Siemens SITRANS F Operating Instructions Manual page 77

The device provides means to remap 20 Modbus registers.
Table A-3 Modbus register mapping
Modbus Data type /
register Size in
bytes
10448 Unsigned /
4
10450 Unsigned /
2
10451 Unsigned /
2
...
10488 Unsigned /
2
10489 Unsigned /
2
FST020 IP65 NEMA 4X
Operating Instructions, 09/2017, A5E41425845-AB
Parameter Description
Enable mapping Activation/deactivation of
the register mapping. A set
bit means that the mapping
pair is activated, a cleared bit
that the mapping pair is de‐
activated.
Bit 0:
Requested register 1 / Tar‐
get register 1
...
Bit 19:
Requested register 20 / Tar‐
get register 20
Register 1 source Modbus register that ap‐
pears within Modbus re‐
quest is redirected to the pa‐
rameter specified by Target
register 1
Register 1 target Register of an existing prod‐
uct parameter to which a
Modbus request is redirected
Register 20 source Modbus register that ap‐
pears within Modbus re‐
quest is redirected to the pa‐
rameter specified by Target
register 20
Register 20 target Register of an existing prod‐
uct parameter to which a
Modbus request is redirected
Modbus communication
A.4 Modbus register mapping
Default value Value range /
[units] Setting op‐
(units register) tions
0 0 - 1048575
65535 0 - 65535
65535 0 - 65535
65535 0 - 65535
65535 0 - 65535
Access
level
Read /
write
Read /
write
Read /
write
Read /
write
Read /
write
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