RKI Instruments 65-2331RK - Manual (Page 5)

65-2331RK H
2
S Transmitter • 1
Overview
This manual describes the 65-2331RK explosion-proof hydrogen sulfide (H
2
S) transmitter.
This manual also describes how to install, start up, maintain, and calibrate the transmitter.
A parts list at the end of this manual lists replacement parts and accessories for the H
2
S
transmitter.
Specifications
WARNING: Do not use this product in a manner not specified in this instruction
manual.
Table 1 lists specifications for the H
2
S transmitter.
NOTE: The following symbol on the detector label is a caution to the user to refer to this
documentation for installation and operation instructions:
WARNING: When using the 65-2331RK, you must follow the instructions and warnings
in this manual to assure proper and safe operation of the 65-2331RK and to
minimize the risk of personal injury. Be sure to maintain and periodically
calibrate the 65-2331RK as described in this manual.
Table 1: Specifications
Target Gas Hydrogen sulfide (H
2
S)
Area Classification Explosion-proof for Class I, Groups B, C, and D
Temperature Code T6
Installation Category Installation Category 1. Signal level, special equipment or parts of
equipment, telecommunication, electronic, etc., with smaller
transient overvoltages than Installation Category (Overvoltage
Category) II (ref. IEC 664).
Input Voltage 11 VDC - 30 VDC
Sampling Method Diffusion
Signal Output 4 to 20 mA
Detection Range 0 to 100 PPM (parts per million)
Accuracy ± 5% of reading or ± 2 ppm H
2
S (whichever is greater)
H
2
S Detector Signal Output 0.3 mA at 0 ppm H
2
S nominal
2.5 mA at 100 ppm H
2
S nominal
Response Time 90% in 30 seconds
Operating Temperature -40°F to 104°F (-40°C to 40°C)
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