VEGA VEGASCAN 850 - Manual (Page 20)

20 VEGASCAN 850
Output signal of VEGASCAN (depending on the ordered instrument version)
Siemens 3964
- interfaces RS 232, RS 422, RS 485, TTY
- transmission rates 110 … 19200 baud
- transmission mode serially asynchronous, half-duplex
- coding system 8 bit binary
- number of bits 1 start , 8 data, 1 parity, 1 stop bit
- parity NONE, ODD, EVEN
- backup BCC
VEGA-ASCII
- interfaces RS 232, RS 422, RS 485, TTY
- transmission rates 300 … 38400 baud
- transmission mode serially asynchronous, half-duplex
- coding system 8 bits ASCII
- number of bits 1 start, 8 (7) data, 1 parity, 1 stop bit
- parity NONE, ODD, EVEN
- backup none
Modbus
- interfaces RS 232, RS 422, RS 485, TTY
- transmission rates 300 … 38400 baud
- transmission mode serially asynchronous, half-duplex
- coding system
RTU-Mode 1 start, 8 data, 1 (0) parity, 1 stop bit
ASCII-Mode 1 start, 8 (7) data, 1 (0) parity, 1 stop bit
- parity NONE, ODD, EVEN
- backup
RTU-Mode CRC-16
ASCII-Mode LRC
Profibus DP and FMS
- interfaces RS 485
- transmission rates
Profibus DP 9.6 … 12000 kbaud
Profibus FMS 9.6 … 500 kbaud
- transmission mode serially asynchronous, half-duplex, slip-free
synchronisation
- coding system NRZ code
- backup Haming distance HD = 4
Galvanic separation galvanic separation between sensor current
circuit, power supply, output signal (Siemens
3964, Modbus etc.) and RS 232 PC adjustment
interface
- reference voltage up to 500 V
- isolation resistance 4 kV
Technical data