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Teledyne 7120 - NDIR analyzer User Manual

Page 12

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2 Installation

Model 7120

2-4

Teledyne Analytical Instruments

CAUTION: Use Shielded Cables. Also, use plugs that provide

excellent EMI/RFI protection. The plug case must be
connected to the cable shield, and it must be tightly
fastened to the analyzer with its fastening screws.
Ultimately, it is the installer who ensures that the
connections provide adequate EMI/RFI shielding.

2.3.1 Primary Input Power

The power strip is located at the interface panel iside the analyzer.

DANGER: POWER IS APPLIED TO THE INSTRUMENT'S CIR-

CUITRY AS LONG AS THE INSTRUMENT IS CON-
NECTED TO THE POWER SOURCE. THE STANDBY
FEATURE ON THE FRONT PANEL IS FOR SWITCH-
ING POWER ON OR OFF TO THE DISPLAYS AND
OUTPUTS ONLY.

The standard power supply requires a 110 VAC, 50-60 Hz power

source. 220 VAC, 50-60 Hz power-optional.

2.3.2 Fuse Installation

The fuse block, at the right of the power cord receptacle is 2A for

115VAC or 1A for 115VAC. Be sure to install the proper fuse as part of
installation.

2.3.3 Terminal Block Connections

Figure 2-2 shows the terminal block layout of the Equipment Interface

panel. The arrangement is shown as seen when the viewer faces the interface
panel from the front of the analyzer.