Electronic Data Collection and Analysis System
Yin Foo, Des; Foley, Margaret
E-Publications; PublicationNT; E-Books; Report ; 39/1992
Made available via the Publications (Legal Deposit) Act 2004 (NT).
Power and Water Authority
Report ; 39/1992
Check within Publication or with content Publisher.
Technical Report WRD92039 Viewed at 15:07:17 on 29/07/2010 Page 98 of 192. conditions - waterproof venting facility (if vented transducers) - designed for portability (subjective assessment required) - able to be housed and secured within bore (for relLOte monitoring bore) - 12V battery (rechargeable) and desirable solar trickle charge facility - electrical surge protection for transducer and recharge input - bat.tery low \-larning - desirable non-volatile memory and lithium (or similar) battery retaining Rm1 - desirable protection of reset buttons (ii) Software cm.UTIunication via RS232C connector at 1200 to 9600 baud - direct interface with laptop or desktop computer 64K minimum non-volatile memory - minimum resolution of 1:20000 - lo~;ging interval logarithmic or linear - field interrogation and download capability without interruption to logging - interrogation of current status while logging to include at least logged data and timer battery voltage and memory usage - di~ect input of calibration parameters for individual transducers (ie. slope and offset) - user friendly communications menu (subjective assessment required) 9.3.2 Transducers The minimum specifications listed below pertain to all transducers similar to those trialled.