Control Data Corporation CYBER 180 810 Maintenance And Parts Manual page 57

TABLE 4-3. SYSTEM POWER CONTROL PANEL CONTROLS AND INDICATORS
(SHEET 2 of 2)
I Panel Marking
I
1400-Hz VOLTAGE
I
I
I
I
I
I
IVOLTAGE ADJUST
I
I
I
ITIME METER
I
I
(MODE (OFF/LOCAL/
I REMOTE)
I
I
I
I
I
I
I
SYSTEM DISCONNECT
60469500 A
Description
Meter
Rheostat
Digital
meter
Rotary
switch
(keylock)
Toggle
switch
Dewpoint
indicator
Function
Indicates percentage deviation of
system motor-generator output
from nominal level (120 V
line-to-neutral, 208 V line-to-
line). Indication is average
of the three 400-Hz lines.
Adjusts percentage deviation of
system motor-generator output
from nominal level (see above).
Indicates total motor-generator
running time.
Selects control point for
application of 50/60-Hz and 400-
Hz power to system:
OFF-off
LOCAL - Local SPCP control
REMOTE 1- CYBER 180/810 or
830 controlled by master CYBER
170/700, or SPCP for peripherals
shared by master CYBER 170/700
and slave CYBER 180/810 or 830.
REMOTE 2 - CYBER 180/810 or 830
controlled by master CYBER
180/810 or 830
REMOTE 3 - CYBER 180/810 or 830
controlled by configuration
environment monitor (CEM).
Applies single-phase 50/60-Hz
power from power source,
through wall-mounted EMERGENCY
OFF switch to SPCP.
Indicates room dewpoint between
-17.8 and 37.7°c (Oto l00°F)
An audible alarm sounds when
dewpoint reaches 11.1°c
(S2°F). If dewpoint reaches
13.3°c (S6°F) the system
displays a warning message
and powers down in 2.5 seconds.
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