INFICON LDS3000 Modular Leak Detector Interface description - Manual (Page 26)

26 Binary Interface Protocol
Example:
SET Trigger 2 to 1.2E-7mbarl/s
HOST  LDS2010:
LDS2010  HOST
GET Trigger 2 in mbarl/s
HOST  LDS2010:
82
83
GetZeroMode
SetZeroMode
Choice zero function
0=2-3 Decades;
1=1-2 Decades;
2=19/20 of valuet;
3=2 Decades;
4=3-4Decades
5=complete value
84
85
GetFacSniff
SetFacSniff
Read sniff factor [float]
92
93
GetUnit
SetUnit
unit read / set
Byte 0: LR-vac; Byte 1:
LR-sniff; Byte 2: pressure
0-mbar / mbarl/s; 1-Pa /
Pam³/s; 2-atm / atmcc/s;
3-Torr / Torrl/s
only for LR-sniff: 4-ppm;
5-g/a
99 GetLr Leak rate
Unit (0-mbar*l/s,
1-Pa*m³/s, .2-atmcc/s,
3-Torrl/s;
In sniff mode
additionally 4-ppm,
5-g/a)
[float]
Nr Name Description Parameter Data
5 10 57 2 0 52 0 217 89 176
0x05 0x0A 0x39 0x02 0x00 0x34 0x00 0xD9 0x59 0xB0
Start Len Cmd Para0 Para1 Data Data Data Data Checksum
Trigger Trig. 2 mbarl/s 1.2E-7
(4-Byte float)
3 57 60
0x03 0x39 0x3C
Len Cmd Checksum