Measurement Specialties 9116 User Manual

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Pressure Systems, Inc.                                                                                        Model 9116 User’s Manual 
 
 
 
Page 83 
 
www.PressureSystems.com 
SET/DO OPERATING OPTIONS/FUNCTIONS  (Command ‘w’) 
 
Purpose: 
Change a module’s default operating option settings, or invoke special internal  
 
operations or functions. 
 
 
 
Command 
wii[dd[ eeee]]” 
 
‘w’  is the command letter. 
ii’ is the option index field. 
dd’ is an [optional] hex datum field. 
eeee’ is an [optional] extra datum with a leading space character. 
 
Response 
A” 
‘A’ is the acknowledge letter 
 
 
Description: The index field (ii) contains two hex digits that identify the specific option to be  
 
 
  set or function to be performed.  The datum field (dd), when present, contains 2  
 
 
  hex digits. A few indexes also require an extra datum field (eeee).  Valid  
 
 
  options/functions are listed in the table below (-- marks a missing datum field in  
 
 
  its column, and fourth column shows any ‘q’ command index that reads same  
  
 
option): 
 
 
ii 
dd 
Description 
‘q’ read 
index 
00 --- 
Execute Internal Self Test.  
01 --- 
Update Internal Thermal Coefficients.  
02-06 
--- 
Reserved for factory use 
 
07 --- 
Store Operating Options in non-volatile flash memory. 
 
08 --- 
Store Current Offset Terms in transducers’ non-volatile 
memories. 
 
09 --- 
Store Current Gain Terms in transducers’ non-volatile 
memories. 
 
0A 01-10 
Set 
Number of Channels in Module  (default =16 for 9116). 
 
0B 
00 
 
 
01 
Enable Automatic Shifting of Calibration Valve during 
Calculate and Set Offsets (‘h’) command (default). 
Disable Automatic Shifting of Calibration Valve in ‘h’.  
User will manually control calibration value.