RANGE

BACKGROUND GAS

TELEDYNE INSTRUMENTS

SENSOR OPTIONS

Trace

Less than 1000 ppm CO2 in the background gas

311, 316, 317, 318, 3160

B-2C

3000T series

L-2C

More than 1000 ppm up to 100% CO2 in the background gas

All trace oxygen instruments

A-2C

Note: To use the A-2C or B-2C sensor in a 3000T series instrument, adapter part number B66378 is required.

Note: The L-2C sensor cannot be used in our older analog models (300 series).

Percent

Less than 1000 ppm CO2 in the background gas

311P, 320A / P / BRC, 326, 327, 328

B-1, B-3 standard; 
C-3 for high concentration of O2

More than 1000 ppm up to 100% CO2 in the background gas

A-5

CLASS
(click for spec control drwg.)

PART No.

APPLICATION

COMMENTS

        A-1: Obsolete, contact factory

A-2C
oxygen sensor

C6689-A2C

Used for trace O2 measurements in CO2 containing backgrounds (0.1-100% CO2). CO2 must be present.

Use where acid gases are present (CO2, HCl, HCN, etc). CO2 must be present.