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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