The aerosol generator atomizes liquid paraffin into aerosol through the nozzle. It is mainly designed for the sensitivity and function test of smoke alarm and detector. SM220 aerosol generator adopts compressed gas to atomize liquid paraffin, therefor the aerosol generator includes precision pressure regulating valve and pressure gauge and time controller. It combines two operation modes: external and internal control modes. In external control mode, the aerosol on/off is controlled by 20VDC input signal. In internal control mode, the aerosol on/off is controlled by embed timer and external 24VDC power supply. The work duration and time interval are settable on time controller. Equipment parameters: Model: SM220 Power supply: 24VDC 50W Air supply: 0.5Mpa, dry, oil free, Agent: liquid paraffin Bottle: 100ml

Production Smoke Boxes – 智检仪器专业生产销售烟雾报警器探测器测试标准烟箱

Q: Manual fire alarm button test device

Device features: The manual fire alarm button test device is designed and produced in accordance with the EN 54-11 annex and includes both operational and non-operational functional testing equipment. The front and rear positions are easily adjusted by the handwheel, which is suitable for various types of hand-to-hand newspapers: GB 19880 Manual Fire Alarm ButtonBSEN 54-11 Fire detection and fire alarm systems. Manual call points The Manual Call point test device included operation test device and non-operation test device as specified in EN 54-11and ISO standards. The operation test device consist of brass spherical ball, and adjustable suspending arm, mounting board and release fixture. The non-operation test device consist of lever, and adjustable suspending pivot, mounting board and weight.It’s used to test the operation performance of Manual call points (MCP) for fire detection and fire alarm systems. Equipment Parameters : Model: ZNEN54-11 Standards: EN54-11, GB 19880 Machine size: 800 mm long, 600mm wide, 1500mm high Copper bead weight: 85 (+/-1) g

Q: ZNOBS110 Obscuration meter

Equipment Function ： Optical smoke density meters are mainly used to measure the concentration of smoke or aerosols. The ZNOBS110 optical smoke density meter emits transmitted light from an infrared light source through the testing area of the smoke box and reflects it into the photoelectric element. By measuring the attenuation of the photoelectric signal, the concentration of smoke or aerosol in the smoke box is measured. The intelligent inspection instrument ZNOBS110 model optical smoke density meter adopts imported components and advanced photoelectric system, which can withstand the influence of environmental temperature changes and environmental light. Zero drift and temperature drift are extremely small, and can operate stably for a long time. The ZNOBS110 optical smoke density meter is suitable for use in standard smoke detector test boxes, fire test rooms, and other applicable occasions such as EN 54-7, EN 14604, GB 4715, GB 20517, etc. Specification ： 1) Model: ZNOBS110 2) Power: 12VDC Power: 10W 3) Applicable standards: EN14604, EN54-7, GB20517, GB4715 4) Detection type: Transmitted light 5) Light source wavelength: 880nm~950nm, 6) Range: 0-2 dB/m, 7) Zero drift 0.2% F.S.

Q: GAS alarm calibration chamber

Equipment Function ： The equipment is intended for gas alarm or Carbon monoxide alarm testing and calibration in mass production in advantage of its big volume. The equipment provides a sealed stainless-steel chamber with glass door for monitoring alarm status. The special designed big open door can close and secure easily without gas leakage. The volume of chamber and size of samples shelves are custom-made. It can contain about 60 alarms. The controller control high speed valve to inject quantitative high concentration gas into chamber and the gas stirred by circulating fan to get homogeneous test gas in certain concentration. That gas will be test gas for response test or threshold setting of gas alarm product. The circulating fan and porous plate are also specially arranged to get uniform test gas and avoid the high concentrating gas getting into alarm directly during gas injection. On the top of chamber, the inlet and outlet and exhaust fan are controlled by PLC to exchange air in chamber. Component ： CH4/CO gas controller Adjust precision flow control valve manually Set the gas valve open time and inject gas with precision time control. The gas was injected in to chamber in short time and mix quickly. It is easy to count response time of alarm Control precision: +/-5ppm for CO CH4/CO alarm test chamber. 1）Stainless steel chamber with glass windows. 2）samples shelves, can fit with customized adaptor to connect with alarm for power supply or signal transmission 3）Chamber size: 0.8*0.65*1.0m 3.Gas analyzer, CO or CH4 shall be quoted separately

Q: Fire Sensitivity Laboratory

Device features: The fire sensitivity laboratory is suitable for use in UL 217, UL268 and other standard fire test rooms, testing system room temperature sensor, furnace temperature sensor, data acquisition, computer and testing software. The test software can be connected to collect real-time test data such as optical smoke density meter, ion concentration meter, temperature and humidity sensor, record alarm values, and the software can select various material combustion test curves. Equipment Parameters : Model: ZNULFIR-1 Power supply: 220VAC power: 1Kw Applicable standards: UL 217, UL 268 Standard Components: Four-way photocell sensor Acquisition of four MIC signals (MIC ion concentration meter sold separately) Controller cabinets A carbon monoxide gas analyzer Two room temperature sensors, one humidity sensor and one furnace temperature sensor One igniter, one electric oven heating control Collect 8 detector alarm signals Igniter, fuel basin, electric stove, electric oven Optional Components: 1) Burn wood, burn cotton rope, polyurethane foam, beef patty 2) Ion concentration meter

Q: ZNGAS-10 GAS Detectors Test Chamber

Equipment Function ： The equipment is intended for gas alarm or Carbon monoxide alarm sampling test. The equipment provides a sealed stainless-steel chamber with glass door for monitoring alarm status. The volume of chamber and size of samples shelves are custom-made. It can contain about 10 alarms. The controller control high speed valve to inject quantitative high concentration gas into chamber and the gas stirred by circulating fan to get homogeneous test gas in certain concentration. That gas will be test gas for response test or threshold setting of gas alarm product. The air speed are adjustable to get uniform test gas and avoid the high concentrating gas getting into alarm directly during gas injection. Parameter ： Model：ZNGAS-10 Power supply：220vAC,1 kW Applicable standard：EN50194-1, EN50291-1 Chamber：5m x 0.4m x 0.3m. Gas injection：High speed valve, PLC ms time control. Circulation fan：2 PWM fan，set and adjust by HMI HMI：7” touchscreen Gas analyzer,Gas cylinder and pressure control value ：Not included

Q: CO alarm calibration chamber

Equipment Function ： The equipment is intended for gas alarm or Carbon monoxide alarm testing and calibration in mass production in advantage of its big volume. The equipment provides a sealed stainless-steel chamber with glass wall for monitoring alarm status. The special designed big open door can close and secure easily without gas leakage. The volume of chamber and size of samples shelves are custom-made. It can hold 100 alarms normally. The controller injects quantitative high concentration gas into chamber and the gas stirred by circulating fan to get homogeneous test gas in certain concentration. That gas will be test gas for response test or threshold setting of gas alarm product. The circulating fan and porous plate are also specially arranged to get uniform test gas and avoid the high concentrating gas getting into alarm directly during gas injection. On the top of chamber, the inlet and outlet and exhaust fan are controlled by PLC to exchange air in chamber. Component ： CH4/CO gas controller Set the gas volume and inject gas with precision control. The gas was injected in to chamber in short time and mix quickly. It is easy to count response time of alarm Control precision: +/-5ppm CH4/CO alarm test chamber. 1）Stainless steel chamber with glass windows. 2）samples shelves, can fit with customized adaptor to connect with alarm for power supply or signal transmission 3）Chamber size: 1.8*1.0*0.8m Gas analyzer, CO or CH4 (customer provide or quote additionally)

Q: SM210 Aerosol Generator

Equipment function: The aerosol generator atomizes liquid paraffin into aerosol through the nozzle. It is mainly designed for the sensitivity and function test of smoke alarm and detector. SM210 aerosol generator contain a brushless air pump and atomizer to atomize liquid paraffin. The aerosol on/off is controlled by 20VDC input signal. The work duration and time interval are settable on time controller. Equipment parameters: Model: SM210 Power supply: 24VDC 100W Agent: liquid paraffin Bottle: 100ml

Q: Smoke Alarm Production Test Tunnel

Equipment Function ： The smoke alarm production test tunnel is used for batch test or calibration smoke alarm and detector in production process. The main parts, aerosol generator and obscuration meter are fully same as standards smoke tunnel to ensure high reliable test result. The aerosol concentration in the smoke box is controlled by fine-tuned PID to maintain constant OBS of smoke in a narrow range of +/-0.004dB/m. The smoke alarm production test tunnel is installed on production assembly line. The alarms are placed on the conveyor belt and flow into the smoke box. After passing through the smoke box, check the status of the alarm. You can batch quickly test the smoke alarm or calibrate the sensitivity. The specially developed zomtest smoke test tunnel software carries out constant smoke control and continuous monitoring of smoke concentration. The speed of the conveyor belt shall be adjusted according to the response time of the sensor to improve the production efficiency. Specification ： Model：ZNAL-7 Power：220V AC 1kW Aerosol generator：Liquid paraffin , particle size distribution between 0.5µm~1.0µm， Optical smoke densitometer: transmitted light, wavelength 880nm~950nm, range: 0~2 dB/m, Tunnel size: L1.4m x W0.49m x H0.7m. Customized width according to customer’s conveyor belt Wind speed: 0.2 to 0.8 m/s Smoke range:0.05 to 0.8 dB/m, set value±0.004dB/m