A. Brand Name, Model Number: Seabird, SBE 19Plus V2, or approved substitute B. Conductivity: 0 to 9 Siemens Per Meter (“S/m”) 1. Accuracy: ±0.0005 S/m 2. Resolution: 0.00005 S/m 3. Stability: 0.0003/month C. Temperature: -5 to +35 °C 1. Accuracy: ±0.005 °C 2. Resolution: 0.0001 °C 3. Stability: 0.0002/month D. Pressure: 1. Strain Gauge: 0 to 20 / 100 / 350 / 600 / 1000 / 2000 / 3500 / 7000 m b. Accuracy: ±0.1% of full scale c. Resolution: 0.002% of full scale d. Stability: 0.1% of full scale range/year 2. Quartz Sensor: 0 to 20 / 60 / 130 / 200 / 270 / 680 / 1400 / 2000 / 4200 / 7000 / 10,500 m a. Accuracy: ±0.02% of full scale b. Resolution: 0.0025% of full scale c. Stability: 0.02% of full scale range/year E. Real-Time Clock: 32,768 Hz TCXO accurate to +/- minute/year