RKI Instruments 35-3001A-01H - Manual (Page 5)

35-3001A-01H Hydrogen Sample-Draw Detector • 1
Overview
This operator’s manual describes the 35-3001A-01H hydrogen sample-draw detector. This manual
also describes how to install, start up, maintain, and calibrate the sample-draw detector when using
it with a gas monitoring controller. A parts list at the end of this manual lists replacement parts and
accessories for the sample-draw detector.
Specifications
Table 1 lists specifications for the hydrogen sample-draw detector. See the controller Operator’s
Manual for information specific to the controller.
WARNING: When using the 35-3001A-01H, you must follow the instructions and warnings in
this manual to assure proper and safe operation of the 35-3001A-01H and to
minimize the risk of personal injury. Be sure to maintain and periodically
calibrate the 35-3001A-01H as described in this manual.
Table 1: Specifications
Target Gas and Detection Range Hydrogen: 0 - 100% LEL
Input Power 24 VDC Nominal (18.5 VDC - 30 VDC)
Construction (housing) Fiberglass/polyester (NEMA 4X)
Dimensions 8.5 in. H x 6.5 in. W x 4.25 in. D
Weight 4.5 lbs.
Sampling Method Sample-draw
Sample Flow 3.0 SCFH typical, with no inlet or exhaust line
Flow to Sensor 1.0 SCFH (nominal)
Maximum Recommended Inlet/
Exhaust Line Length for
1/4” O.D. x 1/8” I.D. Tubing Inlet Exhaust
100 feet 0 feet
50 feet 50 feet
Maximum Recommended Inlet/
Exhaust Line Length for
1/4” O.D. x 0.170” I.D. Tubing Inlet Exhaust
100 feet 100 feet
Response Time 90% in 30 seconds
Accuracy ± 5% of reading or ± 2% LEL (whichever is greater)