MicrowaveradiorelaylinkZENITH80
41/52 1.2
Přídavný útlum zastínění
0
5
10
15
20
25
-2,0 -1,5 -1,0 -0,5 0,0 0,5 1,0 1,5 2,0
z[-]
Ld[dB]
Figure28 Theapproximationofadditionalattenuationbehindanobstacle
4.3 DIRECTCONNECTIONOFAMONITORINGPC
Normally the communication of the monitoring PC with the ZENITH 80 station takes place through
data connection (TCP/IP protocol) over Ethernet, where both user data, and the monitoring data are
transmitted. If this connection is not possiblethe mo nitoringPCwith installedand running,ASD program
canbeconnecteddirectlyto
ODUthroughanRS‐232interface .TheinterfaceconnectorPFL10islocatedon
theODUmotherboard.TheconnectorisaccessibleafteropeningoftheODUboxcover.Allstandardsignals
with the RS‐232 interface signal level are brought onto this connector, while the signal ground of this
interfaceis
galvanicallyconnectedwiththeODUground.
0
-1
1
z
b
Additionalattenua tio nbehindanobstacle