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IntellIsys AdAptIve pressure Controllers

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

0E (get) Value INT Analog output value