Measuring range: 0-30ppm Alarm 1: 1-15 ppm adjustable Alarm2: General alarm to control room Supply voltage: 110/220vac or 24vac Cleaning: Relay output for solenold valve sane as supply voltage Protection: IP65 Printour capacity: RS 232 adapter Overall dimensions: 210*200*100mm(L*W*D) Net weight: power module 1.2kg / measuring cell 1.1kg
1. Easy installation and maintenance 2. Light Labyrinth with High stability & High accuracy 3. High adaptability to the ambient, with dustproof, mothproof, moisture proof and anti-white light function 4. This is 4 wire type 5. DC 9-35V wide voltage operating a range 6.Low standby current 7. Power supply non-polarized input 8. Twin LED for 360 degrees visual 9. Flashing LED power indicator 10. The alarm output is relay output 11. Metal shield, anti-electromagnetic interference 12. Two-year limited warranty 13. Suit for detecting the smoke in the house, shop, hotel, restaurant, office building, school, etc...
Product Description: SR-S91 Fire alarm bell& Strobe siren SR-A81 Fire Siren/Strobe Standard voltage: 24VDC Standard current: 50mA Adapt voltage: 15-30VDC Sound pressure: â?¥88dB
SR-812DC-2 is 2-Wire Network Photoelectric smoke & heat alarm Main features: 1.Power supply non-polar input 2.Infrared photoelectric sensor 3.MCU processing, eliminate false alarm 4. Network LED indicating alarm 5.SMT manufacturer technology, high stability 6.Dustproof, mothproof, anti-light interference design 7.Stainless steel shield in the chamber, anti-RFI(20V/m-1GHz) 8.Execute criterion: GB4715,EN54-7, UL539
Product Description - SR-803P Main features: 1.MPU processing adopted/Manual test /Auto-reset 2.Metal shield with high-frequency immunity 3.Unique structure with dustproof, anti-fly, anti-light design 4. Photoelectric sensor 5. Sound& flash alarm 6. High stability to the environment(Best adaptability with the environment) 7. High-density SMT design, high steady, sensitivity adjusted Technical parameter: Operating voltage: DC9V battery (6F22) Surveillance current: â?¤10uA (DC9V) Alarm current: â?¤12mA DC9V â?¤30mA AC220V SPL: â?¥85dB(with 1 meter) Temperature range: -10~50°C Humidity: â?¤95%RH Low voltage working time: 7-15 days Product Demension: Φ132.5X43mm product weight: 0.25kg
Product Description-SR-903 Main features: 1.SR-903 is network combustible gas detector 2.High-reliability sensor 3.Auto Reset 4.MCU processing 5.Malfunction auto-check indicator 6.Detect natural gas or LPG 7.Sound &LED flash alarm output 8.Execute criterion: GB15322, UL1484, EN50194 Technical specification: Operating voltage: DC9-24V Gas species: Natural gas &LPG Standby current: less than 90mA/less than 30mA (low power consumption) Alarm current: less than 100mA/ less than 40mA (low power consumption) Alarm output: Relay output &Sound &LED flash alarm Alarm level: 10%±5% LEL Sound level: â?¥85dB/m Installation: Ceiling mounted Working environment: -10~+50(â?¤95%RH No congelation) Dimension: 100*35mm (SR-903)
Product Description: SR-108 Main features: 1.. Working voltage: 24V 2.Alarm current: 30mA 3.Operating temperature: -10 ~ 60 4.Sound pressure: 85dB (It can be customized) 5.Alarm mode: independent alarm 6.Back-up battery: need OEM 7.Environmental humidity: â?¤ 95% RH 8.Product Size: 127 * 121 * 101mm
Product Description: SR-A91 Electric bells have been widely used at railroad crossings, in telephones, fire and burglar alarms, as school bells, doorbells, and alarms in industrial plants. Mounted for wall and ceiling applications, indoors or outdoors. Main features: SR-A91 Indoor Fire Bell Voltage: DC24V or DC12V Rated current:20mA Sound pressure: 96dB/m(A) Standard: GA385 Size:150mm Weight :480g Stuff: duralumin
Model No SR-820PHW-AC Operating voltage AC110/220V(9V backup battery) Interconnection Install within the radius of 200 m Hush function YES Code form 2262 Sending frequency 433MHz Radio distance 200 m(open area) Sensitivity 2.06%ft±1.3%ft Sound level 85dB/3m Installation Wall or Ceiling mounted Working environment -10~+50(â?¤95%RH No congelation) Dimension 128*38mm
48VDC Wired Smoke detector is a safety device to detect smoke, and prevent fire. When it detects smoke, the detector sent a relay signal to fire alarm system to remind with LED lit on. It used for Telecom or Mobile's machine room or computer room of factory or electric power. Features: * 4 wire interconnection * 48V DC powered * Frosting plastic * High sensitivity * To Set NC or NO Description: * Working voltage: DC48V * Static current::
Model No. SR-812PC-2 Operating voltage DC9~35V Alarm temperature N/A Static current 20uA Alarm current 35mA@DC12V;83m@DC24V Alarm output Remote LED indicator Installation Ceiling mounted Sensitivity 2.06%ft±1.3%ft Working environment -10~+50(â?¤95%RH No congelation) Dimension 100*46mm
Model No. SR-812PC-4 Operating voltage DC9~35V Alarm temperature N/A Static current 13mA(NC);4mA(NO) Alarm current 9mA(NC);19mA(NO) Alarm output Relay output Installation Ceiling mounted Sensitivity 2.06%ft±1.3%ft Working environment -10~+50(â?¤95%RH No congelation) Dimension 100*
Operating voltage DC9~35V Alarm temperature 57 Static current 20uA Alarm current 35mA@DC12V;83m@DC24V Alarm output Remote LED indicator Installation Ceiling mounted Sensitivity 0.15dB/m(±0.03dB/M) Working environment -10~+50(â?¤95%RH No congelation) Dimension 100*46mm
Wall-mounted integrated teaching system Item No. GY-DMT018 Basic configuration and parameters 1. Wall-mounted structure, sheet metal thickness is greater than 1.2mm 2. When opening the control door of the physical display stand, the air bar will pop up the door and keep it horizontally placed. The A4 size textbook can be displayed on it. The display stand is hidden when the door closed. 3. High integration of multi-functional wireless microphone, multimedia teaching host and physical display stand, stereo amplifier, intelligent central control system, delay shutdown system and speaker as one; 4. Computer configuration: CPU: Intel Core i5 processor, hard disk: hard disk: more than 500G solid SSD 32G, 4G memory, wireless network card (optional). Solid state disk and wireless network card are on-board PCI-E interfaces, and USB or SATA interfaces are not accepted. 5. In response to the national policy of energy conservation and emission reduction, the power of the whole machine is less than 150W; 6. Built-in 2.4G multi-functional wireless microphone can be held by hand or equipped with head-mounted microphone to speak, and different frequency points can be automatically selected to meet the teaching needs of non-interference when used in 100 classrooms at the same time; Multi-function wireless microphone with laser pointer, PPT up/down page function button and volume adjustment button, wireless control of the computer running up/down PPT pages, and microphone volume. 7. Built-in 2x20W stereo digital power amplifier adopts DSP digital chip and BLP digital feedback amplification technology, intelligent detection sampling, automatic detection and adjustment of microphone volume gain, automatic search of noise frequency point to complete the suppression of sound feedback. It has power output and audio output interface. 8. built-in delay power off function, when the "power" button is pressed, you can leave while the device is directly turned off, no need to wait for the projector bulb cooling for power off, the system will automatically delay 90 seconds after power off. 10. Built-in physical display platform: shooting size: A4(210mm*297mm)/ scanning speed: 1 second/resolution: 5 million/image color: 24 bits/image format: JPEG,TIF,PNG,GIF,BMP/ video format: AVI format/interface: USB2.0, No external power/light source: natural light +LED light (service life: 3000 hours)/image control: brightness adjustment, exposure adjustment, sharpness adjustment, color adjustment, gain control, etc. / text recognition: OCR recognition function/can write or annotate the presentation notes directly on the screen or electronic whiteboard. 11. Device interface: VGA IN*2, VGA OUT*1, HDMI IN*1, HDMI OUT*1, Audio IN*2, Audio OUT*2, USB*6, LAN*1, AC IN*1, AC OUT*1 Qualification requirements 1. The product has passed 3C, ISO9001, ISO14001, ISO18001 certification and CE FCC, ROSH certification, video booth software Copyrights;
BVZ, RWO, JOWA, POSEIDON WITH CAPACITIES OF 0.5 TO 10 TONS. 15 PPM BILGE ALARM MONITORS INCLUDE OPM 1, OCD 1M, OCD CM, OMD 11, OMD 21 & OMD 2005 & FOCAS 1500 A, B, C & FOCAS 1800.
Find your keys with your phone With a press of a button on the app, it will ring your rtriv'r Take a selfie Rtrivr also works as a camera remote for your phone Works only in camera feature built into the app Attach the rtriv'r key finder to your keys or other valuables and you'll be able to locate them by making the rtriv'r beep using the free mobile app If out of range, the last seen location will be shown on a map you can also make your phone ring using rtriv'r â to locate it 1. Workâ withâ bluetoothâ 4.0 low energyâ readyâ smartphone, phoneâ with iosâ 7.0â andâ androidâ 4.4â orâ above 2. Freeâ appâ supports iosâ andâ android 3. Dimensions: 38*38*9mm 4. Indicator: blueâ led 5. Buzzer:â 80db 6. Workingâ distance:â 0-50â meters 7. Workingâ time: disconnectedâ butâ canâ beâ foundâ byâ phone: upâ toâ 2â years Connectedâ with the phone: upâ toâ 1â year (continualâ beep of alarm has impactâ on workingâ time) 8. Battery:â cr2032â buttonâ battery, replaceable 9. Colors:â white/black/pink/orange/blue/green
- Convenient voice alarm recording and response set - Multiple transmission and centralized control - Various user settings - Wide range of input voltage - Auxiliary battery connection for emergency
110~240vac, sound volume¡y105db, alarm with sound and flash, ac/dc, with backup battery, wall surface installation, 433/868mhz optional
Frequency: 2g:gsm900/1800mhz, 3g: 900/2100mhz umts (default) 2g:gsm850/900/1800/1900mhz, 3g:850/1900mhz umts (optional) S260w s261w: the w is an identify letter of s260 s261, all of these models with the same ce certificates. 1)input channel: 4*ds18b20 temperature input 2)output: 1 relay, nc/no contacts, 7a/125v ac, 5a/250vac, 20a/14vdc 3)temperature range: -55~+125c degree(¡§c67f degree to +257f degree) 4)accuracy: 0.5~1c degree from ¡§c10c degree to +85c degree 5)power supply : 9~24vdc 2a 6)power consumption: 12v input max.50ma/average 7)sim card supporting: 3v sim card 8)gsm antenna: 50 ohm sma antenna interface 9)backup battery: 3.7v/1200mah 10)relative humidity: 90%(condensation free) 11)installation: 35mm din rail (s260w) Ip67 enclosure (s261w) 12)connecting wires: 2.5mm 13)exterior dimensions: 145*90*41mm (s260w) 180*140*60mm (s261w) 14)net weight: 250g Main unit x1 2)100~240vac/12vdc 2a power adaptor x1 3)ds18b20 temperature troide x2 4)antenna x1 5)gps antenna x1 (*for gps model optional) x1 6)user manual & pc software cd x1 Packing size: 235 x 225 x 65mm Gross weight: 0.75kg Optional: Gps module Ds18b20 temperature probe with 1/5/10meters wire Ds18b20 temperature probe with anticorrosion packing
Home Security Systems, Burglar Alarm System, Business Security Systems..
