35-3001A-10 Oxygen/Carbon Monoxide Sample-Draw Detector • 7
Description
This section describes the components of the oxygen/carbon monoxide sample-draw detector.
Figure 1: Component Location
+
W
CO A mplifier
CO S ensor
(inside block )
Pump
Pump C onnec tor
Ox ygen S ensor
Terminal S trip
Mounting
Foot, 4X
Ox ygen A mplif ier
O XY
T O XIC
SI G / PW R
S
Ox ygen
Sensor
B
G
CO F low Bloc k
S
+
+
AMP
AM P 2
S
O XY
+
R
Pilot LED
Sensor F low
Control Valv e
Fail LED
Pressure S witc h
Adjustment S crew
(behind PCB)
Pump Reset
Switch
Flowmeter
R
3/4" Conduit Hub
B
G
O XY
G
W
+
+
AMP 1
S
+
S
AMP 2
Flow B af fle
This End T o
Inlet Fitting
O
X
Y
G
E
N
B
Particle F ilter
Ox ygen F low
Block
_
Interconnect
Terminal
Strip
LEL / IR
W
LEL / IR
W
Flowmeter C ircuit
Board Connector
Exhaust
Fitting
Inlet
Fitting
EXHAUST
INLET
Detector/Amp
Terminal S trip
(F actory Wired)
Hy drophobic
Filter
