09421A DCN8343
Teledyne API Model 480H O
3
Monitor User Manual
51
menu from the Home Screen. This section provides information on the four status
outputs.
Figure 8-2. Status Outputs
Table 8-1. Status LED/Output Definitions
Status
Output #
Status LED
Label
Normal
Operating
State
Triggers
Critical
Warning
1
Sensor OK
On
Reference < 125.0 mV OR
Reference > 3120.0 mV
Measure > 3120.0 mV
Yes
2
Invalid
Reading
Off
O3 Concentration too low
Units
O
3
Concentration
WT%
<
-0.3
g/Nm3
<
-3.0
O3 Concentration > F.S. Range
No
3
Check Lamp Off
Reference < 250.0 mV OR
Measure > 3120.0
No
4
Pneumatic
Error
Off
Pressure < 9.0 psia
Pressure > 18.0 psia
Flow < 200 cc/min
Flow > 2000 cc/min
No
