Fisher FIELDVUE DVC6200f User Manual

Instruction Manual
D103412X012
Detailed Setup—ISEL Function Block
July 2013
148
Figure 4‐14. Input Selector Block Limit Propagation
START
SELECT_TYPE
Middle?
Yes
No
SELECT_TYPE
Maximum?
SELECT_TYPE
Minimum?
More than 1
input?
Yes
All inputs with
same limit
status?
Yes
Propagate that
limit status
Input a
constant?
Propagate
Not Limited
No
Propagate
Constant
No
Yes
No
Yes
No
Input a
constant?
Propagate
Low Limit
Propagate
High Limit
Input a
constant?
Yes
SELECT_TYPE
First Good or Hot
Spare?
No
No
No
SELECT_TYPE
Average?
All inputs with
same limit
status?
Propagate
Not Limited
Yes
Yes
No
No
1
1
NOTES:
 LIMIT MANIPULATION FOR A CONSTANT INPUT FOR MAXIMUM AND MINIMUM IS BASED
UPON THE FOUNDATION FIELDBUS SPECIFICATION. THE REASONING IS BASED ON HIGH SELECT
PROVIDING A LOW LIMIT STATUS AND LOW SELECT PROVIDING A HIGH LIMIT STATUS.
1
Yes
Yes
Propagate
selected input
limit status
OP_SELECT
equal to zero?
Yes
No
Propagate
selected input
limit status
No
Yes
Illegal Select Type
should never be reached

Fisher FIELDVUE DVC6200f Specifications

General

Brand	Fisher
Model	FIELDVUE DVC6200f
Category	Controller
Language	English