IDL 101
COMMUNICATION
66
HB_IDL101_E_V222.doc
Gantner Instruments Test & Measurement GmbH
char meaning length range
# start delimiter for request telegram with check sum 1 ASCII "#"
> start delimiter for response telegram with check sum 1 ASCII ">"
$ start delimiter for request telegram without check sum 1 ASCII "$"
= start delimiter for response telegram without check sum 1 ASCII "="
<cr> end delimiter (carriage return) 1
hex
0D
ACK positive acknowledge 1
hex
06
NAK negative acknowledge 1
hex
15
aa destination address 2 ASCII "01".."7F"
cc check sum 2 ASCII "00".."FF"
kk variable number 2 ASCII "01".."10"
v..v device identification 28 ASCII - String
s..s device information 28 ASCII - String
z..z status information 12 ASCII - String
b..b events 21..840 ASCII - String
d..d variable value Max. 8 ASCII - String
i..i Variable information 31 ASCII - String
e error code 1 ASCII “1”..”3”
t..t date and time 12 ASCII – String
n..n measuring rate and averaging interval 7 ASCII – String
a..a number of events 5 ASCII – String
YYMMDD
hhmmss
Year Month Day Hour Minute Second 12
ASCII – String
Table 10.10 Explanation of command characters in ASCII-protocol
10.2.4. Instruction Parameters
device identification (v...v) length = 28 char
<vendor name> ..................ASCII ("Gantner_") ..................................... 10 char
<model name>....................ASCII ("IDL-101_") ..................................... 8 char
<HW version>.....................ASCII ("xy.yy") ........................................... 5 char
<SW version> .....................ASCII ("xy.yy") ........................................... 5 char
x ... “M“ : monitor program x ... “T“ : calibration and test prog.
x ... “U“ : universal programm x ... “A“ : application specific prog.
y.yy : version x ... “R“ : MODBUS-RTU program
device information (s...s) length = 28 char
<location> ..........................ASCII .......................................................... 20 char
<serial number>..................ASCII.......................................................... 6 char
<number of variables>.........ASCII.......................................................... 2 char