OHAUS RS232 Interface - Page 7

RS232 Interface EN-5
RS232 (DB9) Pin Connections
The RS232 Interface Kit cable terminates with a 9 pin Sub-D female connector.
Active pins: Pin 2 = TXD, Pin 3 = RXD, Pin 5 = Ground.
The Interface connector can connect directly to a computer, an OHAUS printer and
other printers.
Diagram
Type
Description
Note: RTS
, CTS and
RT_CTL signal pins are only
available for PJX
balances
.
Interface type
Voltage interface conforming to EIA RS-
232C/DIN 66020 (CCITT V24/V.28)
Max. cable length
15 m
Signal level
Output:
+5 V ... +15 V (RL = 3 – 7kΩ)
-5 V ... -15 V (RL = 3 - 7 kΩ)
Input:
+3 V ... +25 V
-3 V ... -25 V
Connector
Sub-D, 9-pole, female
Operating mode
Full duplex
Transmission mode
Bit-serial, asynchronous
Transmission code
ASCII
Baud rates
Scout STX, SPX, SKX, SJX balances:
1200, 2400, 4800, 9600,
19200, 38400, 57600, 115200
(firmware selectable)
PJX balances:
1200, 2400, 4800, 9600, 19200, 38400
(firmware selectable)
Bits/parity
7-bit/even, 7-bit/odd, 7-bit/none, 8-bit/none
(firmware selectable)
Stop bits
Stop bit 1, 2
Handshake
None, XON/XOFF, RTS/CTS (selectable)
End-of-line
Not selectable