Analyzer 2850Si Silica 4/Enc/PO4

Analyzer 2850Si Silica 4/Enc/PO4

Innovative Silica and Phosphate Analysis.The 2850Si 4/ENC/PO4 Silica Analyzer offers unique 3-in-1 measurement capabilities with silica, phosphate and multi-stream monitoring for power plant water chemistry. Achieve greater functionality at lower cost with this compact analyzer.

Save Space, Increase Productivity

Optimize valuable panel space by monitoring silica and phosphate with a built-in 4-stream sequencer, leaving the flexibility to install other analytics.

Achieve Low Total Cost of Ownership

Get reliable silica and phosphate analysis using 75% less reagent than other analyzers. Monitored reagent usage reduces unnecessary downtime.

Ensure Optimal System Performance

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

Material No.: 30571936

Call for Quote

Features

Small Footprint, Greater Functionality

The 2850Si 4/ENC/PO4 Silica Analyzer delivers early, trace-level silica detection in a compact and robust design for maximum operational flexibility. 3-in-1 multi-stream silica and phosphate monitoring deliver more with a single analyzer than ever before.

Reliable and Efficient Water Analysis

Using 1/4 of the reagents, a single 2850Si Silica Analyzer does twice the monitoring with sub-ppb silica and ppm phosphate analysis for power plant chemistry, reducing overall reagent consumption and operating costs.

Eliminate Complexity with Intuitive UI

The 2850Si 4/ENC/PO4 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 4/ENC/PO4 comes with 10+ different internal diagnostics and flexible communication options to leverage key outputs (including phosphate levels) from multiple streams as part of our verified water chemistry technology that enables smart alarms.

Specifications - Analyzer 2850Si Silica 4/Enc/PO4

Silica measurement range
0-5000 ppb, limit of detection per ASTM Method D7126
Phosphate measurement range
0.3 - 10 ppm
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
Protection Rating
IP55
Ingress Protection
IP55 (Enclosure)
IP66 / NEMA4X (Electronics)
Silica Measurement Accuracy
± 5 % of reading or ± 1 ppb, whichever is greater
Operator Interface
Simultaneous display of silica and/or phosphate concentration and measurement or auto-cal status
TFT color touchscreen
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
100 – 240 VAC, 50 – 60 Hz, 100 W
on power loss all settings are retained without batteries
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/Phosphate
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
Phosphate Measurement Accuracy
± 10 % of reading or ± 0.3 ppm, whichever is greater
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
18 kg (40 lbs)
Sample Temperature
5 – 60 °C (41 – 140 °F)
Model Family
2850Si
EnclosureType
Full
Dimensions HWD
Enclosure: 543 x 413 x 300 mm (21.4" x 16.3" x 11.8")
Outputs
8 Powered 0 / 4 – 20 mA
Relay Contact(s)
4-SPST Type Reed 250 VAC or DC, 0.5 A
4-SPST mechanical rated at 250 VAC, 3 A
Resolution
4 digits with decimal, autoranging
0.001 ppb in lowest range
Built-in sequencer
Yes
Ambient Operating Temperature
10 – 50 °C (50 – 122 °F)
Ratings/Approvals
CE, cULus
Span calibration
Automatic per schedule
once per month, typical

White Paper

Phosphate Measurement White Paper
This white paper describes how control of silica and phosphate at power plants require different strategies. With reliable, actionable insights from o...
Get Your Quote
Analyzer 2850Si Silica 4/Enc/PO4
FDA
USP Class VI