35-3001-04 Carbon Monoxide Sample-Draw Detector • 1
Overview
This operator’s manual describes the 35-3001-04 carbon monoxide 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 carbon monoxide sample-draw detector. See the controller
Operator’s Manual for information specific to the controller.
WARNING:
When using the 35-3001-04, you must follow the instructions and warnings in
this manual to assure proper and safe operation of the 35-3001-04 and to
minimize the risk of personal injury. Be sure to maintain and periodically
calibrate the 35-3001-04 as described in this manual.
Table 1: Specifications
Target Gas and Detection Range
Carbon Monoxide: 0 - 300 ppm
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)
Low Flow Setpoint
0.6 ± 0.1 SCFH
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 ± 5 ppm CO (whichever is greater)
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