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IQH1S 1U Enclosure
SECTION 1
IQH1SINS
23/11/06
www.snellwilcox.com
Version 1 Issue 4
1.2
POWER ON/OFF SWITCH
The power ON/OFF switch is located behind the
drop-down front panel in the left-hand corner.
Power ON will be indicated by the illumination of
the LED on the front panel.
FRONT PANEL CONNECTOR
When an active control panel is fitted to the unit,
this connector carries the communication signals
between the mainframe and the front panel.
COMMUNICATIONS MODE SWITCH
This
toggle
switch
allows
the
type
of
communication signal used for the rear panel `D'
connector, to be selected.
The switch should be in the UP position to use
RollCall 485 and in the DOWN position to use
RS422(PC) interface signals.
eway Card
eway Card