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Note: If the total cable length exceeds 1,000 feet, termination per requirements of the
RS485 Card Adapter Specification may be required.
5. Connect two 22–26 AWG wires to the alarm terminals at the rear panel labeled ALARM
NO (normally open) and C (common). (See
connected to the user's alarm panel at the installation location.
6. Using a modular power cord, connect the switch to a convenient source of AC input
voltage, or (if it is to be powered by direct current) connect the DC terminal block
(Figure
Note: The OUT A and OUT B –48 VDC and VAC outlet connectors are not used in this
RDS version. They are left unpowered in all modes of operation.
Warning: The RDS-AS is factory set for –48 VDC or 240 VAC operation. For 100/120 VAC
operation, refer to
7. Check that the front panel (green) NORMAL and (red) FAILURE LEDs are lit, indicating
that the internal power supply is operational. Then proceed to
operate the switch.
4.1
Configuring the RDS-AS for 100 to 120 VAC Operation
The RDS-AS is factory set for –48 VDC or 240 VAC operation, with "230V" showing as the
voltage setting in the power inlet module window
100 to 120 VAC operation, perform the following:
Note: The RDS-AS is supplied with a detachable power cord for 120 VAC operation. For
240 VAC operation, consult your local electrical code for the correct type or style of power
cords required.
1. Make sure the power cord is removed from the power inlet module before continuing.
2. Pry open the power inlet module door from the right side using a small screwdriver or
equivalent.
3. Remove the fuse module using a small screwdriver or equivalent.
4. Rotate the fuse module 180º so that the text "115V" will show through the power inlet
module window when the door is closed.
ALARM
IN
C
NO
Figure 11. Terminal Block for Alarm and DC Power Connections
11) to –48 V battery power.
Section
4.1, Configuring The RDS-AS for 100 to 120 VAC Operation.
Figure
11.) The other ends of the wires can be
–
48DC
1A MAX
OUT A
OUT B
12363-A
(Figure
12). To configure the RDS-AS for
© 2005, ADC Telecommunications, Inc.
ADCP-61-813 • Issue 2 • February 2005
Section 5
to set up and
Page 9
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