A&D SV-10A Manual de instrucciones Pagina 81

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12.
RS-232C SERIAL INTERFACE (FOR ALL MODELS)
RS-232C Serial Interface
Transmission system EIA RS-232C
Transmission form Asynchronous, bi-directional, half duplex
Data format Baud rate 2400 bps
Data bits 7 bits
Parity EVEN
Stop bit 1 bit
Code ASCII
Terminator CR LF (CR: 0Dh, LF: 0Ah)
Bit format
Pin Connections
Display unit rear side
SV-A/H series (DCE) Computer (DTE)
Pin No. Signal Name *1 Description Direction Signal Name
1 FG Frame ground - FG
2 RXD Receive data
TXD
3 TXD Transmit data
RXD
4 RTS Ready to send *2
RTS
5 CTS Clear to send *2
CTS
6 DSR Data set ready
DSR
7 SG Signal ground - SG
16, 18, 19, 21, 23 Internal use Do not connect *3
Others Not used
*1: Signal names of the viscometer side are the same as the DTE side with TXD and RXD
reversed.
*2: RTS and CTS flow control are not used. CTS output is HI always.
*3: Normal DOS/V cables do not use these terminals.
RS-232C
-5 V to -15 V
+5 V to +15 V
Data bits
Start bit
Parity bit
Stop bit
13 1
25 14
M2.6
screw
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