Table 3-1. T640 Modbus Register - Teledyne T640 User Manual

Table 3-1. T640 MODBUS Register

MODBUS
Register Address
(decimal, 0-based)
DISCRETE INPUTS REGISTERS (single-bit; read-only)
0
1
2
3
4
5
6
7
8
0
2
4
(32-bit IEEE 754 format; read in high-word, low-word order)
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
40
08354A DCN7303
Box Temp Warning
Flow Alarm
System Fault Warning
System is OK
System Reset Warning
Temperature Alarm
System Service Warning
OPC Instrument Warning
Sample Temperature Warning
INPUT REGISTERS (Read-only)
(32-bit Integer)
Pump Tachometer Reading
Number of total particles in the Amplitude histogram
Total number of particles in the Length distribution
Real-time PM10 concentration value
Real-time PM2.5 concentration value
Real-time PM10-2.5 concentration derived by subtracting the PM2.5
value from PM10
Real-time PM10 tandardized concentration value
PM10 1Hr rolling concentration average
PM2.5 1Hr rolling concentration average
PM10-2.5 1Hr rolling concentration average
PM10 12Hr rolling concentration average
PM2.5 12Hr rolling concentration average
PM10-2.5 12Hr rolling concentration average
PM10 24Hr rolling concentration average
PM2.5 24Hr rolling concentration average
PM10-2.5 24Hr rolling concentration average
LED Temperature
Ambient Pressure
Humidity Sensor Reading
Box Temperature
Ambient Temperature Probe Reading
Teledyne API Model T640 PM Mass Monitor
Description
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