Industrial Series: GS-WCL200

Total Chlorine Reagentless Analyzer

Reagentless total chlorine analyzer with bare-electrode amperometric sensor for wastewater and seawater duty

Range
0–20 ppm
Accuracy
±0.05 ppm or ±3% of reading
Response
<90s T90
Output
4-20mA, RS485 Modbus RTU, HART
Product Overview

Overview

The GS-WCL200 measures total chlorine using a bare-electrode amperometric cell with an automatic self-cleaning cycle for effluent discharge monitoring in wastewater and seawater chlorination applications.

Key Highlights
  • Bare-electrode method without a DPD reagent cartridge
  • Bare-electrode amperometric cell for total chlorine
  • Automatic electrode self-cleaning cycle
  • HART 7.0 support for asset management integration
  • IP65 wall-mount enclosure
  • Low-maintenance design for unmanned sites

Full Technical Specifications

Key Performance

Key Performance metrics for GS-WCL200
Metric Value Status
Range 0-20 ppm confirmed
Accuracy ±0.05 ppm or ±3% of reading confirmed
Response <90s T90 confirmed
Output 4-20mA, RS485 Modbus RTU, HART confirmed

Specifications

Specifications for GS-WCL200
SpecificationValue
Range0–20 ppm
Accuracy±0.05 ppm or ±3% of reading
Response<90s T90
Output4-20mA, RS485 Modbus RTU, HART

Deployment Environments

Common process environments where this model is evaluated.

Wastewater final effluent discharge
Post-chlorination / pre-dechlorination monitoring
Seawater chlorination feedback
Power plant cooling water disinfection

Certification Scope

Standards are listed with scope and status so engineering review can verify the applicable enclosure, area, and safety case.

Certification scope matrix for GS-WCL200
Standard Scope Variant Status Document
CE Approval listed in v1 certification badges Project variant approved On request
IP65 Panel enclosure rating listed in v1 certification badges and feature list Project variant approved On request
CE IP65

Request Documentation

Request technical datasheets, user manuals, certificates, and application notes for this model.

Evidence Notes

application-note

Total-chlorine panel architecture for wastewater and seawater duty

The v1 applications place this analyzer in final effluent, pre-dechlorination, seawater chlorination, and cooling-water disinfection. The architecture uses a bare-electrode amperometric cell, automatic electrode cleaning, and digital outputs for aqueous total-chlorine monitoring.

Technical / Engineering Details

Technical & Engineering Details

Secondary engineering detail — expand each topic for the full measurement, envelope, sample-system, calibration, and maintenance information.

01 Measurement Principle

How the measurement is bounded

Bare-electrode amperometric total-chlorine measurement uses an electrochemical cell and automatic electrode cleaning for wastewater, seawater, and cooling-water service.

Requires

  • Stable sample flow through the wall-mount panel or sample bypass
  • Electrode cleaning cycle kept active for wastewater and seawater duty
  • Total-chlorine method selection matched to post-chlorination or pre-dechlorination requirements

Interferents and Limits

  • Electrode surface fouling can change amperometric response
  • Seawater and wastewater matrices require cleaning-cycle and calibration review
  • pH and oxidation-reduction chemistry can affect total-chlorine interpretation
  • Free-chlorine-only drinking-water duty may fit a membrane-covered free-chlorine panel better
  • Water temperature, pressure, flow, and pH numeric ranges are not stated in v1 source data
  • Chlorine-air area monitoring is outside this aqueous panel boundary
02 Operating Envelope

Use these limits as selection inputs, then confirm sample condition, ambient exposure, and materials before quotation.

Temperature
water temperature range not stated in v1 source data
Pressure
sample-line pressure range not stated in v1 source data
Corrosive Agents
  • wastewater
  • seawater
  • cooling water chemistry review
Outside This Envelope
  • Use without stable sample flow through the panel or bypass line
  • High-fouling water without electrode-cleaning and calibration review
  • Use as a chlorine-air area monitor
03 Sample System Boundary

Sampling mode, conditioning components, and exclusions define where the analyzer responsibility ends and the sample system begins.

Sampling Mode
extractive
Boundary Components
  • wall-mount panel
  • bare-electrode amperometric cell
  • automatic electrode self-cleaning cycle
  • sample bypass or online flow path
Boundary Exclusions
  • Not a stack, duct, or ambient-air chlorine detector
04 Calibration & Validation site-specific

Calibration method, interval, and traceability are shown only when structured data is available.

Zero / Span Method

Total-chlorine calibration workflow is site-specific; v1 states automatic electrode self-cleaning but does not state interval

Interval

Not stated in v1 source data

05 Maintenance & Spares site-specific

Tasks, consumables, and access items are shown only when structured maintenance data is available.

Service Tasks
  • Verify automatic electrode self-cleaning cycle during service rounds
  • Inspect bare-electrode cell condition in high-fouling wastewater or seawater duty
  • Review calibration frequency when wastewater or cooling-water chemistry changes
  • Confirm HART / Modbus communication after panel service
Consumables
  • Bare-electrode cell service parts
  • calibration standards

Review GS-WCL200 against site conditions

Send gas range, sample temperature, pressure, moisture, and certification needs before final model selection.