Crowcon Sensitron SMART 3-R Gas Detector with Catalytic Sensor
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| Sensing element | |
| Application | Machinery rooms, laboratories and non-classified areas |
| Sensing element | Catalytic |
| Predicted life sensor | 4 / 5 years |
| Gas detected | Methane, LPG, Propane, Butane, Petrol Vapours |
| Fullscale | 0 – 100% LFL |
| Electrical data | |
| Power supply | 12-24 Vdc or 90-240Vac |
| Signal output | 3 relays; RS485 serial output, 4-20 mA analogue output (only for 12-24 Vdc version) |
| Dissipated power | 73 mA at 24 Vdc |
| Relays contact rating | 1.0 A at 30 Vdc |
| Optical indications | 4 smart LED |
| Acoustic indications | Buzzer 63 dB @1mt |
| Remote head cable | RJ12 6P6C |
| Environmental conditions | |
| Storage temperature | -40 / +85°C |
| Operating temperature |
-40 / +60°C -40 / +50°C 230V version |
| Operating humidity | 0 / 95% RH non condensing |
| Compliance | |
| EMC | EN 61000-6-3:2007 + A1:201; EN 50270:2015 |
| Electrical safety (90-240 Vac version) | EN 61010-1: 2010 / A1: 2019 |
| Refrigeration Standards |
EN 378-3; EN 14624; EN 50676; IEC 60335-2-40 Annex LL; ISO 5149-3; F-Gas Regulation |
| External case | |
| Material | Polycarbonate |
| Dimensions |
Box: 120 x 120 x 52 mm Cover: 130 x 130 x 22 mm Remote head box: 106 x 106 x 56 mm Maximum length of remote head’s cable: 5 m |
| Weight |
Detector: 450 g Remote head: 300 g |
| Cable entry |
2 entries with M20 cable glands 6 optional entries for M16 cable glands |
| IP Grade | IP42 |
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