Parameter setup and measuring operation
LDM52 OEM, Release 003, Revision 000
19
6.4
Status
6.4.1
AS – Autostart
The autostart function defines the behavior of the LDM52 OEM after a cold boot.
After the connection to the supply voltage and the internal start-up routine the LDM52 OEM will
automatically execute the command and send the data to the available outputs.
A figure from the table below must be entered.
The output shows the command.
Query:
AS
Set:
ASx
Range of parameter x:
1 … 6, 13 … 18 (see table below)
Standard:
5
Output: Autostart commands [AS]: DT
Depending on the measurement mode used, it takes max. 6 sec from applying the supply
voltage to the point where the first measured value is put out.
Parameter x see table below
Value x
Command
Meaning
1
ID
Output of device identification
2
ID?
Output of command list
3
TP
Output of internal device temperature
4
DM
Start of individual measurement
5
DT
Start of continuous measurement
6
CT
Start of quick continuous measurement
Following parameters are usable if pin 16/ HEIZ_EN (controller output of external heater) is connected
Value x
Command
Meaning
13
SH
Heating is deactivated
14
SH ID
Heating is deact output of device identification
15
SH TP
Heating is deact output of internal device temperature
16
SH DM
Heating is deact start of individual measurement
17
SH DT
Heating is deact start of continuous measurement
18
SH CT
Heating is deact start of uninterrupted continuous measurement
