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947486
ISSUE 1
VIP-851-25 & VIP-851-70/100
SIP 20W GATEWAY 25/70/100V
INTRODUCTION
The VIP-851-25 and VIP-851-70/100 SIP 20W
Gateways enable voice access to a single zone of
one-way paging over an IP network, allowing page
zones to be extended anywhere network
connectivity is available. The VIP-851 can be
programmed as a SIP (Session Initiation Protocol)
device for connectivity to virtually any VOIP (Voice
over IP) telephone system.
The VIP-851-25 has output connections for line
level and 25-volt speakers only. The VIP-851-
70/100 has output connections for line level and
25-volt, 70-volt or 100-volt speakers.
SPECIFICATIONS
Features
1 Audio Input
2 Audio Outputs (VIP-851-25)
3 Audio Outputs (VIP-851-25/70/110)
1 Form C Relay
1 Contact Closure Input
1 SIP identity for registering to a VoIP telephone
system
Power over Ethernet 802.3at (PoE+) compatible
Front panel activity LED
Front panel PoE+ Fault indicator
Front panel Supervision Fault indicator
Provides line level audio for up to 40 Valcom
one-way amplified speaker assemblies
Contact closure or VOX operation of audio input
Removable screw terminal connectors provided
for audio and relay interfaces
AUX input music mutes during page
Barrel jack for optional DC power
Environment
Temperature:
0 to +40° C
Humidity:
0 to 85% non-precipitating
VIP-851-25
VIP-851-70/100
Dimensions/Weight
1 Standard
19” Rack unit
1.75
” H x 16.6" W x 4.8" D
(4.4cm H x 42.2cm W x 12.2cm D)
Weight:
VIP-851-25 2.00 lbs. (0.91 kg)
VIP-851-70/100 3.10 lbs. (1.41 kg)
Nominal Specifications
Input Impedance:
600 Ohms
Input Level:
-10dBm nominal
Voice Switch Sensitivity:
-21dBm
AUX Input Impedance:
8 to 600 Ohms
AUX Input Level:
-10dBm nominal
Output Impedance:
50 Ohms
Output Level:
- 10dBm nominal
Relay Current:
1 Amp @ 24VDC
Nominal Power Requirements
Via rear panel barrel connector:
Voltage: 24VDC
Current:
900mA
Via 802.3at PoE+ Ethernet Switch:
802.3at:
Class 4
