Membrane switches Jasper has accumulated many years of membrane switch making experience, and most of our people have been in this business for more than five years. We maintains a work force of highly trained engineers who are able to quickly respond to customers differentiate demands for membrane keypad products. Characteristics: Light and slim, dust-proof, insulation, anti-shock and easy assemble. Applications: Medical device, industrial control, home electronics, and precise instrument industries etc. Membrane switch options There are a number of options within a membrane switch as described below Texturing Tactile devices Backlighting Rfi screening Surface mount devices Types we supply: Flat type Tactile feeling type W / metal dome Led-embedded Membrane circuit Metal dome arrays Export standard
Switch Our products are widely appliable to the fields covering main board telecommunication, broadcast television, automation equipment, software, interphone, lighting, relay, electric motor car with high performance.And the company has passed through iso9001quality authentication, ce and other international safety certification. Ic tube packing
Media converter Two 10/100m electrical ports, one single-mode or multi-mode optical port Multi-mode transmission distance: 2km, single-mode transmission distance: 120km, single-strand double-directions /double-strand double-directions. Set - in 1m cache, supporting 2k mac address self-learning and self-updating capability Supports forcible execution the cross of 10m, 100m, full-duplex, half-duplex, twisted-pair and automatically adapt to connect auto mdix function directly Supports rate control function and the rate can been controlled between nx64k (n=1~1600) to 100mbps Supports renovate system automatically function, support system regular refresh automatically via setting time, protect from system halted Supports management based on web, snmp, telnet or local console Supports lld(search disconnected link automatically), llr(return alarm message when disconnected link found) Supports llcf(report the disconnected alarm message to local network administration) Detect and control the operational states of electrical port and optical port of the near end and the far end via interface of management Supports open or close electrical and optical ports through via the far end network management Supports legal maximum packet size up to 1912 bytes, support cisco, isl and vtp Physical property: Input power: ac 100v~220v or dc 48v Dimension: 191mm x 110mm x 25mm Environment requirements: Operating temperature: 0¦-50¦ Storage temperature: -40¦-70¦ Environment humidity: 5-90%(non-condensing) Export carton with inner box
Artistic light switch This product breaks the traditional frame of the wall switches to be used the super large button. The front face is looked without outline border and just with the buttons. So you can be free to decorate your room to use this serial of switches by choosing different colors and patterns on the buttons.
Gve(e1, g.703 to v.35, v.24 converter) Gve(e1, g.703 to v.35, v.24 converter) Detailed selling lead description Features: 1) v-gve is an asic-based converter using one e1/g.703 to convert to v.35 2) can convert successive n x 64k (n=1-32) data stream into pcm signal of e1, the data rate is up to 2048kbps 3) placed in e1 frame, data user just needs necessary timeslot 4) setting timeslot is continuous and according to rate of data port 5) the data ports have v.35 and v.24/rs232c which are optional 6) the ports support external clock and become linking end line 7) v-gve satisfies the requirements of g.703, g.704&g.706 of itu 8) v-gve has local and remote loop backs. Therefore user can use circuitry-test and malfunction diagnose conveniently Detailed product description Features: 1) rate of data transition: n x 64kbps (n=1-31), 2, 048kbps 2) transmission mode: synchronization 3) line interface: impedance 75 ohm, physical interface bnc; impedance 120 ohm, physical interface rj45 4) transmission features: comply with g.703 5) clock: line; external 6) testing method: local analogy loopback, remote digital loopback 7) dce interface: v.35 or v.24/rs232c 8) power supply: 220v f+ 10%, 50hz; 48v dc (optional) 9) power consumption: 5w 10) volume (l x w x h): 225 x 145 x 40mm; 9" x 5.8" x 1.6" 11) temperature: 0 - 40fpc 12) humidity: 0~95%
Gve-tplus(e1/g.703 to v.35 ehernet converter GVE-Tplus(E1/G.703 to V.35 Ehernet converter Detaile Selling Lead Description Features: 1) GVE-T plus can convert E1 to both V.35 interface and LAN interface 2) Bandwidth of every port can be set into N x 64kbps (N=1-31) continuous data stream, although the total bandwidth of the two ports must be no more than 31 and must be inserted into PCM time slot of E1. It supports choices of CRC4 on/off and CAS/CCS (30 & 31 time slot) 3) GVE-T plus also can distribute the whole E1 capacity to V.35 data interface, although E1 must be framed N x 64kbps (N=1-31). The work mode can be either internal clock and slave-clock, or N x 64kbps (N=1-31) external clock to achieve end- linking line 4) GVE-T plus can be set up into long-range Ethernet Bridge from V.35 to LAN interface 5) GVE-T plus has two transmission modes to choose from: data and image 6) GVE-T plus has local and remote loop backs. Therefore user can use circuitry-test and malfunction diagnosis conveniently to perform port-to-port integrity test Detailed Product Description Ethernet features: 1) LAN table: 10,000 automatic learning and updating 2) Filtering and forwarding: 30,000 frames / second 3) Buffer size: 64M 4) Throughput delay: 1 frame 5) VLAN: comply with 802.1Q LAN feature: 1) Standard: conforms to IEE802.3 / Ethernet 2) Work mode: full duplex / half duplex 3) Data rate: 10Mbps 4) Physical interface: 10 BaseT (UTP), shielded RJ-45 5) WAN E1 / G.703 feature: 6) Line transmission rate: N 64Kbps (N=1-31) 2048Kbps 7) Line coding options: HDB3 8) Format of line frame: G.703 (framed / unframed) 9) Line interface: BNC; RJ45 Transmission features: 1) Comply with G.703 2) Rate of data transmission: N 64Kbps (N=1-31) 3) Transmission mode: synchronization 4) Data interface: V.35 or V.24 / RS232C DCE 5) Clock: master clock; slave clock; external clock 6) Testing methods: local analogy loopback test; remote digital loopback test Feature: 1) Power supply: 220VACf+10%, 50Hz 48V DC (optional) 2) Power consumption: 5W 3) Volume: 225 x 145 x 40mm; 9" (L) x 5.8" (W) x 1.6" (H) 4) Temperature: 0 - 40fpC
Protocontrol manufactures more than 1700 varieties of proximity switches under one roof. We offer solutions to your sensing needs. 10 numbers , 5 kg
Protocontrol offers complete solutions to level sensing needs. We offer level switches and transmitters for solids, liquids and granules. From simple float type level switch to advanced radar type level transmitter is available. 1 no 5 kg
Temperature rise test panel for domestic switch Specifications Input supply : 230v ac + / - 10% , 50 hz single phase with mcb protection. Output : current source 0 to 50 a max Digital voltmeter : 3-1/2 digit 0 to 300v Voltage drop indicator with range selector. Digital temperature indicator with 12 channels. Current controller for maintaining the output current at pre-set value. Ct range selector for accurate measurements. Description The test panel is made to suit the specification as mentioned in is : 3854 of 1997 for temperature rise test. The test panel broadly comprises of : 1. Ac constant current source ( true rms ) for 50 amps max / 5v. 2. Universal servo controller, for controlling the output current with the help of motorised variac Assembly. 3. Digital ac voltmeter to read the primary voltage of the power transformer. It helps to eliminate the Possibility of hunting of motor with the help of primary tap selector switch. 4. Digital temperature indicator controller - 12 channels - with thermocouples, to read the temperature rise At different parts of the switches. 5. Digital ac voltmeter with terminals and three ranges - 0.2, 2.0 & 20 v to measure the voltage drop Across the switch terminals while passing the specific current. 6. Range selector switch for ct to measure more accurately the current for lower as well as higher range. 7. Push buttons for test on / off with output indicating lamps. 8. Mains on mcb 2p / 10 a.
Ethernet switch Complies with ieee802. 3 10base-t, ieee802.3u 100base-tx. Store and forward 111function. Full or half duplex, Plug and play installation with automatic port configuration 24 10/100m self-negotiable rj-45 ports, auto-shift 10base-t and 100base-tx. Basic board width: 4.8 gbps, supply separate board width for each port to 111realize real bon-blocking transmission Store-and-forward Built-in 4m bit data buffer, supply full forwarding rate 19" standard rack-mounted size Power: 90-240vac·+50-60hz Operation temperature: 0 ~ 50 f¦ Store temperature: -20 ~125 f¦ Operation moisture: 10~90% Store moisture: 5~90% Size: 440*177*44 mm Weight: 3.5kg (with packing)
APT-103M22CC Optical media module 1.According with ieee802.3 ieee802.3u ieee802.3x Ieee802.1q 100base-tx 100base-tx 100base-fx standard. 2.Afford tcp/ip, pppoe, dhcp, icmp, nat protocol. 3.Flow control:full-duplex adopt ieee802.3x, half-duplex adopt backpressure standard. 4.Electric port support auto-negotiation function, autoconditioning transmit mode and transmit speed. 5.Port supply auto-mdi/mdix automatic reverse. 6.Support storage transmit mode. 7.Support electric port's 10m 100m mode and self-adapt mode to switch. 8.Afford the state indicator, external power(output 5v~50hz 1a) 9.Interface:electric port:rj-45 fiber port:sc 10.Twisted-pair:cat5 cat6 11.Multimode fiber: 50/125, 62.5/125um 12.Working temperature:0~50 degree 13.Storage temperature:-20~70 degree 14.Humidity:5%~90%(noncondensing) Connect type: sc Fiber type: multimode Wavelength: 1300nm Typical distance: 2km Min tx pwr: -19.0dbm Max tx pwr:-14.0dbm Sensitivity:-31.0dbm Link budget:12.0dbm
Technical parameter 1.Standards:ieee802.3u fast ethernet 10/100base-tx and 100base-fx 2.Connectors:(rj45-utp and fiber sc) 3.Led:power.Fdx/col, fx-link/act, txlink/act, fx100, tx100 4.Data tranfer mode: 10/100mbps 5.Duplex mode :full or half duplex mode 6.Power requirement:ac 100-260v dc1a +5v 7.Ambient temperature:0 - 70degree 8.Humidity:5% - 90%(noncondensing) 9.Dimenstons:26*71*97mm 10.Cable:cat.5 utp cable 11.Fiber: multi-mode Specification Connector type: sc Typical distance: 2km Fiber type: multi-mode Wavelength: 1300nm Min tx pwr: -19.0dbm Max tx pwr: -14.0dbm Sensitivity: 31.0dbm Link budget: 12.0dbm
Technical parameter 1.Standards:ieee802.3u fast ethernet 10/100base-tx and 100base-fx 2.Connectors:(rj45-utp and fiber sc) 3.Led:power.Fdx/col, fx-link/act, txlink/act, fx100.Tx100 4.Data tranfer mode: 10/100mbps 5.Duplex mode :full or half duplex mode 6.Power requirement:ac 100-260v dc1a +5v 7.Ambient temperature:0 - 70degree 8.Humidity:5% - 90%(noncondensing) 9.Dimenstons:26*71*97mm 10.Cable:cat.5 utp cable 11.Fiber: multi-mode Specification Connector type: sc Typical distance: 60km Fiber type: singlemode Wavelength: 1310nm Min tx pwr: -5.0dbm Max tx pwr: -1.0dbm Sensitivity: -35.0dbm Link budget: 29.0dbm
Pressure switch Specifications For use with fluorinated refrigerants as well as with a air and water.(allowable fluid temp.:-10f¦~+110f¦) Various contact functions available. With spdt contact mechanism. Renovated micro-switch structure ensures the reliable switch function. Manual-controlled and no use of other instruments to have a function test. Flexible mounting plate suits various kinds of application.
Thermal paper converters.Production, export
Catalytic Converter.
Catalytic converters.Shipping
Catalytic Converter.
Frequency converter.
Used Catalytic Converters.
