Hart Tag Data; Hart Tag Data - Fixed Loop Mode; System Configuration; System Setup Main Screen - GasTech D-Guard2 Operator's Manual

The default state for HART communications is OFF.
Use the up or down soft-keys to toggle the setting between
'ON and 'OFF'.
13.3.3

HART Tag data

Navigating to the 'VIEW HART TAGS' screen allows the
detector ID strings to be viewed (read only), along with other
relevant HART related parameters. For full details, refer to the
D-Guard 2 HART implementation manual.

13.4. System Configuration

The system configuration screen allows configuration of the detector in a general sense, such as detector isolation.
System Setup is accessed from the Quick-Nav Screen
To access the SYSTEM data setup, unlock the menu and
operate the 'SYSTEM' soft-key.
13.4.2

Turning Detector Isolation On or OFF

The default state for isolation is OFF.
Use the up or down soft-keys to toggle the setting between
'NOT ISOLATED and 'ISOLATED'.
Once a change is made the save icon will show. Operate the
'save' soft-key to commit the changes to configuration
memory. Following the save, the detector will reboot.
13.3.4 HART Tag data – fixed loop mode
The present communication operating mode of the
detector's is reflected in the screen top banner.
'Variable' indicates that the detector is set for 'point to
point' operation. If the detector is operating in 'multi-
drop mode', the fixed current loop value is indicated.
13.4.1

SYSTEM Setup Main Screen

The main SYSTEM setup page displays the features that may
be configured by the user.
The 4-20mA output settings are also accessed from this menu
location.
Operate the 'SET 4mA' key to setup the loop current.
Operate the 'SETTINGS' soft-key to start system
configuration.
Once a change is made the save icon will show. Operate the
'save' soft-key to commit the changes to configuration
memory.
When isolated, the output current is fixed at 3.3mA.
The main measurement screen indicates a clear message that
the detector is in isolate mode.
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D-Guard