[2.09.3] Digital Inputs; Overview Of Digital Inputs - Siemens SIPROCESS GA700 Operating Manual

Continuous gas analysis, operating with the local user interface
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6.8.3

[2.09.3] Digital inputs

6.8.3.1

Overview of digital inputs

Functions
The device functions can be controlled using digital inputs. A function can only be controlled
by one digital input or one result of logic operation.
Note
Function suppression dependent on the operating mode
If the device is in the "Function check" or "Measuring protection" mode, certain functions are
suppressed and cannot be controlled via digital inputs.
• Function check:
– The function check is set automatically as soon as the user logs on to the device. The
– During validation or calibration, the device is also in the "Function check" status.
• Measuring protection:
Measuring protection is set via an active digital input. The suppressed functions retain
this status prior to the start of the "Measuring protection" operating mode.
The table below shows an overview of the functions suppressed depending on the operating
state.
Table 6- 16
Function of the digital inputs
AutoCal 1/2
AutoVal 1/2
AutoCal 1/2 Sync.
Measuring range 1 to 4
Control calibration
Calibration 01 ... 36
Measuring protection
Pump on/off
Acknowledge messages
Software reset
Triggered by a user logging on or by calibration/validation.
1)
Operating with the Local User Interface
Operating Manual, 06/2017, A5E31930478-05
digital inputs only have access to the device functions again after the user has logged
off.
Digital inputs suppressed during function check / measuring protection
6.8 [2.09] Settings > Inputs/outputs
Suppression by
Function check
1)
X
X
X
X
X
X
X
X
X
X
Functions
Measuring protection
X
X
X
X
X
X
-
X
X
X
143

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