 10

s to 10 hours, software-

programmable

Gains

: Sequencer programmable on a per-channel basis.

Unipolar/Bipolar

: Sequencer programmable on a per channel

basis.

Single-Ended/Differential

: Software programmable for all

channels

Digital I/O

Inputs

Number

: 8 fixed as inputs

Usage

: General-purpose register addressable or high-speed

scanned via channel sequencer

Type

: TTL-compatible

High Voltage

: 2.0 V min

Low Voltage

: 0.8 V max

Outputs

Number

: 8 fixed as outputs

Usage

: General-purpose register addressable

Type

: TTL-compatible

High Voltage

: 3.0 V @ 2.5 mA source

Low

Voltage: 0.4V @ 2.5 mA sink

Trigger Input

Type

: TTL-compatible

High Voltage

: 2.0 V min

Low Voltage

: 0.8 V max

Counter/Timer Port

Device

: 8254 (P0 only)

Number

: 1 gate input, 1 clock input & 1 output

Clock

: Internal 100 kHz or external up to 10 MHz

Usage

: Register addressable

Type

: TTL compatible

Input High Voltage

: 2.0 V min

Input Low Voltage

: 0.8 V max

Output High Voltage

: 3.0 V @ 2.5 mA source

Output Low Voltage

: 0.4 V @ 2.5 mA sink

Temperature

Thermocouple Accuracy

(TempBook/66 @ 0 to 50°C)

Thermocouple

Resolution (°C)

Type Min Max Accuracy

(°C ) (°C ) (<°C ) (>°C ) Type <0°C>0°C

J -200 760 0.9 0.9 J 1.2 0.5

K -200 1260 2.4 1.5 K 1.1 0.8

T -200 400 2.1 1.2 T 0.8 0.3

E -270 1000 2.1 1.3 E 1.9 0.9

N28 -270 400 1.2 1.2 N28 0.9 0.9

N14 - 1300 - 1.5 N14 - 5.0

S - 1780 - 2.4 S - 1.6

R - 1780 - 2.4 R - 1.5

B - 1820 - 2.7 B - 1.8

1 2 3 4 5 6 7 8 9 10 11 12 13 ... 165 166

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Measurement-computing TempBook rev.3.0 Manual de usuario Pagina 8

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