- Introduction
- Specification
- Dimension
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- Application
- Dual optical port single (multiple) mode, 8-channel RS232+ 1-channel RS422/RS485, 2-channel Ethernet port, 4-channel voice relay or 2-channel remote signal output of remote voice A and B ports
* supports ring network self-healing function
* RS232 bus arbitration function
* network
* standard 1U rack type
- * bit error rate of data transmission: 10-10
* asynchronous rate: 0--115.2Kbps (adaptive)
* electrical characteristics: in line with RS232, RS422, RS485 related standards, rs-485 interface can be connected to 32-128 nodes, communication distance of 1200 meters, physical interface: db15-hole
* fiber line rate: 32Mbit/s
* interface form: FC /SC (optional)
* power supply mode: DC+5V, +12V, +24V, + 48V, AC 220V, generally used to provide user side voice interface + 48V, AC 220V
* working temperature: - 35 ℃ ~ 75 ℃
* storage temperature: - 40 ℃ ~ 85 ℃
* operating humidity: 5% ~ 95%
* maximum number of cascade stations: 50
* industrial Ethernet network standard: in line with IEEE802.3 10base-t
* interface form: RJ45(with shielding)
* TP line length: up to 100m
* effective audio transmission bandwidth: 300 ~ 3400Hz
* pulse code modulation characteristics: in line with GB7610 standard requirements
* audio interface impedance: 600 Ω
* switch side interface: FXO, user side interface: FXS
* nominal voltage from user feed: -48v 10%
