Riken Keiki GD-K88Di, Operating Manual

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5 How to Operate 5-4. Modes
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5-4. Modes
Details on each mode are provided as follows.
Mode Item LED display Details
Detection mode -
Gas
concentration
Normal state
Maintenance mode
(User)
ROM/SUM display 1-0
Display the program version and others.
This is not used by the user.
Zero adjustment 1-1 Perform the zero adjustment.
Setting display 1-2 Display various setting values.
Regular
maintenance mode
switching
1-3 Switch to the regular maintenance mode.
Maintenance mode
(Regular
maintenance)
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 LCD Test
2-0-4 ----------
Zero adjustment 2-1 Perform the zero adjustment.
Span adjustment 2-2 Perform the span adjustment.
---------- 2-3 ----------
Environmental
setting
2-4
Used for various environmental settings.
2-4-0----------
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 Type Setting
2-4-6 Zero Suppression Value Setting
2-4-7 ----------
2-4-8 ----------
2-4-9 Zero Follower Selection
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 ----------
2-4-F ----------
2-4-G Alarm Limiter Setting
2-4-J Sensitivity Correction Setting
2-4-K Date/Time Setting
2-4-M ----------
2-4-N Fault External Output Setting
Display 2-5
Display various electrical settings.
This is not used by the user.
Switch to factory
mode
2-6 Not used.
Switch to user
mode
2-7 Return to the user mode.
CAUTION

Do not change the settings if not necessary. Changing the settings without understanding the
specifications may cause malfunctions.