Hanna Instruments HI 903 - Manual (Page 37)

2-13
SETUP
Extension
USB
Stirrer
Probe
24VDC
OFF
ON
A
B
c
D E F G
H
I
J
2.3.4.4 Electrical Connections
• Connect the KF electrode to the BNC connector (C).
• Connect the power adapter cable to the power input connector (B).
Figure 8
Function Type of Connector
A Power switch
B Power input (24 Vdc) DC Power jack connector
C KF probe BNC socket
D External magnetic stirrer 4-pin mini-DIN
E Connector for expansion device 8-pin DIN socket
F External PC keyboard 6-pin mini-DIN (Standard PS/2)
G Analytical balance interface (RS232) Standard DE-9 socket
H PC interface (USB) USB Standard Type B
I External display Standard VGA display 15-pin socket
J Parallel Printer Standard DB-25 socket