Heidolph ROTAVAC Vario pumping unit - Manual (Page 44)

page 44 of 61
Documents are only to be used and distributed completely and unchanged. It is strictly the users´ responsibility to check carefully
the validity of this document with respect to his product. Manual-no.: 999248 / 28/04/2011
Description
1 started
0 Stop and delete fault
1 Stop
2 Stop with adopting the set vacuum
0 Remote off
1 Remote on
0 Echo off
1 Echo on, write command with return value
0 venting valve closed
1 venting valve open
2 venting until atmospheric pressure
store settings permanently,
if Echo ”1” after realisation
1 internal sensor
2-9 external sensors (if connected)
Parameter
X
X
X
X
X
X
X
Operation
mode
Command
START
STOP
REMOTE*
ECHO**
OUT_VENT
STORE
OUT_SENSOR
2: RxD 5: Mass
3: TxD 7: RTS
4: DTR 8: CTS
9: +5V (Bluetooth)
* If remote operation is selected or deselected, the user has to ensure that no dangerous status of
the system due to the change of the mode of operation can occur and to provide appropriate safety
measures, especially if selecting remote operation interferes with a locally operated active process.
Connection plug arrangement
Write commands
** With command „ECHO 1“ a return value can be activated at write commands. A return value is only
given if the command is performed correctly.