Watec WAT-221S2 Operation Manual page 2

■Alarm output terminal
When the motion detection function is selected, the alarm output terminals, A3
and B3, are closed circuit by detecting any movement in the monitored area. If an
alarm is attached as the diagram indicate d below, the alerting system ( sound,
light, etc.) turns on by the closed circuit . Please make sure that the attached
alarm supply voltage is 16V or less between the 2 terminals and the output
current 250mA or less.
Alerting system
A3(Orange)
AC adaptor
B3(Orange/White)
※When connecting to the induced load(relay, motor) or incandescent electric
lamp, take measures against surge voltage and inrushing current on the
outside circuit.
■RS485 Communication
OSD operation is possible through the use of the RS485 communication line and
a PC or Pelco-D protocol compatible DVR, Controller, etc... (refer to diagram
below).
The voltage levels between the input terminals A5(RXD[+]) and B5(RXD[ - ]) must
be between -7 to +12V. Please take caution to connect the input terminals with
the correct polarity. Please refer to the user 's manual for the RS485 compatible
equipment for proper connection and use.
A5 (Gray)
RS485
Resistance → compatible
120Ω
equipment
B5 (White)
※The Camera does not have a termination resistor, therefore, as n eeded,
please terminate the connection on the cable side (Termination Resistor
120Ohms)
Options
To purchase these options, please contact the distributor or dealer from which
you purchased the WAT-221S2.
C-mount Adaptor (34CMA-R)
This lens mount adaptor is used to convert a
CS-mount to a C-mount.
Mini Stand (MS50)
A convenient stand for the WAT-221S2. With this
stand, the camera can be adjusted to any desired
angle.
Contact information
 Design and specifications are subject to change without notice.
 Watec is not responsible for any inconvenience or the attendantdamages
to the video and monitoring recording equipment caused by misuse,
mis-operation or improper wiring of our equipment.
 If for any reason the WAT-221S2 does not work properly, or if you have any
questions regarding installation or operation, please contact the distributor or
dealer from which it was purchased.
Contact information
Watec Co., Ltd.
Add.: 254-2 Nihonkoku, Daihoji, Tsuruoka- Shi,
Yamagata-Ken, 997-0017 Japan
TEL: +81-235-23-4400 FAX: +81-235-23-4409
Email: info-o@watec.co.jp
URL: http://www.watec.co.jp
1592Z00-Y2200004