Re-advertisement: Quotations are hereby invited for the following: Appointment of a service provider is required to supply and deliver a multi-gas monitor detector with built-in pump and probe to the Council for Geoscience office located at 3 Oos Street, Bellville, Cape Town, SA. Scope of Work 1. Supply of a multi-gas detector to measure combustible gases and toxic gases together with a probe and sampling pump with a high sensitivity for accurate and repeatable results. Specifications: - Weight: Not more than 500g; - Calibration: Automatic calibration and zero; - Sensors: LEL sensors, H2, CO: 0 to 999ppm, H²S: 0 to 500ppm, O²: 0-25%, Combustible: 0-80%; - Battery: 1. Lithium Ion rechargeable; 2. Approximate 5 hour charge time; 3. Battery life (No pump) 18 hours; 4. Battery life (With pump) 12 hours; - Alarms: 1. Audible: 90DB at 6 inches; 2. Visual: Wide angle dual red alarm bars; 3. Tactile; - Operating temperatures -20°C to 50°C; - Operating humidity 0% - 95%RH. Please note that this quotation was published late. (投標 №103420122cn)