Aalborg SDPROCs - Manual (Page 25)

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e.3.7 Setup Channel Display
Pressing the Down button under Main Display screen (see section e.3.2) will display
SETUP CHANNEL screen shown below.
Setup Channel Display for Multi channel SDPROC
Press the button on the SDPROC panel under the appropriate channel number displayed.
This will select that channel for device settings configuration. (For this manual, channel 3
has been selected.) The following display will appear.
Setup Channel screen allows to configure:
= GENERAL DEVICE SETTINGS: Int./Ext. Reference, Gas density, Engineering Units,
Full Scale Flow in L/Min and Relays assignment.
= ALARM PROPERTIES: Mode, High and Low settings in % F.S., Delay Time,
Action.
= TOTALIZER PROPERTIES: Mode, Start Flow, Stop Volume, Action.
= PROGRAM PROPERTIES: Batch parameters, Timer and Ratio Settings.
Press the Esc button under GENER on the display in order to make General settings.
The following Internal/External/Program Reference display will appear.
e.3.7.1 Internal/External/Program Reference
The INT/EXT/PRG refers to point of origin for the valve control reference signal. To
change this, press the button UP, DOWN, ENTER respectively. In the internal reference
mode, the control signal is set by the user with the SDPROC controls (see section e.3.4).
In external reference mode, the control signal is set by the user from a remote location.
This external reference signal is provided for via the DATA IN/OUT 25 pin “D” connec-
tor at the rear of the SDPROC (see section b.2.4).
Pressing the ENTER button on the front panel under PRG on the display of the SDPROC
will toggle the reference between PROGRAM BATCH, PROGRAM TIMER and
RATIO.When complete with settings, press the ESC button under EXIT on the display,
to go to the Density screen. The following Setup Gas Density Display will appear.