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HD5050
SECTION 4
HD5050070999 Version 1 Issue 4
For Software Version Z5 onwards 4.25
POWER CONNECTIONS
This is the mains power connector suitable for a
standard IEC type power cable and contains a
1 A(T) fuse. If a plug is fitted to the cable a fuse of
3 A (Fast) should be installed.
Power ON will be indicated by the illumination of
display on the front panel.
RS422 SERIAL PORT
This 9 pin ‘ D’ connector on the rear panel allows
the unit to be connected to an RS422 network
communications system.
This should be connected to the RS422 9 pin ‘D’
connector on the HD5050.
NETWORK
This has no function on this unit.
COMMUNICATIONS MODE SWITCH
This toggle switch must be set to the RS422
position.
LED INDICATORS
OK
This LED will flash to show that software is
running.
ERROR
This LED will flash to indicate a system error.
COMMS
This LED has no function on this unit.
PROG
This LED has no function on this unit.
AC INPUT
AUTO-SELECT
115/230v
0.2/0.2A
60Hz/50Hz
FUSE
T 1A
Fuse
RS-422
NET
NETWORK
RS-422
ERROR
OK
RS422
COMMS
PROG
NETWORK
BOOT
BUTTONS
BOOT Button
This button is not currently used.
ADDRESS SWITCHES
These have no function on this unit.
RESET button
This button is used to reset the on-board CPU.