ST450 EC H₂S Gas Detector (0-30 ppm, Stainless Steel)
- Original manufacturer
- Buveco Gasdetection BV, Zuidpool 9, 2801 RW Gouda, The Netherlands
- Name
- ST450 EC H₂S Gas Detector (0-30 ppm, Stainless Steel)
- Model
- ST450 EC-H₂S
- Part number
- 5150132-00A
Supply availability and delivery time require confirmation. A catalog reference does not imply stock.
Specifications
| Manufacturer approvals / certifications | ATEX Directive 2014/34/EU; current validity unknown. Electromagnetic Compatibility Directive 2014/30/EU; current validity unknown. IECEx; current validity unknown. |
|---|---|
| Ordering Sku | 5150132-00A |
| Model | ST450 EC-H₂S |
| Detected Gas | H₂S |
| Measuring Range | 0-30 ppm |
| Enclosure Material | Stainless Steel |
| Operating Temperature | -20 °C to +50 °C |
| Relative Humidity | 5-90% RH (n.c.) |
| Sensor Type | Electrochemical sensor (2 or 3 electrodes) |
| Display | Digital graphic display with backlight |
| Status Led | Green: OK; Red: Alarm; Yellow: System failure |
| Power Supply | 18-30 V DC |
| Power/current Indication | < 2.4 mA = system error; 4-20 mA = normal operation; > 22 mA = overload |
| Outputs | 4-20 mA, RS485 Modbus RTU (half-duplex); 2 mA system failure, >20 mA over range |
| Signal Cable | 2-wire shielded, 0.75 - 2.5 mm² |
| Load Impedance | Max. 300 Ω at 24 V DC |
| Ingress Protection | Enclosure: IP66; Sensor: IP6X |
| Ip Rating Note | IP ratings do not imply that the equipment will detect gas during and after exposure to those conditions. |
| Enclosure Construction | Aluminium with coating, optional SS |
| Dimensions | 179 × 189 × 107 mm (H × W × D) |
| Enclosure Gas-sensor Material | SS 316 |
| Weight | 2.6 kg ± 5% (SS) |
| Pressure Range | Toxic: Atmospheric ± 10% |
| Certification Directives | ATEX Directive 2014/34/EU; Electromagnetic Compatibility Directive 2014/30/EU |
| Atex Marking | II 2G Ex db IIC T6 Gb; II 2D Ex tb IIIC T85°C Db |
| Atex Certificate Number (as Printed) | KIWA 16ATEX0008 X |
| Iecex Marking | Ex db IIC T6 Gb; Ex tb IIIC T85°C Db |
| Iecex Certificate Number (as Printed) | IECEx KIWA 16.0003X |
| Sensor Datasheet Note | More information can be found in the sensor datasheets. |
| Hazardous-area Note | For use in hazardous areas see Consilium ST450 Manual. |
| Allowed Ex Zones | Allowed in Ex zones 1 and 21 |
| Applicable Ex Zones | Ex applications (zone 1/2 and 21/22) |
| Compatible Systems | CGD50/500, CGS50/500 |
| Mounting Orientation | Mount the detector in a vertical position, with the sensor pointing downwards. |
| Sensor-exchange Clearance | Leave at least 11 cm free space below the sensor head for splashguard removal and bump-test hose connection. |
| Cable-gland Wording | Aluminium housing: Brass / SS housing SS (thread M20x1.5) |
| Manufacturer (as Printed) | Buveco Gasdetection BV, Zuidpool 9, 2801 RW Gouda, The Netherlands |
| Publisher/contact (as Printed) | Consilium, Salsmästaregatan 21, SE-422 46 Gothenburg, spares.se@consiliumsafety.com |
| Ip Rating Superscript Note | IP66 plus superscript footnote 1; sensor IP6X; footnote wording retained separately. |
| Maximum Current Certification Note | Maximum 120 mA according to certification; current validity unknown; historical certification note retained separately. |
| Pressure Range Conditions (family) | Toxic: Atmospheric ± 10%; Oxygen: 80 to 120 kPa |
| Cable Gland Thread | M20 x 1.5 |
| Cable Gland Material (aluminium Housing) | Unknown — source wording does not resolve housing/material pairing: Aluminium housing: Brass / SS housing SS (thread M20x1.5). |
| Cable Gland Material (ss Housing) | Unknown — source wording does not resolve housing/material pairing: Aluminium housing: Brass / SS housing SS (thread M20x1.5). |
| Replaceable Sensor | Replaceable electrochemical gas sensor for oxygen and toxic gases. |
| Display, Status, And Backlight | Standard graphic display shows the measured value and local status notifications; backlight supports use in dark areas. |
| Capacitive-key Navigation | Capacitive-key control enables navigation through the user/calibration menu. |
| Password-secured Menu | Password-secured user menu prevents unauthorized access; user/calibration control requires no additional tools, including magnets. |
| Zero Calibration | The user menu provides different features, such as a zero and span calibration. |
| Span Calibration | The user menu provides different features, such as a zero and span calibration. |
| Alarm Setpoints | Adjusting alarm set points. |
| Local Alarm Notifications | Local alarm indication through notifications on the display and bright colored LED. |
| Displayed Setpoints And Diagnostics | Showing set points and diagnostic information. |
| 4-20 Ma Output Simulation | Simulation of the output signal (4-20 mA) for loop testing. |
| Self-diagnostics | Self-diagnostics included |
| Ex Application Zener-barrier Note | The gas detector can be used in Ex applications (zone 1/2 and 21/22). without having a zener barrier. This reduces investment costs directly. |
| Source Applications | Wastewater plants; Refineries; Confined spaces; Food industry; Marine; Silo storage; Steel industry |
| Splashguard | Splashguard included |
| Connection Diagram | Manufacturer page 4 Connections diagram retained as the source figure; terminal, earth, and bonding context is read from that diagram. |
| Dimensions Diagram | Manufacturer page 4 Dimensions diagram retained as the source figure. |
| Drawing Dimensions | Page 4 drawing: overall 218 mm; lower segment 92 mm; lower width 127 mm; top width 189 mm; depth 107 mm; hole diameter 7 mm. |
| Overall Height Normalization | Unknown — source table height 179 mm conflicts with drawing overall height 218 mm; both raw roles are retained. |
| Optional Accessories | 5150227-00A — Splash guard, Sensor protection against splash water; 5150228-00A — Inline flow adapter, Inline flow adapter for sample applications, connection 2×6 mm, SS; 5150226-00A — Protective hood, Protective hood SS, for optimal protection in “wet” protection areas, dim. 315×300×138 mm; 5150231-00A — Isolation set EMC/RFI, Isolation board, 160×160 mm; 5150225-00A — Protective bracket, SS bracket, extra protection for use in warehouses |
| Replacement Sensors | 5150234-00A — BUSENS D, type O₂, O₂, 0-25 Vol.%, Oxygen sensor; 5150235-00A — BUSENS D, type H₂S, H₂S, 0-30 ppm, Hydrogen sulfide sensor; 5150236-00A — BUSENS D, type H₂S, H₂S, 0-50/100 ppm, Hydrogen sulfide sensor; 5150237-00A — BUSENS D, type CO, CO, 0-100/0-500 ppm, Carbon monoxide sensor; 5150238-00A — BUSENS D, type H₂, H₂, 0-1000 ppm, Hydrogen ppm sensor; 5150239-00A — BUSENS D, type H₂, H₂, 0-100 %LEL, Hydrogen LEL sensor; 5101163-00A — BUSENS D, type NO, NO, 0-100 ppm, Nitric oxide sensor; 5101164-00A — BUSENS D, type NO₂, NO₂, 0-20 ppm, Nitrogen dioxide sensor |
| Non-main Row Source Note | Manufacturer page 3 row identities are retained; compatibility is not inferred across rows. |
| Dimension Discrepancy | Unresolved source discrepancy: page 2 table gives height 179 mm; page 4 drawing gives overall height 218 mm. Both source roles are retained; no normalized overall height is asserted. |
| Image Role | The only native product image in this ST450 EC source is shared by the family; it is not claimed as an exact SKU- or gas-specific photo. |
Compatibility
Manufacturer-listed system references
- Compatible systems
- CGD50/500, CGS50/500
Check the original document for configuration, installation conditions and restrictions.
Accessories
- 5150227-00A — Splash guard, Sensor protection against splash water
- 5150228-00A — Inline flow adapter, Inline flow adapter for sample applications, connection 2×6 mm, SS
- 5150226-00A — Protective hood, Protective hood SS, for optimal protection in “wet” protection areas, dim. 315×300×138 mm
- 5150231-00A — Isolation set EMC/RFI, Isolation board, 160×160 mm
- 5150225-00A — Protective bracket, SS bracket, extra protection for use in warehouses
Original documents & sources
Source pages
Original manufacturer data retained. Product enquiry and technical sourcing by MAXONE Marine. Last reviewed: 2026-10-23T20:34:10.268544+00:00.