RKI Instruments 65-2390RK - Manual (Page 5)

65-2390RK Combustible Gas Transmitter • 1
Overview
This manual describes the 65-2390RK 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 65-2390RK, you must follow the instructions and warnings
in this manual to assure proper and safe operation of the 65-2390RK and to
minimize the risk of personal injury. Be sure to maintain and periodically
calibrate the 65-2390RK as described in this manual.
Table 1:Specifications
Target/Calibration Gas 65-2390RK-CH4: Methane (CH
4
)
65-2390RK-HC: Propane
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
Accuracy ± 5% of reading or ± 2% of full scale (whichever is greater)