Teledyne 3000ZA-3X - Trace oxygen analyzer - Manual (Page 17)

Trace Oxygen Analyzer Introduction
Teledyne Analytical Instruments 5
Standby Button :
The Standby turns off the display and outputs but circuitry is still
operating.
CAUTION: THE POWER CABLE MUST BE UNPLUGGED TO
FULLY DISCONNECT POWER FROM THE
INSTRUMENT. WHEN CHASSIS IS EXPOSED OR
WHEN ACCESS DOOR IS OPEN AND POWER CABLE
IS CONNECTED, USE EXTRA CARE TO AVOID
CONTACT WITH LIVE ELECTRICAL CIRCUITS.
Access Door:
For access to the ZrO
2
sensors, the front panel swings open when the
latch in the upper right corner of the 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.
1.6 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.
Figure 1-2: Model 3000ZA Rear Panel