E1 G.703 to RS485 converter

E1 G.703 to RS485 converter
 

Product description:

E1 G. 703 to RS485 converter
PRODUCT CHARACTERISTIC
RS485 rate support 0~115200Kbps self-adapt;
Support RS232 interface (TXD; RXD; GND)
RS485 support hot-plug, connection to DTE or TCE device;
offer 2 kinds of loop-return function, namely E1 self-looping at local end (ANA) and RS485 self-looping at local end (REM)
AC220V and DC-48V for option, and DC-48V is not divided into positive and negative pole with simple installation and maintenance;
has the function of pseudo-random code testing (PATT) , which brings great convenience for installation, debugging and maintenance of equipment;
E1 interface supports 75ohm, unbalanced and 120ohm balanced impedance at the same time;
E1 Interface
Line Rate: 2.048Mbps
Line Code : HDB
Interface Standard: ITU-T G. 703
E1 Impedance: 75ohm (unbalance) and 120ohm (balance)
Connections : dual coax BNC and 120-ohm twisted-pair (RJ45)
Jitter tolerance : finer than G. 742 and G. 823
Clock: internal clock, line clock
RS485 interface
Rate: asynchronous mode 0 to 115200 bps auto-adapt.
Connector: RJ45
Power supply
working voltage range wide, good
anti-disturb and Isolation, work stable
DC-48V, range DC-36V~DC-72C
AC220V, range AC165V~AC240V
Power Consumption: (=3 Watts
environment condition
Operating temperature: 0C~+50 C
Storage temperature: -20 C~+70 C
Relative temperature: 95% (uncondensed)
Dimension
210mm (L)
140mm (W)
30mm (H)
APPLICATION: