Outdoor Emergency Phone - KNZD-68 - Koontech


Outdoor Emergency Phone - KNZD-68 - Koontech

Product description
This phone is compatible with most analog or digital telephone PBX. Suitable for voice communication in many environments, and can point to point (one-touch) calls in a public communications network or private network.

1.One-touch dialing
2.Switch the monitor screen
3. Call flash tips
4 .Call time limit
5. Automatically hang up
6. High waterproof, dust proof performance, all SUS304 stainless steel casing, protection grade                         IP66.
7. High durability, the use of Teflon wire line, anti-oil, anti-acid, anti-alkali, strong anti-oxidant in line with military standards GJB-773 and UL1332 requirements.

Customer Center for highways, railway stations, airports, terminals, banks, residential quarters, stadiums, shopping malls, the production workshop
Phone call for help, etc.

Technical Data
1.Temperature: -35 ℃ ~ 75 ℃ Relative Humidity: 10% to 95% Atmospheric pressure: 86 ~106 Kpa ambient noise: ≤70dB (A)
2.Ringing level: 70db ~ 80db (A)
3.Pulse dialing: Dial pulse intermittent ratio: 1.6 ± 0.2︰1.0
4.Dial pulse rate: 10 ± 1 times / sec
5.Dual tone multi frequency (DTMF) dialing:
6.Deviation: ≤1.5%; low-frequency group level: -9 ±3dB; High Frequency Group level: -7 ± 3dB frequency combination of high and low difference: 2 ± 1dB; total harmonic distortion at least below the fundamental level is low 20dB
7.Call transmission index: SLR≤12, RLR≤-1, STMR≥10, output impedance: 600Ω

Electro-acoustic features:
1.Send loudness rating ≥ + 2dB ≤ + 12dB
2.Receiving loudness rating ≥-8dB ≤-1dB
3.Sidetone masking assessed value ≥ + 3dB ≥ + 10dB

Function features:
1.Auto Dial: press the emergency button, after 3 to 5 seconds you will automatically answer appropriated to specify numbers.
2.Switching monitor screen: Once you press the emergency button, the machine generates a binary signal, monitoring host will change the screen to the emergency call location.
3.Calls flashing lights tip: When incoming phone calls, high-brightness LED starts flashing, indicating a call comes in.
4.Talk Time limit: a connected phone automatically starts 7 minutes time, time to hang up the unit automatically. Avoid prolonged occupation line resources call (factory preset function).
5.Automatically hang up: After the caller hang up, the machine detects a busy signal, hang up automatically.

Installation: Wall-mounted 
Mounting screw: M6 * 16 Round tamper screw / Each set with 4 pcs

Dimensions: as shown

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