Emerson Rosemount CT4400 Reference Manual page 27

Reference Manual
00809-0100-4244
Figure 2-5: Electrical/Electronic Inputs and Outputs
A. Rear panel
B. Ethernet connection
C. D sub connector type - 25 way
D. Mains power inlet
Procedure
1. Make electrical/electronic signal connections to the analyzer through connectors
2. Use the wiring diagram to make the electrical connections as shown in
3. Power to the analyzer is connected through the Mains Power Inlet
4. The Ethernet connector
5. The results of the gas analysis are output from the analyzer through the Analog
Table 2-1: Analog Outputs Half Rack System, 25 Way Socket
Pins Function
1 & 14 Analog channel 0, set in config file (4-20 mA, SELV)
2 & 15 Analog channel 1, set in config file (4-20 mA , SELV)
3 & 16 Analog channel 2, set in config file (4-20 mA, SELV)
4 & 17 Analog channel 3, set in config file (4-20 mA, SELV)
9 & 22 Status output 1 (check function), optional (dry contacts: 1A, 30 Vdc)
10 & 23 Status output 2 (maintenance required), optional (dry contacts: 1A,
30 Vdc)
11 & 24 Status output 3 (out of specification), optional (dry contacts: 1A, 30
Vdc)
12 & 25 Status output 4 (failed), optional (dry contacts: 1A, 30 Vdc)
Reference Manual
located on the analyzer's rear panel (see
Table 2-2, and Engineering
using the cable provided.
(Figure
analyzer that may be used for downloading data for failure diagnosis purposes.
Output connection (Figure
Figure 2-5).
drawings.
2-5, B) provides an Ethernet output from the
2-5, C) and sent to your process control center.
Install
January 2020
Table 2-1,
(Figure 2-5, D)
Measurement (point
of display)
Sample gas
measurement 1
Sample gas
measurement 2
Sample gas
measurement 3
Sample gas
measurement 4
N/A
N/A
N/A
N/A
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