Analyzer 2850Si Silica 1/Pnl - Overview - METTLER TOLEDO

Analyzer 2850Si Silica 1/Pnl

Innovative Sub-ppb Silica Monitoring.The 2850Si 1/PNL Silica Analyzer offers fast, reliable and effective silica monitoring for power plant water chemistry. Maximize uptime and achieve superior performance in this compact analyzer with intelligent diagnostics.

Save Space, Increase Productivity

Make the most of valuable panel space by implementing or upgrading to this compact, space-saving analyzer, leaving room to install other analytics.

Achieve Low Total Cost of Ownership

Get efficient sub-ppb silica analysis using 75% less reagent than other analyzers. Monitored reagent usage allows for proactive inventory planning.

Ensure Optimal System Performance

Simplify maintenance for dependable operation with intelligent diagnostics, while accurate alarm verification boosts control room confidence.

Material No.: 30571937

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Specifications - Analyzer 2850Si Silica 1/Pnl
Silica measurement range
0-5000 ppb, limit of detection per ASTM Method D7126
Operating Range (Temp.)
5 °C – 60 °C
41 °F – 140 °F
Sample Flow rate
50 – 250 mL / min
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
Ingress Protection
IP66 / NEMA4X (Electronics)
Silica Measurement Accuracy
± 5 % of reading or ± 1 ppb, whichever is greater
Operator Interface
TFT color touchscreen
Simultaneous display of silica concentration and measurement or auto-cal status
Zero calibration
Automatic, every measurement cycle
Analog Output
Powered 0 / 4 – 20 mA, 22 mA alarm, 500 ohm max load, not for use with externally powered circuit
Analog Output Scaling
Linear, bi-linear, logarithmic (1,2,3,4 decades), auto ranging
Power Supply
on power loss all settings are retained without batteries
100 – 240 VAC, 50 – 60 Hz, 100 W
Power Supply (AC/DC)
100 V – 240 V
Flow Rate
50 mL/min – 250 mL/min
Digital Input
Remote start / stop of measurement cycle
Measurement Parameter
Silica
Reagent Consumption
Approx 500 mL each per 3 months with 20 min measurement cycle time
Humidity
10 – 90 % non-condensing
Communication
PROFIBUS DP
Grab Sample Measurement
500 mL capacity
Sample Pressure
0.3 – 7 bar (5 – 100 psig)
Analog Output Accuracy
± 0.05 mA
Measurement Cycle Time
20 min typical
Adjustable ≥ 10 min
Weight
16 kg (35 lbs)
Sample Temperature
5 – 60 °C (41 – 140 °F)
Model Family
2850Si
EnclosureType
Panel
Dimensions HWD
Panel: 533 x 368 x 270 mm (21.0" x 14.5" x 10.6")
Outputs
8 Powered 0 / 4 – 20 mA
Relay Contact(s)
4-SPST mechanical rated at 250 VAC, 3 A
4-SPST Type Reed 250 VAC or DC, 0.5 A
Resolution
4 digits with decimal, autoranging
0.001 ppb in lowest range
Built-in sequencer
No
Ambient Operating Temperature
10 – 50 °C (50 – 122 °F)
Ratings/Approvals
CE, cЯUus
Span calibration
once per month, typical
Automatic per schedule

Small Footprint, More Functionality

The 2850Si 1/PNL silica analyzer delivers early, trace-level silica detection in a compact,panel design for maximum installation flexibility. The advanced intelligent diagnostics system ensures peak performance with minimal operator supervision.

Fast and Efficient Silica Analysis

The 2850Si silica analyzer delivers accurate and reliable silica analysis with measurement updates every 10 minutes, but only uses 1/4 of the reagents compared to other silica analyzers, reducing overall reagent consumption and analyzer operating costs.

Eliminate Complexity with Intuitive UI

The 2850Si 1/PNL silica analyzer uses a built-in M800 Transmitter. The intuitive user interface guides you through quick setup and allows you to create shortcuts. Easy configuration helps meet specific display needs and simplifies training and operation.

Simplify Your Maintenance Strategy

Intelligent monitoring of reagent usage and tube/filter status enables proactive inventory and service planning. Simplify maintenance further by using METTLER TOLEDO expert services to ensure optimal performance throughout the life of the analyzer.

Better Manage Your Water Chemistry

The 2850Si 1/PNL Analyzer comes with 10+ different internal diagnostics and flexible communication options to leverage key outputs as part of our verified water chemistry technology that enables smart alarms.

Documentation

White Paper

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Analyzer 2850Si Silica 1/Pnl
FDA
USP Class VI