Campbell CR1000 User Manual

Section 11. Glossary
Term. pulse
An electrical signal characterized by a rapid increase in voltage follow by a
short plateau and a rapid voltage decrease.
Term. record
A record is a complete line of data in a data table or data file. All data in a
record share a common time stamp.
Term. regulator
A setting, a Status table element, or a DataTableInformation table element.
Term. regulator
A device for conditioning an electrical power source. Campbell Scientific
regulators typically condition ac or dc voltages greater than 16 Vdc to about
14 Vdc.
Term. Reset Tables command
Reset Tables command resets data tables configured for fill and stop.
Location of the command varies among datalogger support software
according to the following:
LoggerNet — Connect Screen | Station Status tab | Table Fill Times tab
| Reset Tables
PC400 — command sequence: Datalogger | Station Status | Table Fill
Times | Reset Tables
RTDAQ — command sequence: Datalogger | Station Status | Table Fill
Times | Reset Tables
PC200W — command sequence: Datalogger | Station Status | Table
Fill Times | Reset Tables
Term. resistance
A feature of an electronic circuit that impedes or redirects the flow of
electrons through the circuit.
Term. resistor
A device that provides a known quantity of resistance.
Term. resolution
A measure of the fineness of a measurement. See also Accuracy, Precision,
and Resolution
(p. 533).
Term. ring line
Ring line is pulled high by an external device to notify the CR1000 to
commence RS-232 communications. Ring line is pin 3 of a DCE
(p. 513) RS-
232 port.
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Campbell CR1000 Specifications

General

Power Requirements	9.6 to 16 VDC
Data Logger Operating System	CRBasic
Memory	4 MB
Analog Inputs	16 single-ended or 8 differential
Analog Input Resolution	13 bits
Analog Input Range	+/-2.5V
Digital I/O	8
Pulse Counters	2
Communication Ports	RS-232
Operating Temperature	-25°C to +50°C
Pulse Channels	4