
Manual VIPA Accessories
Chapter 4 Deployment
HB37E - IM - RE_306-1UE00 - Rev. 15/22
4-19
Data conversion analog input module:
S7:
10
27648
⋅
=
U
D
,
27648
10
⋅
=
D
U
S5:
10
16384
⋅
=
U
D
,
16384
10
⋅
=
D
U
Data conversion
S5 > S7:
16
27
DS5
16384
27648
DS5
DS7
⋅
=
⋅
=
DS7: Decimal value S7 format
DS5: Decimal value S5 format
U
: Voltage value
D
: Decimal value
Data conversion analog output module:
S7:
10
27648
⋅
=
U
D
,
27648
10
⋅
=
D
U
S5:
10
16384
⋅
=
U
D
,
16384
10
⋅
=
D
U
Data conversion
S7 > S5:
27
16
DS7
27648
16384
DS7
DS5
⋅
=
⋅
=
DS7: Decimal value S7 format
DS5: Decimal value S5 format
U
: Voltage value
D
: Decimal value
Measurement value: 4 ... 20mA
S5 format: 4mA = 512 ... 20mA = 2560
S7 format: 4mA = 6912 ... 20mA = 34546 (displayed as DWORD)
Should with the measuring range 4 ... 20mA in S5 format 0 ... 2048 or in S7
format 0 ... 27648 are displayed, so a software-based scaling (e.g. scale)
must be carried out.
Note!
If the IM 306 DP slave (< FW 117) with current GSD file (as from GSD
V2.23) is used with activated S7 format, this can lead to a configuration
error!
Special
4 ... 20mA
Backward
Compatibility