16 command degas on / off, 17 command emission on / off – INFICON BPG402-SE ATM to Ultra-High Vacuum Gauge (EtherCAT) User Manual
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tira93e1 (2014-04) BPG402-SE.cp
Access Rights (Index F940)
0
1
2
User
access to measurement and limited diagnostic features
Service
access to additional diagnostic features (vendor specific)
Superuser
access to vendor-specific parameters and features, e.g.
calibration parameters, model number, serial numbers
Software version of the basic device.
Execution of this command will initiate or cancel a degas operation.
Index
SI
DataType
NV Access PM Name
FB43 0x01
V_STRING(2) RW Command
0x02
BYTE
RO
Status
0x03
V_STRING(3)
RO
Response
A degas command is initiated when the following byte sequence is sent.
Command
Byte 0
0: Degas OFF
1: Degas ON
Byte 1
Index of the Sub Sensor module has to be 2
2: Hot Cathode
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
Response
Byte 0
See Subindex 0x02
Byte 1
Unused
Byte 2
0: Degas ON / OFF successful
1: Degas ON / OFF failed (unspecified reason)
2: Degas On failed because pressure to high
254: No previous Degas ON / OFF command issued
Execution of this command will turn on or off the gauge’s emission state.
Index
SI
DataType
NV Access PM Name
FB44 0x01
V_STRING(2) RW Command
0x02
BYTE
RO
Status
0x03
V_STRING(3)
RO
Response
Subindex 0x03 (F940)
Subindex 0x04 (F940)
4.7.16 Command Degas ON /
OFF
Subindex 0x01
Subindex 0x02
Subindex 0x03
4.7.17 Command Emission
ON / OFF