Bird Technologies 3171B020 - Manual (Page 16)

4
Figure 2 Rear Panel
Table 1-3 Rear Panel
1 3
2
5
6
7
4
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 31.
5 Remote Meter
Connections Extra meter connections for remote meters. For details
on connecting remote meters see “User Applications
and Wiring” on page 31. 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
μA full scale
into 1400 Ω (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).