User's Manual

Digital UHF Transmitter Chapter 2, System Description and
Customer Remote Connections
DT835A, Rev. 1 2-10
Table 2-14: Remote Control Interface Connections
FUNCTION
REMOTE JACK/PIN
NUMBER
INTERFACE TYPE
Exciter Enable Interlock J7-1
Exciter Enable Interlock Rtn J7-2
J7-1 and 2 must be
jumpered together for
normal operation.
Transmitter Remote Metering
Combined Output Power J10-7
Combined Output Power Rtn J10-8
1V full scale at 1kΩ source
resistance
Combined Reflected Power J10-9
Combined Reflected Power
Rtn
J10-10
1V full scale at 1kΩ source
resistance
Exciter Output J9-26
Exciter Output Rtn J9-27
1V full scale at 1kΩ source
resistance
Exciter Remote Control Commands
Exciter Operate (Enable) J8-3 Contact closure
Exciter Standby/Operate Rtn J8-2
Exciter Standby (Disable) J8-1 Contact closure
Exciter Auto J8-6 Contact closure
Exciter Auto/Manual Rtn J8-5
Exciter Manual J8-4 Contact closure
Power Raise (optional) J9-6 Contact closure
Raise/Lower Rtn (optional) J9-5
Power Lower (optional) J9-4 Contact closure
Exc Modulator Select
(optional)
J8-10 Contact closure
Exc Modulator Select Rtn
(optional)
J8-11
Exciter Remote Status Indications
Exciter Auto Mode Indicator J9-30 50 mA max current sink
Auto/Manual Mode Ind Rtn J9-31
Exciter Manual Mode
Indicator
J9-32 50 mA max current sink
Operate Indicator J9-1 50 mA max current sink
Operate/Standby Ind Rtn J9-2
Standby Indicator J9-3 50 mA max current sink