Instruction Manual

1-6
1 Introduction Model 2000A-EU
Teledyne Analytical Instruments
Figure 1-2: Model 2000A-EU Rear Panel
• Power Connection Universal AC power source.
• 9-Pin RS-232 Port Serial digital concentration signal output
and control input.
• 50-Pin Equipment Interface Port
• Analog Outputs 0-1 V dc concentration plus 0-1 V dc
range ID, and isolated 4-20 mA dc
plus 4-20 mA dc range ID.
• Alarm Connections 2 concentration alarms and 1 system
alarm.
• Remote Valve Used in the 2000 for controlling
external solenoid valves only.
• Remote Span/Zero Digital inputs allow external control
of analyzer calibration.
• Calibration Contact To notify external equipment that
instrument is being calibrated and
readings are not monitoring sample.
• Range ID Contacts Four separate, dedicated,
range-identification relay contacts
(00, 01, 02, 03).