Table of Contents
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1 Introduction
Alphanumeric Interface Screen: The backlit VFD screen is an easy-
to-use interface between operator and analyzer. It displays values, options,
and messages for immediate feedback to the operator.
1.5
Control Unit Interface Panel
The Control Unit interface panel, shown in Figure 1-2, contains the
electrical terminal blocks for external inputs and outputs. The input/output
functions are described briefly here and in detail in the Installation chapter of
this manual.
•
Power Connection
•
Analog Outputs
•
Alarm Connections
•
RS-232 Port
•
Remote Bench
Remote Span/Zero
•
Calibration Contact
•
Range ID Contacts
•
Network I/O
Note: If you require highly accurate Auto-Cal timing, use external
Auto-Cal control where possible. The internal clock in the
Model 6020 is accurate to 2-3 %. Accordingly, internally sched-
uled calibrations can vary 2-3 % per day.
1-6: Part I
AC power source, 115VAC, 50/60 Hz
0-1 V dc concentration and 0-1 V dc
range ID. Isolated 4-20 mA dc and 4-20
mA dc range ID.
2 concentration alarms and 1 system
alarm.
Serial digital concentration signal output
and control input.
Provides all electrical interconnect to the
Analysis Unit.
Digital inputs allow external control of
analyzer calibration.
To notify external equipment that
instrument is being calibrated and
readings are not monitoring sample.
Three separate, dedicated, range relay
contacts.
Serial digital communications for local
network access. For future expansion.
Not implemented at this printing.
Teledyne Analytical Instruments
Model 6020
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