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Appendix
Class I, Division I, B, C, D
Class I, Division I, B, C, D
ELECTRICAL/ELECTRONICS SPECIFICATIONS
Features:
Output (4-20 mA iso; 0-1v DC analog), RS-232 digital
Maximum load Impedance for 4 – 20 mA output
VDC min.)
Voltage Requirements:
110 VAC or 220 VAC; 50/60 Hz (specify at time of order)
Display:
Customer Interface:
Alarms:
Drawing List
D-72052 Outline Diagram
B-72774 Piping Diagram
D-72771 Wiring Diagram
D-67447 Schematics Diagram
D-72759 Schematics Diagram
D-62370 Schematics Diagram
D-65506 Schematics Diagram
C-72761 Schematics Diagram
A-30943 Schematics Diagram
D-69534 Schematics Diagram
A-72757 Schematics Diagram
A-4
Analyzer may be X-purged without
temperature control in some applica-
tions. (Accuracy may be sacrificed,
contact factory)
Split architeture, Bulk mounted encl's
5 digit LED display and 2x20 VFD display
Membrane key pad (manual)
Enter and Escape keys
Arrow Up / Down adjustment
Two fully programable Alarms
Teledyne Analytical Instruments
Model 7120
1,000 Ohms (@ 24
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Table of Contents
Troubleshooting
