Riken Keiki PT2-161, Operating Manual

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3 Product Components 3-2. Names and functions for each part
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(1) MENU/ESC key
Used to enter the maintenance mode.
It is also used to cancel in a specific mode.
(2) SET key It is used for value confirmation and so on in a specific mode.
(3) ▲ key Used to switch menus or change a value (UP).
(4) ▼ key Used to switch menus or change a value (DOWN).
(5) Power lamp
Power lamp:
Detection mode: It lights up in green.
Maintenance mode: It blinks in green.
(6) Alarm lamp
Alarm lamp. It lights up in red when the alarm setpoint value is
reached.
(7) Fault lamp
Fault lamp. It lights up in yellow when an abnormality is detected in
the detector.
(8) Concentration value display Displays the gas concentration and so on.
(8) Concentration
value display
(5) Power lamp
(6) Alarm lamp (7) Fault lamp
(1) MENU/ESC key
(2) SET key
(4) ▼ key
(3) ▲ key