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Baud rate is to be selected for data communication in a networked environment for RS485
communication. There are two options as indicated in LCD display.
One can select any of the two options for baud rate by using by or keys. Having done that, user
can go to next option by pressing ‘PROG’ key. The next option that appears in LCD display is
hardware check. Default setting is = 9600
Hardware check can be performed by or keys.
This checks LV supplies & EHT. If these are found to be alright, display prompts with an indication
as ‘OK’. Following this indication user can now go to the next option in menu by again pressing
‘PROG’ key. This prompts a menu as ‘calibration factor’.
This is a feature provided in the design, to facilitate the user to set calibration factor such that
the calibration accuracy is within specified range. It may so happen that detector to detector
sensitivity may slightly vary & by setting this value suitably one can get desired calibration
accuracy. Range provided is 0.75 to 1.25 for calibration factor.
By default it is set to 1.00 default. If user wants to go through calibration again, after changing the
calibration factor, he may do so. Having set this & upon pressing ‘PROG’ key, the next menu
option that appears is SET UNIT.
5.10 SET UNIT (setting of Engineering unit)
Here there are four options that appear in the LCD display as shown below
SET UNIT mR/hr / Sv/hr / cps / cpm
User can select any one of the four units as required by his plant / facility. However by default,
mR/hr unit is set at factory. Selection is by or keys. The next menu option that will appear, on
selection of ‘PROG’ key after this above function set, is ‘DEVICE ADDRESS’.
Default setting is = mR/hr
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