West Control Solutions MRC 9000 User Manual

Page 112

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Section 4

Edition 3
Rev G

4-30

10.

HIGH SELECT and LOW SELECT

INPUT 1:

A

PROMPT:

DVxx INPUT A

INPUT 2:

B

PROMPT:

DVxx INPUT B

ACTUATOR:

n/a

RESET:

n/a

OUTPUT:

= HIGHER of A and B

for HIGH SELECT

= LOWER of A and B

for LOW SELECT

11.

HIGH PEAK

INPUT 1:

A

PROMPT:

DVXX INPUT

ACTUATOR:

n/a

RESET:

YES

PROMPT:

DVxx RESET ACTUATOR

OUTPUT:

= HIGHEST VALUE of A since last RESET
Whenever RESET is active, the HIGHEST VALUE will be the current value of A.

12.

LOW PEAK

INPUT 1:

A

PROMPT:

DVxx INPUT

ACTUATOR:

n/a

RESET:

YES

PROMPT:

DVXX RESET ACTUATOR

OUTPUT:

= LOWEST VALUE of A since last RESET.
Whenever RESET is active, the LOWEST VALUE will be the current value of A.

13.

TRACK AND HOLD

INPUT 1:

A

PROMPT:

DVxx INPUT

ACTUATOR:

YES

PROMPT:

DVxx TRACK ACTUATOR

RESET:

n/a

OUTPUT:

= Current value of A if the state of the Selected Actuator is true
= Last value of A when the state of the Selected Actuator changed from true to false

14.

1 of 2 SELECTOR

INPUT 1:

A

PROMPT:

DVxx INPUT A

INPUT 2:

B

PROMPT:

DVxx INPUT B

ACTUATOR:

YES

PROMPT:

DVxx SELECT B ACTUAT

RESET:

n/a

OUTPUT:

= A if the state of the Selected Actuator is false.
= B if the state of the Selected Actuator is true.

15.

CONVERT ACTUATOR

ACTUATOR:

YES

PROMPT:

DVxx ACTUATOR

RESET:

n/a

OUTPUT:

= 0.0 if the state of the Selected Actuator is false
= 1.0 if the state of the Selected Actuator is true.

16.

CONVERT F TO C

INPUT 1:

A

PROMPT:

DVxx INPUT

°

F

ACTUATOR:

n/a

RESET:

n/a

OUTPUT:

= (A-32) * 5/9

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