Overview, Specifications – RKI Instruments 65-2391RK User Manual
Page 5

65-2391RK CO
2
Transmitter • 1
Overview
This manual describes the 65-2391RK CO
2
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 CO
2
transmitter.
Specifications
Table 1 lists specifications for the CO
2
transmitter.
WARNING: When using the 65-2391RK, you must follow the instructions and warnings
in this manual to assure proper and safe operation of the 65-2391RK and to
minimize the risk of personal injury. Be sure to maintain and periodically
calibrate the 65-2391RK as described in this manual.
Table 1:Specifications
Target/Calibration Gas
Carbon Dioxide (CO
2
)
Area Classification
Explosionproof for Class I, Groups B, C, and D
Sampling Method
Diffusion
Signal Output
4 to 20 mA
Detection Range
65-2391RK-02: 0 - 5,000 ppm
65-2391RK-03: 0 - 5% Volume
65-2391RK-05: 0 - 50% Volume
65-2391RK-10: 0 - 100% Volume
Response Time
90% in 45 seconds
Accuracy
± 5% of reading or ± 2% of full scale (whichever is greater)