Overview, Specifications – RKI Instruments 65-2405RK-04 User Manual
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65-2405RK-04 Combustible Gas Transmitter • 1
Overview
This manual describes the 65-2405RK-04 combustible gas transmitter. This manual also
describes how to install, start up, configure, maintain, and calibrate the transmitter when
it is used with a gas monitoring controller. A parts list at the end of this manual lists
replacement parts and accessories for the combustible gas transmitter.
Specifications
Table 1 lists specifications for the combustible gas transmitter.
WARNING: When using the 65-2405RK-04, you must follow the instructions and
warnings in this manual to assure proper and safe operation of the
65-2405RK-04 and to minimize the risk of personal injury. Be sure to
maintain and periodically calibrate the 65-2405RK-04 as described in this
manual.
Table 1:Specifications
Description
Specification
Target Gas
Methane (CH
4
)
Area Classification
Explosionproof for Class I, Groups B, C, and D
Sampling Method
Diffusion
Signal Output
4 to 20 mA
Detection Range
0 to 100% LEL
Response Time
90% in 45 seconds
Operating Temperature
-4°F to 122°F (-20°C to 50°C)
Accuracy
± 5% of reading or ± 2% of full scale (whichever is greater)