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User Manual
Rev. 2.0 - 27/01/20
TEX3500LCD
4.5.4 I
2
C Bus
Type: Male DB9
1 NC
2 TX_D
3 RX_D
4
Internally connected to 6
5 GND
6
Internally connected to 4
7
Internally connected to 8
8
Internally connected to 7
9 NC
4.5.5 Remote
Type: Female DB15
Pin Name
Type
Purpose
1
Interlock
IN
Inhibits power if closed to
GND
2
Ext AGC FWD
IN
Ext. signal,1-12V, for limitation
(AGC)
3
GND
Ground
4
SDA IIC
I/O
Serial data for IIC communication
5
VPA Tlm
ANL OUT
PA supply voltage: 3.9V
F.S.
6
FWD Tlm
ANL OUT
Forward power: 3.9V F.S.
7
Power Good
DIG OUT
Indicates activation by
switching
the
normally-open
contact
to
ground.
8
GND
Ground
9
GND
Ground
10 Ext AGC RFL
IN
Ext. signal,1-12V, for limitation
(AGC)
11 SCL IIC
I/O
Clock for IIC communication
12 IPA Tlm
ANL OUT
PA supply current: 3.9V
F.S.
13 RFL Tlm
ANL OUT
Reflected power: 3.9V F.S.
14 On cmd
DIG IN
A pulse towards ground (500 ms)
triggers
power
output
15 OFF cmd
DIG IN
A pulse towards ground (500 ms)
inhibits
power
output.
