Nor-Cal Intellisys Adaptive Pressure Controllers - Manual (Page 30)

30 30 Visit our Web Site www.n-c.com
I
ntellIsys
A
dAptIve
p
ressure
C
ontrollers
APC-OP-LIT 1/12
9.9 - S-Analog Sensor Object
Class ID 31
hex
• The process input value is a signed
16-bit integer encoded with least
significant byte first and scaled
according to
6000
hex
= 100% of full scale
sensor reading
0000
hex
= 0
• The process input signal acquisition
range is currently limited to the
bracket [–1.5% to 101.5%].
• The Valve position value is a signed
16-bit integer encoded with least
significant byte first and scaled to
7FFF
hex
= open
0000
hex
= closed
TAbLE 9.9.1 – S-ANALOG SENSOR INSTANCES
InStAnce
hex
AcceSS coDe nAme FormAt vAlue
1 0E (get) Process input (CDG1) UINT Pressure signal 0 to 100%
2 0E (get) Process input (CDG2) UINT Pressure signal 0 to 100%
3 0E (get) Valve position UINT (0% = close 100%=open)
5 0E (get) Temperature Sensor UINT Temperature
6 0E (get) 24v power input UINT Input power voltage
7 0E (get) Auxiliary input UINT Battery voltage
8 0E (get) Logic 5v UINT 5v internal feedback
9 0E (get) Device +15v UINT +15v internal feedback
A 0E (get) Device –15v UINT -15v internal feedback
TAbLE 9.9.2 – S-ANALOG SENSOR ObJECT ATTRIbUTES
AttrIBute ID
hex
AcceSS coDe nAme FormAt vAlue
6 0E (get) Value INT Analog output value