Teledyne 3000ZA2G - Zirconium oxide analyzer - Manual (Page 17)

Trace Oxygen Analyzer Introduction
Teledyne Analytical Instruments 5
DOOR IS OPEN AND POWER CABLE IS CONNECTED,
USE EXTRA CARE TO AVOID CONTACT WITH LIVE
ELECTRICAL CIRCUITS AND HOT SURFACES. ONLY
A TRAINED SERVICE TECHNICIAN SHOULD OPEN
THE FRONT DOOR.
Access Door:
For inspection of the instrument by a trained service technician , the
front panel swings open when the latch in the upper right corner of the
analyzer panel is pressed all the way in with a narrow gauge tool.
Accessing the main circuit board requires unfastening rear panel screws
and sliding the unit out of the case.
1.5 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.
Figure 1-2: Model 3000ZA2G Rear Panel
 Power Connection Factory configured for either 115
VAC or 230 VAC operation , 50/60 Hz.
Ventilation
Power Entry
Module w/ Fuse
Housing RS-232 Port
50-Pin Equipment
Connector
Auto Cal Valves
(optional)
Gas
Connections