2
SPECIFICATIONS
Environmental
Note: Specifications as noted below unless otherwise
specified in applicable accessory literature.
Temperature:
Operating: +4 °C to +50 °C (+40 °F to +122 °F).
Humidity: 0% to 95% relative, noncondensing.
Shock: 50 g, 11 ms, 1/2 sine.
Altitude: 3000 m (10,000 ft).
LTC 8550/00, LTC 8550/01 Keyboards
Full function keyboard used for system control and
programming. Includes integral fixed speed pan/tilt joystick
and zoom lens controls. Power provided by main CPU bay
using supplied 4 m (12 ft) cable. All ‘/01’ keyboard models
utilize icons to identify the keys in lieu of the English
descriptions.
Electrical
Operating Voltage: 12 VAC (supplied by main CPU bay).
Power: 3.6 W nominal.
Signal: Two wire RS-485, 9600 baud.
Connectors: One 6 contact connector for data/power.
Mechanical
Construction/Finish: High impact polystyrene. Charcoal
colored case with mushroom colored keys.
Dimensions: 483 W x 51 D x 178 H mm (19 x 2 x 7 in).
Weight: 1.24 kg (2.7 lb).
LTC 8551/00, LTC 8551/01 Keyboards
Same as LTC 8550 Series keyboards except contains four
directional oriented, nonprotruding push buttons instead of
joystick for applications where a flush mounted appearance
is desired.
LTC 8554/00, LTC 8554/01 Keyboards
Reduced size version of LTC 8551 Series keyboards.
Dimensions: 220 W x 51 D x 155 H mm (8.67 x 2.00 x
6.11 in).
Weight: 0.5 kg (1.1 lb).
LTC 8553/00, LTC 8553/01 Keyboards
Similar to LTC 8550 Series keyboards except contains
variable speed joystick for use in Allegiant systems where
variable speed pan/tilt control is desired using AutoDome
®
pan/tilt/zoom/cameras.
LTC 8555/00, LTC 8555/01 Keyboards
Reduced size version of LTC 8553 Series keyboards.
Dimensions: 220 W x 51 D x 155 H mm (8.67 x 2.00 x
6.11 in).
Weight: 0.55 kg (1.22 lb).
LTC 9050/00 Keyboard Rack Mount Kit
Rack mounting kit designed to provide vertical, horizontal
or 30° inclined mounting for LTC 8550, LTC 8551,
LTC 8553, or LTC 8552 Series keyboards.
Finish: Flat black.
Dimensions: Width: 1 EIA standard rack unit; height: 5 EIA
standard rack units.
483 W x 220 H mm (19 x 8.75 in).
Weight: 1 kg (2 lb).
LTC 8558/00 Keyboard Extension Cable
Six conductor extension cable carries data/power for
remote LTC 8550, LTC 8551, or LTC 8553 Series keyboards
up to 30 meters (100 ft) away from main CPU bay.
LTC 8557 Series Keyboard Extension Kits
Interface kit used to remote LTC 8550, LTC 8551, or
LTC 8553 Series keyboards up to 1.5 km (5000 ft) away
from main CPU bay. Customer supplied 0.5 mm
2
(24 AWG)
shielded-twisted pair (Belden 9841 or equivalent) required
between main CPU bay site and keyboard site. Kit provides
two junction boxes, interface cable, and appropriate
keyboard power supply.
Electrical
Model No. Rated Voltage
1
Voltage Range Power
LTC 8557/60 120 VAC, 50/60 Hz 108 to 132 10 W
LTC 8557/50 230 VAC, 50/60 Hz 198 to 264 15 W
1. Input voltage of included power supply.
Indicators: Junction box mounted power LED.
Connectors:
4-position screw terminal block.
6-contact keyboard cable connector.
Mechanical
Construction/Finish: Surface mountable, flat black painted
metal enclosure.
Dimensions: 82 W x 57 D x 25 H mm (3.25 x 2.25 x 1
in).
Weight: 170 g (6 oz).
(18 paginas)
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