Created Date: August 14,2010

Created by: milldrone

rodtech35,

Try this

PLC 06

// Rung 1

// Address 0

STR SP0

LD K400

OUT V700

LDA O2000

OUT V701

// Rung 2

// Address 5

STR SP1

LD K5000

MUL V2000

DIV K4095

MUL K100

OUTD V2030

// Rung 3

// Address 11

STR SP1

TMR T0 K80

// Rung 4

// Address 15

STR SP4

AND T0

OUT C100

// Rung 5

// Address 18

STR C100

STR CT0

CNT CT0 V2060

// Rung 6

// Address 22

STRE CTA0 V2061

OUT C102

// Rung 7

// Address 25

#BEGIN COMMENT

"Making a presumption that V3000 is a double word also. If it is not a double word then "

"V3001 must contain zero "

" "

"You must use the SP61 SP62 or SP63 special relays before another function uses them "

#END

STR SP1

LDD V2030

CMPD V3000

STR SP62

OR SP61

ANDSTR

OUT C41

// Rung 8

// Address 32

#BEGIN COMMENT

"You can also do a LDF (load formatted) and a OUTF (out formatted) to save the bits for "

"use later in the logic if needed. In this case SP60, SP61, SP63, are saved to C1000, "

"C1001, C1002 "

#END

STR SP1

LDF SP60 K3

OUTF C1000 K3

// Rung 9

// Address 37

END

// Rung 10

// Address 38

STR V2030 V3000

OUT C41

// Rung 11

// Address 41

END

// Rung 12

// Address 42

NOP

#BEGIN ELEMENT_DOC

"C41 ", " ", " ", "HIGH SAND LEVEL "

"C1000 ", " ", " ", "less than the instruction value SAVED "

"C1001 ", " ", " ", "equal to the instruction value SAVED "

"C1002 ", " ", " ", "greater than the instruction value SAVED "

"V2030 ", " ", " ", "SCALED LEVEL "

"V3000 ", " ", " ", "sand alarm "

"SP60 ", " ", " ", "less than the instruction value "

"SP61 ", " ", " ", "equal to the instruction value "

"SP62 ", " ", " ", "greater than the instruction value "

#END