Teledyne gfc 7000ta Manual

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Operating Instructions Model GFC7000TA Carbon Dioxide Analyzer

Teledyne Analytical Instruments 125

The following DC current output limits apply to the current loop modules:

Table 6-18: Analog Output Current Loop Range

RANGE MINIMUM OUTPUT MAXIMUM OUTPUT

0-20 mA 0 mA 20 mA

These are the physical limits of the current loop modules, typical

applications use 2-20 or 4-20 mA for the lower and upper limits. Please

specify desired range when ordering this option.

The default offset for all ranges is 0 mA.

Pin assignments for the output connector at the rear panel of the instrument are shown in Table 6-19.

ANALOG OUT

A1 A2 A3 A4

+ - + - + - + -

Table 6-19: Analog Output Pin Assignments

PIN

ANALOG

OUTPUT

VOLTAGE

SIGNAL

CURRENT

SIGNAL

1

A1

V Out I Out +

2 Ground I Out -

3

A2

V Out I Out +

4 Ground I Out -

5

A3

1

V Out I Out +

6 Ground I Out -

7

A4

V Out Not used

8 Ground Not used

1

Output A3 is only used when the O

2

sensor option is installed

See Figure 3-2 for the location of the analog output connector on the instrument’s rear panel.