CleaverBrooks CFC-500 Operation, Service And Parts Manual page 277

Table 4. CB Falcon Modbus register map
0024 0036
0025 0037
0026 0038
0027 0039
0028 0040
0029 0041
002A 0042
002B 0043
002C 0044
002D 0045
002E 0046
002F 0047
0030 0048
0031 0049
0032 0050
0033 0051
0034 0052
Annunciator first out
Annunciator hold
Sequence time
Delay time
Hold code
Burner control flags
Remote Stat
SENSOR STATUS
Outlet operation (S4=J8-10)
terminal
DHW operation (S7=J9-3)
terminal
Stack or Heat exchanger
operation (S9=J9-6)
terminal
Outlet operation sensor
(S4=J8-10) state
DHW operation sensor
(S7=J9-3) state
Outlet limit sensor (S3=J8-8)
state
Inlet sensor (S1=J8-4) state R
DHW limit sensor (S7=J9-1)
state
Stack limit sensor (S8=J9-4)
state
S5 (J8-11) sensor state
R U16 Source for annunciator first out:
0=None or undetermined,
1=ILK,
2=PII,
11=Annunciator 1,
12=Annunciator 2,
13=Annunciator 3,
14=Annunciator 4,
15=Annunciator 5,
16=Annunciator 6,
17=Annunciator 7,
18=Annunciator 8
R U16 Source for burner control hold condition (see Hold code):
0=None or undetermined,
1=ILK,
2=PII,
3=LCI
11=Annunciator 1,
12=Annunciator 2,
13=Annunciator 3,
14=Annunciator 4,
15=Annunciator 5,
16=Annunciator 6,
17=Annunciator 7,
18=Annunciator 8
R U16 Running time for timed burner control operation
(seconds)
R U16 Running delay time (seconds). Applicable when burner
control in delayed or hold state.
R U16 Reason for burner hold (same codes as lockout, see
table 7)
R U16 Bit map:
15-1=Reserved (always 0)
0= Flame detected
R/W U16 0=No remote STAT demand,
1=remote STAT demand indicated
R U16
-40°-130° (0.1°C precision)
or other (see register 610)
R U16
-40°-130° (0.1°C precision)
R U16
-40°-130° (0.1°C precision)
R U16 0=None, 1=Normal, 2=Open, 3=Shorted, 4=Outside high
range, 5=Outside low range, 6=Not reliable
R U16 0=None, 1= Normal, 2=Open, 3=Shorted, 4=Outside
high range, 5=Outside low range, 6=Not reliable
R U16 0=None, 1=Normal, 2=Open, 3=Shorted, 4=Outside high
range, 5=Outside low range, 6=Not reliable
U16
0=None, 1= Normal, 2=Open, 3=Shorted, 4=Outside
high range, 5=Outside low range, 6=Not reliable
R U16 0=None, 1= Normal, 2=Open, 3=Shorted, 4=Outside
high range, 5=Outside low range, 6=Not reliable
R U16 0=None, 1= Normal, 2=Open, 3=Shorted, 4=Outside
high range, 5=Outside low range, 6=Not reliable
R U16 0=None, 1= Normal, 2=Open, 3=Shorted, 4=Outside
high range, 5=Outside low range, 6=Not reliable
7
CB FALCON MODBUS COMMUNICATION
d
e
or other (see register 612)
e
or other (see register 613)