Liquid Analysis Systems사의 L450 series 화학 분석기는 pH, ORP, ISE, 탁도계 및 다양한 센서를 사용하여 많은 수성 화학 종의 온라인 습식 화학 적정법에 따라 분석합니다. L450의 기능은 신뢰성 및 사용 편의성, 최소 운영 비용에 최적화되어 있습니다.
L450 Series Features
• Auto sample retrieval and preparation
·• Auto sample-filter back flush
• Result range and trend check
• Auto check of titrant, sample, and electrodes
• Settable auto-drop/repeat of stray readings
• Output options for recording, alarming, dosing, and/or replenishing
Through its display and keypad, users can view process status and history, and modify analysis intervals and other configuration parameters. This series offers a variety of hardware options for stream selection, sample preparation, and sample/reagent delivery.
Series Options
• Multi-stream and multi-parameter analysis
• Standard precision titrant dose pumps with better than ±2.5% accuracy
• High precision titrant pumps with better than ±0.5% accuracy
• Grab sample port
• Replenishment and dosing systems
• RS-485/Ethernet networking/E-mail messaging
L450 SC1 Analyzer
The L450-SC1 online SC1 analyzer measures hydroxide and peroxide in process streams by means of robust, differential endpoint electrochemical titrations. No colorimetric dyes or indicators are required. For dependable process control, each analysis is automatically replicated and cross-checked prior to posting, alarming or dosing.
L450-SC1 has configuration of Base model with two standard precision titrant dose pumps, one sample/waste pump, and a single stream inlet.
Options
-AT Auto tune of replenishment dosing factors
-D Dosing pump for auto replenishment. 200 ul/stroke standard.
-DI Digital input for remote control of analyses or dosing
-E1 Ethernet server for remote monitoring via web browser
-E2 Email output of data and alarms
-GS1 Auto grab sample capability. Sipper tube inlet.
-HP High precision. 0.1 µl resolution titration burette.
-SA-x Stream addition, x = number of streams.
-SK Spares kit (standard and extended available)
-WF Auto water back flush of sample filter.
Specifications
| Method | H2O2: Differential redox titration with CeSO4 NH4OH: Differential pH titration with H2SO4 |
| Ranges |
Configurable over ranges 1:1:3 to 1:1:60 |
| Cycle time | Approximately 7 minutes per stream |
| Calibration | Suggested at 1 year interval |
| Reagent consumption | Standard precision models: 100 to 500 µl / test High precision (-HP) models: 20 to 100 µl/test |
| Power required | 100/240 VAC or 24 VDC |
| Sample flow | 50 to 100 ml/min |
| Sample temperature | 15 to 60 °C |
| Sample streams | Standard:1 Optional: up to 5 |
| Sample connection | In: 1 /8” tube, return: 3 /8” tube, vent: 1 /4” tube |
| Drain | Vented/non-pressurized, ½” NPT(F) connection |
| Vent (to drain) | ¼” tube connection |
| Enclosure | 24” H x 20” W x 10” D, wall mount, NEMA 4X/IP66 |
| Display/Touchscreen | 3” x 2.2”, LCD with backlight |
| Analog or digital outputs | Per user requirement. |
| Network output | Ethernet or email of status and alarms optional |
Specifications are subject to review of sample conditions.
