© Edwards Limited 2012. All rights reserved. Page 11
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Connection for serial control and monitoring
A735-01-860 Issue A
Service setting
!S825
?S825
0..3 0 Decimal -
0: Service indication on
Service LED
1: Service indication on
Service LED and FAIL line
2: No service indication on
Service LED or FAIL line
3: Service indication on FAIL
line
Service status ?V826
One 16-bit
word:
<0000..FFFF>
- Hexidecimal -
Service status word –
Contact Edwards for more
information
‡
Service ?S835
[1..30] - String
ASCII
Characters
Serial numbers:
pump; drive-module and
power/control PCA
(fixed at manufacture, 9
characters each)
[1..36] - String
ASCII
Characters
Pump type and build
*
See Section 3.9.1 for status word decoding
†
If either returned value is ‘-200’, then this means that this temperature is not utilised within the product
‡
See Section 3.9.2 for service word decoding
Table 4 - Command abbreviations
Abbreviation Meaning
cr carriage return character
chars characters
d decimal ASCII character
Note: Fields showing multiple d characters are to indicate typical length. All
data fields have a maximum of 5 decimal characters (prefixed by a minus
number for negative numbers).
h hexadecimal ASCII character
r Returned error code - refer to Table 5
sp space character
string may have several ASCII characters
X Multi-drop decimal ASCII character
Note: Fields showing multiple X characters are to indicate maximum length and
not fixed length.
Table 5 - Error codes
Returned error code Meaning
0 No error
1 Invalid command for object ID
2 Invalid Query/Command
3Missing parameter
4 Parameter out of range
5 Invalid command in current state - e.g. serial command to start/stop when in par-
allel control mode
Table 3 - Summary of the commands that can be sent to the nXDS pump (continued)
Object name Command
Parameter
range
Factory
setting
Data type Units Comments
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