BIRD Wattcher 3170B, Operation Manual

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Wattcher Monitor/Alarm Model 3170B
4
Figure 2 Rear Panel
1
3
2
5
6
7
4
Table 3 - Rear Panel
1 AC Receptacle Provides a means of supplying AC line power to Wattcher
control unit.
2 AC Line Fuse Slow-blow fuse, provides circuit protection from excessive
surge inline power or in the event of component failure.
3 Line Voltage Selector
Switch Determines line voltage operation (115 or 230VAC).
4 Power/Alarm/Remote
Terminal Strip Provides connection for external DC supply, auxiliary
alarm input and output, reset input and output, remote
confirm output and auxiliary 5V output. See
"User
Applications and Wiring" on page 27
.
5 Remote Meter
Connections Extra meter connections for remote meters. For details on
connecting remote meters see
"User Applications
and Wiring" on page 27
. Levels: 1.038V full scale.
Use 33.2k resistor in series with standard Bird 30mA
meters.
6 RF Power Input
Connections
(from line section) Female BNC connectors, provide means of connecting
sampled RF power. Forward and Reflected power
connectors are labeled as such. Levels: 30

A full scale
into 1400

(42mV). May be overranged to 100mV.
7 Meter Connections Connectors for front panel main meters. Can also be used
to connect remote meters. Levels: 30mA full scale into
1400 ohm (42mV).