Riken Keiki GD-3EC, Technical Manual

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7. Maintenance 7-3 Performing tests (test mode)
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7-3 Performing tests (test mode)
Test mode is used for performing various tests, such as gas tests and alarm tests.
Item No. Setting item
2-0 Test mode
2-0.0 Gas test
2-0.1 Alarm test
2-0.2 Fault test
2-0.3 LED test
2-0.4 RAM test
7-3-1 Performing gas test
Perform a gas test.
Before starting the gas test, prepare the gas to be used and connect to the product.
For information on gas test preparation, refer to ‘7-4-1 Calibration preparation’.
WARNING

Depending on the settings, contact and gas concentration outputs may be activated during gas testing,
even in maintenance mode. Take care during gas testing.
1 Press the ▲ or ▼ key in maintenance mode several times
to select [2-0], then press the SET key.
2 Select [2-0.0], then press the SET key.
3 Introduce the gas to be used in the gas test.
4 Shut off the gas test gas once the gas concentration
reading has stabilized.
5 Once the reading has returned to [0.0] (or [20.9] (vol%) for
oxygen), press the MENU/ESC key.
Returns to the [2-0.0] display.