5 How to Operate
5-4. Modes
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SD-1DGH-AS
CAUTION
Do not change the settings if not necessary. Changing the settings without understanding the
specifications may cause malfunctions.
5-4. Modes
Details on each mode are provided as follows.
Mode Item LED
display
Details
Detection Mode
Gas
concentration
Normal state
User Mode
ROM/SUM Display
1-0
Show the program version and others.
This is not typically used by the user.
Zero Adjustment
1-1
Perform the zero adjustment.
Setting Display
1-2
Show various setting values.
Switch to
Maintenance Mode
1-3
Switch to the regular maintenance mode.
Maintenance Mode
(regular
maintenance
mode)
Test Mode
2-0
Perform various tests.
2-0.0 Gas Test
2-0.1 Alarm Test
2-0.2 Fault Test
2-0.3 LED Test
2-0.4 Memory Test
Zero Adjustment
2-1
Perform the zero adjustment.
Span Adjustment
2-2
Perform the span adjustment.
Zero/Span
Initialization
2-3
Initialize zero/span values.
Environmental
Setting
2-4
Used for various environmental settings.
2-4.0 Sensor Power Supply ON/OFF
2-4.1 INHIBIT Setting
2-4.2 Alarm Setpoint Setting
2-4.3 Alarm Delay Time Setting
2-4.4 Alarm Pattern Setting
2-4.5 Zero Suppression Pattern Setting
2-4.6 Zero Suppression Value Setting
2-4.7 Alarm Contact Specification Setting
2-4.8 Energized/De-energized Contact Setting
2-4.9 Not used
2-4.A Maintenance Mode External Output Setting
2-4.B External Output Adjustment
2-4.C Alarm Test External Output Setting
2-4.D Sensor Operation Start Setting
2-4.E Password Setting
2-4.F Sensor Fault Alarm Pattern Setting
2-4.H LOAD Voltage Adjustment
Display 2-5
Display various electrical settings.
This is not typically used by the user.
Switch to Factory
Mode
2-6 Not
used.
Switch to User
Mode
2-7
Returns to the user mode.
Summary of Contents for PT2-169
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Page 62: ...10 Product Specifications 10 1 List of specifications SD 1DGH AS 62 Outline Drawings...
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