Halogen lamp (6V, 10W) with an extended lifespan.
| Task | Frequency | |------|-----------| | Visual inspection (case, filter, ports) | Daily | | Bump test | Before each use | | Full calibration | Monthly (or per site policy) | | Sensor replacement | 2–3 years (H₂S/CO/LEL) / 2 years (O₂) | | Pump filter change (if pump model) | Quarterly or visibly dirty | biosystems bts 350 user manual
is part of BioSystems' line of high-performance analyzers. It is known for its "Advance Optics" (LED technology), which reduces power consumption and extends the lifespan of the light source compared to traditional halogen lamps. Light Source: High-stability LED technology. Halogen lamp (6V, 10W) with an extended lifespan
| Display Code | Meaning | Manual’s Solution | | :--- | :--- | :--- | | | Cuvette missing or dirty | Check cuvette placement. Clean with HCl 1N. Replace if scratched. | | Err 4 | Lamp low intensity | Run lamp diagnostic. If voltage is low, replace lamp. | | Err 7 | Temperature below 36.5°C | Check ambient temp (must be <30°C). Wait 20 min for stabilization. | | Err 10 | Overflow detected | Immediate: Stop pump. Empty waste bottle. Clean overflow sensor. | | No display | Power failure or fuse blown | Unplug unit. Replace glass fuse in power input module. | Light Source: High-stability LED technology
Connect the unit to a stabilized power source. The BTS-350 performs an automatic self-check of the optical and mechanical systems.