Sartorius PR 5211 Series - Page 60

ProfiBus Interface PR 5211 Instrument Manual
EN-58 Sartorius
6.1.4.2 Input Area
Data are transferred via the input area from the master to the PR 5211 (slave).
The master has got writing access, the slave has got reading access.
Byte Name Description
Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
0
Write_Value
(MSB) e.g. limit value
1 ::: "
2 ::: "
3
Write_Value
(LSB) "
4
Read_Value_Select
e.g. Gross
5
Write_Value_Select
write: Limit 1 On
6
free free free free free outp. 3 outp. 2 outp. 1 digital outputs
7
Get
FixTare
Set
FixTare
Res
Power
Res Test Set
Test
Res
Tare
Set
Tare
Set Zero
Transm. Control Byte,
reaction on 0->1
transition
The Transmitter control byte is triggering with a set bit the related action in the transmitter.
After execution of the action the bit should be reset.
Variable
Function
Write_Value
The weight value is transferred as 32bit binary number with sign.
Datatype: DINT
Read_Value_Select
To select the value, which has to be sent from the transmitter.
Write_Value_Select
To select the function to be carried out by the transmitter.
GetFixTare
Gross will be copied to the fixtare memory
SetFixTare
Taring is done with the value stored in the fixtare memory
ResPower
The bit Power_Fail in the output area will be erased
ResTest
The Test mode will be finished
SetTest
The Test mode will be started. Now the test number is shown, by reading the
gross weight.
ResTare
Tare will be reset
SetTare
The transmitter will be tared
SetZero
The transmitter will be set to zero