Unpacking and Installation
MNC-0300-001
11 of 20
Revision L
Note 1: Pins 3,4,5 — Form C contacts. Fault 1, Summary Fault.
Note 2: Pins 6,7,8 — Form C contacts. Fault 2, Summary Fault
(Used for redundant systems).
Summary Fault Indicators
Two sets of Form C relay contacts (Summary Fault 1 and
Summary Fault 2) are used to indicate that a fault has occurred.
The Summary Fault 1 indicator signals change state any time an
amplifier fault occurs. The user has the choice of a normally
open or normally closed circuit.
Table 1, Auxiliary Connector Pinouts
Pin Nr.
Definition
Comments
1
+24 VDC
Available for external use.
2
+24 VDC
Current limit of 100mA.
3 (Note
1)
Summary Fault 1
Normally Open. Closes when fault occurs.
4
Summary Fault 1
Normally Closed. Opens when fault occurs.
5
Summary Fault 1
Common, Fault 1
6 (Note
2)
Summary Fault 2
Common, Fault 2
7
Summary Fault 2
Normally Open. Closes when fault occurs.
8
Summary Fault 2
Normally Closed. Opens when fault occurs.
9
Ground
10
Ground
11
External Interlock
Return
Pin 11 must be connected to Pin 13 to enable
High Voltage ON.
12
RF Inhibit
Connect Pin 12 to Pin 9 or Pin 10 to inhibit RF
Output.
13
External Interlock
Pin 13 must be connected to Pin 11 to enable
High Voltage ON
14
+15 VDC
Monitor Only
15
-15 VDC
Monitor Only.
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