RKI Instruments 65-2497RK - Manual (Page 5)

65-2494RK/65-2497RK Oxygen Detector • 1
Overview
This manual describes the 65-2497RK oxygen detector. This manual also describes how to
install, start up, maintain, and calibrate the oxygen detector when used with a gas
monitoring controller. A parts list at the end of this manual lists replacement parts and
accessories for the oxygen detector.
The 65-2497RK oxygen detector includes the 65-2494RK oxygen detector and a junction
box. This manual may also be used for the 65-2494RK oxygen detector which does not
include a junction box and is normally mounted in one of a controller’s conduit hubs. If
you are using a 65-2494RK oxygen detector, disregard all references to the junction box
and junction box terminal strip.
Specifications
WARNING: Do not use this product in a manner not specified in this instruction
manual.
Table 1 lists specifications for the 65-2494RK and 65-2497RK oxygen detectors.
WARNING: When using the 65-2494RK/65-2497RK, you must follow the instructions
and warnings in this manual to assure proper and safe operation of the
65-2494RK/65-2497RK and to minimize the risk of personal injury. Be sure
to maintain and periodically calibrate the 65-2494RK/65-2497RK as
described in this manual.
Table 1: Specifications
Target Gas Oxygen (O
2
)
Sampling Method Diffusion
Detection Range 0-25% oxygen
Response Time 90% in 30 seconds
Accuracy ± 0.5% O
2
Operating Temperature -4°F to 113°F (-20°C to 45°C)