NL-ZH car rain tightness test machine (a), the implementation of standards Standard Name Standard No. 1, "coach rain tightness test method" GB / T 12480-1990 2 "coach rain tightness limits and test methods" No. QC / T476-2007 (two), a technical specification, Uses: used car cab rain test; 2, Function: meet the following conditions: 2.1 per vehicle test time is five minutes. 2.2 nozzle pressure 69-150kPa 2.3 test site for cab roof; front, rear quarter; left and right around the upper and lower. 2.4 nozzle and the distance from the surface of the body 500-1300. 2.5 nozzle arrangement should ensure that the outer surface of the cab are evenly covered with artificial rain, there is no dead zone. 2.6 rainfall intensity: upper front wall 8-10mm / min, the remaining parts of 6-8mm / min 2.7 consider car dry winter rain. 3, plant construction requirements, layout, installation space limitations, size requirements, vehicle parameters, see technical engineering; four main components, parts should be used in domestic famous brands; 5, repair, maintenance, easy to use; 6, the life of more than 5 years. 7, security, environmental protection, energy saving, in line with the relevant national standards and regulatory requirements. 8, production technology and operation equipment requirements: The test car parked in between rain specified location → inspectors into the cab started to rain → → 5 minutes after the device was observed to rain water seepage → at the time the device automatically turns off the rain , end of the trial. 9. Other Requirements: 9.1 water pressure and flow can adjust; 9.2 rain water recycling, and after two more precipitation and two or more mesh filter; 9.3 security facilities, use and reliable. Ease of repair and maintenance; reasonable 9.4 design, durability, energy conservation, environmental protection, in line with the relevant provisions; NL-ZH switch life test machine (with environmental control) NL-ZH Technical Overview of the test equipment mainly for the "rocker switch", " rotary switch "," pull-board switch "to simulate the environment within a specified manually operated switch life test to verify compliance with IEC61058-1:. The 2001 requirements; 2. Temperature range: -40 ℃ ~ room temperature; 3. rate: 7.5 times / min ~ 30 times / min continuously adjustable, and to ensure the sample in each cycle "on-time" 25% "off-time" accounted for 75%, the maximum "on", "breaking" time : adjustable between 1s ~ 30s; 4. linear drive: 5mm / min ~ 80 mm / min continuously adjustable; 5. Rotate the drive: 0 ~ 360 ° counterclockwise positive rate: 9 ° / s ~ 90 ° / s continuously adjustable; 6. Test-off approach: to separate the load connected, breaking control, in accordance with the requirements of Table 17 on condition hold time: 50ms ~ 100ms; 8. Three independent monitoring station test conditions, reservations, count 0 ~ 999999; 9. device operating voltage: 220V ~, 50Hz; 10. simulated load box: This tester provides voltage of 100 ~ 250V 1 ~ 20A load current. NL-ZH power cord around the song Tester Technical Overview 1. This device meets: IEC60227-2, IEC245-2, VDE0472, GB5023.2, IEC60245-2 (ed2) 1994 + A1: 1997, GB5023.6 and GB5013.2 , UL1581. 2. Scope: for the detection of rubber insulation and sheath of flexible cables under dynamic loading, after a certain number of bending damage degrees. 3. The device uses AC380V 50HZ power to Mitsubishi PLC control core, LCD NC panel, easy to operate. 4. Technical parameters: Load current: 0.5 ~ 35A test speed: 330 ± 5mm / S test stroke: 1000mm ± 20mm test times: 1 ~ 999999 Test voltage: single-phase two-wire AC: 0 ~ 250V (adjustable) / three core Three-phase AC: 0 ~ 450V (adjustable) 50HZ 5. Main features: (1) the type of test: two core single-phase, three-phase three-wire, three-phase four-wire (2) Test method: load, single-phase (two-core ), three-phase (phase three-wire / three-phase four-wire) can either select (3) test results to determine the way: a LED indicates:. O, R, S, T phase disconnection and automatically shut down; b lamp. : R / S, R / T, S / T, R / O, S / O, T / O short circuit and automatically shut down; c LED indicates:. O, R, S, T and pulleys short circuit and self. NL-ZH alpine climate simulation chamber main parameters: 1, temperature range: (- 40 ~ + 100) ℃; 2, temperature fluctuation: ± 0.5 ℃ (under vacuum), ± 1.0 ℃ (under standard atmospheric); 3 pressure ranges: the standard atmospheric pressure ~ 500pa, from standard atmospheric pressure down to 500pa takes less than 20 minutes, revert to the standard atmospheric pressure takes less than 10 minutes; 4, when the pressure falls below a specified vacuum, vacuum pump must work continuously to ensure that the pressure is constant ; 5, with explosion-proof function: proof design; 6, programmable control; 7, can be connected computer testing program settings, and can print the experimental data. (B) Other parameters: 1, the nominal content volume: 50 ~ 200L; 2, to meet the test standards: GB / T2423.2-2001 Test B: high-temperature test methods GB / T2423.21-1991 Test M: Low air pressure test method GB / T2423.26-1992 Test Z / BM: high temperature / low air pressure tests GJB150.3-1986 temperature heat test GJB150.6-1986 highly experimental method GJB360A-1996 105: Low air pressure test; 3, vacuum pump: Rotational oil rotary vacuum pump; 4, the display: TFT color LCD display; NL-ZH high and low alternating warm chamber technical parameters: Content Area: 2 m3. Temperature range: -40 ℃ ~ 150 ℃ humidity range: 30% ~ 98% RH Temperature fluctuation: ± 0.5 ℃ temperature deviation: ± 1.0 ℃ humidity bias: + 2 / -3% RH humidity fluctuation: ± 2% RH warming Time: -40 ℃ → + 150 ℃ ≤60 min cooling time: + 20 ℃ → -40 ℃ ≤90 min temperature change rate: 2 ℃ / min (linear) Cooling: Within the box material: SUS # 304 high resistance low-temperature stainless steel plate, outside the box A3 plate electrostatic spray. Insulation material: high-strength and high-density PU foam ultra-fine glass fiber insulation cotton sweatband parts: the anti-sweat heat for the processing system K-tube heating system: U-type fin-speed heating electric heaters, completely independent does not affect the freezing and control lines humidification system: shallow trough stainless steel humidifier, rapid and stable control, refrigeration systems with automatic replenishment functions: European imported high-efficiency energy-efficient refrigeration compressor, refrigerant within the spiral brass, environmentally friendly refrigerant control System: Imported programmable control instruments, imported color touch screen. With USB interface, with the curve display, storage capabilities. Inlet temperature and humidity sensors (can work normally in the range of -40 ℃ ~ 150 ℃). Mechanical structure: proof glass observation window, the test organism with double doors and high sheet resistance, high temperature resistance, in order to ensure that the test zone sealing effect, the test chamber device adjustable stainless steel shelves two events, the left side of the test hole can be an external test power or signal lines, drainage system using back eddy type or U-deposition apparatus drainage. Security system: no fuse protection switch, over-temperature occurs, water, overload, over-current, over-voltage, leakage and other adverse reactions system will automatically shut down, high and low pressure compressor protection, power and memory protection for two years long aging, with the fault status text. NL-ZH temperature and humidity chamber model (CM) NL-ZH-100 NL-ZH-225 NL-ZH-500 NL-ZH-800 NL-ZH-010 Studio Size 45 * 45 * 50 50 * 60 * 75 70 * 80 * 90 80 * 100 * 100 100 * 100 * 100 Dimensions 120 * 115 * 100 * 165 130 * 190 145 * 140 * 210 155 * 160 * 225 185 * 160 * 225 Power 4.0 (KW) 5.5 (KW ) 7.0 (KW) 9.0 (KW) 11.5 (KW) performance temperature range -70 ℃ ~ + 150 ℃ humidity range 30 ~ 98% RH fluctuation / uniformity of ± 0.5 ℃ / ± 2 ℃ humidity bias + 2, -3% RH heating rate of 1.0 ~ 3.0 ℃ / min cooling rate of 0.7 ~ 1.0 ℃ / min imported microcomputer control system controller integrated controller precision temperature and humidity range setting accuracy: temperature 0.1 ℃, humidity 1% RH, indicating accuracy: temperature 0.1 ℃, humidity 1% RH sensors platinum resistance .PT100Ω / MV heating system fully independent system, electric heating nichrome heater isolated external humidification system, all stainless steel surface by evaporative humidifier dehumidifier system uses the dew point temperature of the evaporator coil laminar contact humidification dehumidification water supply system with automatic control over water and recyclable. saving water cooling systems French original "Taikang" totally enclosed air-cooled compressor refrigeration way circulatory system temperature and low noise air conditioning motors. multi-leaf centrifugal wind wheel using material Carton Material quality carbon steel. phosphate electrostatic spray / SUS304 stainless steel hairline matte lines within the box material SUS304 stainless steel mirror light board high quality polyurethane rigid foam insulation material / superfine fiberglass door Double insulation resistance, high temperature aging silicone rubber door seal is attached as standard lighting glass window 1 set, test frame 2, test leads hole (25,50,100mm) 1 safe leakage protection, short circuit, over-temperature, missing water, motor overheating, over-pressure compressor, overload, over-current protection / controller power and memory supply voltage AC380V ± 10% 50 ± 0.5Hz three-phase five-wire Ambient temperature 5 ℃ ~ + 30 ℃ ≤85% RH Note: Data are at ambient temperature (QT) 25 ℃ studio no load specifications and technical parameters measured NL-ZH four-hole thermostatic water bath heated water tank for enterprise quality control and production departments require a higher temperature accuracy and developed test instrument comes with a circulatory system so that the tank temperature and uniform, more accurate temperature control and other intelligent features, but also as an ordinary thermometers and other temperature measuring instruments manufacturing calibration purposes. Technical Parameters: Temperature range (℃) temperature fluctuation (± ℃) Single volume (mm3) circulating pump flow (L / min) single bad volume (L) single bad opening (mm2) at room temperature ~ 200 0.05 400 × 330 circulation within 230 × 30 310 × 280 Main features:? 1, four-hole thermostatic water bath has four independent sink and four corresponding temperature control device, can at the same time in each group were different temperatures sink set temperature, temperature control, and temperature display, while for 1-4 different temperatures and auxiliary heating thermostat test; 2, bath using computer intelligent control system, rapid heating, temperature stability, easy to operate; 3, bath liner quality stainless steel with corrosion-resistant bacteria, temperature: room temperature ~ 200 ℃; 4, LED dual-window digital temperature measurement and temperature settings respectively, digital resolution of 0.01 ℃ or 0.1 ℃, easy touch button operation. 5, inside and outside the loop, the inner loop to ensure the uniform constant temperature, circulation pump can be heated to a liquid tank outside lead to heat or temperature machine outside the experimental device. 6, optional cold water circulating means, through the internal system to achieve rapid cooling water, suitable for high temperature the exothermic reaction of temperature control. 7, four temperature using advanced microcomputer intelligent temperature control, with self-tuning PID, dual LED digital display and menu-driven multiple control parameter setting function, with separate limit temperature alarm system will automatically alarm when the temperature exceeds the limiting and power protection, ensure the safe operation of the experiment, not an accident. 8, there is 0-9999 minutes setting function, more accurate temperature control, easy to operate, the temperature is displayed showing the value of accurate and intuitive. 9, the working tank made of stainless steel TIG welded, high-quality cold-rolled steel shell, the surface electrostatic spray into too nice. NL-ZH salt spray test this product meets GB-2423.17, GB10587 and other "basic testing procedures for electric and electronic products test: salt spray test method" technical parameters: Dimensions: 900 × 600 × 500 (customer specified) Temperature range: from room temperature to 55 ° C temperature uniformity: ± 2 ° C Temperature fluctuation: ± 0.5 ° fog settlement: 1-2ml / 80cm2h spray mode: intermittent (cycles), continuously adjustable structural characteristics: 1, both inside and outside using high-quality epoxy resin integrally molded, light weight, high strength, no leakage, smooth surface, easy to clean, etc., cover the opening with passive power device open with ease; 2, tower spray system, salt fog settling evenly distributed, free to adjust the settlement, precision glass nozzle mist spread evenly, prolonged use of non-crystalline phenomenon; 3, high-precision digital temperature controller, PID control temperature control precision, stable, long-term operation without drift 4, direct heating steam chamber, heating up fast and evenly, reducing standby time, saturated air barrels made of stainless steel, all-detection system, failure can be illuminated display; 5, 120 ° corners cover design, completely eliminate the fog drip drip directly onto the sample; using a water seal between the lid and the box way, air tightness; 6, chamber saturation barrel automatic water level control, dry automatic alarm function; dual pressure adjustment, protection, and over-temperature protection; 7, the sample holder: PVC transparent rack layer, a layer of corrosion of metal rack, 15 °, 30 ° angle can be adjusted by; 8, high-strength steel with corrosion-resistant materials durable; standard accessories: 1> set fog cylinders ............... 2 2> glass nozzle ............... 1 NL-ZH drainage pump flow test bench technical parameters: 1, by measuring the test the pump inlet and outlet pressure values, calculating the pressure difference before and after the pump, provided in the measurement system in a certain good differential pressure value, the system by automatically adjusting the electric control valve to control the pump differential pressure before and after the actual size, a certain pressure is measured and recorded corresponding to the difference between the flow rate data, and can be set according to the pre-programmed measurement point flow measurement points is completed, the results are automatically generated coordinate values ??and graphical reports. 2, level by level meter to collect numerical tank and inlet valve to automatically start and stop the system controller to achieve state water tank automatic constant water level. 3, using high-precision measurement of line flow meter, standard voltage pulse signal output for real-time acquisition system. 4, using high-precision pressure sensor measures the pressure before and after the pump, standard current signal output for real-time acquisition system. 5, through the electric control valve opening of the valve to control the pressure changes before and after the pump. 6, the system in an effective measurement range of each point measured over the results can reach more than 0.5% accuracy. 7, the system is able to flow with the voltage, current, power, frequency synchronization acquisition. 8, tank capacity should be greater than 80L, and ensure water, reflux phenomenon does not produce any air bubbles flows into the tank water pipe (i.e. the inflow nozzle for an inclined surface made of drainage) 9, test station: Test 0 ~ 100L / min of the drain pump, 0 drainage pump test head ~ 100L / min of: 0 to 6 meters, diameter drainage pump: 25.4mm, the outlet and inlet of the same diameter. 10, the water temperature is not controlled; conventional tap water for 11 tests, the water pressure: 0.01Mpa. 12, electrical tests: input power, current, voltage, frequency. Accuracy 0.5. 13, water pressure, pump outlet pressure (outlet height 1m), flow, electrical parameters, frequency and other parameters of the computer automated testing, record, to give the corresponding curve, computer-controlled motor through power / manual control of the motor through power. 14, test drainage pump outlet flow, the flow can be adjusted by adjusting the valve, the pressure will lift conversion calculations. 15 meter: Shanghai distinctions of electromagnetic flowmeters, flow measurement accuracy: 0.5. 16, power inverter, adjustable voltage, 3KVA (customer) 17, circulation water: hob with stainless steel tanks with tank design and machine integration, higher than the position of the left side of the drain pump 18, a computer programmed with. machines, tanks integrated design, overall aesthetic and practical (PC customer-owned) NL-ZH a portable pencil scratch tester, Function: This product is based on GB / T5739-1996 design and manufacturing. Second, the technical parameters: the mechanical equipment for the three-point contact with the measured surface (two points for the round, that for refills), always ensure that the measured film forming a 45 degree angle, the force level to promote sports equipment to complete the test process, the coating was measured deformation resistance. This method is designed and manufactured according to the manual, pencil numerals. Equipment and instruments suitable for coating hardness measurement, the weight of the weight of 1000g, a group of Zhonghua advanced drawing pencil HB, 1H-6H, 1B-6B total of 13. Pencil Preparation: slashing Lead 3mm exposed wood, sandpaper in a circular motion, the ground plane pencil sharp edges. NL-ZH coating abrasion testing machine features: the use of pencil hardness pencil hardness standards, testing products for the test surface scratches. According to the standard pencil hardness mark to determine the hardness of the surface of the product, the pencil hardness tester is widely used in the detection of paint, metal coatings, decorative materials, synthetic leather hardness. Hardness advantages: 1. cheap 2. easy operation 3. easy to fault damage. Specifications and parameters: compliance GB / T6739-96 standard (A law), JISK5401 ASTMD2197 method utilizing a known hardness tester label pencil scratch coating, with a pencil hardness of the coating hardness numerals represent. May need to carry the load weight 1000g 750g 500g.