Manual

Alpha Communications • 42 Central Drive • Farmingdale NY 11735-1202
Toll-Free Technical Line 1-800-666-4800 • Phone: [phone] • Fax: [phone]
Web: www.alphacommunications.com
• Email: [e-mail]
Due to continuous product improvement, all colors, sizes, wiring and specifi cations are subject to change without notice.
©Copyright 2014-2015 Alpha Communications®. All Rights Reserved.
VK237 2-Wire Video Intercom Kit
Installation Instructions
AWD188
Rev 3
03/2017
INDOOR MONITOR(S)
TECHNICAL SPECIFICATIONS
Display 7” Color TFT LCD Screen
Monitoring Timer 30 seconds
Talk Timer 120 seconds
Ringtone Timer 30 seconds ringing, 90 seconds waiting
Power Consumption <0.5W (standby), <10W (operating)
Voltage Input to Power Supply 100VAC-240VAC, 50/60Hz
Voltage Output from Power Supply 18VDC, 1500mA
Operational Temperature Range -13°F to 149°F (-25°C to 65°C)
LAYOUT
A. ‘MONITOR’ Button
B. ‘DOOR’ Button 1
C. ‘DOOR’ Button 2 [NOT USED]
D. ‘CALL ON/OFF’ Button
E. Ringtone Volume Adjustment
F. Voice Volume Adjustment
G. Chroma/Contrast Adjustment
H. Brightness Adjustment
I. Microphone
FEATURES
1. Soft-Touch button operation
2. Two-Way voice communication
3. Dual door release options
4. Volume, brightness & contrast adjustable
5. Surface-mounted (low-profi le: 1” deep)
6. 2-Wire installation
CLEANING AND MAINTENANCE
1. Indoor Monitor is not water-proof and do not
use it in high humidity places, like bathrooms.
2. If the screen is dirty, use a soft, dry cloth to
gently wipe the screen.
WARNING
Please use the dedicated power supply provided
in this kit by Alpha Communications®. Use of any
other power supply will void the warranty and
may cause system damage.
GENERAL NOTES
1. Do not put Indoor Monitor in wet areas.
2. Do not place the Indoor Monitor on an unstable
surface, to prevent malfunction or damage
caused by falls.
3. Keep Indoor Monitor out of the reach of small
children.
4. Please do not use needles and other sharp ob-
jects to press the Indoor Monitor buttons.
5. Please don’t hit, shake or throw. Handle with
care.
6. Do not install near any electrical devices, dim-
mers, ballasts or high voltage wiring.
Thumbwheel
Controls
Page 1