--- tags: respirometry, macmanes --- # Equiptment Specs FMS Specs: O2: - Range 0-100% O2 - Accuracy 0.1% of reading typical over range of 2-100% - Resolution 0.0001% O2 - Drift <0.03%/hr (at constant temperature and flow over 24 hours) - Response time < 7 seconds for 10-90% of a step change at 200 ml/min - Sensor type Fuel cell - Sensor life Up to 3 years in normoxia, typical; user replaceable CO2: - Range 0-5% CO2 (0 - 10% upon request) - Accuracy 1% of calibrated span typical over range of 0-10% - Resolution 0.0001% CO2 - Drift <0.0015%/hr (at constant temperature and flow over 24 hours) - Response time < 2 seconds for 10-90% of a step change at 200 ml/min - Sensor type Dual wavelength, non-dispersive infra-red Water Vapor: - Range - RH 0 – 99% RH non-condensing - WVP* 0 – 10 kPa - Dewpoint* -40 to +40 deg C - WVD* 0 – 10 ug/ml - Accuracy - RH 1% over range of 0 – 95% RH, 2% over range of 95-100% RH - Dewpoint 0.5 deg C over range of -40 to +40 deg C - Resolution - RH 0.001 RH% - WVP 0.1 Pa over range of 0 to 1000 Pa, 1 Pa over range of 1000 Pa – 10000 Pa - Dewpoint 0.002 deg C - WVD 0.0001 ug/ml - Response time < 7 seconds for 10-90% of a step change at 200 ml/min - Sensor type Thin-film capacitive - Analog out 0-5 kPa *maximum dependent on operating environment SS-4 Pump Drive set to 40% Flow rate: 0-2000 ml/min One SS-4 should be connected to an empty cage to act as Baseline (BL) MUX Operating mode = DIGITAL 01-08 FMS - Flow control Closed, 100p - Flow set 250 ml/min - Gas Units BP Compen % - Flow range 0-500 ml/min - Analog 1 BP 90-110 - Analog 2 Massflow range as set Note: FMS flow rate should be ½ of the SS4 flow rates SS4: 500 ml/min FMS: 250 ml/min Can sample up to 80% if we choose to sample faster