Sample Gas Feed Unit

SCC-F Sample Gas Feed Unit   Material of gas-conducting parts PVDF, PTFE, PVC, EPDM, FPM, Novoprene Power supply Input voltage 230 V (207...250 V) AC, 50 Hz or 60 Hz ± 2 Hz 115 V (100...135 V) AC, 50 Hz or 60 Hz ± 2 Hz Power consumption during operation Diaphragm pump approx. 50 VA, metering pump approx. 3.5 VA

Construction Design: Surface-mounting housing 1/2 19 inch, 6 height units Mounting: On the wall with the mounting brackets supplied or in a 19 inch cabinet / rack Housing material and color: Sheet steel; light gray (RAL 7035), basalt gray (RAL 7012) Degree of protection of housing: IP 20 to EN 60529 Gas Connections PVDF coupling for tube of 6 x 4 x 1 mm Electrical connections Power supply: Screw clamp terminals for stranded or solid wire with max. 1.5 mm2 Status signals: Screw clamp termin max. 1.5 mm2 Electrical safety Testing to EN 61010-1 Protective class: I Overvoltage category / degree of contamination: III / 2 Protective separation: Electrical isolation of the 115 / 230 V AC power supply from the other current circuits by means of reinforced or double insulation. Functional extra-low voltages (PELV) on the low voltage side Electromagnetic compatibility Radio interference suppression: Class B to EN 55011 Interference immunity: Testing to EN 50082-2 Mechanical capabilities Testing to EN 60068-2-27 and EN 60068-2-6 Transport: Shock: 30 g / 18 ms / 18 shocks Vibration: 1 g / ±0.15 mm / 5...150 Hz, 3 x 5 cycles Operation Vibration: 1 g / ±0.07 mm / 5...55 Hz, 3 x 2 cycles Ambient conditions Ambient temperature Operation: +10...+50 °C, Storage and transport: –25...+60 °C Relative humidity = 75 % annual average, occasional and slight condensation permitted, = 90 % on 30 days/year Options Metering unit By means of peristaltic pump, flow rate 15 ml/h, feed tank as accessory for small SO2 measuring ranges (< 1000 mg/m3) or to avoid acid aerosols I/O card To connect the SCC-F sample gas feed unit and the SCC-C sample gas cooler to the AO2000 Series continuous gas analyzers via the system bus – Display and monitoring of the cooler temperature – Monitoring and processing of status signals of the SCC-F sample gas feed unit (condensate, flow rate) – Control of an external solenoid valve for zero gas connection, 230 V, 50 Hz – Digital inputs for monitoring condensate collecting bottles and reagent reservoirs CSA certification The SCC-F sample gas feed unit is certified to – Class 2258 02 Process Control Equipment – For Hazardous Locations and – Class 2258 82 Process Control Equipment – For Hazardous Locations – Certified to U.S. Standards Class 1, Div. 2, Groups A, B, C and D, Temperature Code T4, Maximum Ambient Temperature +50 °C. Approval includes testing per applicable Canadian (CSA) and US directives. Certificate No. 1105720 Dimensional drawing (dimensions in mm)   SCC-E Sample Gas Feed Unit   Dimensional drawing (dimensions in mm)