Using the 1919-R Display Unit
1919-R User Manual
20
For Thermopile and Photodiode sensors in power mode, the analog output is continually updated
15 times per second with the latest power measurement. For Thermopile sensors in single shot
energy mode, the analog output is held until the next pulse is measured. For Pyroelectric sensors,
the analog output is updated at up to 10 times per second with the latest pulse energy.
3.3.8
RS232 and USB Outputs
The 1919-R is equipped for either RS232 or USB communications with PC. The Unit is supplied with
a standard cable for USB communications and a custom cable for RS232 (see
You can change the RS232 baud rate with or without the sensor connected.
To set the RS232 baud rate for RS232 PC communication:
1.
Disconnect the sensor and change the setting in the
Instrument Settings
screen.
Alternatively, when the sensor is connected to 1919-R, the RS232 Baud Rate can be configured
in the
Instrument Settings
screen, accessed by pressing the
Menu
button and selecting
Instrument
.
2.
Use the Navigation keys to select
RS232 Baud Rate
and press the
Enter
key to display the
options (
115200
,
57600
,
38400
,
19200
).
3.
Change the setting with the up (
↑
) /down (
↓
) Navigation keys and press the
Enter
key to
save.
3.4
1919-R Functions – Independent of Sensor Type
This section describes the functions available when no sensor is connected to the 1919-R.
Topics include:
Measurement Screens (Graph Types)
3.4.1
Instrument Settings
When no sensor is connected, the 1919-R
Instrument Settings
screen is displayed. This gives you
the opportunity to change instrument settings including the
, and
of the
. The
Instrument Settings
screen also shows the firmware version, serial number of the instrument, and
last calibration date. You can also
. (Click the links to view more details.)
