Measurement Procedure; Preparations : Hardware Set Up For Recording - GRAPHTEC GL840 Quick Start Up Manual

13. Quick settings
14. Alarm display area
15. Pen display
16. File name display area
17. Scale lower limit
18. Waveform display area
19. Scale upper limit
20. Recording bar
A basic information on the data recording process:
Preparations -> Setup ->Record -> Replay.
Example: Voltage and temperature measurements.
Purpose
Temperature Range
Voltage range
Sampling interval
Data save destination
1. Preparations : Hardware set up for Data Recording
1. Connect Thermocouple to CH 1 terminal (Temperature).
2. Connect wire to CH 2 terminal (Voltage).
3. Connect the AC power supply.
4. Turn the power supply on.
11
: Displays items that can be easily set. The
activate make a Quick settings item, and the
values.
: Displays the status of the alarm output. (Red = alarm generated, white =
alarm not generated)
: Displays the signal positions, trigger
positions, and alarm ranges for each
channel. (see right figure)
: Displays the recording file name during the
recording operation.
When data is being replayed, the display
position and cursor information are
displayed here.
: Displays the lower limit of the scale of the
currently active channel.
: The input signal waveforms are displayed here.
: Displays the upper limit of the scale of the current active channel.
: Indicates the remaining capacity of the record media during recording.
When data is being replayed, the display position and cursor information are
displayed here.

Measurement Procedure

: To measure voltage and the temperature of the target
: T type Thermocouple, 100
: 1V
: 1 sec
: Internal memory (SD1)
3
Measurement
object
ºC
Screw tightly!
2 1
and keys can be used to
and keys to change the
Trigger position Alarm range
Rriisg
Outside
tignegr Falling
the range
tignegr
Stop side
Within
the range
Start side
4