VoIP Intercom System Rugged Elevator Emergency Telephone Knzd-07
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Price:
Negotiable
- minimum:
- Total supply:
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Delivery term:
The date of payment from buyers deliver within days
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seat:
Guangdong
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Validity to:
Long-term effective
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Last update:
2017-09-17 12:10
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Browse the number:
214
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- Contactaixin:
Miss Jenny(Mr.)
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Email:
telephone:
phone:
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Arrea:
Guangdong
Address:6th/Floor, 268# Building, Nanchang Industrial Park, Gushu, Baoan District, Shenzhen, Guangdong, China 518126
- Website:
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Cell+8613530416503
The telephone is compatible with most of simulative or digit telephone distance control exchanger. Mainly used as handset free sound telecommunication in hazardous work environment.
Main Features:
2. Metal body. Mechanical hookswitch.
3. Autodial when phone is picked up.
4. The speed-dial number can be optionally set or changed by keypad and its very easily operated.
5. Tally with the full function of the common telephone
6. Wearable, waterproof, moisture proof, Vandal resistant and tamper-resistant hardware
7. Lightening protection to ITU-T K.21
8. Handset integrity wiring to enable the telephone system to check if the telephone unit is still operational.
9. Selectable 7 minute time out
10. Stainless steel keypad with LED bright light function
11. The stainless steel armoured handset cord is manufactured to withstand high tensile forces.
Railway, metro, ATM machines side, Tunnel, Port, Dock, Mines, Generation facilities...
A good ideal telephone for use in wet or corrosive atmospheres
Specification:
Main technical indexes:
1. Applicable for various types of SPC exchange and dispatching exchange system with feeding voltage of 33-60V.
2. Ambient temperature: -30 ~ +60 degreeRelative Relative humidity: 10%~95%
Atmospheric pressure: 86~106Kpa Circumstance noise: <60dB(A)
3. Sound level of ringing: >70dB(A).
4. Standard frequency: low frequency group: 697, 770, 852, 941Hz,
high frequency group: 1209, 1336, 1477Hz, frequency deviation: -1.5%~+1.5%
If service line is a 3Km signal-level:
Standard frequency: low frequency group: -12dB~-6dB, high frequency group: -10dB~-4dB, level difference between low and high frequency of compound signal: 1dB~3dB, the total distortion caused by intermodulation of harmonic wave is lower than the basic level by at least 20dB.
5. Call transmission index: (5KM)SLR<12, RLR<-1, STMR>10, output impedance is 600 Ohm.
6. Super strong function is available for dialing 12 groups of numbers stored in the memory (maximum length of each number is16 digits)
Packaging specifications
| Machine size: | 280 *180 *50( mm ) |
| Carton size: | 300 *200 *80( mm ) |
| Packaging material: | pearl cotton, carton |
| Gross weight: | 3.21KG |
| Net weight: | 2.51KG |
