Siemens SITRANS RD200 Operating Instructions Manual page 77

Communication and displays.
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Code: 41 Description: 4-20 mA Output - Mode
Table D- 55
Command: Read
SOH
(0x01)
Table D- 56
Command: Write
SOH
Meter
(0x01)
Address
Table D- 57
Rely: Write and Read
STX (0x02)
'4'
The operating parameters consist of two digits, representing 4-20 mA Output Installed Status and data source:
First Digit
0 – No 4-20 mA Output
8 – 4-20 mA Output
Code 42: Description: 4-20 mA Output - Filter Value
Table D- 58
Command: Read
SOH (0x01)
Meter Ad-
dress
Table D- 59
Command: Write
SOH
Meter
Meter
(0x01)
Ad-
Ad-
dress
dress
Table D- 60
Reply: Write and Read
STX
'4'
'2'
(0x02)
The data field is 7 characters consisting of "+0000" followed by the value. Valid values are
00, and 02 to 19. Note that this filtering is in addition to the display filtering.
Note
Filter Value cannot be accessed through the front panel menu.
SITRANS RD200
Operating Instructions, 05/2019, A5E47629414-AA
Meter
Address
Meter
Address
'1'
'0'
'8'
Meter Ad-
dress
'4'
'2'
'+'
'+'
'0'
'0'
Meter
'4'
Address
'4'
'1'
'0'
'8'
'0'
Checksum
to
'4'
Second Digit
0 – Display Value
1 – Max Display Value
2 – Min Display Value
3 – Serial Communication: Data in mA
4 – Factory Use Only: Serial Comm: Data in counts
'4'
'2'
'0'
'0'
'0'
'0'
'0'
'0'
'1'
'9'
'B'
'0'
Checksum Checksum
to
'4'
Checksum
'9'
'A'
X
X
Check
sum
X
X
Check-
sum
ETX
(0x03)
ETX
(0x03)
ETX (0x03)
ETX (0x03)
Check
ETX
sum
(0X03
)
Check-
sum
77

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