21
5-3 Starting
5-3-1 Starting the instrument
1. Switch the toggle switch up. The power lamp and pump will turn on, then the
instrument will start warming up.
The switch is on the lower left back side.
The instrument will turn on if the switch is turned upwards and will turn off if
the switch is switched downwards.
2. Check the flow monitor and confirm if the ball inside is above the red line.
If the ball is not above the red line, please adjust the flow rate with the flow rate
adjuster.
3. The instrument will start detecting gas after it finishes warming up 60 minutes.
RI-2000R will go through these operations while warming up and preparing for
detection. The indications on the display will be as below.
＊
NOTE
The operation of RI-2000R during warming up is the following:
1. It will check if the system works properly. (SYSTEM CHECK)
2. Provides output signal: 2.5mA
3. Interrupt alarm and trouble alarm signals. (The buzzer, lamp and contact will not work)
＜
if there was a failiure in self diagnosis
＞
SYSTEM CHECK NG
SYSTEM CHECK OK
STAND BY OK
N2O : 0 ppm
N2O: 200ppm
PREPARATION
SYSTEM CHECK
Waiting
．
RI-2000R
WARM UP 60 min
it will display the target gas
and the measuring range.
the display will keep
this message on
the displayed numbers
will decrease
the gas concentration will
be displayed and RI-2000R
starts detecting.
(detection mode)
＜
if there was no failiure in self diagnosis
＞
