GAS1600A automatic sampler parameters

1. Main application: Used for automatic injection of gas samples when combined with gas chromatography.

2. Main configuration requirements:
2.1 High precision positioning sample disk
2.2 Injection Unit
2.3 Automatic gas injection module
2.4 Automatic Vacuum Extraction Module
2.5 Automatic dilution module
2.6 Automatic cleaning module (optional)
2.7 Semi automatic sample preparation module (optional)
2.8 Display Control Module

3. Technical parameters and requirements:
3.1 High precision positioning sample disk
3.1.1 The diameter of the matching sample bottle is 15.5mm and the volume is 12ml;
3.1.2 Sample tray with 160 bottle positions;
3.1.3 Sample disk aperture error<0.2mm;
3.1.4 Sample bottle repeated positioning diameter error<5mm.

3.2 Injection Unit
3.2.1 Injection positioning deviation diameter<1mm;
3.2.2 Injection stroke ≥ 15mm;
3.2.3 Injection needle side opening to prevent needle blockage during the injection process;
3.2.4 Needle diameter<1mm, total length<55mm;
3.2.5 Injection pressure adjustable from 0-0.6Mpa, injection time adjustable from 0-9 seconds;
3.2.6 It can detect the position of the needle and has the function of stopping injection after a broken or bent needle.

3.3 Automatic gas injection
3.3.1 Can be used in conjunction with Agilent's full range of gas chromatographs (other models of gas chromatographs can also be used if there is an injection interface);
3.3.2 Injection volume of 10-30ml, injection pressure of 0.01-0.5Mpa;
3.3.3 Automatic continuous injection of 160 samples per batch;
3.3.40-1440 minute automatic sample injection reservation function;
3.3.5 The injection interval can be adjusted within 0-99 minutes, accurate to seconds;
3.3.6 Sample repeatability difference<1%;
3.3.7 Can detect the gas chromatography status and stop the operation in case of chromatographic failure;
3.3.8 The injection can be paused or exited, and samples can be added and injection parameters can be modified;
3.3.9 Can be operated continuously without human intervention.

3.4 Automatic Vacuum Extraction
3.4.1 Can automatically control the opening and closing of the vacuum pump;
3.4.2 It can prevent damage to the vacuum pump during vacuum pumping and prevent oil return after the vacuum pump is turned off.
3.4.3 Able to automatically and continuously sample bottles with a vacuum quantity of ≥ 100 in a single batch;
3.4.4 Vacuum extraction time for each sample bottle is less than 20 seconds;
3.4.5 The vacuum degree of the sample bottle can reach 0.1Pa;
3.4.6 Automatic continuous vacuuming of 160 units per batch;
3.4.7 Equipped with a broken needle protection device to prevent damage to the vacuum pump caused by vacuum pumping;
3.4.80-1440 minutes automatic injection appointment function;
3.4.9 Can be operated continuously without human intervention.

3.5 Automatic Dilution
3.5.1 Can automatically dilute the gas in the gas sample bottle with high-purity gas;
3.5.2 Automatic continuous dilution of 160 units per batch;
3.5.3 The dilution ratio can be infinitely adjusted between 0 and 5 times;
3.5.4 Dilution pressure 0.01~0.5Mpa infinitely adjustable;
3.5.5 Dilution error is less than 1% when diluted by a factor of 1;
3.5.60-1440 minutes automatic injection appointment function;
3.5.7 Can be operated continuously without human intervention.

3.6 Automatic Cleaning
3.6.1 Can automatically clean the sample bottle by filling it with high-purity gas or zero gas;
3.6.2 Automatic continuous cleaning of 160 units per batch;
3.6.3 The cleaning frequency can be adjusted between 1 and 9 times;
3.6.4 Cleaning limit residual flow<10-8 relative amount;
3.6.50-1440 minutes automatic sample injection reservation function;
3.6.6 Can be operated continuously without human intervention.

3.7 Semi automatic sample preparation
3.7.1 Able to automatically inject samples from containers such as airbags or syringes into sample bottles under manual operation;
3.7.2 A single batch can produce 160 samples;
3.7.3 The maximum pressure for sample preparation can reach 0.25Mpa;
3.7.4 Automatic shifting and sample preparation;
3.7.5 Sample bottles can be cleaned with sample gas for 0-9 times;

3.8 Display and Control
3.8.1 Each screen has 4 lines, with 8 Chinese characters or 16 English characters displayed in large font and backlit;
3.8.2 2/English operation interface can be switched;
3.8.3 Full button operation, allowing manual testing of various functional modules;
3.8.4 All operating parameters can be set through buttons;
3.8.5 During automatic operation, it is possible to pause, modify operating parameters, or abort;
3.8.6 The controller operates independently without the need to install software on the computer;
3.8.7 Software upgrade can be performed through serial port;

4. Working conditions
4.1 Environmental temperature: 0-50 ℃;
4.2 Relative humidity: 10-95%;
4.3 Power Supply: Adapter input 220V/50HZ, output DC15V, 2A;
4.4 Compressed air input pressure>0.15Mpa;
4.5 High purity nitrogen with a purity greater than 99.999% and an input pressure of 0.01~0.5Mpa;
4.6 Bipolar vacuum pump, flow rate>0.5L/s, ultimate vacuum<0.05Pa;
4.7 The workbench depends on the model, with a minimum space of 350 * 300mm;
4.8 Agilent gas chromatography, operating normally, using pneumatic valve injection, with built-in chemical workstation, A01.09 version or above, Chinese and English are not limited.

5. Technical support and after-sales service
5.1 Technical Support:
5.1.1 Each automatic sampler is accompanied by a user manual, which provides detailed instructions on the working principle, main technical indicators, operating procedures, and maintenance;
5.1.2 The supplier shall provide free training for at least 2 operators to the user during installation and commissioning. The training shall be conducted simultaneously with on-site installation, covering the basic principles, structure, basic operation, maintenance knowledge, major consumables and consumables, and precautions of the instrument.
After passing the training, the supplier shall provide telephone technical support and email technical services in the early stage until the user can operate independently.

5.2 After sales service:
5.2.1 Warranty Period: One year from the date of acceptance, during which all services are free of charge;
5.2.2 Upon receiving a user service request, the supplier shall respond by phone within 2 hours to guide the customer in resolving the issue; If the issue cannot be resolved over the phone, the purchaser can send the instrument by express delivery to the supplier for repair; If the supplier needs to come to the site to solve the problem, both parties shall negotiate the travel expenses and the supplier shall send engineers to the site for maintenance;
5.2.3 Outside the warranty period, users may sign a new product maintenance agreement with the supplier as needed, and the supplier shall not refuse without justifiable reasons;
5.2.4 The supplier shall ensure the normal supply of instrument consumables and accessories for at least 8 years;
5.2.5 Lifetime telephone and email technical support services for instrument use.