Fig. 10. Connection of MODBUS-ASCII devices to RS485 MODBUS-RTU bus
8. VERSIONS
ADA-4040PC1 -
-
Order example:
Product Symbol:
ADA-4040PC1-1-23
1
– standard version,
23
– 1kV=, 3-way galvanic isolation,
Version:
Standard
1
3-way galvanic isolation:
1kV=
23
3kV=
33
9. SPECIFICATION
TECHNICAL DATA
Transition Parameters
Interface
RS-485/RS-422 (ASCII)
RS-485/RS-422 (RTU)
Connector
Screw terminal, wire max. Ø 2,5mm
2
Screw terminal, wire max. Ø 2,5mm
2
Line length
1200m (depends on baud rate)
1200m (depends on baud rate)
Max. number of connected device
Up to 32 devices
Baud rates (bps)
300, 600, 1200, 1800, 2400, 4800, 7200, 9600, 14400, 19200, 28800, 38400, 57600, 76800,
115200, 230400,
Data formats
Data bits 5, 6, 7, 8,
Parity: None, Parity, Odd,
Number of stop bits: 1, 2,
Transmission line
Twisted cable 1-pair or 2-pair, UTP Nx2x0,5 (24AWG), shield inside large interferences STP
Nx2x0,5(24AWG).
Transmission type
Asynchronism full duplex, half duplex.
Standards
EIA-485, CCITT V.11
12
ADA-4040PC1
SCADA
MASTER
MODBUS-RTU
RS-485
SLAVE
MODBUS-ASCII
device
RS485
SLAVE
MODBUS-RTU
device
ADA-1040
ADA-4040PC1
RS-485
SLAVE
MODBUS-ASCII
device
RS-422
SLAVE
MODBUS-ASCII
device
ADA-4040PC1
ADA-4040PC1
RS-232
Summary of Contents for ADA-4040PC1
Page 14: ...14 ADA 4040PC1...
Page 15: ...15 ADA 4040PC1...