Specifications

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6
Site Sentinel
®
16 Installation and Operation Manual
INSTALLATION
Rear panel indicators and controls
Name Type Description
Chs Gnd 6-32 screw Chassis ground screw. Tie to station/site ground system.
PF 2.1mm Jack Power failure power jack (optically-isolated). 5 -12 VDC
@ 15 ma power supply optional.
NET Connector RJ45 network connector.
SSLT Connector Unbalanced Silence Sensor left audio input (Top).
SS GD Connector Silence Sensor audio ground (Top).
SSRT Connector Unbalanced Silence Sensor right audio input (Top).
NOTE: Left and right electronically summed to
monaural internally.
PCNO Connector Power controller normally open relay contact (Bottom).
PCNC Connector Power controller normally closed relay contact (Bottom).
PCJP Connector Power controller internal function jumper (Bottom).
MTR 1-16 Connector Metering (analog) inputs one thru sixteen (Top).
MGND Connector Metering (analog) ground reference terminal (Top).
ST1A - 16A Connector Status/logic opto-isolators. When configured for DRY,
(factory default) this terminal is ground. When config-
ured for WET (floating), this terminal is the anode via a
2.2K ohm current limiting resistor (Bottom).
ST1B - 16B Connector Status/logic opto-isolators. This terminal is always the
cathode (Bottom).
L1NO–L16NO Connector Lower Normally Open, dry relay contacts (Top).
L1CM-L16CM Connector Lower CoMmon (wiper), dry relay contact (Top).
L1NC-L16NC Connector Lower Normally Closed, dry relay contact (Top).
R1NO-R16NO Connector Raise Normally Open, dry relay contacts (Bottom).
R1CM-R16CMConnector Raise CoMmon (wiper), dry relay contact (Bottom).
R1NC-R16NC Connector Raise Normally Closed, dry relay contact (Bottom).
TEMP 3.5mm Jack Temperature probe input jacks. 1/8” (3.5mm)
T/R/S mini-jacks. One probe supplied. (Top/Bottom).
12VDC Power 2.1mm Jack System power supply input. 12 volt DC @ 2.5 amp.
NOTE: Center positive.
Chs Gnd 6-32 screw Chassis ground screw. Tie to station/site ground system.