Honeywell HC900 Reference Manual page 18

Function Blocks
Function block listings
Category
Logic
Counters/Timers
Math
Calculations
4
2 Input AND (2AND)
4 Input AND (4AND)
8 Input AND (8AND)
2 Input OR (2OR)
4 Input OR (4OR)
8 Input OR (8OR)
Exclusive OR (XOR)
NOT (NOT)
Digital Switch (DSW)
Trigger (TRIG)
Selectable Trigger (STRIG)
Latch (LTCH)
Toggle Flip-Flop (TGFF)
Free-Form Logic (BOOL)
Pushbutton (PB)
Four Selector Switch (FSS)
Hand/Off/Auto (HOA)
Sequencer (SEQ)
Resettable Timer (RTMR)
Periodic Timer (PT)
Up Down Counter (UPDN)
Off Delay Timer (OFDT)
On Delay Timer (ONDT)
On Delay/Off Delay Timer (DLAY)
Calendar Event (CALEVT)
Time and Date (TMDT)
Real Time Clock (RTC)
Scale and Bias (SCB)
Addition (ADD)
Subtract (SUB)
Multiply (MUL)
Divide (DIV)
4 Input ADD (4ADD)
4 Input SUB (4SUB)
4 Input MUL (4MUL)
Free Form Math (MATH)
Compare (CMPR)
Deviation Compare (DCMP)
Absolute Value (ABS)
Square Root (SQRT)
Mass Flow (MSF)
Max-Min-Ave-Sum (MMA)
Negate (NEG)
Relative Humidity (RH)
Dewpoint (DEWP)
Totalize (TOT)
Continuous Average (CAVG)
Orifice AGA3 Meter Calc(AGA3O)
Turbine AGA7 Meter Calc (AGA7TM)
Ultrasonic AGA9 Meter Calc (AGA9UM)
Gas Compressibility Detail Calc (AGA8DL)
Gas Compressibility Gross Method Calc (AGA8GS)
Humidity and Enthalpy (ENTH)
HC900 Hybrid Control Designer Function Block Reference Guide
Block Type See Page
7 1
H
7 3
H
7 7
H
2 43
H
2 45
H
2 47
H
4 38
H
2 24
H
1 52
H
4 24
H
3 72
H
1 87
H
4 00
H
8 6
H
2 50
H
1 64
H
1 72
H
3 35
H
3 30
H
2 97
H
4 26
H
2 28
H
2 25
H
1 44
H
8 9
H
4 02
H
3 28
H
3 33
H
1 1
H
3 75
H
2 19
H
1 42
H
1 2
H
3 76
H
2 21
H
1 89
H
1 20
H
1 26
H
9
H
3 62
H
2 16
H
2 12
H
2 23
H
3 20
H
1 33
H
4 03
H
1 17
H
2 9
H
3 4
H
3 8
H
1 3
H
2 2
H
1 53
H
Revision 11
2/07