Measurement Computing TempBook rev.3.0 - Manual (Page 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 µs 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