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Weight: 18 kg (40 lbs)
Outputs: 8 Powered 0 / 4 – 20 mA
Humidity: 10 – 90 % non-condensing
Flow Rate: 50 mL/min – 250 mL/min
Resolution: 4 digits with decimal, autoranging 0.001 ppb in lowest range
Model Family: 2850Si
Power Supply: 100 – 240 VAC, 50 – 60 Hz, 100 W on power loss all settings are retained without batteries
Analog Output: Powered 0 / 4 – 20 mA, 22 mA alarm, 500 ohm max load, not for use with externally powered circuit
Communication: PROFIBUS DP
Digital Input: Remote start / stop of measurement cycle
EnclosureType: Full
Dimensions HWD: Enclosure: 543 x 413 x 300 mm (21.4" x 16.3" x 11.8")
Sample Pressure: 0.3 – 7 bar (5 – 100 psig)
Relay Contact(s): 4-SPST Type Reed 250 VAC or DC, 0.5 A 4-SPST mechanical rated at 250 VAC, 3 A
Sample Flow rate: 50 – 250 mL / min
Span calibration: Automatic per schedule once per month, typical
Zero calibration: Automatic, every measurement cycle
Protection Rating: IP55
Ratings/Approvals: CE, cULus
Built-in sequencer: Yes
Ingress Protection: IP55 (Enclosure) IP66 / NEMA4X (Electronics)
Operator Interface: Simultaneous display of silica and/or phosphate concentration and measurement or auto-cal status TFT color touchscreen
Process Connection: Sample inlet: 6 mm or 1/4" OD tube SS compression fitting Drain hose: 19 x 25.4 mm (¾ x 1"), 2 m (6 ft) length included
Sample Temperature: 5 – 60 °C (41 – 140 °F)
Reagent Consumption: Approx 500 mL each per 3 months with 20 min measurement cycle time
Power Supply (AC/DC): 100 V – 240 V
Analog Output Scaling: Linear, bi-linear, logarithmic (1,2,3,4 decades), auto ranging
Measurement Parameter: Silica/Phosphate
Analog Output Accuracy: ± 0.05 mA
Measurement Cycle Time: 20 min typical Adjustable ≥ 10 min
Grab Sample Measurement: 500 mL capacity
Operating Range (Temp.): 5 °C – 60 °C 41 °F – 140 °F
Silica measurement range: 0-5000 ppb, limit of detection per ASTM Method D7126
Phosphate measurement range: 0.3 - 10 ppm
Silica Measurement Accuracy: ± 5 % of reading or ± 1 ppb, whichever is greater
Ambient Operating Temperature: 10 – 50 °C (50 – 122 °F)
Phosphate Measurement Accuracy: ± 10 % of reading or ± 0.3 ppm, whichever is greater
