Manual

4–2 Configure the CFM Module
Publication 17716.5.99 - December 1995
BTW Configuration Block
Word(s)
➀
Bit
➁
Word(s)
➀
15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00
Block ID & Resets
1 Header Prover Run Initialize Overflow Reset T otal Reset
Output 1 and Output 0 T rigger & Select
2 Output 1 Trigger T ie Output 1 to Channel Output 0 T rigger T ie Output 0 to Channel
Output 3 and Output 2 T rigger & Select
3 Output 3 Trigger T ie Output 3 to Channel Output 2 T rigger T ie Output 2 to Channel
Input Channel Operating Mode
4 Channel 3 Channel 2 Channel 1 Channel 0
Input Channel Configuration
Channel 0 (words 514) Channel 1 (words 1524) Channel 2 (words 2534) Channel 3 (words 3544)
5, 15, 25, 35
Frequency
in
10ths
Bandwidth
Limit
Sampling
Termination
4 x
High Hz
Prover
Type
Debounce
Filtering
Acceleration Calculation Time
6, 16, 26, 36 Minimum Frequency Sampling T ime
7, 17, 27, 37 Number of Pulses to T erminate Sampling
8, 18, 28, 38 Highest Allowable Frequency
9, 19, 29, 39 Acceleration Alarm V alue (what rate to trigger on)
10, 20, 30, 40
Frequency Scaler Multiplier
➂
Frequency Scaler Divisor
➂
1 1, 21, 31, 41
T otal Scaler Multiplier
➂
12, 22, 32, 42
T otal Scaler Divisor
➂
13, 23, 33, 43 Rollover Value  Most Significant Digit (0999 x 10,000)
14, 24, 34, 44 Rollover Value  Least Significant Digit (09,999)
Output Configuration
Output 0 (words 4548) Output 1 (words 4952) Output 2 (words 5356) Output 3 (words 5760)
45, 49, 53, 57 Output ON value  Most Significant Digit (0999 x 10,000)
46, 50, 54, 58 Output ON value  Least Significant Digit (09,999)
47, 51, 55, 59 Output OFF value  Most Significant Digit (0999 x 10,000)
48, 52, 56, 60 Output OFF value  Least Significant Digit (09,999)
➀
Valid BTW lengths are: 0, 1, 2, 3, 4, 14, 24, 34, 44, 48, 52, 56, 60.
➁
ALL numeric values are in binary .
➂
When scaling is used, all outputs are still controlled by the actual value not the scaled value.
BTW Word Description Key
15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00
Bits
Mode(s) that use these bits.
Description of what these bits are used for.
word #
Mode abbreviations:
Totalizer = T
Nonresettable T otalizer = NR T
Highresolution Frequency = HR
Direction Sensor = DS