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Siemens Actuators SAX.., SAY.., SAV.., SAL.. for valves CE1P4040en
Building Technologies Functions and control 2018-12-05
Reg. Name R/W Value Example
Device information
1281 Factory Index R Two bytes, each
coding an ASCII char.
00 5A à 00 “Z”
Device is of Series “Z”
1282 Factory Date HWord R Two bytes, the lower
coding the Year (hex)
Read 1282 à 000F
Read 1283 à 0418
HWord LWord
-- YY MM DD
Hex 00 0F 04 18
Dec 00 15 04 24
à Device was manufactured
24 April, 2015
1283 Factory Date LWord R High byte: coding the
month (hex)
Low byte: coding the
day (hex)
1284 Factory SeqNo HWord R Hword + LWord =
HEX-representation
of Sequence number:
Read 1284 à 000A
Read 1285 à A206
AA206(hex) à 696838 (dec)
à Device has sequence
number 696838
1285 Factory SeqNo LWord R
1409 ASN [Char_16..15] R Each register: Two
bytes, each coding an
ASCII char.
ASN is coded
beginning with reg.
1409
Example:
0x47 44 = GD
0x42 31 = B1
0x38 31 = 81
0x2E 31 = .1
0x45 2F = E/
0x4D 4F= MO
à ASN is GDB181.1E/MO
1410
ASN [Char_14..13]
R
1411
ASN [Char_12..11]
R
1412
ASN [Char_10..9]
R
1413 ASN [Char_8..7] R
1414
ASN [Char_6..5]
R
1415 ASN [Char_4..3] R
Reserve
1416 ASN [Char_2..1] R
Status
Bit 00 1 = Not available Bit 06 1 = Not available
Bit 01 1 = Backup mode active Bit 07 1 = Not available
Bit 02 1 = Not available Bit 08 1 = Not available
Bit 03 1 = Not available Bit 09 1 = Self test failed
Bit 04 1 = Mechanical error, device blocked,
manual intervention
1)
or calibration
1)
Bit 10 1 = Self test successful
Bit 05 1 = Not available Bit 11 1 = Not available
1)
After 10 seconds
Function codes
03 (0x03) Read Holding Registers
04 (0x04) Read Input Registers
06 (0x06) Write Single Register
16 (0x10)
Write Multiple Registers (Limitation: Max. 120 registers on one write access)
Register 769 “Status”
Supported function
codes
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