User's Manual

AXISQ7436VideoEncoderBlade
3
Channel1,Congurable
I/O1
4
Channel2,Congurable
I/O1
5
Channel3,Congurable
I/O1
6
Channel4,Congurable
I/O1
7
Channel5,Congurable
I/O1
8
Channel6,Congurable
I/O1
9
Channel1,Congurable
I/O2
10
Channel2,Congurable
I/O2
Digitalinput-ConnecttoGND
toactivate,orleaveoating(or
unconnected)todeactivate.
Digitaloutput-Usesanopen
drainNFETtransistorwiththe
sourceconnectedtoGND.Ifused
withanexternalrelay,adiode
mustbeconnectedinparallel
withtheload,forprotection
againstvoltagetransients.
Mininput=40VDC
Maxinput=+40VDC
Maxload=100mA
Maxvoltage=+40VDC
(tothetransistor)
11
RS485A
12
RS485B
Ahalf-duplexRS485interfaceforcontrollingauxiliary
equipmentsuchasPTZdevices.
PinassignmentsfortheI/OConnectoroftheAXISQ7900and
AXISQ7920Chassis
PinFunctionDescription
1
Channel1,Congurable
I/O1
2
Channel2,Congurable
I/O1
3
Channel3,Congurable
I/O1
4
Channel4,Congurable
I/O1
5
Channel5,Congurable
I/O1
6
Channel6,Congurable
I/O1
Digitalinput-ConnecttoGND
toactivate,orleaveoating(or
unconnected)todeactivate.
Digitaloutput-Usesanopen
drainNFETtransistorwiththe
sourceconnectedtoGND.If
usedwithanexternalrelay,
adiodemustbeconnected
inparallelwiththeload,for
protectionagainstvoltage
transients.
Mininput=40VDC
Maxinput=+40VDC
Maxload=100mA
Maxvoltage=+40VDC
(tothetransistor)
10