Serial Interface Manual
• TLS2 Monitoring Systems
Part No. 577013-767, Revision H 27
Function Code: 203 Version 1
Function Type: In-Tank Leak Detect Report
Command Format:
Display: <SOH>I203TT
Computer: <SOH>i203TT
Typical Response Message, Display Format:
<SOH>
I20301
22-05-01 14:56
STATION HEADER 1....
STATION HEADER 2....
STATION HEADER 3....
STATION HEADER 4....
IN-TANK LEAK TEST REPORT
T 1 REGULAR UNLEADED
TEST STATUS: OFF 0.20 GAL/HR TEST PASS
TEST STARTING TIME: 19-05-01 10:30 PM TEST LENGTH: 3.0 HOURS
START TEMP: 58.7 DEG F START VOLUME: 2123.2 GAL
END TEMP: 58.1 DEG F LEAK RATE: -0.01 GAL/HR
CUMULATIVE PERIODIC VOLUME CHANGE (GAL):
-0.01 -0.02 -0.01 -0.03 -0.05 -0.04
<ETX>
Typical Response Message, Computer Format:
<SOH>i203TTYYMMDDHHmmTTpYYMMDDHHmmHHNNFFFFFFFF...
TTpYYMMDDHHmmHHNNFFFFFFFF...&&CCCC<ETX>
Notes:
1. YYMMDDHHmm - Current Date and Time
2. TT - Tank Number (Decimal, 00 = all)
3. p - Product Code (single ASCII character, from 20 Hex - 7E Hex)
4. YYMMDDHHmm - Starting Date/Time
5. HH - Test Duration (hours)
6. NN - Number of eight character Data Fields to follow (Hex)
7. FFFFFFFF - ASCII Hex IEEE float:
1. Starting Temp
2. Ending Temp
3. Starting Volume
4. Ending Rate
5. Hourly changes up to the number of fields
8. && - Data Termination Flag
9. CCCC - Message Checksum
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