GP328 is Ex ib IIB T3 explosion-proof grade. It has passed the intrinsic safety certification of the explosion-proof certification body and meets the requirements of explosion-proof environment. It is suitable for the Zone 1 and Zone 2, T1-T3 explosive gas mixture containing IIA-IIB.
| IIA | IIB | IIC | |
| T1(450℃) | Methane, toluene, methyl ester,Ethane, propane, acetone,Acrylic, benzene, styrene,Carbon monoxide, ethyl acetate,Acetic acid, chlorobenzene,methyl acetate,ammonia | Propylene, propylene Clear, dimethyl ether, Hydrogen cyanide, City gas | Hydrogen, water gas |
| T2(300℃) | Methanol, ethanol, ethylbenzene, Propyl alcohol, propylene, butanol,Butane, butyl acetate,Amyl acetate, cyclopentane | Butadiene, ring Ethoxyethane, B Ene, furan | Acetylene |
| T3(200℃) | Pentane, pentanol, hexane, Hexanol, heptane, octane, Ethanol, turpentine, Naphtha, petroleum (including steam Oil), fuel oil,Pentanol tetrachloromethane | Dimethyl ether, propylene Aldehyde, hydrogen sulfide | |
| T4(135℃) | Acetaldehyde, trimethylamine | Dibutyl ether, two Ether, ethyl methyl, Tetrafluoroethylene | Carbon disulfide |
| T5(100℃) | Ethyl nitrate | ||
| T6(85℃) | Ethyl nitrite |
Intrinsically safe certification standards
Passed the Ex ib IIB T3 intrinsically safe explosion-proof certification, in line with the SOLAS regulations for ship firefighters communication
Advanced audio technology
Motorola special voice compression and low-level extension technology enables crisper, clearer, and more powerful voice quality, and maintains unobstructed communication even in noisy environments.
Emergency warning and alert
The GP328 can make a harsh alarm sound by tapping an emergency button to provide users with instant rescue alarm prompts to meet emergency communication requirements.
Tri-color LED battery fuel gauge
The three-color LED indicator on the top of the walkie-talkie body reminds the user to charge the battery in time when the battery is too low.
Built-in voice-activated (VOX)
Hands free, this feature can be activated by matching headset.
Strict squelch / ordinary squelch
Flexible muting switching strict filtered over background noise, or to cover the ordinary common muting
General specification | |
Frequency Range | 403-470MHz |
Frequency stability | 2.5ppm |
Battery | Hydrogen battery |
Operating temperature | -30℃~+60℃ |
Dimensions | 57.5（W） x 137（H） x 37.5（D）mm |
Weight | 420g |
Waterproof Level | IP54 |
Explosion-proof grade | Ex ib IIB T3 Gb |
Transmitter specification | |
Output Power | 5W |
Audio distortion | 3% |
Channel spacing | 12.5kHz |
Band interval | Full-band differentiation |
Modulation limit | ±2.5@12.5kHz |
Receiver specification | |
Receiving sensitivity | 0.25uV |
Rated audio | 500mW |
Adjacent channel sensitivity | 60dB@12.5kHz |
Spurious Rejection | 70dB |
Intermodulation suppression | 70dB |
Audio response | +1~-3dB |
-
Q:What are the advantages of the Ocean one walkie-talkie?
A: 1, Ocean one walkie-talkie is a marine radio brand, specialized production and sales of maritime radio, high professional 2, anti-salt fog anti-corrosion material, in line with the marine environment. 3, Ocean one walkie-talkie through the European ATEX explosion-proof certification, IP68 waterproof certification, CE certification, FCC certification, RoHS certification. 4. Stable performance and reliable quality. The Ocean one brand walkie-talkie includes a waterproof walkie-talkie and an explosion-proof walkie-talkie. The waterproof walkie-talkie has an IP68 rating and can float in the water. The explosion-proof walkie-talkie level reaches the IIB T4 explosion-proof level. 5, the price is reasonable, there is a competitive advantage. 6, Ocean one radio is HZH own production and sales of the brand, you can be agents of our products, becoming Ocean one walkie-talkie agent You can send us an email to info@hzhmarine.com to contact us.
-
Q:Can I represent the walkie-talkie of HZH?
A: Yes, you can become the agent of HZH's Ocean one walkie-talkie. You can send us an email to info@hzhmarine.com to contact us.
-
Q:Which brand walkie-talkies does HZH sell?
A: HZH sales of walkie-talkie brands are Ocean one, Entel, Standard Horizon, Motorola, ICOM and so on. The Ocean one walkie-talkie is a brand that HZH has produced and sold. Entel, Standard Horizon, Motorola, ICOM are the agent brands of HZH. You can send us an email to info@hzhmarine.com to contact us.
