Igure, 13 - p, Ower – CTI Products MCN RCD System Planner User Manual
Page 26: Istribution, Xample
Section 4. System Installation Options
Page 22
MCN Comparator Display System Planner
In the example shown in Figure 13, two power supplies are required, even though there are only four
modules in the system. The second supply is required because the network cable between the third and
fourth modules is greater than the 100 foot cable length maximum for power distribution.
CA-80028-100
IN
OUT
DC IN
IN
OUT
DC IN
IN
OUT
DC IN
IN
OUT
DC IN
>100'
T
T
DC POWER
SUPPLY
DC POWER
SUPPLY
Figure 13 - Power Distribution Example
The following specifications apply to the AC power supplies:
120 VAC U.S. / Canada Power Supply (81-10398)
This module is a plug-in type Class-2 power supply with integral 120VAC power prongs. It includes a
mounting tab for use with the grounding screw in a standard 15A outlet.
AC Voltage:
120 VAC 60 Hz 15W
Basic Dimensions when plugged into a wall
outlet
2.85” Wide x 3.5” High x 2.25” Deep
(73 x 89 x 57 mm)
Overall dimensions with mounting tab and
clearance for DC cable
2.85” Wide x 5.5” High x 2.25” Deep
(73 x 140 x 57 mm)
DC Cable Length (Approximate)
6’ (1.8m)
Weight
1.75 Lbs
When planning the number of outlet strips needed for your system, please note that the 120 V Power
Supply will use one outlet and will cover up two additional outlets on close-spaced outlet strips. Plan
for three outlets for every 120V Power Supply.
230 VAC European Power Supply (81-10728)
This module is a desk-top type Class-2 power supply unit with an IEC connector for the 230VAC
power input. The customer shall furnish the appropriate line cord for the destination country.
AC Voltage
230 VAC 50/ 60 Hz 15W
Basic Dimensions
4.75” Long x 3.2” Wide x 2.65” High
(121 x 81 x 67 mm)
Overall dimensions with clearance for AC cord
and DC cable
9” Long x 3.2” Wide x 2.65” High
(229 x 81 x 67 mm)
DC Cable Length (Approximate)
6’ (1.8m)