The SST1 single gas detector provides up to three years maintenance free operation and is available in H2S, SO2, CO or O2 (2 year only) models. With its simple design it is perfect for users that are looking for ultimate protection while being easy to use, durable and cost effective. Simply turn on the device and it runs 24/7 for 2 to 3 years — no calibration, no battery replacement no charging and no stress. The device is easy to use and reduces the need for extensive training. The SST1 coupled with the SST Dock allows for the fastest bump testing on the market and makes fleet management extremely simple.
Size | 83 × 49 × 20 mm (3.3 × 1.9 × 0.8 in) |
Weight | 88 g (3.1 oz) |
Temperature | -40 to +60°C /-40 to +140°F |
Humidity | 5 ~ 95 %RH (Non-condensing) |
Response time T90 | H2S, CO, O2 : < 10 seconds SO2: < 55 seconds |
Battery life | H2S, CO, O2, SO2: 2 years H2S or CO: 3 years depending on the version |
Event logging | Last 100 events |
IP | IP67-68 |
Communication | NFC |
Shelf life | 1 year |
Certifications & Approvals | ATEX, IECEX, UKEX II 1 G Ex ia IIC T4 Ga I M1 Ex ia I Ma 0344 Int.Safe: Cl I Dv 1, Gr A,B,C,D T4 CSA C22.2 NO. 60079-0 CAN/CSA C22.2 NO 60079 UL 61010 UL60079-0, UL60079-11 safety requirements CAN/CSA-C22.2 NO 61010-1-12 Low Voltage Directive 2014/35/EU EMC Directive 2014/30/EU |
Warranty | One year shelf life then two or three years from activation date depending on device type |
Sensor | Gas measuring range | Low alarm level | High alarm level |
H2S | 0 - 500ppm | 10ppm | 15ppm |
CO | 0 - 2000ppm | 35ppm | 200ppm |
O2 | 0 - 25.0% by vol. | 19.5% | 23.5% |
SO2 | 0 - 100ppm, | 5ppm | 10ppm |
* Factory alarm set points can be changed via WatchGas Application |
Part Number | Description |
SST1-H-36 | WatchGas SST1 H2S 0-500ppm 3-year fixed life (hydrogen sulphide) |
SST1-M-36 | WatchGas SST1 CO 0-2000ppm 3-year fixed life (carbon monoxide) |