65-2340RKSS Toxic Gas Transmitter • 1
Overview
This manual describes the 65-2340RKSS toxic gas transmitter. This manual also describes
how to install, start up, maintain, and calibrate the toxic gas transmitter when used with a
gas monitoring controller. A parts list at the end of this manual lists replacement parts and
accessories for the toxic gas transmitter.
The 65-2340RKSS toxic gas transmitter can be used for various target gases which are
listed in Table 1 below. For a particular target gas, the part number of the toxic transmitter
will be of the format 65-2340RKSS-XXX. For example, 65-2340RKSS-NH3 is for ammonia
(NH
3
) detection.
Specifications
Table 1 lists specifications for the toxic gas transmitter.
WARNING: When using the 65-2340RKSS, you must follow the instructions and
warnings in this manual to assure proper and safe operation of the
65-2340RKSS and to minimize the risk of personal injury. Be sure to
maintain and periodically calibrate the 65-2340RKSS as described in this
manual.
Table 1: Specifications
Target Gas 65-2340RKSS-ASH3: Arsine (AsH
3
)
65-2340RKSS-CL2: Chlorine (Cl
2
)
65-2340RKSS-CL-10: Chlorine (Cl
2
)
65-2340RKSS-HCN: Hydrogen Cyanide (HCN)
65-2340RKSS-NH3: Ammonia (NH
3
)
65-2340RKSS-SO2: Sulphur Dioxide (SO
2
)
65-2340RKSS-PH3: Phosphine (PH
3
)
Sampling Method Diffusion
Detection Range AsH
3
: 0 - 1.50 ppm
Cl
2
: 0 - 3.00 ppm
Cl
2
: 0 - 10.0 ppm
HCN: 0 - 15.0 ppm
NH
3
: 0 - 75.0 ppm
SO
2
: 0 - 6.00 ppm
PH
3
: 0 - 1.00 ppm
Accuracy ± 10% of reading or ± 5% of full scale (whichever is greater)
Signal Output 4 to 20 mA
Response Time • Cl
2
and NH
3
: T90 in 90 seconds
• All others: T90 in 45 seconds
Operating Temperature &
Humidity
• 14°F to 104°F (-10°C to 40°C)
• 20% to 90% Relative Humidity
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