self - powered interface
RS 232 - RS 485
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| MINI 2.7/485 self - powered interface RS 232 - RS 485 |
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| TECHNICAL DATA | user's manual |
| transfer mode | RS485 - half duplex |
| max. transfer rate | 115 kb/s |
| maximal line length | 1 200 m |
| selectable terminator | 120R |
| RS485 transmitter control | automatic control - by TxD |
| selectable RS485 receiver control | inverse to transmitter or permanent |
| overvoltage (soft) protection- RS485 side | 300W 8/20us |
| overvoltage (soft) protection - power supply | 600W 10/1000us |
| connector RS232 | D-SUB 9 pin F |
| connector RS485 | screw |
| connector power supply | plug 1.3mm |
| serial power source | TxD, RTS or DTR |
| external power source | +5V to + 12V DC |
| optical indication | power |
| dimension | 63 x 17 x 34 mm |
STANDARD SETTING
| receiver control | inverse to transmitter control |
| terminator | disconnected |