Power Connections; Technical Assistance - Valcom VP-4024C User Manual

CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
CAUTION: To reduce the risk of electric shock,
Do not remove cover.
No user serviceable parts inside.
Refer servicing to qualified service personnel.
This symbol indicates that dangerous
voltage constituting a risk of electric
shock is present within this unit.
This symbol indicates that there are
important operating and maintenance
instructions in the literature accompanying
this unit.
Nominal Specifications
Power Requirements
Input Voltage: 105-120VAC, 60Hz, 150 Watts max
Dimensions:
(27.18cm H x 16.13cm W x 9.53cm D)
Weight:
Output Characteristics:
Ripple 10 millivolts RMS max
Environmental
Operating Temperature:
Cooling:
Humidity: 10 to 90% (Non-condensing)
INSTALLATION
Mounting
The VP-4024C is designed for wall mounting only.
The unit should be mounted within seven feet of an
AC receptacle.
Screw mounting plate to wall and position power
supply on mounting plate via the mounting slots.
Precautionary Notes:
10.70"H x 6.35"W x 3.75"D
12 lbs. (5.44 kg)
-24VDC regulated 10%
"A" battery
Two 2 Amp outputs
0 to +40° C
Free Air Convection

Power Connections

Use a cord set consisting of a minimum 18 AWG cord
and grounding type attachment plug rated a minimum
of 15A, 250V. The VP-4024C is provided with a
NEMA 5-15 UL Recognized cord set for North
American use.
Connections
Connections to Valcom page control units are
shown in Figure 1.
When using the VP-4024C with Valcom page
equipment, strap either of the "+" outputs to a
reliable ground reference point.
When installing Valcom one-way amplified horns,
connect the white and black wires of the horn to
the power supply "-" and "+" terminals
respectively.
Multiple power wire runs may be originated at the
VP-4024C by utilizing a connection block.
When installing Valcom one-way speakers,
connect the 24VDC and GND terminals of the
speaker to the "-" and "+" terminals respectively.
Plug power supply into wall outlet.

TECHNICAL ASSISTANCE

When trouble is reported, verify the unit is properly
connected and there are no broken connections
leading to this unit.
Assistance in troubleshooting is available from the
factory. When calling, you should have a VOM and a
test set and be calling from the job site. Call (540) 563-
2000 and ask for Technical Support, or call (540) 767-
1555 for Valcom 24-hour Faxback System or visit our
website at http://www.valcom.com.
Valcom equipment is not field repairable. Valcom, Inc.
maintains service facilities in Roanoke, VA. Should
repairs be necessary, attach a tag to the unit clearly
stating company name, address, phone number,
contact person and the nature of the problem. Send
the unit to:
Repair and Return Dept.
5614 Hollins Road
Roanoke, VA 24019-5056
2
Valcom, Inc.