Home > Isocyanate Gas Detectors > SPM Isocyanate Gas Detector

MDA SPM Acutely Toxic
Gas Monitor from Honeywell Analytics

SPM Isocyanate Gas Detector

Advantages

  • Fast response monitor specific to target gas only
  • Gas sensitivity to ppb levels with physical evidence
  • Minimum maintenance and no dynamic calibration
  • Customized for harsh industrial environments
  • More than 50 gas calibrations available

Applications

  • Outdoor locations
  • Corrosive areas
  • Remote sampling areas
  • Gas storage areas
  • Survey work
  • Perimeter and fencelines
  • Ventilation and exhaust systems

Options

  • Z-purge system
  • Duty cycle
  • ChemKey
  • RS422
  • Remote reset
  • Portable
  • Extended sample
  • Heater option from -20°C to +/- 40°C

Instrument Specifications

Detection Technique Chemcassette Detection System
Alarm Point Dual level alarms typically at 1/2 TLV and TLV
Response Time As fast as 10 seconds
Alarm Indication Local audio/visual alarms; remote capability optional
Signal Outputs SPDT concentration alarm relays, SPDT fault relay; 4-20 mA; digital display
Relay Rating 120VAC @ 10 amps, 240VAC @ 5 amps
Operating Temperature Basic: 32 to 104°F, heating/cooling optional
Power Requirements 115/230 VAC 50/60 Hz, battery operation optional
Enclosure NEMA 4X fiberglass, basic
Dimensions 12" H x 12" W x 7" D
Weight 14.5 pounds

What is a Chemcassette™?

Chemcassette™ is the unique trademarked name for a calibration free toxic gas detection method that uses an optical scanning system to detect the presence of gas by a color change on the specially chemically impregnated paper tape. Chemcassette™ technology is highly specific and reacts extremely fast to the presence of parts per billion (ppb) levels of many hazardous gases. Over 200,000 points of gas detection gas currently maintained by the Chemcassette™ sensing technology at any given time around the world in some of the most critical safety applications possible.

What support do I get when I buy a unique Chemcassette™ product?

Each Chemcassette™ is manufactured to traceable ISO 9000 manufacturing standards by a world class team of highly trained chemists and each batch is calibrated with ultra pure gas that is traceable to nationally accepted standards. This means that the end user does not have to provide calibration facilities themselves thereby saving cost and reducing risks to their own staff. Efficient high volume manufacturing techniques means that there is always available Chemcassette™ in stock that can be shipped anywhere so that each customer is never left without adequate safety cover.

What statistics prove the benefits of Chemcassette™ technology?

Honeywell Analytics has been manufacturing their Chemcassette™ sensor tapes for over 25 years and maintain traceable records on every production batch, every calibration and every instrument and calibration gas cylinder used to perform the calibration. Experienced scientists maintain a constant measurement environment when performing the calibrations and they are skilled at handling the very toxic gases used for testing and have double checks in place to confirm that the test gas is still within acceptable specification.

ChemKey Specifications (Bold)

Chemcassette
Range
Alarms
14 Day Cassettes Part No.
30 Day Cassette Part No.
30 to 90 Day Cassette Part No.
Amines
Ammonia
2.6-75.0 ppm
12.5/25 ppm
706042
700342
1740-9309
Ammonia
2.6-75.0 ppm
25.0/50.0 ppm
706042
700342
1740-9309
Dimethylamine
0.1-6 ppm
1.0/3.0 ppm
706042
700343
-
n-Butylamine
0.4-12 ppm
5.0/10.0 ppm
706042
700343
-
Methylene Dianiline
3-60 ppb
10/20 ppb
706042
700343
-
p-Phenylene Diamine
2-60 ppb
10/20 ppb
709528
700343
-
Toluene Diamine
4-60 ppb
10/20 ppb
708528
700343
-
Trimethylamine
1.1-30.0 ppm
10/20 ppb
706002
700343
-
Diisocyanates
CHDI
2-60 ppb
5/20 ppb
700506
700309
-
HDI
2-60 ppb
5/20 ppb
700506
700309
-
HMDI
0-60 ppb
5/20 ppb
700506
700309
-
IPDI
0-60 ppb
5/20 ppb
700506
700309
-
MDI
0-60 ppb
5/20 ppb
700506
700309
-
MDI for particle >1 um
0-60 ppb
5/20 ppb
700506
700309
-
NDI
0-60 ppb
5/20 ppb
700506
700309
-
PPDI
0-60 ppb
5/20 ppb
700506
700309
-
TDI
0-60 ppb
5/20 ppb
700506
700309
-
TMDI
0-60 ppb
5/20 ppb
700506
700309
-
TMXDI
0-60 ppb
5/20 ppb
700506
700309
-
XDI
0-60 ppb
5/20 ppb
700506
700309
-
Hydrazines
MMH
3-30 ppb
5/10 ppb
708013
700347
-
N2H4
20-300 ppb
50/100 ppb
708013
700347
-
UDMH
5-30 ppb
5/10 ppb
708013
700347
-
Hydrides
Arsine
15-150 ppb
25/50 ppb
705502
700300
1740-9300
Diborane
31-300 ppb
50/100 ppb
705502
700300
1740-9300
Disilane
1.5-15 ppm
2.5/5.0 ppb
705502
700300
1740-9300
Germane
141-600 ppb
150/200 ppb
705502
700300
1740-9300
Hydrogen Selenide
20-150 ppb
25/50 ppb
705502
700300
1740-9300
Phosphine
32-900 ppb
150/300 ppb
705502
700300
1740-9300
Silane
0.5-15 ppm
2.5/5.0 ppm
705502
700300
1740-9300
Stibine
20-300 ppb
50/100 ppb
705502
700300
1740-9300
tert-Butylarsine
15-150 ppb
25/50 ppb
705502
700300
1740-9300
tert-Butylphosphine
60-900 ppb
150/300 ppb
705502
700300
1740-9300
Hydrogen Cyanide
1.1-30.0 ppm
2.3/4.7 ppm
704510
-
-
Hydrogen Sulfide
1.1-30.0 ppm
5/10 ppm
701012
700304
-
Mineral Acids
Hydrogen Bromide
0.3-9.0 ppm
1.5/3.0 ppm
705505
700337
-
Hydrogen Chloride
0.5-15.0 ppm
2.5/5.0 ppm
705505
700337
-
Hydrogen Fluoride
0.6-9.0 ppm
1.5/3.0 ppm
705505
700337
-
Nitric Acid
0.2-6.0 ppm
1.0/2.0 ppm
705505
700337
-
Sulfuric Acid
26-750 ppb
125/250 ppb
705505
700337
-
Oxidizers
Bromine
11-300 ppb
50/100 ppb
711314
700313
-
Chlorine
0.05-1.5 ppm
0.25/0.50 ppm
704006
700302
1740-9308
Chlorine
0.05-1.5 ppm
0.5/1.0 ppm
704006
700302
1740-9308
Chlorine Dioxide
11-300 ppb
50/100 ppb
704006
700302
-
Hydrogen Peroxide
0.1-3 ppm
0.5/1.0 ppm
700278
700509
-
Nitrogen Dioxide
0.3-9.0 ppm
0.5/1.0 ppm
703012
700305
-
Ozone
31-300 ppb
50/100 ppb
704514
-
-
Phosgene
11-300 ppb
50/100 ppb
702020
700307
1740-9307
Sulfur Dioxide
0.2-6.0 ppm
1.0/2.0 ppm
705015
-
-

Ordering Information

Each SPM includes calibration for one gas, dual level alarm, LED display, 4-20 mA isolated output and 10 amp relay contacts. Other voltages available. For pricing, please call AFC International at 1-800-952-3293, 219-987-6825 or fax 219-987-6826 or email sales@afcintl.com.
Instrument
Kit Instrument Part No.
Line Powered SPM housed in NEMA 4X enclosure with wall mounting kit, 100-240 VAC, 50/60 Hz operation
870700
Z-Purged SPM suitable for Class 1, Div II operation, 100-240 VAC, 50/60 Hz, includes remote Reset
870850
Battery Back Up Unit with NEMA 4X enclosure, 110 VAC line charger and sealed batteries capable of powering unit for 8 hours
870964
Portable SPM with NEMA 4X enclosure, 110 VAC line charger, sealed batteries, handle and carrying case
870900
Pyrolyzer, line powered
MVIP-1928-1

Accessory Ordering Information

Description
Part No.
ChemKey Capability makes SPM capable of detecting other gases. (ChemKeys listed above in BOLD)
870840
Extended Sampling, up to 100'
870933
Remote Reset
870822
Digital RS422 Output for Battery or Line Powered SPM
870931
Digital RS422 Output for Z-Purge SPM
870995
Pole Mounting Kit
870952
Alarm Horn, 110 VAC
870016
Alarm Horn, 240 VAC
870017
Wall Mounting Bracket
102982
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AFC International, Inc.
PO Box 894, DeMotte, IN 46310
715 SW Almond St, Ste C, DeMotte, IN 46310
800-952-3293 219-987-6825 Fax 219-987-6826
eMail: sales@afcintl.com

Last Revised: 6/11/07