Yokogawa Low Concentration (ppm) Zirconia Oxygen Analyzer OX400 - Manual (Page 35)

<5. Names and Functions>
5-2
IM 11M10B01-01E
8 Arrow Keys
[◄], [►]: Press the keys to move through the digits of the number to be set. [▲], [▼]: Press the
keys to scroll through the numbers or items to be set.
9 SETTING/ENTER Key
Press the key to confirm the item or number to be set. Press [ENT] to display the operation
description.
10 Gas Flow Rate Adjustment Knob
Use the knob to adjust the gas flow rate of gas flowing into the sensor.
11 PUMP Switch
Turn the switch on to use the built-in pump. This switch is effective only when the POWER switch
is on.
12 POWER Switch
This is the power switch of the OX400.
The LED display employs a 7-segment alphanumeric display. Figure 5.2 shows the display characters
and alphanumeric characters in the display.
LED Display LED Display LED Display
9
8
7
6
5
4
3
2
1
0
Z
Y
X
W
V
U
T
S
R
Q
P
O
N
M
L
K
J
I
H
G
F
E
D
C
B
A
Alphanumerics Alphanumerics Alphanumerics
Figure 5.2 LED Display and Alphanumeric Characters