
SDS Model Specification for 45SD1 Bus Card
The 45SD card conforms to the following SDS model:
Level 4 Binary Input, 1.1.1.5
ATTRIBUTES
Attribute Description R/W Data Type Size Count Default value
0 Network Data Descriptor R Uns. Byte 6 18,1,0,0,0,0
1 Baud Rate R Uns. Byte 1 0
2 Object Type R Uns. Byte 4 1,1,1,5
3 Partner ID R Uns. Word 1 50
4 Device Address R Uns. Byte 1 125
6 Unsolicited Mode Enable R/W Bool. Und 1 1
7 Software Version R Char. Und 11 38741 - X.X
8 Diagnostic Error Counter. R Uns. Byte 1
9 Diagnostic Register R/W Uns. Byte 2
10 Cyclic Timer R/W Uns. Byte 1 0
11 Serial Number R Uns. Long 1 XX...X
12 Date Code R Char. Und 4 MMYY
13 Catalog Listing R Char. Und 24 45SD1, Q45X
14 Partner Name R Char. Und 24 “Banner Engineering”
15 Component Name R Char. Und 24 “Photoelectric Sensor”
18 Input Data R Bool. Und 1 -
51 Direct Input State R Uns. Byte 1 -
56 Tag Name R/W Char. Und 24 Blank
58 Diagnostic Count Limit R/W Uns. Byte 1 1
61 Configuration Register R/W Uns. Byte 1 0
0 I/O Type: 18,1,0,0,0,0 These six bytes indicate that this is a single point binary input with the input variable at
Attribute #18.
1 Baud Rate: Always returns 0. This indicates that this device automatically determines the correct baud rate for
comunication.
2 Device Type: Indicates type of device in terms of the SDS protocol.
This is presented as 4 X 8 bit words: 01,01,01, 05 hex.
3 Vendor Identification Number: 50 decimal.
4 Device Address: This variable indicates the devices network address 0-125. It is the logical SDS address - 1. If the
SDS address of this device is 1 this attribute will be 0. Default value is 125 decimal. This attribute is stored in non
volatile memory.
6 Unsolicited Mode Enable: Setting this bit allows the device to send I/O event driven messages. These event messages
include: COS ON, COS OFF, WRITE ON, WRITE OFF. If this bit is cleared then only the error event (event 0) is
generated, all other events will be disabled. This attribute is stored in non volatile memory.
7 Software version Number: ASCII character string “38741-X.X”
8 Diagnostic Error Counter: The Diagnostic Error counter indicates the number of errors flags that are currently set in
attribute # 9. The possible values of this counter are 0,1,2,3 or 4.
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