The Model 330SDS-Ex H2S Analyzer utilizes field proven tape based technology that provides a linear and interference-free output of H2S on two streams simultaneously. An optional Total Sulfur measurement can be added to the analyzer as one of the streams. Certified for II 2 G Ex db ib op is IIB+H2 T3 Gb 0°C≤Tamb≤50°C.
Features
- Fast response times using Rapid Response Algorithms (RRA) 20 seconds to alarm
- No interference from other components in the sample
- Low power consumption < 3 Watts
- Extended tape life of 60-90 days
- Measures up to 5 times the calibrated range
- Quick delivery – as fast as 1 to 2 days for standard systems
- Full field service & training available
Downloads
- User Manual: 330S H2S / Total Sulfur Analyzer
- 330S H2S / Total Sulfur Analyzer Data Sheet
- Data Sheet: Dilution Probes
- Total Sulfur Analyzer Manual
- Dilution System Manual
- Spare Parts Cross Reference
- H2S analyzer cleaning procedure
- Modbus communications guide
- App Note: H2S in Liquid Scavenger Treated Gas
- Tech Note: Total Sulfur Technical Note
- Applicable ASTM Standards
Software
Certification
- United States Patent 9,681,576
- For all analyzers produced prior to March 1, 2016: CSA Certification
- For all analyzers produced as of March 1, 2016: ETL Certification
Video Tutorials
Log On Procedure
Retrieving Archives
Adjusting Analog Output range
Tape Change Procedure
Application Flexibility
The Model 330SDS measures H2S and/or Total Sulfur in natural gas, petrochemical streams, condensate, liquids, or LPG. Common applications include:
- Sales Gas
- Plant Inlet
- Pipeline Monitoring & Blending
- H2S Scavenger Systems
- Wellhead Monitoring
- Acid Gas
- Fuel Gas Monitoring
- Bio Gas
User Interface
I.C.E. (Integrated Configuration Environment) is a Windows® based program that accompanies all 330SDS Analyzers providing full configurability.
- Field friendly interface via front display panel without the need for a laptop
- Easily configurable alarm processor and calculation processor
- 3 Mb event triggered archive storage
- Alarm/Event log
- Customizable serial RS-232 & RS-485 mapping
- Remote Display (optional)
- Numerous modes of communication including 4-20mA outputs, alarm outputs, solenoid drivers, serial Modbus and Modbus TCP
Additional Advantages
- Customized sample conditioning system
- Analytical accessories: Sample Probes, Heated Bundles and Enclosures
- Analyzer Walk-in Shelters
Specifications
| Power | 12-24 VDC @ less than 3 watts or 100-240 VAC, 50/60 HZ |
| Electrical classification | Certified for Class I, Div 1 Grps B, C, & D |
| Ambient Temperature | 0-50 °C (32 to 122 °F) std. Contact for other requirements. |
| Output Ranges | Standard ranges: 0-5 ppm to 0-100 ppm, higher ranges without dilution available upon request. A dilution system is recommended with ranges over 400ppm. Custom Ranges: 0-50ppb to 0-100% |
| Response time | 20-sec alarm |
| Accuracy | +/- 1% full scale for ranges 1 to 50 ppm +/- 1.25% full scale for ranges > 50 ppm +/- 1.5% full scale for ranges 0.5 to 1 ppm +/- 2.5% full scale for ranges < 0.5 ppm |
| Repeatability | +/- 1% full scale for ranges 1 to 50 ppm +/- 1.25% full scale for ranges > 50 ppm +/- 1.5% full scale for ranges 0.5 to 1 ppm +/- 2.5% full scale for ranges < 0.5 ppm |
| Inputs | Four digital inputs individually configurable. |
| Outputs | Dual isolated 4-20 mA (loop power). (Modbus) serial RS-232 & RS-485 (Ethernet available). Four 5 amp SPDT alarm relays (high reading, high high reading, low tape, low pressure, low temperature, fault). Four solid state solenoid drivers (auto cal, total sulfur, stream switching, valve actuator). |
| Displays | 128 x 64 Graphic Display Menu is scrolled by internal button or external magnet. |
| Dimensions | 17.4″W x 32.7″H x 13.7″D (44.2 W x 83.1 H x 34.8 D cm) The Model 330SDS is mounted on a 24″W x 36″H x ¼” (60.96 W x 91.44 H x 0.635 L cm) thick anodized panel. |
| Configuration Software | Windows® software for customer configuration, archive retrieval, and Modbus mapping. |
| * | Product specifications subject to change without notice to improve reliability, function, design, or otherwise. |
Optional Equipment
| SDS Dual Stream | The 330SDS Analyzer measures two streams at the same time. |
| Total Sulfur | Total Sulfur furnace converts all sulfur compounds to H2S which allows the analyzer to measure Total Sulfur. |
| CO2 | Dual-beam IR bench. CO2 concentration is displayed on the second line of display and can be configured as a 4-20 mA analog output. CO2 ranges from 0-20% to 0-100% |
| Auto Calibration | Allows user to initiate a calibration based on time or external switch. |
| Stream Switching | Allows switching of four (4) input streams or from H2S to Total Sulfur measurement. |
| Dilution | Allows measurements up to 30% H2S using permeable membrane dilution. |
| Liquid Sampling | Liquid sample system to measure H2S in Hydrocarbon liquids or water. |
| Custom Systems | Envent can design custom integrated systems to meet application requirements. |
