Product Composition
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| No. | Name | Quantity | Remarks |
|---|---|---|---|
| 1 | Advantech industrial computer 610H and industrial KVM + 5U | 1 | |
| 2 | Multi-channel A/D conversion and acquisition unit (32-bit A/D, 48 channels) + 3U chassis | 1 | |
| 3 | Dedicated test software | 1 | |
| 4 | Test cabinet (19U) panel + 4U | 1 | |
| 5 | Automatic multi-tooth indexing table (indexing accuracy 1″) | 1 | |
| 6 | Granite plate: Dimensions 500×500×150mm (with T-slots for mounting) | 1 | |
| 7 | Granite plate support: Dimensions 522×522×620mm (including 4 φ100 vibration-damping pads) using 80mm angle steel | 1 |
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Main Technical Parameters
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1) Operating Conditions
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Power supply: Single-phase AC, 220V ± 10%, 50Hz ± 2%
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High-performance quartz inertial device power supply: Dual output, output voltage ±15V, max output current 2A, ripple voltage ≤ 75mV
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Humidity: Relative humidity ≤ 70%
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Ambient temperature: Room temperature 25°C
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2) Programmable Multi-Tooth Indexing Table Technical Parameters
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Resolution: 30′
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Indexing error: ≤ 1″
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Repeat positioning accuracy: ≤ 0.5″
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Load capacity: 20 kg/cm²
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Dimensions:
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Indexing table diameter: φ205 mm
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Maximum external dimensions of indexing table: 376 × 374 × 130 mm
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Electrical enclosure dimensions: 400 × 270 × 110 mm
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Indexing head operating condition:
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The rear side should be maintained in a vertical position during use.
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3) Temperature Chamber Technical Parameters
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| Parameter | Specification |
|---|---|
| Volume and Dimensions | |
| Effective volume | 181 L |
| Internal dimensions (mm) | approx. 550 × 660 × 550 mm |
| External dimensions (mm) | approx. 790 × 1590 × 1290 mm |
| Performance | |
| Temperature range | -70°C ~ +180°C |
| Heating rate | 3.2°C/min (non-linear, no load), RT (room temp) to 150°C |
| Cooling rate | 3.2°C/min (non-linear, no load), RT to -50°C |
| Resolution | 0.1°C |
| Temperature fluctuation | ±0.5°C |
| Temperature uniformity | ≤ 2.0°C |
| Power | |
| Power supply | AC single-phase three-wire 220V, 50Hz (voltage fluctuation ≤ ±10%) |
| Equipment power | Max effective power 4.0 kW |
| Other | |
| Weight | 120 kg |
| Standard load | Normal load |
| Noise | ≤ 55 dB (measured 1m from equipment door, per GB/T14623) |
| Test Standards Met | GB/T2423.1-2008 Test A: Low temperature (partial), GB/T2423.2-2008 Test B: High temperature (partial), GJB/150.3-2009 High temperature test, GJB/150.4-2009 Low temperature test |
| Cooling method | Air-cooled |
| Energy-saving Design | Refrigeration system adjusts power based on load, using PID+PWM VBF technology (electronic expansion valve for refrigerant flow servo control based on thermal conditions), with compressor energy regulation for energy savings. |
| Heating System | Electric heating, nickel-chromium alloy heating wire, PID pulse width modulation controlled SSR for automatic heating power regulation. Control method: Controller output signal via SSR solid-state relay for high-precision contactless switching control. |
| Refrigeration System | Compressor: Original imported French Tecumseh hermetic compressor. Refrigerant: Non-fluorinated eco-friendly HFC R404a + R23. |
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Hardware Configuration
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1) Computer
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Data acquisition computer uses Advantech industrial PC: IPC-610H / i7-6700 / 8GB / 1TB / 705 motherboard
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Supports VGA display, supports 10 serial ports (8x RS-232, 2x RS-485), 8 USB ports, 2 PCI expansions
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Product features:
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Integrated 17″ display / Touchpad mouse / 104-key keyboard with numeric keypad
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Resolution up to 1280×1024 @ 75Hz
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Supports full DDC2B function, can detect screen signal even when not switching computers
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Dual-interface PS/2 & USB keyboard/mouse switch for connecting and controlling computers
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Drawer-type rackmount design, adjustable length to fit various cabinet spaces
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No condensation frosting during test process
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User-friendly design, single-person installation and removal, improving administrator efficiency
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Supports management of up to 1 computer/server/industrial PC
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Compatible with various brand servers and industrial PCs such as IBM, DELL, HP, SUN, Lenovo, Advantech, EVOC, etc.
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Compatible with Microsoft, Linux, Unix and other operating systems
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2) Multi-channel A/D Conversion and Acquisition Unit
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A/D acquisition card power supply:
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a. +15V ± 0.5V
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b. -15V ± 0.5V
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c. +5V ± 0.2V
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Operating temperature range: -40°C ~ +85°C
nStorage temperature range: -55°C ~ +125°C
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A/D Conversion Board Performance Parameters
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| No. | Parameter | Unit | Requirement | Test Condition |
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| 1 | Input range | mA | ±3 and ±15 (switchable by changing sampling resistor) | |
| 2 | Zero temperature coefficient | μA/°C | ≯2 | From -40°C to +85°C, test at every 5°C interval, 100s per set, calculate temperature coefficient per segment. Input connected to 0 signal. Stabilize for 1h at each temperature before testing. |
| 3 | Scale factor temperature coefficient | ppm/°C | ≯3 | From -40°C to +85°C, test at every 5°C interval, 100s per set, calculate temperature coefficient per segment. Input connected to ±1 mA DC current signal. Stabilize for 1h at each temperature before testing. |
| 4 | Zero stability | μA | ≯2 | Input connected to 0 mA signal, acquire A/D board output for 8 hours, then calculate standard deviation |
| 5 | Scale factor stability | ppm | ≯3 | Input connected to ±1 mA signal, acquire A/D board output for 8 hours, then calculate standard deviation |
| 6 | Startup time | s | ≯20 | Stabilized state reached within 20 seconds after power-on |
| 7 | Linearity | ppm | ≯10 | Test by inputting 0 mA to ±3 mA or ±15 mA current |
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