Sievers CheckPoint在线/便携式总有机碳（TOC）传感器在测量低水平TOC时具有出色的灵活性。 它既可用于在线连续监测，也可以设置在水处理系统中的任意环节。 该传感器是在微电子、制药和电力行业应用中进行快速诊断采样和故障排除的强大工具。
The Sievers CheckPoint On-Line/Portable Total Organic Carbon () Sensor allows superior flexibility when measuring low level TOC. It can be used on-line for continuous monitoring or carried to any point in a water system. This sensor is a powerful tool for rapid diagnostic sampling and troubleshooting for microelectronics, pharmaceutical and power applications.
The CheckPoint TOC Sensor is available in two models - CheckPoint Pharma and the CheckPointe to better serve pharmaceutical and ultrapure water applications.
The Sievers CheckPoint Sensor’s light weight and portability makes rapid detection of upsets fast and simple.
Checkpoint Features and Benefits
Rapid analysis
Easy to use with low maintenance
IQ/OQ/PQ validation protocols provided
CheckPoint Pharma has a range of 0.21 to 1,000 ppb and CheckPointe has a range of 0.05 to 1,000 ppb
On-line or grab sample modes
CheckPoint Pharma meets United States Pharmacopeia (USP), European Pharmacopeia (EP), Chinese Pharmacopeia (CP), and Indian Pharmacopeia (IP) requirements
The Sievers CheckPoint On-Line/Portable Total Organic Carbon () Sensor allows superior flexibility when measuring low level TOC. It can be used on-line for continuous monitoring or carried to any point in a water system. This sensor is a powerful tool for rapid diagnostic sampling and troubleshooting for microelectronics, pharmaceutical and power applications.
The CheckPoint TOC Sensor is available in two models - CheckPoint Pharma and the CheckPointe to better serve pharmaceutical and ultrapure water applications.
The Sievers CheckPoint Sensor’s light weight and portability makes rapid detection of upsets fast and simple.
Checkpoint Features and Benefits
Rapid analysis
Easy to use with low maintenance
IQ/OQ/PQ validation protocols provided
CheckPoint Pharma has a range of 0.21 to 1,000 ppb and CheckPointe has a range of 0.05 to 1,000 ppb
On-line or grab sample modes
CheckPoint Pharma meets United States Pharmacopeia (USP), European Pharmacopeia (EP), Chinese Pharmacopeia (CP), and Indian Pharmacopeia (IP) requirements
Total Organic Carbon1 | |
|---|---|
| Linear Range (CheckPoint Pharma) | 0.21 ppb to 1,000 ppb C |
| Linear Range (CheckPointe) | 0.05 ppb to 1,000 ppb C |
| Instrument Accuracy2 | ± 5% when measuring 500 ppb C of sucrose2,3 |
| Precision (CheckPoint Pharma) | The greater of < 1% RSD or 0.21 ppb for on-line measurements, 3.0% RSD at 500 ppb for grab samples |
| Precision (CheckPointe) | The greater of < 1% RSD or 0.05 ppb for on-line measurements, 3.0% RSD at 500 ppb for grab samples |
| Analysis Modes | On-line (average or timed); grab (with optional Vial Sampling Kit) |
| Analysis Time | Selectable: 15 seconds to 8 hours on-line mode; 10 minutes grab mode |
| Ozone Compatibility (CheckPoint Pharma only) | 50 ppb O3; 200 ppb O3 for 2 hours daily |
Conductivity/Resistivity | |
| Conductivity/Resistivity Range for TOC | Max 1.4 μS/cm or Min 0.7 Mohm-cm from CO24 |
| Conductivity/Resistivity Precision | ± 0.5% RSD (20-40 °C or 68-104 °F) |
| Conductivity/Resistivity Accuracy | ± 2.0% |
Sensor Specifications | |
| On-Line Sample Pressure | 103–690 kPa (15–100 psig) (1.0–6.9 bar) |
| Low Pressure Samples | -6.9–55 kPa (-1.0–8 psig) (-0.069–0.55 bar) with optional Low Pressure Sampling Kit |
| Required Sample Line Flow Rate | 60 mL/min (high pressure) or 1 mL/min (low pressure) |
| Power Requirements | 100-240 ± 10% VAC, 60 W, 50/60 Hz |
| Temperature (CheckPoint Pharma) | Sample: 10-90 °C (50-194 °F); Ambient: 10-55 °C (50-131 °F)3 |
| Temperature (CheckPointe) | Sample: 10-60 °C (50-140 °F); Ambient: 10-40 °C (50-104 °F) |
| Humidity | 90% |
| Altitude | 3000 meters |
| Outputs | Ethernet (Modbus TCP/IP), USB, plus two 4-20 mA, two alarms, and binary input with optional I/O board |
| Installation/Overvoltage Category | II |
| Dimensions | H: 25.40 cm (10.0 in); W: 30.48 cm (12.0 in); D: 15.24 cm (6 in) |
| Dimensions with Vial Sampling Kit | H: 25.40 cm (10.0 in); W: 34.87 cm (13.7 in); D: 15.24 cm (6 in) |
| Weight — CheckPoint | 2.9 kg (6.4 lb) |
| Weight — Vial Sampling Kit | 0.6 kg (1.3 lb) |
| Industrial Ratings and Safety Certifications | CE, ETL listed. Conforms to UL Std. 61010-1. Certified to CSA C22.2 No. 61010-1. see Declaration of Conformity |
The UV lamp inside this product contains mercury and must be recycled or disposed of in accordance with local, state, and federal laws. | |
| 1 Stated analytical performance is achievable under controlled laboratory conditions that minimize operator and standards errors. 2 Total measurement accuracy includes separate contributions from both the standards accuracy and the Instrument Accurac 3 Conductivity and accuracy specifications are met as shown above for ambient temperatures from 10–40 °C (50–104 °F). When calibrated at 40 °C, the following specifications are met at 40–55 °C (104–131 °F): conductivity accuracy is } 2.4%, and TOC accuracy is } 6.7% on 500 ppb C of sucrose. 4 Sample water quality with a conductivity >1.4 μS/cm may result in reduced TOC accuracy. |
I/O Board: provides two analog outputs (TOC or Conductivity/Resistivity, Standby and Error), one binary input (remote start/stop), two alarms and 24 V supply
Vial Sampling Kit: enables users to measure standards and grab samples
Sampler Inlet Filter: 60 µm sample inlet filter is recommended for on-line monitoring
Low-Pressure Sampling Kit: this includes Teflon and stainless-steel sampling tubes and a waste bag for collecting zero-pressure samples in the laboratory or fab
Printers Compatible with CheckPoint and CheckPointe Sensors: Veolia recommends using one of the following point-of-sale (POS) printers: Bixolon SRP-275, Citizen CD S500A, or Star Micronics SP-500.
