40
Teledyne API Model 480H O
3
Monitor User Manual
09421A DCN8343
6.3.3. REAL-TIME CONCENTRATION AND STATUS REGISTERS (READ ONLY)
Input Registers (Read Only)
Floating Point Input Registers (32-bit IEEE 754 format; read in highword, low-word order)
Register
Address
Description
Tag Name
Data Type
# Bits
0
Gas Flow (cc/min)
AI_SAMPLE_FLOW
Inverse
Float(Double)
32
2
Sensor Reference Value
(mV)
AI_REF_MV
Inverse
Float(Double)
32
4
Sensor Measure Value
(mV)
AI_MEAS_MV
Inverse
Float(Double)
32
6
Sensor Pressure Value
(psia)
AI_O3_CELL_PRESSURE Inverse
Float(Double)
32
8
Sensor Gas Temperature
(K)
AI_CELL_TEMP
Inverse
Float(Double)
32
10
Stream 1 Concentration
(PPB)
STREAM_1_O3_CONC
Inverse
Float(Double)
32
Discrete Input Registers (Read Only)
Register
Address
Description
Tag Name
Data Type
# Bits
0
Stream 1 HI Alarm
Status, 1= ON
STREAM_1_HI_ALARM
Boolean
1
6
Stream 1 HI-HI Alarm
Status, 1= ON
STREAM_1_HI_HI_ALARM
Boolean
1
6.3.4. INSTRUMENT SETUP AND CONFIGURATION REGISTERS
(READ / WRITE)
Coil Registers (Read/Write)
Register
Address
Description
Tag Name
Data
Type
# Bits
6
Stream 1 HI Alarm
Enable, 1=ON
STREAM_1_HI_ALARM_ENABLE
Boolean
1
12
Stream 1 HI-HI
Alarm Enable,
1=ON
STREAM_1_HI_HI_ALARM_ENABLE
Boolean
1
18
Alarm Latch Mode,
1= Latching, 0=
Non-Latching
ALARM_MODE
Boolean
1
