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NINGBO JOIWO EXPLOSIONPROOF SCIENCE AND TECHNOLOGY CO., LTD.
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Wall Mounting SOS Basic Function Telephone Set for Oil Exploration Industrial telephone
OverviewQuick DetailsPlace of Origin:ChinaBrand Name:JoiwoModel Number:JWBT821Type:Antique TelephoneVoice Mail:Yesinstallation:wall-mountedc
$450 /
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Wall Mounting SOS Basic Function Telephone Set for Oil Exploration Industrial telephone
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PRODUCT DESCRIPTION
OVERVIEW
Product Name: E xplosion-proof telephone (IP)
Product Type : JWBT821
Ex Mark: Exde[ib]ib IIB T6/DIP A20 TA,T6
Communication systems: IP
Defend Grade: IP65
Dimensions: 343×294×206
Material: Aluminum alloy
Color: Yellow (customized)
APPLICATION
1. Suitable for explosive gas atmospheres Zone 1 and Zone 2.
2. Suitable for IIA, IIB explosive atmosphere.
3. Suitable for dust Zone 20, Zone 21 and Zone 22.
4. Suitable for temperature class T1 ~ T6.
5. Widely used in oil exploration, chemical, military, pharmaceutical, oil refining and other hazardous environments and depots, offshore oil platform, oil tankers and other places .
6.Suitable for high noise places.
FEATURES
1. Support SIP 2.0 (RFC3261) and SIP-related RFC
2. Speech Coding: G.711A / u, G.7231 high / low, G.729a / b, G.722, G.722.1, G.726.
3. Echo cancellation: Support G.168, full duplex, support VAD, CNG.
4.DTMF to support: SIP info, DTMF Relay, RFC2833.
5. Support SIP application, including SIP Call forward / transfer (blind / attended) / hold / waiting / 3 way talking.
6. Support server conference.
7. Support path, gruu.
8. Support SIP Privacy.
9. Support xDSL PPPoE, and supports break automatically redial.
10. Support VLAN (DATA VLAN and VOICE VLAN.
11. Support STUN client.
12.WAN port supports primary and secondary DNS servers, support for DHCP mode can be selected using the dynamically obtained DNS DNS address or use a static configuration.
13.Support DHCP Client on WAN port.
14. Support DNS Relay, SNTP Client, Firewall.
15.Qos support Diffserv.
16. Support command network tools: Including ping, trace route, telnet client.
17. By IPBPX, it enables group calls, broadcast function.
18.Patented designed telephone housing with waterproof and dust-proof function; waterproof cover, beautiful and practical.
19. Aluminum alloy housing with high mechanical strength, and impact resistance.
20. High temperature electrostatic spray of the shell surface with anti-static ability and eye-catching color.
21.Externally connect explosion speaker (10 ~ 25W).
TECHNICAL PARAMETERS
Ex Mark | Exde[ib]ibIIBT6/DIPA20TA,T6 |
Rated voltage | AC220V |
Network protocols | TCP/UDP |
Frequency response | 250 ~ 3000 Hz |
Ringing level | ≥80dB |
Defend Grade | IP65 |
Corrosion grade | WF1 |
Ambient temperature | -40 ~ +60℃ |
Atmospheric pressure | 80 ~ 110KPa |
Relative Humidity | ≤95% |
Lead Line Holes | 2-G3/4 " |
Machine Weight | 10kg |
Installation | Wall Mounted |
WAN port | 10/100 Base-T RJ-45 for WAN |
INSTRUCTIONS
1. The caller takes the handset off hook, dial the callee's telephone number→ the callee's telephone rings.
2. The callee hears ringing → pick up the handset to answer the call, both sides under normal conversation.
3. At the end of the call, hang back the handset.
4.Much more instructions, please refer to the attached Instuctions of Voip phone. Such as: hotline, call forwarding, call waiting, three-way calling, black list, white list, limit list and so on.
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