12
BALANCED INPUT
:
RELAY CONNECTION
Base unit allows the control of an internal general relay allowing control over an external
device or application. Activation is controlled either with the SA (Stage Announce) function or by the
Mic A or B front panel keys. SA function can be activated local or remotely from the WBP-202 dual
channel beltpacks. Typical application of relay control is the command of the PTT key in radio
transceivers, motor controllers, tally lights, etc.
The connector type is an standard stereo 3.5 mm minijack. Following table shows the
connection diagram.
RELÉ
JACK ¼”
COMMON
RING
NORMALLY CLOSED
TIP
NORMALLY OPEN
SLEEVE
The relay operation mode is configured by an internal micro switch. Factory set to SA. See the
other possible configurations bellow in SPECIAL OPERATION paragraphs.
NOTE:
Relay operation is changeover type: When the function is not active, the Ring pole is
connected to the Tip ant the Sleeve is opened. When active, Ring connects to the Sleeve and Tip
becomes opened.
CONNECTION TO EXTERNAL WIRED INTERCOM UNITS
The external units connection to the base station is carried
through twin-lead standard microphone shielded cable and
XLR-3-31/XLR-3-32 connectors. Each base station channel
provides one XLR-3-31 and one XLR-3-32 connectors wired
internally in parallel. The next list shows the signal distribution
in the pin XLR connectors.
TIP
RING
SLEEVE
WB-200 SERIES INTERCOM SYSTEM — WBS-202 DUAL CHANNEL WIRELESS BASE STATION