Rice Lake PR5230 Fieldbus Transmitter - Manual (Page 56)

Installing the Instrument and Plug-in Cards PR 5230 Instrument Manual
EN-56 Sartorius
4.2.10 Interface RS-232
The instrument is provided with a built-in RS-232 interface. This interface is configurable, and can be used,
for example, for data transmission to a remote display or a printer.
Number of channels 1
Type
RS-232, full duplex
Transfer rate 300…115K2 bit/sec
Parity none, odd, even
Data bits 7/8 bit
Input signal level Logic 1 (high) - 3 ... - 15 V
Logic 0 (low) + 3 ... + 15 V
Output signal level Logic 1 (high) - 5 V
Logic 0 (low) + 5 V
Number of signals 2 output signals (Tx, RTS)
2 input signals (Rx, CTS)
Electrical isolation none
Connection 5-pin plug-in terminal block
conductor
cross-section
max. 1.5 mm²
Cable type shielded twisted pair
(e.g. LifYCY 3x2x0.20),
1 pair of wires for GND
Cable length max. 15 m
TxD
RxD
CTS
GND
4
5
3
2
1
RTS
RS-232
Caution!
After 30 seconds without data exchange, RTS and TxD are switched off.