INFICON PSG55x ATM to Medium Vacuum Gauge (EtherCAT) - Manual (Page 54)

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tira85e1 (2013-06) PxG55x.cp
Measurement principle assigned to the object instance.
The most significant nibble of the parameter represents the sensor type of the first
module, the second most significant nibble of the parameter represents the sensor
type of the second Module, and so forth.
Measurement Principle (Index F940)
1
2
3
4
5 Capacitance Manometer
Piezo
Pirani
Cold Cathode
Hot Cathode
Number of Sensors (Index F940): The number of sensors implemented on the
device.
If the device consists out of several software portions this parameter should be
used.
Using standard a.b.c.d format to describe a version:
SW Version VPG PCB (Index F940)
a
b
c
d Mayor revision
Minor revision
Development revision
Vendor specific
i.e. 1.0.1.2
Execution of this command will start a Zero Adjust operation.
Index SI DataType NV Access PM Name
FB40 0x01 V_STRING RW Command
0x02 BYTE RO Status
0x03 V_STRING RO Response
Command
Byte 0
0: Zero adjust with no offset
1: Zero adjust with zero offset
2: Zero adjust with target offset
Byte 1 Index of the Sub Sensor Instance (1)
Byte 2…5 Offset value (Data format: REAL, always 0)
Status (supported values)
0
1
2
3
255
Last command completed, no errors, no reply available
Last command completed, no errors, reply available
Last command completed, errors present, no reply
available
Last command completed, errors present, reply available
Command is executing
Subindex 0x01 (F940)
Subindex 0x02 (F940)
Subindex 0x04 (F940)
4.18 Adjust and Reset
4.18.1 Command Zero Adjust
Subindex 0x01
Subindex 0x02