ACOEM Met One Instruments GAS-1060, Руководство пользователя

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Operation Page 51
Valve Sequencing When Enabled the valves will turn On and Off under the
instruments control (even if you have manually turned Off or On a
valve).
When Disabled the valves will change only in response to a user’s
action.
Sample/Cal Indicates if the Sample/Cal valve on the Calibration Valve
Manifold is Off or On . This will determine the port the instrument
draws its sample from.
Off = Flow from NO to C (drawing sample from the Sample Port ).
On = Flow from NC to C (drawing sample from the Sample Port
through the charcoal DAU or from the Calibration Port depending
on the state of the Background /Cal valve).
Background/Cal Indicates if the Background/Cal valve on the Calibration Valve
Manifold is Off or On . This will determine the port the instrument
draws its sample from.
Off = Flow from NO to C (drawing sample from the Sample Port
through the charcoal DAU).
On = Flow from NC to C (drawing sample from the Calibration
Port ).
Pressurised Zero
[Optional]
Indicates if the optional pressurised zero port valve is Off or On
(refer to Section 8.4).
Pressurised Span
[Optional]
Indicates if the optional pressurised span port valve is Off or On
(refer to Section 8.4).
3.4.17 Tests Menu
Main Menu

Service Menu

Diagnostics Menu

Tests Menu
Screen Test Performs a screen test by drawing lines and images on the screen
so that the operator can determine if there are any faults. Press a
keypad key to step through the test. The up and down arrow keys
will adjust the contrast.
Digital Input Test Menu Refer to Section 3.4.18.
Digital Output Test Menu Refer to Section 3.4.19.
3.4.18 Digital Input Test Menu
Main Menu

Service Menu

Diagnostics Menu

Tests Menu

Digital Input Test Menu
Input 0..7 Displays the status of the 0-7 digital input pins. Value will be 0 or 1.
Note: Entering either the Digital Inputs Menu will temporarily disable all digital and analog
input/outputs. This will affect logging via these outputs. Exiting the menu restores automatic control.