KNZD-41 fire alarm telephone
We are the manufacturer of Sos ip waterproof telephone fire protection telephone Emergency telephone Vandal resistan telephone for Highway , Railway .
Fire alrm telephone mainly for subway,tunnel,large construction projects such as design enviroment with noise. The machince with high-grade beautifulgood waterproof and dustproof performance.Stainless steel button high wear-resisting, main chip adopts industrial-grade ATML microcontroller.Integrated telephone systerms and fire alarm system funcation,practical. This product in addition to the ordinary phone function has the following functions.
Loudspeaker and lights to remind function:
When the noise more than 90dbs,the ordinary telephone ring often cannot let the staff heard, and lead to production scheduling command cannot be communicated in a timely way, causing economic lossed. KNZD-41 can amplify the ringing sound with light reminds, broadcast through the speaker. To count the ring at the same time, the phone automatically pick-on after it ringing several times (factory set to 3-5times), the caller can use the broadcast to call. The sound will be sent to nearby worker and maintenance personnel by the native built-in hi-fi loudspeaker broadcast.
The product with built-in back-up power to ensure worl normally after power outage for two hours. When the power supply back to normally will chage for the battery. To ensure that each power backup power supply of storage. The bottom of the phone has a small exhaust fan, extend the service life of regenrative power work mainly guarantee the air circultaion inside the case.
KNZD-41 phone have good stability, strong anti-interference ability, the handset use the moving coil, electret construct, eliminate background noise, the phone rang the bell with green led lights flashing at the same time.
During the phone in standby, 24V power supply automatically shut down,and only under the fluid flow trigger turned on the power,make the machine work more safety and reliable.
1.Robust metal sus 304 body.
2.dustproof keypad flash mounted.
3.Weather resistant to IP65 or IP66 standard,service temperature range from:-35℃to75℃.
4.Magnetic reed hook-switch.
5.Telephone line powered.
6.Lightening protection to ITU-T recommendation K.21.
7.Handset:made of special engineering plastic,high anti-knock resistance,Weatherproof,armoured cable optional.
8.Hearing Aid compatible receivcer,Noise canceling microphone.
9.Auto off.When detect buzy tone,the phone will auto off to release line to avoid engage.
10.Selectable 7 minute time out,to release the line if the handset is left off hook.
11.Vandal resistant and tamper-resistant hardware.
13.Adjustable ringer and volume control optional.
Fire Alarm Feature
Telephone part:line powered.
internal 24V DC for amplifier from built-in UPS or battery
internal 24V DC for flash strobe light from built-in UPS OR Battery.
external 230V AC 50Hz, 2 hours of backup power(UPS or battery)
The siren(alarm) red flash strobe light and siren sound greater than 120dB.
1.Applicable for various types of SPC exchange and dispatching exchange system with feeding voltage of 28v-60v.
2.Ambient temperature:-35-75℃ Relative humidity:10%-95% Atmospheric pressure:86-106Kpa Circumstance noise:≤60db(A).
3.Sound level of ringing:70-85db(A).
4.Call transmission index:(7KM)SLR≤12,RLR≤-1,STMR≥10,OUTPUT impedance is 600Ω.
5.Normal outgoing call or speed dial with memory.
fire alarm system can be used with core controller,centralized management,easy maintenance,long reansmission distance,strong expansibility, a board with two loops, a circuit can pick up 198points,also can be used alone.
a. Fire alarm lamp trigger with optional:manual alarm(break the glass of fire box)and automatic detection alarm,automatioc alarm mainly through the smoke sensore,gas sensor and flame sensor to execute.
b. During the calling,press the blue button,warning light mutes,continue to twinkle.
c. Press the blue button again,the alarm lamp continue flashing horns.
d. The built-in positioning module and control module,in order to control remote operation fire phone.
e. Sound of alarm≥120dB
Autodial telephone,handset emergency telephone, handfree emergency telephone, handset free emergency telephone,Auto dial emergency phone, Metal emergncy telephone，sos telephone,help telephone,GSM telephone,help point,help phone, outdoor emergency telephone,Gaitronics,emergency call point,metal help telephone, camera phonepublic telephone,loud speaking phone,bank service telephone, elevator phone,window intercome,LCD telephone,hotline phone,talk a phone,cleanroom telephone,viking,weatherproof phone,SIP phone,voip phone, call point outdoor weatherproof phone,solar energy help phone,tunnel telephone,2G,3G telephone,trackside telephone, lift intercom,
1.Well treated PCB used inside the phone.
2.Robust screw terminals used for the connection of ringer,handset,line in,hookswitch.
3.Selectable 7 minute time out,to release the line if the handset is left off hook.
4.All connectors be greased in production.
1.Kirk electro dynamic transducer for both handset transmitter and receiver.
2.Spring cable or armoured cable to attach the handset to the telephone main unit.
3.Stainless steel cable to connect exchange.
4.Inductive coupler fitted for hearing aid compatibility.
5.Handset integrity wiring to enable exchange to check if the phone is still operational.
VOIP OVER IP-SIP(Version)
Connection type:Rj45 Socket inside sealed enclosure
Power supply:External 5V dc
Call set-up Protocol:Session Initiation Protocol(SIP)
Configuration:DHCP or STATIC IP address provisioning