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6-Channel F Analog Input MTA
Marshalled Termination Assemblies for ET200M Remote I/O Modules
A5E00482820-12
111
9.16
Input Sharing
9.16.1
Description
This section contains information and requirements for input sharing between a
Failsafe Analog Input module (6ES7 336-1HE00-0AB0, E-Stand 4 or higher) and a
Standard Analog Input Module (6ES7 331-7NF00-0AB0, E-Stand 5 or higher),
using the Siemens FAI Marshalled Termination Assembly (MTA) (6ES7650-
1AH51-5XX0 or 6ES7650-1AH50-5XX0) and the Siemens AI Marshalled
Termination Assembly (MTA) (6ES7650-1AA51-2XX0 or 6ES7650-1AA50-2XX0).
9.16.2
Purpose
Input sharing allows the transmitter signal to be distributed to both the Fail-Safe
Analog Input Module and the Standard Analog Input Module. Both systems will
then receive the same input data. See Section 9.16.4.
9.16.3
Operation
The signal source is connected to the FAI MTA in the normal manner. The cable
plugged into J1 is wired from IxR+ to Ix+ on TBy of the Standard Analog Input (SAI)
MTA (6ES7650-1AA51-2XX0 or 6ES7650-1AA50-2XX0) and the Ix- pin to Ix- on
TBy of the SAI MTA. The SAI MTA input jumpers (W0 – W7) are set for current
mode and the isolation jumpers (W8 – W15) are cut for each channel connected to
the FAI MTA. The SAI Module is connected to the SAI MTA using the standard
cable. See Table 6-1.
The 6.2V zener diode board is required in position 1 on the FAI MTA.
Summary of Contents for ET 200M
Page 8: ...Preface Marshalled Termination Assemblies for ET200M Remote I O Modules 8 A5E00482820 12 ...
Page 16: ...Contents Marshalled Termination Assemblies for ET200M Remote I O Modules 16 A5E00482820 12 ...
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