Comparison GD and PCD profile

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Comparison GD and PCD profile

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Function

Generic Device

Process Control Device

S-Analog Sensor Instances

Pressure

Position

Sensor 1

Sensor 2

Position

Data Units Pressure

Counts

Percent

Counts

Percent

Psi

Torr

mTorr

Bar

mBar

Pa

atm

Data Units Position

Counts

Counts

Percent

Degrees

Set Point Type

Class 51, Instance 0, Attribute 8

Data Length 1 Byte

Value: 0=pressure, 1=position

Class 46, Instance 1, Attribute 14

Data Length 2 Byte

Value: 0=none,1=pressure, 2=position

Poll Output Assembly

Class 5, Instance 2, Attribute 100

Class 5, Instance 0, Attribute 100

Poll Input Assembly

Class 5, Instance 2, Attribute 101

Class 5, Instance 0, Attribute 101

Bit Strobe Produce Assembly

-

Class 5, Instance 0, Attribute 102

COS/Cyclic Produce Assembly

Class 5, Instance 4, Attribute 101

Class 5, Instance 0, Attribute 103

Sensor Setup

Sensor Mode, Sensor Factor

Sensor Full Scale, Sensor Unit

(or Sensor Mode, Sensor Factor)

Learn

Service 100 in Class 51

Start with 0, Stop with 1

Service 99 in Class 51

Start with 1, Stop with 0

Additional Attributes and Functions

 

Alarm / Warning Bands

Sensor Crossover

Process Variable Source

Control Direction

Firmware Download

No

Yes

Configuration and Read via

Service Interface

No

Sensor 1 Gain

Sensor 2 Gain

Position Gain

Position Units

Pressure Units

Data Type

Poll Input

Poll Output

Factory Reset

Reset

Exception Status

Device Stats

Exception Detail

Device Exception Size: 5

Device Exception: Sensor Expt.

Manufacturer Byte#5: FE Value

Device Exception Size: 4

  Device Exception: not used

Manufacturer Byte#5: FE Bits