Rear Panel (Equipment Interface) - Teledyne 3000TA-XL-EU Operating Instructions Manual

Trace Oxygen Analyzer
requires unfastening rear panel screws and sliding the unit out of the
case.

1.6 Rear Panel (Equipment Interface)

The rear panel, shown in Figure 1-2, contains the gas and electrical
connectors for external inlets and outlets. Some of those depicted are
optional and may not appear on your instrument. The connectors are
described briefly here and in detail in Chapter 3 Installation.
 Power Connection
 Gas Inlet and Outlet
 Analog Outputs
 Alarm Connections
 RS-232 Port
 Remote Probe
 Remote Span/Zero
 Calibration Contact
 Range ID Contacts
 Network I/O
Teledyne Analytical Instruments
Universal AC power source.
One inlet and one exhaust out.
0–1 VDC oxygen concentration plus 0-
1 VDC range ID, and isolated 4–20 mA
DC oxygen concentration plus 4-20
mA DC range ID.
2 concentration alarms and 1 system
alarm.
Serial digital concentration signal
output and control input.
Used in the 3000TA-XL-EU for
controlling external solenoid valves
only.
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
5