Soutwest Microwave MicroWave 330, Руководство по установке

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7.0 Terminals, Switches and Indicators
7.1 MicroWave 330T Transmitter
The electrical connections, switches and indicators for the MicroWave 330T transmitter are shown in Figure 27.
SW
1
CH-
B
CH-
C
SW
2
CH-
E
CH-
A
J3
CH-
D
TB
1
J2
CH-
F
Figure 27 – MicroWave 330T Transmitter
7.1.1 Channel Select Switch
The “Channel Select Switch” SW1 as shown in Figure 28 is used in the Free Running mode to set the modulated
frequency of the MicroWave 330 transmitter. The same channel must be used on transmitter and receiver. If
transmitter and receiver are on different channels the “Channel Error” LED will illuminate.
SW
1
CH-B CH-C CH-E CH-A CH-D CH-F
Figure 28 – Channel Select Switch Transmitter
7.1.2 External – Internal Modulation Switch
The “External – Internal Modulation Switch” SW2 as shown in Figure 29 is used in the “Internal” position
when in Free Running mode and in the “External” position when used in the Tethered mode. In the Tethered
mode the “Mod Out” terminal from the receiver must be wired to the “Modulation Input” terminal on the
transmitter and SW2 set to “External” for the system to operate properly.