Analyzer &
Application Guide
The most reliable solution for rapid analysis
of H2O, H2S, CO2, C2H2, NH3, and O2
Analyzer Guide
SS2100 i-2
SS2100 i-1
SS2100a
SS2100
SS2100r
2-Pack &
3-Pack
SS3000
SS3000e
SS2000e
SS2000XP
SS2000
SS500e
SS500XP
SS500
SS1000
OXY4400
QF = Quenched Fluorescence
TDL = Tunable Diode Laser
 =Standard
=Optional
ANALYZER
MODEL
The matrix below provides information to assist in product selection for the measurement of H2O (Moisture), H2S (Hydrogen Sulfide), CO2 (Carbon
Dioxide), NH3 (Ammonia), C2H2 (Acetylene), and O2 (Oxygen) in gas streams using SpectraSensors TDL or QF products. For more information on these
products along with industries and applications served, please visit www.SpectraSensors.com.
PHOTO LOCATOR NUMBER
MEASUREMENT CHANNELS PER SYSTEM
MEASUREMENT PRINCIPLE
1
1
1
1
1
1
1
1
2
2
2/3
1
1
1
1
1
QF
TDL
TDL
TDL
TDL
TDL
TDL
TDL
TDL
TDL
TDL
TDL
TDL
TDL
TDL
TDL





















ANALYTE & MEASUREMENT RANGES
H2O
(Moisture)
H2S
(Hydrogen Sulfide)
0-10 to 0-100 ppmv
0-100 to 0-5000 ppmv

40-422 to 40-2110 ppmv



0-10 to 0-1000 ppmv
0-5000 ppmv to 0-90%




CO2
(Carbon Dioxide)
0-100 to 0-500 ppmv








O2 (Oxygen)
0-100 ppmv to 0-50%
NH3 (Ammonia)
C2H2 (Acetylene)
0-5 ppmv




0-5; 0-3000 ppmv





0-5% to 0-40%







ENVIRONMENTAL TEMPERATURE RANGE
20 to 30°C (68 to 86°F)
0 to 50°C (32 to 122°F)


-20 to 50°C (-4 to 122°F)



-10 to 60°C (14 to 140°F)





















CONTROLLER POWERa
12 Volt Battery with 100-240 VAC charger

100-240 VAC










24 VDC

d


d



d
a

a
COMMUNICATION
Number of Digital Outputs/Inputs per channel
0
0
2/0
2/0
2/0
2/0
2/0
2/0
2/0
2/0
2/0
2/0
5/1
Quantity of 4-20 mA Outputs per channel
2
0
2
2
2
2
2
2
1
1
1
1
1
5/1
3b
5/1
3b
5/1
3b
RS232C


























RS485



Ethernet




ENCLOSURE TYPE CHOICES
Aluminum

NEMA 3R - 304 SS
NEMA 4X 304 or 316 SS Dual Enclosures






NEMA 4 & 7 - Cast Aluminum


EEx n IP66 Copper-Free Aluminumc





EEx d IP66 Copper-Free Aluminumc
ANALYZER CERTIFICATIONS
General Purpose
NEC/CEC Class I, Div 2




NEC/CEC Class I, Div 1 (Field Certifiable)









ATEX Zone 2

ATEX, and IECEx Zone 1
GOST-R

CE

4333 W. Sam Houston Pkwy N., Suite 100
Houston, TX 77043
Tel: +1 800 619-2861
Fax: +1 713 856-6623
Direct: +1 713 300-2700
www.spectrasensors.com






a. Controller 24VDC may be combined with SCS 120/240VAC power
b. Three 4-20 mA signals = 2 outputs and 1 input (moisture only)
c. With 304 or 316 SS Sample System Enclosure
d. 12VDC option also available
AAG EN 01 (1/15)
Application Guide
Listed below are applications in Natural Gas, Gas Processing, LNG,
Petrochemical, Refinery, Specialty Gas, and Syngas industries where
SpectraSensors analyzers are used to measure H2O (Moisture), H2S
(Hydrogen Sulfide), CO2 (Carbon Dioxide), NH3 (Ammonia), C2H2
(Acetylene), and O2 (Oxygen). For more information on a specific application, please refer to the Application Notes found on the company website.
1.
2.
3.
4.
5.
From left to right: SS2100a and SS2100
Single Channel Analyzers, SS3000e Dual
Channel Analyzer, and SS2100i-1
One Box Single Channel Analyzer
Locate the application and analyte of interest
Go to www.SpectraSensors.com
Click on “Products” then “By Industry” button
Click on your industry of interest
Click on Application Note (Note # listed for reference)
INDUSTRY
Natural Gas
Gas Processing
LNG
ANALYTE
APPLICATION
TYPICAL MEASURED*
RANGE(S)
NOTE #
H2O
Moisture in Natural Gas
0 - 100 ppmv
0 - 2500 ppmv
10101
CO2
Carbon Dioxide in Natural Gas
0 - 5%
0 - 20%
10303
H2S
Hydrogen Sulfide in Natural Gas
0 - 10 ppmv
0 - 5000 ppmv
10902
O2
Oxygen Measurements
0 - 100 ppmv
0 - 50%
11810
H2O
Water Measurements in Desiccant Dryer Outlets
0 - 10 ppmv
33701
H2O
Water Measurements in Natural Gas Product (Product Purity/Residue Gas)
0 - 10 ppmv
33901
H2O
Moisture in Fractionation/NGL Products
(Y-grade, ethane, E/P mix, propane, or butane)
0 - 10 ppmv
35001, 35101,
35201, 35301,
35401
CO2
Carbon Dioxide in Amine Unit Outlet (Sweet Gas)
0 - 100 ppmv
36103
CO2
Carbon Dioxide in Fractionation/NGL Products
(Y-grade, ethane, E/P mix, propane, or butane)
0 - 100 ppmv
35003, 35103,
35203, 35303,
35403
CO2
Carbon Dioxide in Raw Natural Gas Feed
0 - 100 ppmv
0 - 5%
34103
H2S
Hydrogen Sulfide in Raw Natural Gas Feed (Produced Gas)
0 - 500 ppmv
0 - 5000 ppmv
34002
H2S
Hydrogen Sulfide in Natural Gas Product (Product Purity/Residue Gas)
0 - 20 ppmv
33802
H2S
Hydrogen Sulfide in Amine Scrubber Outlet
0 - 100 ppmv
33602
H2S
Hydrogen Sulfide in a Solid Scavenger Outlet
0 - 100 ppmv
34602
H2S
Hydrogen Sulfide in Fractionation/NGL Product
(Y-grade, ethane, E/P mix, propane, or butane)
0 - 20 ppmv
0 - 50 ppmv
35002, 35102,
35202, 35302,
35402
H2O
Water Measurements in Dry LNG Feed Gas (LNG Desiccant Dryer)
0 - 10 ppmv
44201
H2O
Water Measurements in LNG Product (LNG Receiving Terminal)
0 - 10 ppmv
44401
CO2
Carbon Dioxide in Amine Unit Outlet (LNG)
0 - 100 ppmv
44303
H2S
Hydrogen Sulfide in an LNG Amine Unit
0 - 10 ppmv
44302
Notes
*Consult factory for alternative measurement ranges.
www.spectrasensors.com
SS500e &
SS2000e
Single Channel
Analyzer
SS3000
Dual Channel Analyzer
SS2100i-2
Two Box
Single Channel Analyzer
INDUSTRY
Olefins
(Petrochemicals)
Refinery
Specialty Gas/
Syngas
ANALYTE
2-Pack Dual
Channel &
3-Pack Three
Channel Analyzers
APPLICATION
TYPICAL MEASURED
RANGE(S)
NOTE #
H2O
Water Measurement in Pure Ethylene
0 - 10 ppmv
55001
H2O
Moisture in Polyethylene Feedstock
0 - 10 ppmv
58001
H2O
Water Measurement in Pure Propylene (Steam Cracker)
0 - 10 ppmv
55101
C2H2
Acetylene Measurement in the Mid Bed of Back End Acetylene Converters
0 - 3000 ppmv
54611
C2H2
Acetylene Measurement at the Outlet of Back End Acetylene Converters
0 - 5 ppmv
54711
C2H2
Acetylene Measurement in Pure Ethylene
0 - 5 ppmv
54911
NH3
Ammonia Measurement in Pure Ethylene
0 - 5 ppmv
55913
H2O
Water in Hydrogen Recycle for Refinery Catalytic Reformer H2 Recycle Streams
0 - 50 ppmv (control)
50 - 500 ppmv (trend)
23101
H2O
Moisture in Propane/Propylene Mix
0 - 10 ppmv
23501
H2O
Moisture in Alkylation Feed C4
0 - 10 ppmv
23601
H2S
Hydrogen Sulfide in Propane/Propylene Mix
0 - 10 ppmv
23502
H2S
Hydrogen Sulfide in Flare Gas
0 - 10 ppmv
0 - 300 ppmv
23302
H2S
Hydrogen Sulfide in Fuel Gas
0 - 300 ppmv
23402
H2S
Hydrogen Sulfide in Hydrogen Recycle for Catalytic Reformer
0 - 50 ppmv
0 - 300 ppmv
23202
CO2
Carbon Dioxide in GTL Syngas (Synthol Process) (Coal Liquefaction (CTL)/
Benefield Outlet)
0 - 100 ppmv
0 - 1000 ppmv
65803
CO2
Carbon Dioxide in a Coal Liquefaction (CTL)/Gassifier Outlet
0 - 50%
None
OXY4400
Single Channel Analyzer
SS1000 Portable
Single Channel Analyzer
SS2100r Rack Mount
Single Channel Analyzer
SS500 & SS2000
Single Channel Analyzer
SS500XP & SS2000XP
Single Channel Analyzer