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Trace Oxygen Analyzer
•
Power Connection
•
Analog Outputs
•
Alarm Connections
•
RS-232 Port
•
Remote Valves
•
Remote Sensor
•
Remote Span/Zero
•
Calibration Contact
•
Range ID Contacts
•
Network I/O
1.7.2 Gas Connector Panel
The gas connector panel, shown in Figure 1-3, contains the gas
connections for external inlets and outlets. Those that are optional are
shown shaded in the figure. The connectors are described briefly here
and in detail in the Installation chapter of this manual.
Teledyne Analytical Instruments
115 or 230 VDC, 50 or 60 Hz.
0-1 VDC concentration plus 0-1
VDC range ID and isolated 4-20 mA
DC plus 4-20 mA DC range ID.
2 concentration alarms and 1 system
alarm.
Serial digital concentration signal
output and control input.
Used for controlling external
solenoid valves, if desired.
Used for external sensor and
thermocouple, if desired.
Digital inputs allow external control
of analyzer calibration.
To notify external equipment that
instrument is being calibrated and
readings are not monitoring sample.
Four separate, dedicated, range relay
contacts. Low, Medium, High, Cal.
Serial digital communications for
local network access. For future
expansion. Not implemented at this
printing.
Introduction
7
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