SensitronProducts / Sensitron / SMART 3 NC
Sensitron / Gas detection
SMART 3 NC
Fixed gas detector family for non-classified areas, with catalytic, electrochemical and infrared sensor options. Select the sensor and measuring range for the target gas; interface options depend on configuration.
| Manufacturer | Sensitron |
|---|---|
| Model / family | SMART 3 NC |
| System | Gas detection |
| Selection & quotation | Based on project specification, configuration and quantities. |
Technical specifications
| Operating voltage | 12-24 VdcSource · 2 ↗ |
|---|---|
| Outputs | Analogue 4-20 mA output; 1 or 3 relay board (optional); serial RS485 output (optional)Source · 2 ↗ |
| IP rating | IP55Source · 3 ↗ |
| Dimensions | Box: 100 x 100 x 52 mm Cover: 105.8 x 105.8 x 7.8 mmSource · 3 ↗ |
| Weight | 250 gSource · 3 ↗ |
| Application — Catalytic | Car parks, laboratories and non-classified aresSource · 2 ↗ |
| Application — Electrochemical | Car parks, laboratories and non-classified areasSource · 2 ↗ |
| Application — Infrared | Car parks, laboratories and non-classified aresSource · 2 ↗ |
| Detection principle — Catalytic | CatalyticSource · 2 ↗ |
| Detection principle — Electrochemical | Electrochemical cellSource · 2 ↗ |
| Detection principle — Infrared | InfraredSource · 2 ↗ |
| Detectable gases — Catalytic | Methane, LGP, Petrol vapoursSource · 2 ↗ |
| Detectable gases — Electrochemical | CO [0-300 ppm], NO2 [0-20 ppm], HCl [0-50ppm]; Cl [0-20ppm], SO2 [0-20 ppm]Source · 2 ↗ |
| Detectable gases — Infrared | CO2Source · 2 ↗ |
| Relay contact ratings — Catalytic | (on the optional board)Source · 2 ↗ |
| Storage temperature — Catalytic | -20 / +60°CSource · 2 ↗ |
| Storage temperature — Electrochemical | 0 / +20°C up to 6 monthsSource · 2 ↗ |
| Storage temperature — Infrared | -20 / +60°CSource · 2 ↗ |
| Operating temperature — Catalytic | -20 / +60°CSource · 2 ↗ |
| Operating temperature — Electrochemical | -20 / +55°CSource · 2 ↗ |
| Operating temperature — Infrared | -20 / +60°CSource · 2 ↗ |
| Relative humidity — Catalytic | 0 / 90% RHSource · 2 ↗ |
| Relative humidity — Electrochemical | 15 / 90% RHSource · 2 ↗ |
| Relative humidity — Infrared | 0 / 90% RHSource · 2 ↗ |
| Housing material | Enclosure: Polycarbonate Sensor head: AluminumSource · 3 ↗ |
Documented system connections
Related products identified in manufacturer documentation. Check the model and configuration scope in the reference.
Ratings, approvals and compatibility apply only to the models and configurations identified in the manufacturer’s documents.
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Technical documents
SMART 3 NC · Catalytic: Flammable gases (Methan, LPG)↓SMART 3 NC · Electrochemical cell: toxic gases (Carbon monoxide, Nitrogen dioxide)↓SMART 3 NC · Infrared: CO2↓SMART 3 NC · (Post 2021) Quick guide↓SMART 3 NC · (Post 2021) Manual↓SMART 3 NC · Kit gas test↓SMART 3 NC · Keypad STS/CKD+↓SMART 3 NC · 1 relay STS1REL board↓SMART 3 NC · 3 relay STS3REL board↓SMART 3 NC · RS485 board↓LET’S BUILD THE RIGHT PACKAGE
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