Product Introduction:
Digital integrated circuit, stable and reliable low power consumption
Teknoloji dijital ku teknoloji ye cɔl amplification fidelity, a bɛ se ka jam ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ
A tɔŋ akutnhom setup function, a tɔŋ call, group call, full call, etc. (tɛ̈n yenë switch function)
A nɔgɔya, a ye telefɔn ye telefɔn ye telefɔn ye telefɔn ye telefɔn ye telefɔn ye telefɔn ye telefɔn ye telefɔn ye telefɔn ye telefɔn ye telefɔn ye telefɔn ye telefɔn ye telefɔn ye telefɔn.
Application Scenario:
HWB series has a host (program control) explosion-proof telephone amplification communication system, suitable for petroleum, chemical, petroleum and natural gas, drilling platforms, petroleum tanks (ships), ports, terminals, military industries, pharmaceuticals, mines and other hazardous places containing flammable explosive gases and strong noise environments for amplification call communication. HWB series has a host (program control) explosion-proof telephone amplification communication system, suitable for petroleum, chemical, petroleum and natural gas, drilling platforms, petroleum tanks (ships), ports, terminals, military industries, pharmaceuticals, mines and other hazardo
Parameters teknis:
Parameters anti-explosion | |
Alam anti-explosion | Ex d ib IIB T6 Gb/Ex tD A21 IP66 T80℃ |
Niveau gël | IP66 |
Parameters elektrik | |
Voltage signal | DC48V |
Current ye baara | ≤ 1A |
Frequency Response | 250 ~ 3000 Hz |
Level of bell | ≥ 80dB |
Dual Audio Multi-Frequency Dialing | A tɛmɛ: 1.6 ± 0.2: 1.0 |
Dial Frequency | Frequency band low: 697.770.852.941HZ |
Frequency band: 1209.1336.1477HZ | |
Parameters mekanik | |
Material | Aluminium alloy |
Weight ye | 10Kg |
Interface threaded | G3/4” *3 |
Ye install | Wall ye |
Indikator ekologi | |
Gas ye bɛ̈ɛ̈i | IIA IIB IIC |
Pressure atmosphérique | 80 ~ 106KPa |
Temperature ɣän | -25 ℃ ~ + 60 ℃ (tɛmɛ) |
Rɛlatif humidity | ≤ 95%RH(+25℃ ) |